diff options
| -rw-r--r-- | public/javascripts/context_menu.js | 8 | ||||
| -rw-r--r-- | public/javascripts/controls.js | 838 | ||||
| -rw-r--r-- | public/javascripts/dragdrop.js | 146 | ||||
| -rw-r--r-- | public/javascripts/effects.js | 760 | ||||
| -rw-r--r-- | public/javascripts/prototype.js | 3768 |
5 files changed, 3711 insertions, 1809 deletions
diff --git a/public/javascripts/context_menu.js b/public/javascripts/context_menu.js index 3e2d571fa..dfd72b1fa 100644 --- a/public/javascripts/context_menu.js +++ b/public/javascripts/context_menu.js @@ -28,11 +28,11 @@ ContextMenu.prototype = { RightClick: function(e) { this.hideMenu(); // do not show the context menu on links - if (Event.findElement(e, 'a') != document) { return; } + if (Event.findElement(e, 'a') != document && Event.findElement(e, 'a') != undefined) { return; } // right-click simulated by Alt+Click with Opera if (window.opera && !e.altKey) { return; } var tr = Event.findElement(e, 'tr'); - if ((tr == document) || !tr.hasClassName('hascontextmenu')) { return; } + if (tr == document || tr == undefined || !tr.hasClassName('hascontextmenu')) { return; } Event.stop(e); if (!this.isSelected(tr)) { this.unselectAll(); @@ -44,14 +44,14 @@ ContextMenu.prototype = { Click: function(e) { this.hideMenu(); - if (Event.findElement(e, 'a') != document) { return; } + if (Event.findElement(e, 'a') != document && Event.findElement(e, 'a') != undefined ) { return; } if (window.opera && e.altKey) { return; } if (Event.isLeftClick(e) || (navigator.appVersion.match(/\bMSIE\b/))) { var tr = Event.findElement(e, 'tr'); if (tr!=document && tr.hasClassName('hascontextmenu')) { // a row was clicked, check if the click was on checkbox var box = Event.findElement(e, 'input'); - if (box!=document) { + if (box!=document && box!=undefined) { // a checkbox may be clicked if (box.checked) { tr.addClassName('context-menu-selection'); diff --git a/public/javascripts/controls.js b/public/javascripts/controls.js index 8c273f874..5aaf0bb2b 100644 --- a/public/javascripts/controls.js +++ b/public/javascripts/controls.js @@ -1,6 +1,6 @@ -// Copyright (c) 2005, 2006 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) -// (c) 2005, 2006 Ivan Krstic (http://blogs.law.harvard.edu/ivan) -// (c) 2005, 2006 Jon Tirsen (http://www.tirsen.com) +// Copyright (c) 2005-2008 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) +// (c) 2005-2007 Ivan Krstic (http://blogs.law.harvard.edu/ivan) +// (c) 2005-2007 Jon Tirsen (http://www.tirsen.com) // Contributors: // Richard Livsey // Rahul Bhargava @@ -37,22 +37,23 @@ if(typeof Effect == 'undefined') throw("controls.js requires including script.aculo.us' effects.js library"); -var Autocompleter = {} -Autocompleter.Base = function() {}; -Autocompleter.Base.prototype = { +var Autocompleter = { } +Autocompleter.Base = Class.create({ baseInitialize: function(element, update, options) { - this.element = $(element); + element = $(element) + this.element = element; this.update = $(update); this.hasFocus = false; this.changed = false; this.active = false; this.index = 0; this.entryCount = 0; + this.oldElementValue = this.element.value; if(this.setOptions) this.setOptions(options); else - this.options = options || {}; + this.options = options || { }; this.options.paramName = this.options.paramName || this.element.name; this.options.tokens = this.options.tokens || []; @@ -74,6 +75,9 @@ Autocompleter.Base.prototype = { if(typeof(this.options.tokens) == 'string') this.options.tokens = new Array(this.options.tokens); + // Force carriage returns as token delimiters anyway + if (!this.options.tokens.include('\n')) + this.options.tokens.push('\n'); this.observer = null; @@ -81,15 +85,14 @@ Autocompleter.Base.prototype = { Element.hide(this.update); - Event.observe(this.element, "blur", this.onBlur.bindAsEventListener(this)); - Event.observe(this.element, "keypress", this.onKeyPress.bindAsEventListener(this)); + Event.observe(this.element, 'blur', this.onBlur.bindAsEventListener(this)); + Event.observe(this.element, 'keydown', this.onKeyPress.bindAsEventListener(this)); }, show: function() { if(Element.getStyle(this.update, 'display')=='none') this.options.onShow(this.element, this.update); if(!this.iefix && - (navigator.appVersion.indexOf('MSIE')>0) && - (navigator.userAgent.indexOf('Opera')<0) && + (Prototype.Browser.IE) && (Element.getStyle(this.update, 'position')=='absolute')) { new Insertion.After(this.update, '<iframe id="' + this.update.id + '_iefix" '+ @@ -139,17 +142,17 @@ Autocompleter.Base.prototype = { case Event.KEY_UP: this.markPrevious(); this.render(); - if(navigator.appVersion.indexOf('AppleWebKit')>0) Event.stop(event); + Event.stop(event); return; case Event.KEY_DOWN: this.markNext(); this.render(); - if(navigator.appVersion.indexOf('AppleWebKit')>0) Event.stop(event); + Event.stop(event); return; } else if(event.keyCode==Event.KEY_TAB || event.keyCode==Event.KEY_RETURN || - (navigator.appVersion.indexOf('AppleWebKit') > 0 && event.keyCode == 0)) return; + (Prototype.Browser.WebKit > 0 && event.keyCode == 0)) return; this.changed = true; this.hasFocus = true; @@ -195,7 +198,6 @@ Autocompleter.Base.prototype = { this.index==i ? Element.addClassName(this.getEntry(i),"selected") : Element.removeClassName(this.getEntry(i),"selected"); - if(this.hasFocus) { this.show(); this.active = true; @@ -238,21 +240,22 @@ Autocompleter.Base.prototype = { } var value = ''; if (this.options.select) { - var nodes = document.getElementsByClassName(this.options.select, selectedElement) || []; + var nodes = $(selectedElement).select('.' + this.options.select) || []; if(nodes.length>0) value = Element.collectTextNodes(nodes[0], this.options.select); } else value = Element.collectTextNodesIgnoreClass(selectedElement, 'informal'); - var lastTokenPos = this.findLastToken(); - if (lastTokenPos != -1) { - var newValue = this.element.value.substr(0, lastTokenPos + 1); - var whitespace = this.element.value.substr(lastTokenPos + 1).match(/^\s+/); + var bounds = this.getTokenBounds(); + if (bounds[0] != -1) { + var newValue = this.element.value.substr(0, bounds[0]); + var whitespace = this.element.value.substr(bounds[0]).match(/^\s+/); if (whitespace) newValue += whitespace[0]; - this.element.value = newValue + value; + this.element.value = newValue + value + this.element.value.substr(bounds[1]); } else { this.element.value = value; } + this.oldElementValue = this.element.value; this.element.focus(); if (this.options.afterUpdateElement) @@ -296,39 +299,48 @@ Autocompleter.Base.prototype = { onObserverEvent: function() { this.changed = false; + this.tokenBounds = null; if(this.getToken().length>=this.options.minChars) { - this.startIndicator(); this.getUpdatedChoices(); } else { this.active = false; this.hide(); } + this.oldElementValue = this.element.value; }, getToken: function() { - var tokenPos = this.findLastToken(); - if (tokenPos != -1) - var ret = this.element.value.substr(tokenPos + 1).replace(/^\s+/,'').replace(/\s+$/,''); - else - var ret = this.element.value; - - return /\n/.test(ret) ? '' : ret; - }, - - findLastToken: function() { - var lastTokenPos = -1; - - for (var i=0; i<this.options.tokens.length; i++) { - var thisTokenPos = this.element.value.lastIndexOf(this.options.tokens[i]); - if (thisTokenPos > lastTokenPos) - lastTokenPos = thisTokenPos; + var bounds = this.getTokenBounds(); + return this.element.value.substring(bounds[0], bounds[1]).strip(); + }, + + getTokenBounds: function() { + if (null != this.tokenBounds) return this.tokenBounds; + var value = this.element.value; + if (value.strip().empty()) return [-1, 0]; + var diff = arguments.callee.getFirstDifferencePos(value, this.oldElementValue); + var offset = (diff == this.oldElementValue.length ? 1 : 0); + var prevTokenPos = -1, nextTokenPos = value.length; + var tp; + for (var index = 0, l = this.options.tokens.length; index < l; ++index) { + tp = value.lastIndexOf(this.options.tokens[index], diff + offset - 1); + if (tp > prevTokenPos) prevTokenPos = tp; + tp = value.indexOf(this.options.tokens[index], diff + offset); + if (-1 != tp && tp < nextTokenPos) nextTokenPos = tp; } - return lastTokenPos; + return (this.tokenBounds = [prevTokenPos + 1, nextTokenPos]); } -} +}); + +Autocompleter.Base.prototype.getTokenBounds.getFirstDifferencePos = function(newS, oldS) { + var boundary = Math.min(newS.length, oldS.length); + for (var index = 0; index < boundary; ++index) + if (newS[index] != oldS[index]) + return index; + return boundary; +}; -Ajax.Autocompleter = Class.create(); -Object.extend(Object.extend(Ajax.Autocompleter.prototype, Autocompleter.Base.prototype), { +Ajax.Autocompleter = Class.create(Autocompleter.Base, { initialize: function(element, update, url, options) { this.baseInitialize(element, update, options); this.options.asynchronous = true; @@ -338,7 +350,9 @@ Object.extend(Object.extend(Ajax.Autocompleter.prototype, Autocompleter.Base.pro }, getUpdatedChoices: function() { - entry = encodeURIComponent(this.options.paramName) + '=' + + this.startIndicator(); + + var entry = encodeURIComponent(this.options.paramName) + '=' + encodeURIComponent(this.getToken()); this.options.parameters = this.options.callback ? @@ -346,14 +360,13 @@ Object.extend(Object.extend(Ajax.Autocompleter.prototype, Autocompleter.Base.pro if(this.options.defaultParams) this.options.parameters += '&' + this.options.defaultParams; - + new Ajax.Request(this.url, this.options); }, onComplete: function(request) { this.updateChoices(request.responseText); } - }); // The local array autocompleter. Used when you'd prefer to @@ -391,8 +404,7 @@ Object.extend(Object.extend(Ajax.Autocompleter.prototype, Autocompleter.Base.pro // In that case, the other options above will not apply unless // you support them. -Autocompleter.Local = Class.create(); -Autocompleter.Local.prototype = Object.extend(new Autocompleter.Base(), { +Autocompleter.Local = Class.create(Autocompleter.Base, { initialize: function(element, update, array, options) { this.baseInitialize(element, update, options); this.options.array = array; @@ -448,13 +460,12 @@ Autocompleter.Local.prototype = Object.extend(new Autocompleter.Base(), { ret = ret.concat(partial.slice(0, instance.options.choices - ret.length)) return "<ul>" + ret.join('') + "</ul>"; } - }, options || {}); + }, options || { }); } }); -// AJAX in-place editor -// -// see documentation on http://wiki.script.aculo.us/scriptaculous/show/Ajax.InPlaceEditor +// AJAX in-place editor and collection editor +// Full rewrite by Christophe Porteneuve <tdd@tddsworld.com> (April 2007). // Use this if you notice weird scrolling problems on some browsers, // the DOM might be a bit confused when this gets called so do this @@ -465,353 +476,472 @@ Field.scrollFreeActivate = function(field) { }, 1); } -Ajax.InPlaceEditor = Class.create(); -Ajax.InPlaceEditor.defaultHighlightColor = "#FFFF99"; -Ajax.InPlaceEditor.prototype = { +Ajax.InPlaceEditor = Class.create({ initialize: function(element, url, options) { this.url = url; - this.element = $(element); - - this.options = Object.extend({ - paramName: "value", - okButton: true, - okText: "ok", - cancelLink: true, - cancelText: "cancel", - savingText: "Saving...", - clickToEditText: "Click to edit", - okText: "ok", - rows: 1, - onComplete: function(transport, element) { - new Effect.Highlight(element, {startcolor: this.options.highlightcolor}); - }, - onFailure: function(transport) { - alert("Error communicating with the server: " + transport.responseText.stripTags()); - }, - callback: function(form) { - return Form.serialize(form); - }, - handleLineBreaks: true, - loadingText: 'Loading...', - savingClassName: 'inplaceeditor-saving', - loadingClassName: 'inplaceeditor-loading', - formClassName: 'inplaceeditor-form', - highlightcolor: Ajax.InPlaceEditor.defaultHighlightColor, - highlightendcolor: "#FFFFFF", - externalControl: null, - submitOnBlur: false, - ajaxOptions: {}, - evalScripts: false - }, options || {}); - - if(!this.options.formId && this.element.id) { - this.options.formId = this.element.id + "-inplaceeditor"; - if ($(this.options.formId)) { - // there's already a form with that name, don't specify an id - this.options.formId = null; - } + this.element = element = $(element); + this.prepareOptions(); + this._controls = { }; + arguments.callee.dealWithDeprecatedOptions(options); // DEPRECATION LAYER!!! + Object.extend(this.options, options || { }); + if (!this.options.formId && this.element.id) { + this.options.formId = this.element.id + '-inplaceeditor'; + if ($(this.options.formId)) + this.options.formId = ''; } - - if (this.options.externalControl) { + if (this.options.externalControl) this.options.externalControl = $(this.options.externalControl); - } - - this.originalBackground = Element.getStyle(this.element, 'background-color'); - if (!this.originalBackground) { - this.originalBackground = "transparent"; - } - + if (!this.options.externalControl) + this.options.externalControlOnly = false; + this._originalBackground = this.element.getStyle('background-color') || 'transparent'; this.element.title = this.options.clickToEditText; - - this.onclickListener = this.enterEditMode.bindAsEventListener(this); - this.mouseoverListener = this.enterHover.bindAsEventListener(this); - this.mouseoutListener = this.leaveHover.bindAsEventListener(this); - Event.observe(this.element, 'click', this.onclickListener); - Event.observe(this.element, 'mouseover', this.mouseoverListener); - Event.observe(this.element, 'mouseout', this.mouseoutListener); - if (this.options.externalControl) { - Event.observe(this.options.externalControl, 'click', this.onclickListener); - Event.observe(this.options.externalControl, 'mouseover', this.mouseoverListener); - Event.observe(this.options.externalControl, 'mouseout', this.mouseoutListener); + this._boundCancelHandler = this.handleFormCancellation.bind(this); + this._boundComplete = (this.options.onComplete || Prototype.emptyFunction).bind(this); + this._boundFailureHandler = this.handleAJAXFailure.bind(this); + this._boundSubmitHandler = this.handleFormSubmission.bind(this); + this._boundWrapperHandler = this.wrapUp.bind(this); + this.registerListeners(); + }, + checkForEscapeOrReturn: function(e) { + if (!this._editing || e.ctrlKey || e.altKey || e.shiftKey) return; + if (Event.KEY_ESC == e.keyCode) + this.handleFormCancellation(e); + else if (Event.KEY_RETURN == e.keyCode) + this.handleFormSubmission(e); + }, + createControl: function(mode, handler, extraClasses) { + var control = this.options[mode + 'Control']; + var text = this.options[mode + 'Text']; + if ('button' == control) { + var btn = document.createElement('input'); + btn.type = 'submit'; + btn.value = text; + btn.className = 'editor_' + mode + '_button'; + if ('cancel' == mode) + btn.onclick = this._boundCancelHandler; + this._form.appendChild(btn); + this._controls[mode] = btn; + } else if ('link' == control) { + var link = document.createElement('a'); + link.href = '#'; + link.appendChild(document.createTextNode(text)); + link.onclick = 'cancel' == mode ? this._boundCancelHandler : this._boundSubmitHandler; + link.className = 'editor_' + mode + '_link'; + if (extraClasses) + link.className += ' ' + extraClasses; + this._form.appendChild(link); + this._controls[mode] = link; } }, - enterEditMode: function(evt) { - if (this.saving) return; - if (this.editing) return; - this.editing = true; - this.onEnterEditMode(); - if (this.options.externalControl) { - Element.hide(this.options.externalControl); - } - Element.hide(this.element); - this.createForm(); - this.element.parentNode.insertBefore(this.form, this.element); - if (!this.options.loadTextURL) Field.scrollFreeActivate(this.editField); - // stop the event to avoid a page refresh in Safari - if (evt) { - Event.stop(evt); - } - return false; - }, - createForm: function() { - this.form = document.createElement("form"); - this.form.id = this.options.formId; - Element.addClassName(this.form, this.options.formClassName) - this.form.onsubmit = this.onSubmit.bind(this); - - this.createEditField(); - - if (this.options.textarea) { - var br = document.createElement("br"); - this.form.appendChild(br); - } - - if (this.options.okButton) { - okButton = document.createElement("input"); - okButton.type = "submit"; - okButton.value = this.options.okText; - okButton.className = 'editor_ok_button'; - this.form.appendChild(okButton); - } - - if (this.options.cancelLink) { - cancelLink = document.createElement("a"); - cancelLink.href = "#"; - cancelLink.appendChild(document.createTextNode(this.options.cancelText)); - cancelLink.onclick = this.onclickCancel.bind(this); - cancelLink.className = 'editor_cancel'; - this.form.appendChild(cancelLink); - } - }, - hasHTMLLineBreaks: function(string) { - if (!this.options.handleLineBreaks) return false; - return string.match(/<br/i) || string.match(/<p>/i); - }, - convertHTMLLineBreaks: function(string) { - return string.replace(/<br>/gi, "\n").replace(/<br\/>/gi, "\n").replace(/<\/p>/gi, "\n").replace(/<p>/gi, ""); - }, createEditField: function() { - var text; - if(this.options.loadTextURL) { - text = this.options.loadingText; - } else { - text = this.getText(); - } - - var obj = this; - - if (this.options.rows == 1 && !this.hasHTMLLineBreaks(text)) { - this.options.textarea = false; - var textField = document.createElement("input"); - textField.obj = this; - textField.type = "text"; - textField.name = this.options.paramName; - textField.value = text; - textField.style.backgroundColor = this.options.highlightcolor; - textField.className = 'editor_field'; + var text = (this.options.loadTextURL ? this.options.loadingText : this.getText()); + var fld; + if (1 >= this.options.rows && !/\r|\n/.test(this.getText())) { + fld = document.createElement('input'); + fld.type = 'text'; var size = this.options.size || this.options.cols || 0; - if (size != 0) textField.size = size; - if (this.options.submitOnBlur) - textField.onblur = this.onSubmit.bind(this); - this.editField = textField; + if (0 < size) fld.size = size; } else { - this.options.textarea = true; - var textArea = document.createElement("textarea"); - textArea.obj = this; - textArea.name = this.options.paramName; - textArea.value = this.convertHTMLLineBreaks(text); - textArea.rows = this.options.rows; - textArea.cols = this.options.cols || 40; - textArea.className = 'editor_field'; - if (this.options.submitOnBlur) - textArea.onblur = this.onSubmit.bind(this); - this.editField = textArea; + fld = document.createElement('textarea'); + fld.rows = (1 >= this.options.rows ? this.options.autoRows : this.options.rows); + fld.cols = this.options.cols || 40; } - - if(this.options.loadTextURL) { + fld.name = this.options.paramName; + fld.value = text; // No HTML breaks conversion anymore + fld.className = 'editor_field'; + if (this.options.submitOnBlur) + fld.onblur = this._boundSubmitHandler; + this._controls.editor = fld; + if (this.options.loadTextURL) this.loadExternalText(); - } - this.form.appendChild(this.editField); + this._form.appendChild(this._controls.editor); + }, + createForm: function() { + var ipe = this; + function addText(mode, condition) { + var text = ipe.options['text' + mode + 'Controls']; + if (!text || condition === false) return; + ipe._form.appendChild(document.createTextNode(text)); + }; + this._form = $(document.createElement('form')); + this._form.id = this.options.formId; + this._form.addClassName(this.options.formClassName); + this._form.onsubmit = this._boundSubmitHandler; + this.createEditField(); + if ('textarea' == this._controls.editor.tagName.toLowerCase()) + this._form.appendChild(document.createElement('br')); + if (this.options.onFormCustomization) + this.options.onFormCustomization(this, this._form); + addText('Before', this.options.okControl || this.options.cancelControl); + this.createControl('ok', this._boundSubmitHandler); + addText('Between', this.options.okControl && this.options.cancelControl); + this.createControl('cancel', this._boundCancelHandler, 'editor_cancel'); + addText('After', this.options.okControl || this.options.cancelControl); + }, + destroy: function() { + if (this._oldInnerHTML) + this.element.innerHTML = this._oldInnerHTML; + this.leaveEditMode(); + this.unregisterListeners(); + }, + enterEditMode: function(e) { + if (this._saving || this._editing) return; + this._editing = true; + this.triggerCallback('onEnterEditMode'); + if (this.options.externalControl) + this.options.externalControl.hide(); + this.element.hide(); + this.createForm(); + this.element.parentNode.insertBefore(this._form, this.element); + if (!this.options.loadTextURL) + this.postProcessEditField(); + if (e) Event.stop(e); + }, + enterHover: function(e) { + if (this.options.hoverClassName) + this.element.addClassName(this.options.hoverClassName); + if (this._saving) return; + this.triggerCallback('onEnterHover'); }, getText: function() { return this.element.innerHTML; }, - loadExternalText: function() { - Element.addClassName(this.form, this.options.loadingClassName); - this.editField.disabled = true; - new Ajax.Request( - this.options.loadTextURL, - Object.extend({ - asynchronous: true, - onComplete: this.onLoadedExternalText.bind(this) - }, this.options.ajaxOptions) - ); - }, - onLoadedExternalText: function(transport) { - Element.removeClassName(this.form, this.options.loadingClassName); - this.editField.disabled = false; - this.editField.value = transport.responseText.stripTags(); - Field.scrollFreeActivate(this.editField); - }, - onclickCancel: function() { - this.onComplete(); - this.leaveEditMode(); - return false; - }, - onFailure: function(transport) { - this.options.onFailure(transport); - if (this.oldInnerHTML) { - this.element.innerHTML = this.oldInnerHTML; - this.oldInnerHTML = null; + handleAJAXFailure: function(transport) { + this.triggerCallback('onFailure', transport); + if (this._oldInnerHTML) { + this.element.innerHTML = this._oldInnerHTML; + this._oldInnerHTML = null; } - return false; }, - onSubmit: function() { - // onLoading resets these so we need to save them away for the Ajax call - var form = this.form; - var value = this.editField.value; - - // do this first, sometimes the ajax call returns before we get a chance to switch on Saving... - // which means this will actually switch on Saving... *after* we've left edit mode causing Saving... - // to be displayed indefinitely - this.onLoading(); - - if (this.options.evalScripts) { - new Ajax.Request( - this.url, Object.extend({ - parameters: this.options.callback(form, value), - onComplete: this.onComplete.bind(this), - onFailure: this.onFailure.bind(this), - asynchronous:true, - evalScripts:true - }, this.options.ajaxOptions)); - } else { - new Ajax.Updater( - { success: this.element, - // don't update on failure (this could be an option) - failure: null }, - this.url, Object.extend({ - parameters: this.options.callback(form, value), - onComplete: this.onComplete.bind(this), - onFailure: this.onFailure.bind(this) - }, this.options.ajaxOptions)); - } - // stop the event to avoid a page refresh in Safari - if (arguments.length > 1) { - Event.stop(arguments[0]); + handleFormCancellation: function(e) { + this.wrapUp(); + if (e) Event.stop(e); + }, + handleFormSubmission: function(e) { + var form = this._form; + var value = $F(this._controls.editor); + this.prepareSubmission(); + var params = this.options.callback(form, value) || ''; + if (Object.isString(params)) + params = params.toQueryParams(); + params.editorId = this.element.id; + if (this.options.htmlResponse) { + var options = Object.extend({ evalScripts: true }, this.options.ajaxOptions); + Object.extend(options, { + parameters: params, + onComplete: this._boundWrapperHandler, + onFailure: this._boundFailureHandler + }); + new Ajax.Updater({ success: this.element }, this.url, options); + } else { + var options = Object.extend({ method: 'get' }, this.options.ajaxOptions); + Object.extend(options, { + parameters: params, + onComplete: this._boundWrapperHandler, + onFailure: this._boundFailureHandler + }); + new Ajax.Request(this.url, options); } - return false; + if (e) Event.stop(e); + }, + leaveEditMode: function() { + this.element.removeClassName(this.options.savingClassName); + this.removeForm(); + this.leaveHover(); + this.element.style.backgroundColor = this._originalBackground; + this.element.show(); + if (this.options.externalControl) + this.options.externalControl.show(); + this._saving = false; + this._editing = false; + this._oldInnerHTML = null; + this.triggerCallback('onLeaveEditMode'); + }, + leaveHover: function(e) { + if (this.options.hoverClassName) + this.element.removeClassName(this.options.hoverClassName); + if (this._saving) return; + this.triggerCallback('onLeaveHover'); }, - onLoading: function() { - this.saving = true; + loadExternalText: function() { + this._form.addClassName(this.options.loadingClassName); + this._controls.editor.disabled = true; + var options = Object.extend({ method: 'get' }, this.options.ajaxOptions); + Object.extend(options, { + parameters: 'editorId=' + encodeURIComponent(this.element.id), + onComplete: Prototype.emptyFunction, + onSuccess: function(transport) { + this._form.removeClassName(this.options.loadingClassName); + var text = transport.responseText; + if (this.options.stripLoadedTextTags) + text = text.stripTags(); + this._controls.editor.value = text; + this._controls.editor.disabled = false; + this.postProcessEditField(); + }.bind(this), + onFailure: this._boundFailureHandler + }); + new Ajax.Request(this.options.loadTextURL, options); + }, + postProcessEditField: function() { + var fpc = this.options.fieldPostCreation; + if (fpc) + $(this._controls.editor)['focus' == fpc ? 'focus' : 'activate'](); + }, + prepareOptions: function() { + this.options = Object.clone(Ajax.InPlaceEditor.DefaultOptions); + Object.extend(this.options, Ajax.InPlaceEditor.DefaultCallbacks); + [this._extraDefaultOptions].flatten().compact().each(function(defs) { + Object.extend(this.options, defs); + }.bind(this)); + }, + prepareSubmission: function() { + this._saving = true; this.removeForm(); this.leaveHover(); this.showSaving(); }, + registerListeners: function() { + this._listeners = { }; + var listener; + $H(Ajax.InPlaceEditor.Listeners).each(function(pair) { + listener = this[pair.value].bind(this); + this._listeners[pair.key] = listener; + if (!this.options.externalControlOnly) + this.element.observe(pair.key, listener); + if (this.options.externalControl) + this.options.externalControl.observe(pair.key, listener); + }.bind(this)); + }, + removeForm: function() { + if (!this._form) return; + this._form.remove(); + this._form = null; + this._controls = { }; + }, showSaving: function() { - this.oldInnerHTML = this.element.innerHTML; + this._oldInnerHTML = this.element.innerHTML; this.element.innerHTML = this.options.savingText; - Element.addClassName(this.element, this.options.savingClassName); - this.element.style.backgroundColor = this.originalBackground; - Element.show(this.element); + this.element.addClassName(this.options.savingClassName); + this.element.style.backgroundColor = this._originalBackground; + this.element.show(); }, - removeForm: function() { - if(this.form) { - if (this.form.parentNode) Element.remove(this.form); - this.form = null; + triggerCallback: function(cbName, arg) { + if ('function' == typeof this.options[cbName]) { + this.options[cbName](this, arg); } }, - enterHover: function() { - if (this.saving) return; - this.element.style.backgroundColor = this.options.highlightcolor; - if (this.effect) { - this.effect.cancel(); - } - Element.addClassName(this.element, this.options.hoverClassName) + unregisterListeners: function() { + $H(this._listeners).each(function(pair) { + if (!this.options.externalControlOnly) + this.element.stopObserving(pair.key, pair.value); + if (this.options.externalControl) + this.options.externalControl.stopObserving(pair.key, pair.value); + }.bind(this)); }, - leaveHover: function() { - if (this.options.backgroundColor) { - this.element.style.backgroundColor = this.oldBackground; - } - Element.removeClassName(this.element, this.options.hoverClassName) - if (this.saving) return; - this.effect = new Effect.Highlight(this.element, { - startcolor: this.options.highlightcolor, - endcolor: this.options.highlightendcolor, - restorecolor: this.originalBackground + wrapUp: function(transport) { + this.leaveEditMode(); + // Can't use triggerCallback due to backward compatibility: requires + // binding + direct element + this._boundComplete(transport, this.element); + } +}); + +Object.extend(Ajax.InPlaceEditor.prototype, { + dispose: Ajax.InPlaceEditor.prototype.destroy +}); + +Ajax.InPlaceCollectionEditor = Class.create(Ajax.InPlaceEditor, { + initialize: function($super, element, url, options) { + this._extraDefaultOptions = Ajax.InPlaceCollectionEditor.DefaultOptions; + $super(element, url, options); + }, + + createEditField: function() { + var list = document.createElement('select'); + list.name = this.options.paramName; + list.size = 1; + this._controls.editor = list; + this._collection = this.options.collection || []; + if (this.options.loadCollectionURL) + this.loadCollection(); + else + this.checkForExternalText(); + this._form.appendChild(this._controls.editor); + }, + + loadCollection: function() { + this._form.addClassName(this.options.loadingClassName); + this.showLoadingText(this.options.loadingCollectionText); + var options = Object.extend({ method: 'get' }, this.options.ajaxOptions); + Object.extend(options, { + parameters: 'editorId=' + encodeURIComponent(this.element.id), + onComplete: Prototype.emptyFunction, + onSuccess: function(transport) { + var js = transport.responseText.strip(); + if (!/^\[.*\]$/.test(js)) // TODO: improve sanity check + throw 'Server returned an invalid collection representation.'; + this._collection = eval(js); + this.checkForExternalText(); + }.bind(this), + onFailure: this.onFailure }); + new Ajax.Request(this.options.loadCollectionURL, options); }, - leaveEditMode: function() { - Element.removeClassName(this.element, this.options.savingClassName); - this.removeForm(); - this.leaveHover(); - this.element.style.backgroundColor = this.originalBackground; - Element.show(this.element); - if (this.options.externalControl) { - Element.show(this.options.externalControl); + + showLoadingText: function(text) { + this._controls.editor.disabled = true; + var tempOption = this._controls.editor.firstChild; + if (!tempOption) { + tempOption = document.createElement('option'); + tempOption.value = ''; + this._controls.editor.appendChild(tempOption); + tempOption.selected = true; } - this.editing = false; - this.saving = false; - this.oldInnerHTML = null; - this.onLeaveEditMode(); + tempOption.update((text || '').stripScripts().stripTags()); }, - onComplete: function(transport) { - this.leaveEditMode(); - this.options.onComplete.bind(this)(transport, this.element); + + checkForExternalText: function() { + this._text = this.getText(); + if (this.options.loadTextURL) + this.loadExternalText(); + else + this.buildOptionList(); }, - onEnterEditMode: function() {}, - onLeaveEditMode: function() {}, - dispose: function() { - if (this.oldInnerHTML) { - this.element.innerHTML = this.oldInnerHTML; - } - this.leaveEditMode(); - Event.stopObserving(this.element, 'click', this.onclickListener); - Event.stopObserving(this.element, 'mouseover', this.mouseoverListener); - Event.stopObserving(this.element, 'mouseout', this.mouseoutListener); - if (this.options.externalControl) { - Event.stopObserving(this.options.externalControl, 'click', this.onclickListener); - Event.stopObserving(this.options.externalControl, 'mouseover', this.mouseoverListener); - Event.stopObserving(this.options.externalControl, 'mouseout', this.mouseoutListener); - } + + loadExternalText: function() { + this.showLoadingText(this.options.loadingText); + var options = Object.extend({ method: 'get' }, this.options.ajaxOptions); + Object.extend(options, { + parameters: 'editorId=' + encodeURIComponent(this.element.id), + onComplete: Prototype.emptyFunction, + onSuccess: function(transport) { + this._text = transport.responseText.strip(); + this.buildOptionList(); + }.bind(this), + onFailure: this.onFailure + }); + new Ajax.Request(this.options.loadTextURL, options); + }, + + buildOptionList: function() { + this._form.removeClassName(this.options.loadingClassName); + this._collection = this._collection.map(function(entry) { + return 2 === entry.length ? entry : [entry, entry].flatten(); + }); + var marker = ('value' in this.options) ? this.options.value : this._text; + var textFound = this._collection.any(function(entry) { + return entry[0] == marker; + }.bind(this)); + this._controls.editor.update(''); + var option; + this._collection.each(function(entry, index) { + option = document.createElement('option'); + option.value = entry[0]; + option.selected = textFound ? entry[0] == marker : 0 == index; + option.appendChild(document.createTextNode(entry[1])); + this._controls.editor.appendChild(option); + }.bind(this)); + this._controls.editor.disabled = false; + Field.scrollFreeActivate(this._controls.editor); } -}; +}); -Ajax.InPlaceCollectionEditor = Class.create(); -Object.extend(Ajax.InPlaceCollectionEditor.prototype, Ajax.InPlaceEditor.prototype); -Object.extend(Ajax.InPlaceCollectionEditor.prototype, { - createEditField: function() { - if (!this.cached_selectTag) { - var selectTag = document.createElement("select"); - var collection = this.options.collection || []; - var optionTag; - collection.each(function(e,i) { - optionTag = document.createElement("option"); - optionTag.value = (e instanceof Array) ? e[0] : e; - if((typeof this.options.value == 'undefined') && - ((e instanceof Array) ? this.element.innerHTML == e[1] : e == optionTag.value)) optionTag.selected = true; - if(this.options.value==optionTag.value) optionTag.selected = true; - optionTag.appendChild(document.createTextNode((e instanceof Array) ? e[1] : e)); - selectTag.appendChild(optionTag); - }.bind(this)); - this.cached_selectTag = selectTag; - } +//**** DEPRECATION LAYER FOR InPlace[Collection]Editor! **** +//**** This only exists for a while, in order to let **** +//**** users adapt to the new API. Read up on the new **** +//**** API and convert your code to it ASAP! **** + +Ajax.InPlaceEditor.prototype.initialize.dealWithDeprecatedOptions = function(options) { + if (!options) return; + function fallback(name, expr) { + if (name in options || expr === undefined) return; + options[name] = expr; + }; + fallback('cancelControl', (options.cancelLink ? 'link' : (options.cancelButton ? 'button' : + options.cancelLink == options.cancelButton == false ? false : undefined))); + fallback('okControl', (options.okLink ? 'link' : (options.okButton ? 'button' : + options.okLink == options.okButton == false ? false : undefined))); + fallback('highlightColor', options.highlightcolor); + fallback('highlightEndColor', options.highlightendcolor); +}; - this.editField = this.cached_selectTag; - if(this.options.loadTextURL) this.loadExternalText(); - this.form.appendChild(this.editField); - this.options.callback = function(form, value) { - return "value=" + encodeURIComponent(value); +Object.extend(Ajax.InPlaceEditor, { + DefaultOptions: { + ajaxOptions: { }, + autoRows: 3, // Use when multi-line w/ rows == 1 + cancelControl: 'link', // 'link'|'button'|false + cancelText: 'cancel', + clickToEditText: 'Click to edit', + externalControl: null, // id|elt + externalControlOnly: false, + fieldPostCreation: 'activate', // 'activate'|'focus'|false + formClassName: 'inplaceeditor-form', + formId: null, // id|elt + highlightColor: '#ffff99', + highlightEndColor: '#ffffff', + hoverClassName: '', + htmlResponse: true, + loadingClassName: 'inplaceeditor-loading', + loadingText: 'Loading...', + okControl: 'button', // 'link'|'button'|false + okText: 'ok', + paramName: 'value', + rows: 1, // If 1 and multi-line, uses autoRows + savingClassName: 'inplaceeditor-saving', + savingText: 'Saving...', + size: 0, + stripLoadedTextTags: false, + submitOnBlur: false, + textAfterControls: '', + textBeforeControls: '', + textBetweenControls: '' + }, + DefaultCallbacks: { + callback: function(form) { + return Form.serialize(form); + }, + onComplete: function(transport, element) { + // For backward compatibility, this one is bound to the IPE, and passes + // the element directly. It was too often customized, so we don't break it. + new Effect.Highlight(element, { + startcolor: this.options.highlightColor, keepBackgroundImage: true }); + }, + onEnterEditMode: null, + onEnterHover: function(ipe) { + ipe.element.style.backgroundColor = ipe.options.highlightColor; + if (ipe._effect) + ipe._effect.cancel(); + }, + onFailure: function(transport, ipe) { + alert('Error communication with the server: ' + transport.responseText.stripTags()); + }, + onFormCustomization: null, // Takes the IPE and its generated form, after editor, before controls. + onLeaveEditMode: null, + onLeaveHover: function(ipe) { + ipe._effect = new Effect.Highlight(ipe.element, { + startcolor: ipe.options.highlightColor, endcolor: ipe.options.highlightEndColor, + restorecolor: ipe._originalBackground, keepBackgroundImage: true + }); } + }, + Listeners: { + click: 'enterEditMode', + keydown: 'checkForEscapeOrReturn', + mouseover: 'enterHover', + mouseout: 'leaveHover' } }); +Ajax.InPlaceCollectionEditor.DefaultOptions = { + loadingCollectionText: 'Loading options...' +}; + // Delayed observer, like Form.Element.Observer, // but waits for delay after last key input // Ideal for live-search fields -Form.Element.DelayedObserver = Class.create(); -Form.Element.DelayedObserver.prototype = { +Form.Element.DelayedObserver = Class.create({ initialize: function(element, delay, callback) { this.delay = delay || 0.5; this.element = $(element); @@ -830,4 +960,4 @@ Form.Element.DelayedObserver.prototype = { this.timer = null; this.callback(this.element, $F(this.element)); } -}; +}); diff --git a/public/javascripts/dragdrop.js b/public/javascripts/dragdrop.js index c71ddb827..bf5cfea66 100644 --- a/public/javascripts/dragdrop.js +++ b/public/javascripts/dragdrop.js @@ -1,10 +1,10 @@ -// Copyright (c) 2005, 2006 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) -// (c) 2005, 2006 Sammi Williams (http://www.oriontransfer.co.nz, sammi@oriontransfer.co.nz) +// Copyright (c) 2005-2008 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) +// (c) 2005-2007 Sammi Williams (http://www.oriontransfer.co.nz, sammi@oriontransfer.co.nz) // // script.aculo.us is freely distributable under the terms of an MIT-style license. // For details, see the script.aculo.us web site: http://script.aculo.us/ -if(typeof Effect == 'undefined') +if(Object.isUndefined(Effect)) throw("dragdrop.js requires including script.aculo.us' effects.js library"); var Droppables = { @@ -20,14 +20,13 @@ var Droppables = { greedy: true, hoverclass: null, tree: false - }, arguments[1] || {}); + }, arguments[1] || { }); // cache containers if(options.containment) { options._containers = []; var containment = options.containment; - if((typeof containment == 'object') && - (containment.constructor == Array)) { + if(Object.isArray(containment)) { containment.each( function(c) { options._containers.push($(c)) }); } else { options._containers.push($(containment)); @@ -87,21 +86,23 @@ var Droppables = { show: function(point, element) { if(!this.drops.length) return; - var affected = []; + var drop, affected = []; - if(this.last_active) this.deactivate(this.last_active); this.drops.each( function(drop) { if(Droppables.isAffected(point, element, drop)) affected.push(drop); }); - if(affected.length>0) { + if(affected.length>0) drop = Droppables.findDeepestChild(affected); + + if(this.last_active && this.last_active != drop) this.deactivate(this.last_active); + if (drop) { Position.within(drop.element, point[0], point[1]); if(drop.onHover) drop.onHover(element, drop.element, Position.overlap(drop.overlap, drop.element)); - Droppables.activate(drop); + if (drop != this.last_active) Droppables.activate(drop); } }, @@ -110,8 +111,10 @@ var Droppables = { Position.prepare(); if (this.isAffected([Event.pointerX(event), Event.pointerY(event)], element, this.last_active)) - if (this.last_active.onDrop) - this.last_active.onDrop(element, this.last_active.element, event); + if (this.last_active.onDrop) { + this.last_active.onDrop(element, this.last_active.element, event); + return true; + } }, reset: function() { @@ -219,10 +222,7 @@ var Draggables = { /*--------------------------------------------------------------------------*/ -var Draggable = Class.create(); -Draggable._dragging = {}; - -Draggable.prototype = { +var Draggable = Class.create({ initialize: function(element) { var defaults = { handle: false, @@ -233,7 +233,7 @@ Draggable.prototype = { }); }, endeffect: function(element) { - var toOpacity = typeof element._opacity == 'number' ? element._opacity : 1.0; + var toOpacity = Object.isNumber(element._opacity) ? element._opacity : 1.0; new Effect.Opacity(element, {duration:0.2, from:0.7, to:toOpacity, queue: {scope:'_draggable', position:'end'}, afterFinish: function(){ @@ -243,6 +243,7 @@ Draggable.prototype = { }, zindex: 1000, revert: false, + quiet: false, scroll: false, scrollSensitivity: 20, scrollSpeed: 15, @@ -250,7 +251,7 @@ Draggable.prototype = { delay: 0 }; - if(!arguments[1] || typeof arguments[1].endeffect == 'undefined') + if(!arguments[1] || Object.isUndefined(arguments[1].endeffect)) Object.extend(defaults, { starteffect: function(element) { element._opacity = Element.getOpacity(element); @@ -259,11 +260,11 @@ Draggable.prototype = { } }); - var options = Object.extend(defaults, arguments[1] || {}); + var options = Object.extend(defaults, arguments[1] || { }); this.element = $(element); - if(options.handle && (typeof options.handle == 'string')) + if(options.handle && Object.isString(options.handle)) this.handle = this.element.down('.'+options.handle, 0); if(!this.handle) this.handle = $(options.handle); @@ -276,7 +277,6 @@ Draggable.prototype = { Element.makePositioned(this.element); // fix IE - this.delta = this.currentDelta(); this.options = options; this.dragging = false; @@ -298,17 +298,17 @@ Draggable.prototype = { }, initDrag: function(event) { - if(typeof Draggable._dragging[this.element] != 'undefined' && + if(!Object.isUndefined(Draggable._dragging[this.element]) && Draggable._dragging[this.element]) return; if(Event.isLeftClick(event)) { // abort on form elements, fixes a Firefox issue var src = Event.element(event); - if(src.tagName && ( - src.tagName=='INPUT' || - src.tagName=='SELECT' || - src.tagName=='OPTION' || - src.tagName=='BUTTON' || - src.tagName=='TEXTAREA')) return; + if((tag_name = src.tagName.toUpperCase()) && ( + tag_name=='INPUT' || + tag_name=='SELECT' || + tag_name=='OPTION' || + tag_name=='BUTTON' || + tag_name=='TEXTAREA')) return; var pointer = [Event.pointerX(event), Event.pointerY(event)]; var pos = Position.cumulativeOffset(this.element); @@ -321,6 +321,8 @@ Draggable.prototype = { startDrag: function(event) { this.dragging = true; + if(!this.delta) + this.delta = this.currentDelta(); if(this.options.zindex) { this.originalZ = parseInt(Element.getStyle(this.element,'z-index') || 0); @@ -329,7 +331,9 @@ Draggable.prototype = { if(this.options.ghosting) { this._clone = this.element.cloneNode(true); - Position.absolutize(this.element); + this.element._originallyAbsolute = (this.element.getStyle('position') == 'absolute'); + if (!this.element._originallyAbsolute) + Position.absolutize(this.element); this.element.parentNode.insertBefore(this._clone, this.element); } @@ -351,8 +355,12 @@ Draggable.prototype = { updateDrag: function(event, pointer) { if(!this.dragging) this.startDrag(event); - Position.prepare(); - Droppables.show(pointer, this.element); + + if(!this.options.quiet){ + Position.prepare(); + Droppables.show(pointer, this.element); + } + Draggables.notify('onDrag', this, event); this.draw(pointer); @@ -380,30 +388,44 @@ Draggable.prototype = { } // fix AppleWebKit rendering - if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0); + if(Prototype.Browser.WebKit) window.scrollBy(0,0); Event.stop(event); }, finishDrag: function(event, success) { this.dragging = false; + + if(this.options.quiet){ + Position.prepare(); + var pointer = [Event.pointerX(event), Event.pointerY(event)]; + Droppables.show(pointer, this.element); + } if(this.options.ghosting) { - Position.relativize(this.element); + if (!this.element._originallyAbsolute) + Position.relativize(this.element); + delete this.element._originallyAbsolute; Element.remove(this._clone); this._clone = null; } - if(success) Droppables.fire(event, this.element); + var dropped = false; + if(success) { + dropped = Droppables.fire(event, this.element); + if (!dropped) dropped = false; + } + if(dropped && this.options.onDropped) this.options.onDropped(this.element); Draggables.notify('onEnd', this, event); var revert = this.options.revert; - if(revert && typeof revert == 'function') revert = revert(this.element); + if(revert && Object.isFunction(revert)) revert = revert(this.element); var d = this.currentDelta(); if(revert && this.options.reverteffect) { - this.options.reverteffect(this.element, - d[1]-this.delta[1], d[0]-this.delta[0]); + if (dropped == 0 || revert != 'failure') + this.options.reverteffect(this.element, + d[1]-this.delta[1], d[0]-this.delta[0]); } else { this.delta = d; } @@ -451,15 +473,15 @@ Draggable.prototype = { }.bind(this)); if(this.options.snap) { - if(typeof this.options.snap == 'function') { + if(Object.isFunction(this.options.snap)) { p = this.options.snap(p[0],p[1],this); } else { - if(this.options.snap instanceof Array) { + if(Object.isArray(this.options.snap)) { p = p.map( function(v, i) { - return Math.round(v/this.options.snap[i])*this.options.snap[i] }.bind(this)) + return (v/this.options.snap[i]).round()*this.options.snap[i] }.bind(this)) } else { p = p.map( function(v) { - return Math.round(v/this.options.snap)*this.options.snap }.bind(this)) + return (v/this.options.snap).round()*this.options.snap }.bind(this)) } }} @@ -543,12 +565,13 @@ Draggable.prototype = { } return { top: T, left: L, width: W, height: H }; } -} +}); + +Draggable._dragging = { }; /*--------------------------------------------------------------------------*/ -var SortableObserver = Class.create(); -SortableObserver.prototype = { +var SortableObserver = Class.create({ initialize: function(element, observer) { this.element = $(element); this.observer = observer; @@ -564,15 +587,15 @@ SortableObserver.prototype = { if(this.lastValue != Sortable.serialize(this.element)) this.observer(this.element) } -} +}); var Sortable = { SERIALIZE_RULE: /^[^_\-](?:[A-Za-z0-9\-\_]*)[_](.*)$/, - sortables: {}, + sortables: { }, _findRootElement: function(element) { - while (element.tagName != "BODY") { + while (element.tagName.toUpperCase() != "BODY") { if(element.id && Sortable.sortables[element.id]) return element; element = element.parentNode; } @@ -612,13 +635,20 @@ var Sortable = { delay: 0, hoverclass: null, ghosting: false, + quiet: false, scroll: false, scrollSensitivity: 20, scrollSpeed: 15, format: this.SERIALIZE_RULE, + + // these take arrays of elements or ids and can be + // used for better initialization performance + elements: false, + handles: false, + onChange: Prototype.emptyFunction, onUpdate: Prototype.emptyFunction - }, arguments[1] || {}); + }, arguments[1] || { }); // clear any old sortable with same element this.destroy(element); @@ -626,6 +656,7 @@ var Sortable = { // build options for the draggables var options_for_draggable = { revert: true, + quiet: options.quiet, scroll: options.scroll, scrollSpeed: options.scrollSpeed, scrollSensitivity: options.scrollSensitivity, @@ -679,10 +710,9 @@ var Sortable = { options.droppables.push(element); } - (this.findElements(element, options) || []).each( function(e) { - // handles are per-draggable - var handle = options.handle ? - $(e).down('.'+options.handle,0) : e; + (options.elements || this.findElements(element, options) || []).each( function(e,i) { + var handle = options.handles ? $(options.handles[i]) : + (options.handle ? $(e).select('.' + options.handle)[0] : e); options.draggables.push( new Draggable(e, Object.extend(options_for_draggable, { handle: handle }))); Droppables.add(e, options_for_droppable); @@ -842,7 +872,7 @@ var Sortable = { only: sortableOptions.only, name: element.id, format: sortableOptions.format - }, arguments[1] || {}); + }, arguments[1] || { }); var root = { id: null, @@ -866,7 +896,7 @@ var Sortable = { sequence: function(element) { element = $(element); - var options = Object.extend(this.options(element), arguments[1] || {}); + var options = Object.extend(this.options(element), arguments[1] || { }); return $(this.findElements(element, options) || []).map( function(item) { return item.id.match(options.format) ? item.id.match(options.format)[1] : ''; @@ -875,9 +905,9 @@ var Sortable = { setSequence: function(element, new_sequence) { element = $(element); - var options = Object.extend(this.options(element), arguments[2] || {}); + var options = Object.extend(this.options(element), arguments[2] || { }); - var nodeMap = {}; + var nodeMap = { }; this.findElements(element, options).each( function(n) { if (n.id.match(options.format)) nodeMap[n.id.match(options.format)[1]] = [n, n.parentNode]; @@ -895,7 +925,7 @@ var Sortable = { serialize: function(element) { element = $(element); - var options = Object.extend(Sortable.options(element), arguments[1] || {}); + var options = Object.extend(Sortable.options(element), arguments[1] || { }); var name = encodeURIComponent( (arguments[1] && arguments[1].name) ? arguments[1].name : element.id); @@ -919,7 +949,7 @@ Element.isParent = function(child, element) { return Element.isParent(child.parentNode, element); } -Element.findChildren = function(element, only, recursive, tagName) { +Element.findChildren = function(element, only, recursive, tagName) { if(!element.hasChildNodes()) return null; tagName = tagName.toUpperCase(); if(only) only = [only].flatten(); diff --git a/public/javascripts/effects.js b/public/javascripts/effects.js index 3b02eda2b..f030b5dbe 100644 --- a/public/javascripts/effects.js +++ b/public/javascripts/effects.js @@ -1,4 +1,4 @@ -// Copyright (c) 2005, 2006 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) +// Copyright (c) 2005-2008 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) // Contributors: // Justin Palmer (http://encytemedia.com/) // Mark Pilgrim (http://diveintomark.org/) @@ -11,17 +11,17 @@ // returns self (or first argument) if not convertable String.prototype.parseColor = function() { var color = '#'; - if(this.slice(0,4) == 'rgb(') { + if (this.slice(0,4) == 'rgb(') { var cols = this.slice(4,this.length-1).split(','); var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3); } else { - if(this.slice(0,1) == '#') { - if(this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase(); - if(this.length==7) color = this.toLowerCase(); + if (this.slice(0,1) == '#') { + if (this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase(); + if (this.length==7) color = this.toLowerCase(); } } - return(color.length==7 ? color : (arguments[0] || this)); -} + return (color.length==7 ? color : (arguments[0] || this)); +}; /*--------------------------------------------------------------------------*/ @@ -30,7 +30,7 @@ Element.collectTextNodes = function(element) { return (node.nodeType==3 ? node.nodeValue : (node.hasChildNodes() ? Element.collectTextNodes(node) : '')); }).flatten().join(''); -} +}; Element.collectTextNodesIgnoreClass = function(element, className) { return $A($(element).childNodes).collect( function(node) { @@ -38,47 +38,18 @@ Element.collectTextNodesIgnoreClass = function(element, className) { ((node.hasChildNodes() && !Element.hasClassName(node,className)) ? Element.collectTextNodesIgnoreClass(node, className) : '')); }).flatten().join(''); -} +}; Element.setContentZoom = function(element, percent) { element = $(element); element.setStyle({fontSize: (percent/100) + 'em'}); - if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0); + if (Prototype.Browser.WebKit) window.scrollBy(0,0); return element; -} - -Element.getOpacity = function(element){ - element = $(element); - var opacity; - if (opacity = element.getStyle('opacity')) - return parseFloat(opacity); - if (opacity = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/)) - if(opacity[1]) return parseFloat(opacity[1]) / 100; - return 1.0; -} +}; -Element.setOpacity = function(element, value){ - element= $(element); - if (value == 1){ - element.setStyle({ opacity: - (/Gecko/.test(navigator.userAgent) && !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ? - 0.999999 : 1.0 }); - if(/MSIE/.test(navigator.userAgent) && !window.opera) - element.setStyle({filter: Element.getStyle(element,'filter').replace(/alpha\([^\)]*\)/gi,'')}); - } else { - if(value < 0.00001) value = 0; - element.setStyle({opacity: value}); - if(/MSIE/.test(navigator.userAgent) && !window.opera) - element.setStyle( - { filter: element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'') + - 'alpha(opacity='+value*100+')' }); - } - return element; -} - -Element.getInlineOpacity = function(element){ +Element.getInlineOpacity = function(element){ return $(element).style.opacity || ''; -} +}; Element.forceRerendering = function(element) { try { @@ -91,31 +62,63 @@ Element.forceRerendering = function(element) { /*--------------------------------------------------------------------------*/ -Array.prototype.call = function() { - var args = arguments; - this.each(function(f){ f.apply(this, args) }); -} - -/*--------------------------------------------------------------------------*/ - var Effect = { _elementDoesNotExistError: { name: 'ElementDoesNotExistError', message: 'The specified DOM element does not exist, but is required for this effect to operate' }, + Transitions: { + linear: Prototype.K, + sinoidal: function(pos) { + return (-Math.cos(pos*Math.PI)/2) + 0.5; + }, + reverse: function(pos) { + return 1-pos; + }, + flicker: function(pos) { + var pos = ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4; + return pos > 1 ? 1 : pos; + }, + wobble: function(pos) { + return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5; + }, + pulse: function(pos, pulses) { + pulses = pulses || 5; + return ( + ((pos % (1/pulses)) * pulses).round() == 0 ? + ((pos * pulses * 2) - (pos * pulses * 2).floor()) : + 1 - ((pos * pulses * 2) - (pos * pulses * 2).floor()) + ); + }, + spring: function(pos) { + return 1 - (Math.cos(pos * 4.5 * Math.PI) * Math.exp(-pos * 6)); + }, + none: function(pos) { + return 0; + }, + full: function(pos) { + return 1; + } + }, + DefaultOptions: { + duration: 1.0, // seconds + fps: 100, // 100= assume 66fps max. + sync: false, // true for combining + from: 0.0, + to: 1.0, + delay: 0.0, + queue: 'parallel' + }, tagifyText: function(element) { - if(typeof Builder == 'undefined') - throw("Effect.tagifyText requires including script.aculo.us' builder.js library"); - var tagifyStyle = 'position:relative'; - if(/MSIE/.test(navigator.userAgent) && !window.opera) tagifyStyle += ';zoom:1'; + if (Prototype.Browser.IE) tagifyStyle += ';zoom:1'; element = $(element); $A(element.childNodes).each( function(child) { - if(child.nodeType==3) { + if (child.nodeType==3) { child.nodeValue.toArray().each( function(character) { element.insertBefore( - Builder.node('span',{style: tagifyStyle}, + new Element('span', {style: tagifyStyle}).update( character == ' ' ? String.fromCharCode(160) : character), child); }); @@ -125,8 +128,8 @@ var Effect = { }, multiple: function(element, effect) { var elements; - if(((typeof element == 'object') || - (typeof element == 'function')) && + if (((typeof element == 'object') || + Object.isFunction(element)) && (element.length)) elements = element; else @@ -135,7 +138,7 @@ var Effect = { var options = Object.extend({ speed: 0.1, delay: 0.0 - }, arguments[2] || {}); + }, arguments[2] || { }); var masterDelay = options.delay; $A(elements).each( function(element, index) { @@ -152,53 +155,20 @@ var Effect = { effect = (effect || 'appear').toLowerCase(); var options = Object.extend({ queue: { position:'end', scope:(element.id || 'global'), limit: 1 } - }, arguments[2] || {}); + }, arguments[2] || { }); Effect[element.visible() ? Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options); } }; -var Effect2 = Effect; // deprecated - -/* ------------- transitions ------------- */ - -Effect.Transitions = { - linear: Prototype.K, - sinoidal: function(pos) { - return (-Math.cos(pos*Math.PI)/2) + 0.5; - }, - reverse: function(pos) { - return 1-pos; - }, - flicker: function(pos) { - return ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4; - }, - wobble: function(pos) { - return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5; - }, - pulse: function(pos, pulses) { - pulses = pulses || 5; - return ( - Math.round((pos % (1/pulses)) * pulses) == 0 ? - ((pos * pulses * 2) - Math.floor(pos * pulses * 2)) : - 1 - ((pos * pulses * 2) - Math.floor(pos * pulses * 2)) - ); - }, - none: function(pos) { - return 0; - }, - full: function(pos) { - return 1; - } -}; +Effect.DefaultOptions.transition = Effect.Transitions.sinoidal; /* ------------- core effects ------------- */ -Effect.ScopedQueue = Class.create(); -Object.extend(Object.extend(Effect.ScopedQueue.prototype, Enumerable), { +Effect.ScopedQueue = Class.create(Enumerable, { initialize: function() { this.effects = []; - this.interval = null; + this.interval = null; }, _each: function(iterator) { this.effects._each(iterator); @@ -206,7 +176,7 @@ Object.extend(Object.extend(Effect.ScopedQueue.prototype, Enumerable), { add: function(effect) { var timestamp = new Date().getTime(); - var position = (typeof effect.options.queue == 'string') ? + var position = Object.isString(effect.options.queue) ? effect.options.queue : effect.options.queue.position; switch(position) { @@ -229,115 +199,111 @@ Object.extend(Object.extend(Effect.ScopedQueue.prototype, Enumerable), { effect.startOn += timestamp; effect.finishOn += timestamp; - if(!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit)) + if (!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit)) this.effects.push(effect); - if(!this.interval) - this.interval = setInterval(this.loop.bind(this), 40); + if (!this.interval) + this.interval = setInterval(this.loop.bind(this), 15); }, remove: function(effect) { this.effects = this.effects.reject(function(e) { return e==effect }); - if(this.effects.length == 0) { + if (this.effects.length == 0) { clearInterval(this.interval); this.interval = null; } }, loop: function() { var timePos = new Date().getTime(); - this.effects.invoke('loop', timePos); + for(var i=0, len=this.effects.length;i<len;i++) + this.effects[i] && this.effects[i].loop(timePos); } }); Effect.Queues = { instances: $H(), get: function(queueName) { - if(typeof queueName != 'string') return queueName; + if (!Object.isString(queueName)) return queueName; - if(!this.instances[queueName]) - this.instances[queueName] = new Effect.ScopedQueue(); - - return this.instances[queueName]; + return this.instances.get(queueName) || + this.instances.set(queueName, new Effect.ScopedQueue()); } -} +}; Effect.Queue = Effect.Queues.get('global'); -Effect.DefaultOptions = { - transition: Effect.Transitions.sinoidal, - duration: 1.0, // seconds - fps: 25.0, // max. 25fps due to Effect.Queue implementation - sync: false, // true for combining - from: 0.0, - to: 1.0, - delay: 0.0, - queue: 'parallel' -} - -Effect.Base = function() {}; -Effect.Base.prototype = { +Effect.Base = Class.create({ position: null, start: function(options) { - this.options = Object.extend(Object.extend({},Effect.DefaultOptions), options || {}); + function codeForEvent(options,eventName){ + return ( + (options[eventName+'Internal'] ? 'this.options.'+eventName+'Internal(this);' : '') + + (options[eventName] ? 'this.options.'+eventName+'(this);' : '') + ); + } + if (options && options.transition === false) options.transition = Effect.Transitions.linear; + this.options = Object.extend(Object.extend({ },Effect.DefaultOptions), options || { }); this.currentFrame = 0; this.state = 'idle'; this.startOn = this.options.delay*1000; - this.finishOn = this.startOn + (this.options.duration*1000); + this.finishOn = this.startOn+(this.options.duration*1000); + this.fromToDelta = this.options.to-this.options.from; + this.totalTime = this.finishOn-this.startOn; + this.totalFrames = this.options.fps*this.options.duration; + + eval('this.render = function(pos){ '+ + 'if (this.state=="idle"){this.state="running";'+ + codeForEvent(this.options,'beforeSetup')+ + (this.setup ? 'this.setup();':'')+ + codeForEvent(this.options,'afterSetup')+ + '};if (this.state=="running"){'+ + 'pos=this.options.transition(pos)*'+this.fromToDelta+'+'+this.options.from+';'+ + 'this.position=pos;'+ + codeForEvent(this.options,'beforeUpdate')+ + (this.update ? 'this.update(pos);':'')+ + codeForEvent(this.options,'afterUpdate')+ + '}}'); + this.event('beforeStart'); - if(!this.options.sync) - Effect.Queues.get(typeof this.options.queue == 'string' ? + if (!this.options.sync) + Effect.Queues.get(Object.isString(this.options.queue) ? 'global' : this.options.queue.scope).add(this); }, loop: function(timePos) { - if(timePos >= this.startOn) { - if(timePos >= this.finishOn) { + if (timePos >= this.startOn) { + if (timePos >= this.finishOn) { this.render(1.0); this.cancel(); this.event('beforeFinish'); - if(this.finish) this.finish(); + if (this.finish) this.finish(); this.event('afterFinish'); return; } - var pos = (timePos - this.startOn) / (this.finishOn - this.startOn); - var frame = Math.round(pos * this.options.fps * this.options.duration); - if(frame > this.currentFrame) { + var pos = (timePos - this.startOn) / this.totalTime, + frame = (pos * this.totalFrames).round(); + if (frame > this.currentFrame) { this.render(pos); this.currentFrame = frame; } } }, - render: function(pos) { - if(this.state == 'idle') { - this.state = 'running'; - this.event('beforeSetup'); - if(this.setup) this.setup(); - this.event('afterSetup'); - } - if(this.state == 'running') { - if(this.options.transition) pos = this.options.transition(pos); - pos *= (this.options.to-this.options.from); - pos += this.options.from; - this.position = pos; - this.event('beforeUpdate'); - if(this.update) this.update(pos); - this.event('afterUpdate'); - } - }, cancel: function() { - if(!this.options.sync) - Effect.Queues.get(typeof this.options.queue == 'string' ? + if (!this.options.sync) + Effect.Queues.get(Object.isString(this.options.queue) ? 'global' : this.options.queue.scope).remove(this); this.state = 'finished'; }, event: function(eventName) { - if(this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this); - if(this.options[eventName]) this.options[eventName](this); + if (this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this); + if (this.options[eventName]) this.options[eventName](this); }, inspect: function() { - return '#<Effect:' + $H(this).inspect() + ',options:' + $H(this.options).inspect() + '>'; + var data = $H(); + for(property in this) + if (!Object.isFunction(this[property])) data.set(property, this[property]); + return '#<Effect:' + data.inspect() + ',options:' + $H(this.options).inspect() + '>'; } -} +}); -Effect.Parallel = Class.create(); -Object.extend(Object.extend(Effect.Parallel.prototype, Effect.Base.prototype), { +Effect.Parallel = Class.create(Effect.Base, { initialize: function(effects) { this.effects = effects || []; this.start(arguments[1]); @@ -350,35 +316,45 @@ Object.extend(Object.extend(Effect.Parallel.prototype, Effect.Base.prototype), { effect.render(1.0); effect.cancel(); effect.event('beforeFinish'); - if(effect.finish) effect.finish(position); + if (effect.finish) effect.finish(position); effect.event('afterFinish'); }); } }); -Effect.Event = Class.create(); -Object.extend(Object.extend(Effect.Event.prototype, Effect.Base.prototype), { +Effect.Tween = Class.create(Effect.Base, { + initialize: function(object, from, to) { + object = Object.isString(object) ? $(object) : object; + var args = $A(arguments), method = args.last(), + options = args.length == 5 ? args[3] : null; + this.method = Object.isFunction(method) ? method.bind(object) : + Object.isFunction(object[method]) ? object[method].bind(object) : + function(value) { object[method] = value }; + this.start(Object.extend({ from: from, to: to }, options || { })); + }, + update: function(position) { + this.method(position); + } +}); + +Effect.Event = Class.create(Effect.Base, { initialize: function() { - var options = Object.extend({ - duration: 0 - }, arguments[0] || {}); - this.start(options); + this.start(Object.extend({ duration: 0 }, arguments[0] || { })); }, update: Prototype.emptyFunction }); -Effect.Opacity = Class.create(); -Object.extend(Object.extend(Effect.Opacity.prototype, Effect.Base.prototype), { +Effect.Opacity = Class.create(Effect.Base, { initialize: function(element) { this.element = $(element); - if(!this.element) throw(Effect._elementDoesNotExistError); + if (!this.element) throw(Effect._elementDoesNotExistError); // make this work on IE on elements without 'layout' - if(/MSIE/.test(navigator.userAgent) && !window.opera && (!this.element.currentStyle.hasLayout)) + if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout)) this.element.setStyle({zoom: 1}); var options = Object.extend({ from: this.element.getOpacity() || 0.0, to: 1.0 - }, arguments[1] || {}); + }, arguments[1] || { }); this.start(options); }, update: function(position) { @@ -386,36 +362,30 @@ Object.extend(Object.extend(Effect.Opacity.prototype, Effect.Base.prototype), { } }); -Effect.Move = Class.create(); -Object.extend(Object.extend(Effect.Move.prototype, Effect.Base.prototype), { +Effect.Move = Class.create(Effect.Base, { initialize: function(element) { this.element = $(element); - if(!this.element) throw(Effect._elementDoesNotExistError); + if (!this.element) throw(Effect._elementDoesNotExistError); var options = Object.extend({ x: 0, y: 0, mode: 'relative' - }, arguments[1] || {}); + }, arguments[1] || { }); this.start(options); }, setup: function() { - // Bug in Opera: Opera returns the "real" position of a static element or - // relative element that does not have top/left explicitly set. - // ==> Always set top and left for position relative elements in your stylesheets - // (to 0 if you do not need them) this.element.makePositioned(); this.originalLeft = parseFloat(this.element.getStyle('left') || '0'); this.originalTop = parseFloat(this.element.getStyle('top') || '0'); - if(this.options.mode == 'absolute') { - // absolute movement, so we need to calc deltaX and deltaY + if (this.options.mode == 'absolute') { this.options.x = this.options.x - this.originalLeft; this.options.y = this.options.y - this.originalTop; } }, update: function(position) { this.element.setStyle({ - left: Math.round(this.options.x * position + this.originalLeft) + 'px', - top: Math.round(this.options.y * position + this.originalTop) + 'px' + left: (this.options.x * position + this.originalLeft).round() + 'px', + top: (this.options.y * position + this.originalTop).round() + 'px' }); } }); @@ -423,30 +393,29 @@ Object.extend(Object.extend(Effect.Move.prototype, Effect.Base.prototype), { // for backwards compatibility Effect.MoveBy = function(element, toTop, toLeft) { return new Effect.Move(element, - Object.extend({ x: toLeft, y: toTop }, arguments[3] || {})); + Object.extend({ x: toLeft, y: toTop }, arguments[3] || { })); }; -Effect.Scale = Class.create(); -Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), { +Effect.Scale = Class.create(Effect.Base, { initialize: function(element, percent) { this.element = $(element); - if(!this.element) throw(Effect._elementDoesNotExistError); + if (!this.element) throw(Effect._elementDoesNotExistError); var options = Object.extend({ scaleX: true, scaleY: true, scaleContent: true, scaleFromCenter: false, - scaleMode: 'box', // 'box' or 'contents' or {} with provided values + scaleMode: 'box', // 'box' or 'contents' or { } with provided values scaleFrom: 100.0, scaleTo: percent - }, arguments[2] || {}); + }, arguments[2] || { }); this.start(options); }, setup: function() { this.restoreAfterFinish = this.options.restoreAfterFinish || false; this.elementPositioning = this.element.getStyle('position'); - this.originalStyle = {}; + this.originalStyle = { }; ['top','left','width','height','fontSize'].each( function(k) { this.originalStyle[k] = this.element.style[k]; }.bind(this)); @@ -456,7 +425,7 @@ Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), { var fontSize = this.element.getStyle('font-size') || '100%'; ['em','px','%','pt'].each( function(fontSizeType) { - if(fontSize.indexOf(fontSizeType)>0) { + if (fontSize.indexOf(fontSizeType)>0) { this.fontSize = parseFloat(fontSize); this.fontSizeType = fontSizeType; } @@ -465,60 +434,61 @@ Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), { this.factor = (this.options.scaleTo - this.options.scaleFrom)/100; this.dims = null; - if(this.options.scaleMode=='box') + if (this.options.scaleMode=='box') this.dims = [this.element.offsetHeight, this.element.offsetWidth]; - if(/^content/.test(this.options.scaleMode)) + if (/^content/.test(this.options.scaleMode)) this.dims = [this.element.scrollHeight, this.element.scrollWidth]; - if(!this.dims) + if (!this.dims) this.dims = [this.options.scaleMode.originalHeight, this.options.scaleMode.originalWidth]; }, update: function(position) { var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position); - if(this.options.scaleContent && this.fontSize) + if (this.options.scaleContent && this.fontSize) this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType }); this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale); }, finish: function(position) { - if(this.restoreAfterFinish) this.element.setStyle(this.originalStyle); + if (this.restoreAfterFinish) this.element.setStyle(this.originalStyle); }, setDimensions: function(height, width) { - var d = {}; - if(this.options.scaleX) d.width = Math.round(width) + 'px'; - if(this.options.scaleY) d.height = Math.round(height) + 'px'; - if(this.options.scaleFromCenter) { + var d = { }; + if (this.options.scaleX) d.width = width.round() + 'px'; + if (this.options.scaleY) d.height = height.round() + 'px'; + if (this.options.scaleFromCenter) { var topd = (height - this.dims[0])/2; var leftd = (width - this.dims[1])/2; - if(this.elementPositioning == 'absolute') { - if(this.options.scaleY) d.top = this.originalTop-topd + 'px'; - if(this.options.scaleX) d.left = this.originalLeft-leftd + 'px'; + if (this.elementPositioning == 'absolute') { + if (this.options.scaleY) d.top = this.originalTop-topd + 'px'; + if (this.options.scaleX) d.left = this.originalLeft-leftd + 'px'; } else { - if(this.options.scaleY) d.top = -topd + 'px'; - if(this.options.scaleX) d.left = -leftd + 'px'; + if (this.options.scaleY) d.top = -topd + 'px'; + if (this.options.scaleX) d.left = -leftd + 'px'; } } this.element.setStyle(d); } }); -Effect.Highlight = Class.create(); -Object.extend(Object.extend(Effect.Highlight.prototype, Effect.Base.prototype), { +Effect.Highlight = Class.create(Effect.Base, { initialize: function(element) { this.element = $(element); - if(!this.element) throw(Effect._elementDoesNotExistError); - var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || {}); + if (!this.element) throw(Effect._elementDoesNotExistError); + var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || { }); this.start(options); }, setup: function() { // Prevent executing on elements not in the layout flow - if(this.element.getStyle('display')=='none') { this.cancel(); return; } + if (this.element.getStyle('display')=='none') { this.cancel(); return; } // Disable background image during the effect - this.oldStyle = { - backgroundImage: this.element.getStyle('background-image') }; - this.element.setStyle({backgroundImage: 'none'}); - if(!this.options.endcolor) + this.oldStyle = { }; + if (!this.options.keepBackgroundImage) { + this.oldStyle.backgroundImage = this.element.getStyle('background-image'); + this.element.setStyle({backgroundImage: 'none'}); + } + if (!this.options.endcolor) this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff'); - if(!this.options.restorecolor) + if (!this.options.restorecolor) this.options.restorecolor = this.element.getStyle('background-color'); // init color calculations this._base = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this)); @@ -526,7 +496,7 @@ Object.extend(Object.extend(Effect.Highlight.prototype, Effect.Base.prototype), }, update: function(position) { this.element.setStyle({backgroundColor: $R(0,2).inject('#',function(m,v,i){ - return m+(Math.round(this._base[i]+(this._delta[i]*position)).toColorPart()); }.bind(this)) }); + return m+((this._base[i]+(this._delta[i]*position)).round().toColorPart()); }.bind(this)) }); }, finish: function() { this.element.setStyle(Object.extend(this.oldStyle, { @@ -535,30 +505,21 @@ Object.extend(Object.extend(Effect.Highlight.prototype, Effect.Base.prototype), } }); -Effect.ScrollTo = Class.create(); -Object.extend(Object.extend(Effect.ScrollTo.prototype, Effect.Base.prototype), { - initialize: function(element) { - this.element = $(element); - this.start(arguments[1] || {}); - }, - setup: function() { - Position.prepare(); - var offsets = Position.cumulativeOffset(this.element); - if(this.options.offset) offsets[1] += this.options.offset; - var max = window.innerHeight ? - window.height - window.innerHeight : - document.body.scrollHeight - - (document.documentElement.clientHeight ? - document.documentElement.clientHeight : document.body.clientHeight); - this.scrollStart = Position.deltaY; - this.delta = (offsets[1] > max ? max : offsets[1]) - this.scrollStart; - }, - update: function(position) { - Position.prepare(); - window.scrollTo(Position.deltaX, - this.scrollStart + (position*this.delta)); - } -}); +Effect.ScrollTo = function(element) { + var options = arguments[1] || { }, + scrollOffsets = document.viewport.getScrollOffsets(), + elementOffsets = $(element).cumulativeOffset(), + max = (window.height || document.body.scrollHeight) - document.viewport.getHeight(); + + if (options.offset) elementOffsets[1] += options.offset; + + return new Effect.Tween(null, + scrollOffsets.top, + elementOffsets[1] > max ? max : elementOffsets[1], + options, + function(p){ scrollTo(scrollOffsets.left, p.round()) } + ); +}; /* ------------- combination effects ------------- */ @@ -566,14 +527,15 @@ Effect.Fade = function(element) { element = $(element); var oldOpacity = element.getInlineOpacity(); var options = Object.extend({ - from: element.getOpacity() || 1.0, - to: 0.0, - afterFinishInternal: function(effect) { - if(effect.options.to!=0) return; - effect.element.hide().setStyle({opacity: oldOpacity}); - }}, arguments[1] || {}); + from: element.getOpacity() || 1.0, + to: 0.0, + afterFinishInternal: function(effect) { + if (effect.options.to!=0) return; + effect.element.hide().setStyle({opacity: oldOpacity}); + } + }, arguments[1] || { }); return new Effect.Opacity(element,options); -} +}; Effect.Appear = function(element) { element = $(element); @@ -586,9 +548,9 @@ Effect.Appear = function(element) { }, beforeSetup: function(effect) { effect.element.setOpacity(effect.options.from).show(); - }}, arguments[1] || {}); + }}, arguments[1] || { }); return new Effect.Opacity(element,options); -} +}; Effect.Puff = function(element) { element = $(element); @@ -610,9 +572,9 @@ Effect.Puff = function(element) { }, afterFinishInternal: function(effect) { effect.effects[0].element.hide().setStyle(oldStyle); } - }, arguments[1] || {}) + }, arguments[1] || { }) ); -} +}; Effect.BlindUp = function(element) { element = $(element); @@ -624,9 +586,9 @@ Effect.BlindUp = function(element) { afterFinishInternal: function(effect) { effect.element.hide().undoClipping(); } - }, arguments[1] || {}) + }, arguments[1] || { }) ); -} +}; Effect.BlindDown = function(element) { element = $(element); @@ -643,8 +605,8 @@ Effect.BlindDown = function(element) { afterFinishInternal: function(effect) { effect.element.undoClipping(); } - }, arguments[1] || {})); -} + }, arguments[1] || { })); +}; Effect.SwitchOff = function(element) { element = $(element); @@ -665,8 +627,8 @@ Effect.SwitchOff = function(element) { } }) } - }, arguments[1] || {})); -} + }, arguments[1] || { })); +}; Effect.DropOut = function(element) { element = $(element); @@ -685,29 +647,35 @@ Effect.DropOut = function(element) { afterFinishInternal: function(effect) { effect.effects[0].element.hide().undoPositioned().setStyle(oldStyle); } - }, arguments[1] || {})); -} + }, arguments[1] || { })); +}; Effect.Shake = function(element) { element = $(element); + var options = Object.extend({ + distance: 20, + duration: 0.5 + }, arguments[1] || {}); + var distance = parseFloat(options.distance); + var split = parseFloat(options.duration) / 10.0; var oldStyle = { top: element.getStyle('top'), left: element.getStyle('left') }; - return new Effect.Move(element, - { x: 20, y: 0, duration: 0.05, afterFinishInternal: function(effect) { + return new Effect.Move(element, + { x: distance, y: 0, duration: split, afterFinishInternal: function(effect) { new Effect.Move(effect.element, - { x: -40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { + { x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { new Effect.Move(effect.element, - { x: 40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { + { x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { new Effect.Move(effect.element, - { x: -40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { + { x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { new Effect.Move(effect.element, - { x: 40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { + { x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { new Effect.Move(effect.element, - { x: -20, y: 0, duration: 0.05, afterFinishInternal: function(effect) { + { x: -distance, y: 0, duration: split, afterFinishInternal: function(effect) { effect.element.undoPositioned().setStyle(oldStyle); }}) }}) }}) }}) }}) }}); -} +}; Effect.SlideDown = function(element) { element = $(element).cleanWhitespace(); @@ -723,7 +691,7 @@ Effect.SlideDown = function(element) { afterSetup: function(effect) { effect.element.makePositioned(); effect.element.down().makePositioned(); - if(window.opera) effect.element.setStyle({top: ''}); + if (window.opera) effect.element.setStyle({top: ''}); effect.element.makeClipping().setStyle({height: '0px'}).show(); }, afterUpdateInternal: function(effect) { @@ -733,23 +701,25 @@ Effect.SlideDown = function(element) { afterFinishInternal: function(effect) { effect.element.undoClipping().undoPositioned(); effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); } - }, arguments[1] || {}) + }, arguments[1] || { }) ); -} +}; Effect.SlideUp = function(element) { element = $(element).cleanWhitespace(); var oldInnerBottom = element.down().getStyle('bottom'); + var elementDimensions = element.getDimensions(); return new Effect.Scale(element, window.opera ? 0 : 1, Object.extend({ scaleContent: false, scaleX: false, scaleMode: 'box', scaleFrom: 100, + scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, restoreAfterFinish: true, - beforeStartInternal: function(effect) { + afterSetup: function(effect) { effect.element.makePositioned(); effect.element.down().makePositioned(); - if(window.opera) effect.element.setStyle({top: ''}); + if (window.opera) effect.element.setStyle({top: ''}); effect.element.makeClipping().show(); }, afterUpdateInternal: function(effect) { @@ -757,12 +727,12 @@ Effect.SlideUp = function(element) { (effect.dims[0] - effect.element.clientHeight) + 'px' }); }, afterFinishInternal: function(effect) { - effect.element.hide().undoClipping().undoPositioned().setStyle({bottom: oldInnerBottom}); - effect.element.down().undoPositioned(); + effect.element.hide().undoClipping().undoPositioned(); + effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); } - }, arguments[1] || {}) + }, arguments[1] || { }) ); -} +}; // Bug in opera makes the TD containing this element expand for a instance after finish Effect.Squish = function(element) { @@ -775,7 +745,7 @@ Effect.Squish = function(element) { effect.element.hide().undoClipping(); } }); -} +}; Effect.Grow = function(element) { element = $(element); @@ -784,7 +754,7 @@ Effect.Grow = function(element) { moveTransition: Effect.Transitions.sinoidal, scaleTransition: Effect.Transitions.sinoidal, opacityTransition: Effect.Transitions.full - }, arguments[1] || {}); + }, arguments[1] || { }); var oldStyle = { top: element.style.top, left: element.style.left, @@ -849,7 +819,7 @@ Effect.Grow = function(element) { ) } }); -} +}; Effect.Shrink = function(element) { element = $(element); @@ -858,7 +828,7 @@ Effect.Shrink = function(element) { moveTransition: Effect.Transitions.sinoidal, scaleTransition: Effect.Transitions.sinoidal, opacityTransition: Effect.Transitions.none - }, arguments[1] || {}); + }, arguments[1] || { }); var oldStyle = { top: element.style.top, left: element.style.left, @@ -903,11 +873,11 @@ Effect.Shrink = function(element) { effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle); } }, options) ); -} +}; Effect.Pulsate = function(element) { element = $(element); - var options = arguments[1] || {}; + var options = arguments[1] || { }; var oldOpacity = element.getInlineOpacity(); var transition = options.transition || Effect.Transitions.sinoidal; var reverser = function(pos){ return transition(1-Effect.Transitions.pulse(pos, options.pulses)) }; @@ -916,7 +886,7 @@ Effect.Pulsate = function(element) { Object.extend(Object.extend({ duration: 2.0, from: 0, afterFinishInternal: function(effect) { effect.element.setStyle({opacity: oldOpacity}); } }, options), {transition: reverser})); -} +}; Effect.Fold = function(element) { element = $(element); @@ -936,37 +906,71 @@ Effect.Fold = function(element) { afterFinishInternal: function(effect) { effect.element.hide().undoClipping().setStyle(oldStyle); } }); - }}, arguments[1] || {})); + }}, arguments[1] || { })); }; -Effect.Morph = Class.create(); -Object.extend(Object.extend(Effect.Morph.prototype, Effect.Base.prototype), { +Effect.Morph = Class.create(Effect.Base, { initialize: function(element) { this.element = $(element); - if(!this.element) throw(Effect._elementDoesNotExistError); + if (!this.element) throw(Effect._elementDoesNotExistError); var options = Object.extend({ - style: '' - }, arguments[1] || {}); + style: { } + }, arguments[1] || { }); + + if (!Object.isString(options.style)) this.style = $H(options.style); + else { + if (options.style.include(':')) + this.style = options.style.parseStyle(); + else { + this.element.addClassName(options.style); + this.style = $H(this.element.getStyles()); + this.element.removeClassName(options.style); + var css = this.element.getStyles(); + this.style = this.style.reject(function(style) { + return style.value == css[style.key]; + }); + options.afterFinishInternal = function(effect) { + effect.element.addClassName(effect.options.style); + effect.transforms.each(function(transform) { + effect.element.style[transform.style] = ''; + }); + } + } + } this.start(options); }, + setup: function(){ function parseColor(color){ - if(!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff'; + if (!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff'; color = color.parseColor(); return $R(0,2).map(function(i){ return parseInt( color.slice(i*2+1,i*2+3), 16 ) }); } - this.transforms = this.options.style.parseStyle().map(function(property){ - var originalValue = this.element.getStyle(property[0]); - return $H({ - style: property[0], - originalValue: property[1].unit=='color' ? - parseColor(originalValue) : parseFloat(originalValue || 0), - targetValue: property[1].unit=='color' ? - parseColor(property[1].value) : property[1].value, - unit: property[1].unit - }); + this.transforms = this.style.map(function(pair){ + var property = pair[0], value = pair[1], unit = null; + + if (value.parseColor('#zzzzzz') != '#zzzzzz') { + value = value.parseColor(); + unit = 'color'; + } else if (property == 'opacity') { + value = parseFloat(value); + if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout)) + this.element.setStyle({zoom: 1}); + } else if (Element.CSS_LENGTH.test(value)) { + var components = value.match(/^([\+\-]?[0-9\.]+)(.*)$/); + value = parseFloat(components[1]); + unit = (components.length == 3) ? components[2] : null; + } + + var originalValue = this.element.getStyle(property); + return { + style: property.camelize(), + originalValue: unit=='color' ? parseColor(originalValue) : parseFloat(originalValue || 0), + targetValue: unit=='color' ? parseColor(value) : value, + unit: unit + }; }.bind(this)).reject(function(transform){ return ( (transform.originalValue == transform.targetValue) || @@ -978,32 +982,35 @@ Object.extend(Object.extend(Effect.Morph.prototype, Effect.Base.prototype), { }); }, update: function(position) { - var style = $H(), value = null; - this.transforms.each(function(transform){ - value = transform.unit=='color' ? - $R(0,2).inject('#',function(m,v,i){ - return m+(Math.round(transform.originalValue[i]+ - (transform.targetValue[i] - transform.originalValue[i])*position)).toColorPart() }) : - transform.originalValue + Math.round( - ((transform.targetValue - transform.originalValue) * position) * 1000)/1000 + transform.unit; - style[transform.style] = value; - }); - this.element.setStyle(style); + var style = { }, transform, i = this.transforms.length; + while(i--) + style[(transform = this.transforms[i]).style] = + transform.unit=='color' ? '#'+ + (Math.round(transform.originalValue[0]+ + (transform.targetValue[0]-transform.originalValue[0])*position)).toColorPart() + + (Math.round(transform.originalValue[1]+ + (transform.targetValue[1]-transform.originalValue[1])*position)).toColorPart() + + (Math.round(transform.originalValue[2]+ + (transform.targetValue[2]-transform.originalValue[2])*position)).toColorPart() : + (transform.originalValue + + (transform.targetValue - transform.originalValue) * position).toFixed(3) + + (transform.unit === null ? '' : transform.unit); + this.element.setStyle(style, true); } }); -Effect.Transform = Class.create(); -Object.extend(Effect.Transform.prototype, { +Effect.Transform = Class.create({ initialize: function(tracks){ this.tracks = []; - this.options = arguments[1] || {}; + this.options = arguments[1] || { }; this.addTracks(tracks); }, addTracks: function(tracks){ tracks.each(function(track){ - var data = $H(track).values().first(); + track = $H(track); + var data = track.values().first(); this.tracks.push($H({ - ids: $H(track).keys().first(), + ids: track.keys().first(), effect: Effect.Morph, options: { style: data } })); @@ -1013,76 +1020,101 @@ Object.extend(Effect.Transform.prototype, { play: function(){ return new Effect.Parallel( this.tracks.map(function(track){ - var elements = [$(track.ids) || $$(track.ids)].flatten(); - return elements.map(function(e){ return new track.effect(e, Object.extend({ sync:true }, track.options)) }); + var ids = track.get('ids'), effect = track.get('effect'), options = track.get('options'); + var elements = [$(ids) || $$(ids)].flatten(); + return elements.map(function(e){ return new effect(e, Object.extend({ sync:true }, options)) }); }).flatten(), this.options ); } }); -Element.CSS_PROPERTIES = ['azimuth', 'backgroundAttachment', 'backgroundColor', 'backgroundImage', - 'backgroundPosition', 'backgroundRepeat', 'borderBottomColor', 'borderBottomStyle', - 'borderBottomWidth', 'borderCollapse', 'borderLeftColor', 'borderLeftStyle', 'borderLeftWidth', - 'borderRightColor', 'borderRightStyle', 'borderRightWidth', 'borderSpacing', 'borderTopColor', - 'borderTopStyle', 'borderTopWidth', 'bottom', 'captionSide', 'clear', 'clip', 'color', 'content', - 'counterIncrement', 'counterReset', 'cssFloat', 'cueAfter', 'cueBefore', 'cursor', 'direction', - 'display', 'elevation', 'emptyCells', 'fontFamily', 'fontSize', 'fontSizeAdjust', 'fontStretch', - 'fontStyle', 'fontVariant', 'fontWeight', 'height', 'left', 'letterSpacing', 'lineHeight', - 'listStyleImage', 'listStylePosition', 'listStyleType', 'marginBottom', 'marginLeft', 'marginRight', - 'marginTop', 'markerOffset', 'marks', 'maxHeight', 'maxWidth', 'minHeight', 'minWidth', 'opacity', - 'orphans', 'outlineColor', 'outlineOffset', 'outlineStyle', 'outlineWidth', 'overflowX', 'overflowY', - 'paddingBottom', 'paddingLeft', 'paddingRight', 'paddingTop', 'page', 'pageBreakAfter', 'pageBreakBefore', - 'pageBreakInside', 'pauseAfter', 'pauseBefore', 'pitch', 'pitchRange', 'position', 'quotes', - 'richness', 'right', 'size', 'speakHeader', 'speakNumeral', 'speakPunctuation', 'speechRate', 'stress', - 'tableLayout', 'textAlign', 'textDecoration', 'textIndent', 'textShadow', 'textTransform', 'top', - 'unicodeBidi', 'verticalAlign', 'visibility', 'voiceFamily', 'volume', 'whiteSpace', 'widows', - 'width', 'wordSpacing', 'zIndex']; +Element.CSS_PROPERTIES = $w( + 'backgroundColor backgroundPosition borderBottomColor borderBottomStyle ' + + 'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth ' + + 'borderRightColor borderRightStyle borderRightWidth borderSpacing ' + + 'borderTopColor borderTopStyle borderTopWidth bottom clip color ' + + 'fontSize fontWeight height left letterSpacing lineHeight ' + + 'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+ + 'maxWidth minHeight minWidth opacity outlineColor outlineOffset ' + + 'outlineWidth paddingBottom paddingLeft paddingRight paddingTop ' + + 'right textIndent top width wordSpacing zIndex'); Element.CSS_LENGTH = /^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/; +String.__parseStyleElement = document.createElement('div'); String.prototype.parseStyle = function(){ - var element = Element.extend(document.createElement('div')); - element.innerHTML = '<div style="' + this + '"></div>'; - var style = element.down().style, styleRules = $H(); + var style, styleRules = $H(); + if (Prototype.Browser.WebKit) + style = new Element('div',{style:this}).style; + else { + String.__parseStyleElement.innerHTML = '<div style="' + this + '"></div>'; + style = String.__parseStyleElement.childNodes[0].style; + } Element.CSS_PROPERTIES.each(function(property){ - if(style[property]) styleRules[property] = style[property]; + if (style[property]) styleRules.set(property, style[property]); }); - var result = $H(); - - styleRules.each(function(pair){ - var property = pair[0], value = pair[1], unit = null; - - if(value.parseColor('#zzzzzz') != '#zzzzzz') { - value = value.parseColor(); - unit = 'color'; - } else if(Element.CSS_LENGTH.test(value)) - var components = value.match(/^([\+\-]?[0-9\.]+)(.*)$/), - value = parseFloat(components[1]), unit = (components.length == 3) ? components[2] : null; - - result[property.underscore().dasherize()] = $H({ value:value, unit:unit }); - }.bind(this)); - - return result; + if (Prototype.Browser.IE && this.include('opacity')) + styleRules.set('opacity', this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1]); + + return styleRules; }; -Element.morph = function(element, style) { - new Effect.Morph(element, Object.extend({ style: style }, arguments[2] || {})); - return element; +if (document.defaultView && document.defaultView.getComputedStyle) { + Element.getStyles = function(element) { + var css = document.defaultView.getComputedStyle($(element), null); + return Element.CSS_PROPERTIES.inject({ }, function(styles, property) { + styles[property] = css[property]; + return styles; + }); + }; +} else { + Element.getStyles = function(element) { + element = $(element); + var css = element.currentStyle, styles; + styles = Element.CSS_PROPERTIES.inject({ }, function(hash, property) { + hash.set(property, css[property]); + return hash; + }); + if (!styles.opacity) styles.set('opacity', element.getOpacity()); + return styles; + }; }; -['setOpacity','getOpacity','getInlineOpacity','forceRerendering','setContentZoom', - 'collectTextNodes','collectTextNodesIgnoreClass','morph'].each( - function(f) { Element.Methods[f] = Element[f]; } +Effect.Methods = { + morph: function(element, style) { + element = $(element); + new Effect.Morph(element, Object.extend({ style: style }, arguments[2] || { })); + return element; + }, + visualEffect: function(element, effect, options) { + element = $(element) + var s = effect.dasherize().camelize(), klass = s.charAt(0).toUpperCase() + s.substring(1); + new Effect[klass](element, options); + return element; + }, + highlight: function(element, options) { + element = $(element); + new Effect.Highlight(element, options); + return element; + } +}; + +$w('fade appear grow shrink fold blindUp blindDown slideUp slideDown '+ + 'pulsate shake puff squish switchOff dropOut').each( + function(effect) { + Effect.Methods[effect] = function(element, options){ + element = $(element); + Effect[effect.charAt(0).toUpperCase() + effect.substring(1)](element, options); + return element; + } + } ); -Element.Methods.visualEffect = function(element, effect, options) { - s = effect.gsub(/_/, '-').camelize(); - effect_class = s.charAt(0).toUpperCase() + s.substring(1); - new Effect[effect_class](element, options); - return $(element); -}; +$w('getInlineOpacity forceRerendering setContentZoom collectTextNodes collectTextNodesIgnoreClass getStyles').each( + function(f) { Effect.Methods[f] = Element[f]; } +); -Element.addMethods();
\ No newline at end of file +Element.addMethods(Effect.Methods); diff --git a/public/javascripts/prototype.js b/public/javascripts/prototype.js index 2735d10dc..546f9fe44 100644 --- a/public/javascripts/prototype.js +++ b/public/javascripts/prototype.js @@ -1,43 +1,114 @@ -/* Prototype JavaScript framework, version 1.5.0 +/* Prototype JavaScript framework, version 1.6.0.1 * (c) 2005-2007 Sam Stephenson * * Prototype is freely distributable under the terms of an MIT-style license. - * For details, see the Prototype web site: http://prototype.conio.net/ + * For details, see the Prototype web site: http://www.prototypejs.org/ * -/*--------------------------------------------------------------------------*/ + *--------------------------------------------------------------------------*/ var Prototype = { - Version: '1.5.0', + Version: '1.6.0.1', + + Browser: { + IE: !!(window.attachEvent && !window.opera), + Opera: !!window.opera, + WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1, + Gecko: navigator.userAgent.indexOf('Gecko') > -1 && navigator.userAgent.indexOf('KHTML') == -1, + MobileSafari: !!navigator.userAgent.match(/Apple.*Mobile.*Safari/) + }, + BrowserFeatures: { - XPath: !!document.evaluate + XPath: !!document.evaluate, + ElementExtensions: !!window.HTMLElement, + SpecificElementExtensions: + document.createElement('div').__proto__ && + document.createElement('div').__proto__ !== + document.createElement('form').__proto__ }, - ScriptFragment: '(?:<script.*?>)((\n|\r|.)*?)(?:<\/script>)', - emptyFunction: function() {}, + ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>', + JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/, + + emptyFunction: function() { }, K: function(x) { return x } -} +}; + +if (Prototype.Browser.MobileSafari) + Prototype.BrowserFeatures.SpecificElementExtensions = false; + +/* Based on Alex Arnell's inheritance implementation. */ var Class = { create: function() { - return function() { + var parent = null, properties = $A(arguments); + if (Object.isFunction(properties[0])) + parent = properties.shift(); + + function klass() { this.initialize.apply(this, arguments); } + + Object.extend(klass, Class.Methods); + klass.superclass = parent; + klass.subclasses = []; + + if (parent) { + var subclass = function() { }; + subclass.prototype = parent.prototype; + klass.prototype = new subclass; + parent.subclasses.push(klass); + } + + for (var i = 0; i < properties.length; i++) + klass.addMethods(properties[i]); + + if (!klass.prototype.initialize) + klass.prototype.initialize = Prototype.emptyFunction; + + klass.prototype.constructor = klass; + + return klass; + } +}; + +Class.Methods = { + addMethods: function(source) { + var ancestor = this.superclass && this.superclass.prototype; + var properties = Object.keys(source); + + if (!Object.keys({ toString: true }).length) + properties.push("toString", "valueOf"); + + for (var i = 0, length = properties.length; i < length; i++) { + var property = properties[i], value = source[property]; + if (ancestor && Object.isFunction(value) && + value.argumentNames().first() == "$super") { + var method = value, value = Object.extend((function(m) { + return function() { return ancestor[m].apply(this, arguments) }; + })(property).wrap(method), { + valueOf: function() { return method }, + toString: function() { return method.toString() } + }); + } + this.prototype[property] = value; + } + + return this; } -} +}; -var Abstract = new Object(); +var Abstract = { }; Object.extend = function(destination, source) { - for (var property in source) { + for (var property in source) destination[property] = source[property]; - } return destination; -} +}; Object.extend(Object, { inspect: function(object) { try { - if (object === undefined) return 'undefined'; + if (Object.isUndefined(object)) return 'undefined'; if (object === null) return 'null'; return object.inspect ? object.inspect() : object.toString(); } catch (e) { @@ -46,6 +117,37 @@ Object.extend(Object, { } }, + toJSON: function(object) { + var type = typeof object; + switch (type) { + case 'undefined': + case 'function': + case 'unknown': return; + case 'boolean': return object.toString(); + } + + if (object === null) return 'null'; + if (object.toJSON) return object.toJSON(); + if (Object.isElement(object)) return; + + var results = []; + for (var property in object) { + var value = Object.toJSON(object[property]); + if (!Object.isUndefined(value)) + results.push(property.toJSON() + ': ' + value); + } + + return '{' + results.join(', ') + '}'; + }, + + toQueryString: function(object) { + return $H(object).toQueryString(); + }, + + toHTML: function(object) { + return object && object.toHTML ? object.toHTML() : String.interpret(object); + }, + keys: function(object) { var keys = []; for (var property in object) @@ -61,41 +163,101 @@ Object.extend(Object, { }, clone: function(object) { - return Object.extend({}, object); + return Object.extend({ }, object); + }, + + isElement: function(object) { + return object && object.nodeType == 1; + }, + + isArray: function(object) { + return object && object.constructor === Array; + }, + + isHash: function(object) { + return object instanceof Hash; + }, + + isFunction: function(object) { + return typeof object == "function"; + }, + + isString: function(object) { + return typeof object == "string"; + }, + + isNumber: function(object) { + return typeof object == "number"; + }, + + isUndefined: function(object) { + return typeof object == "undefined"; } }); -Function.prototype.bind = function() { - var __method = this, args = $A(arguments), object = args.shift(); - return function() { - return __method.apply(object, args.concat($A(arguments))); - } -} +Object.extend(Function.prototype, { + argumentNames: function() { + var names = this.toString().match(/^[\s\(]*function[^(]*\((.*?)\)/)[1].split(",").invoke("strip"); + return names.length == 1 && !names[0] ? [] : names; + }, -Function.prototype.bindAsEventListener = function(object) { - var __method = this, args = $A(arguments), object = args.shift(); - return function(event) { - return __method.apply(object, [( event || window.event)].concat(args).concat($A(arguments))); - } -} + bind: function() { + if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this; + var __method = this, args = $A(arguments), object = args.shift(); + return function() { + return __method.apply(object, args.concat($A(arguments))); + } + }, -Object.extend(Number.prototype, { - toColorPart: function() { - var digits = this.toString(16); - if (this < 16) return '0' + digits; - return digits; + bindAsEventListener: function() { + var __method = this, args = $A(arguments), object = args.shift(); + return function(event) { + return __method.apply(object, [event || window.event].concat(args)); + } }, - succ: function() { - return this + 1; + curry: function() { + if (!arguments.length) return this; + var __method = this, args = $A(arguments); + return function() { + return __method.apply(this, args.concat($A(arguments))); + } }, - times: function(iterator) { - $R(0, this, true).each(iterator); - return this; + delay: function() { + var __method = this, args = $A(arguments), timeout = args.shift() * 1000; + return window.setTimeout(function() { + return __method.apply(__method, args); + }, timeout); + }, + + wrap: function(wrapper) { + var __method = this; + return function() { + return wrapper.apply(this, [__method.bind(this)].concat($A(arguments))); + } + }, + + methodize: function() { + if (this._methodized) return this._methodized; + var __method = this; + return this._methodized = function() { + return __method.apply(null, [this].concat($A(arguments))); + }; } }); +Function.prototype.defer = Function.prototype.delay.curry(0.01); + +Date.prototype.toJSON = function() { + return '"' + this.getUTCFullYear() + '-' + + (this.getUTCMonth() + 1).toPaddedString(2) + '-' + + this.getUTCDate().toPaddedString(2) + 'T' + + this.getUTCHours().toPaddedString(2) + ':' + + this.getUTCMinutes().toPaddedString(2) + ':' + + this.getUTCSeconds().toPaddedString(2) + 'Z"'; +}; + var Try = { these: function() { var returnValue; @@ -105,17 +267,22 @@ var Try = { try { returnValue = lambda(); break; - } catch (e) {} + } catch (e) { } } return returnValue; } -} +}; + +RegExp.prototype.match = RegExp.prototype.test; + +RegExp.escape = function(str) { + return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1'); +}; /*--------------------------------------------------------------------------*/ -var PeriodicalExecuter = Class.create(); -PeriodicalExecuter.prototype = { +var PeriodicalExecuter = Class.create({ initialize: function(callback, frequency) { this.callback = callback; this.frequency = frequency; @@ -128,6 +295,10 @@ PeriodicalExecuter.prototype = { this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000); }, + execute: function() { + this.callback(this); + }, + stop: function() { if (!this.timer) return; clearInterval(this.timer); @@ -138,16 +309,26 @@ PeriodicalExecuter.prototype = { if (!this.currentlyExecuting) { try { this.currentlyExecuting = true; - this.callback(this); + this.execute(); } finally { this.currentlyExecuting = false; } } } -} -String.interpret = function(value){ - return value == null ? '' : String(value); -} +}); +Object.extend(String, { + interpret: function(value) { + return value == null ? '' : String(value); + }, + specialChar: { + '\b': '\\b', + '\t': '\\t', + '\n': '\\n', + '\f': '\\f', + '\r': '\\r', + '\\': '\\\\' + } +}); Object.extend(String.prototype, { gsub: function(pattern, replacement) { @@ -168,7 +349,7 @@ Object.extend(String.prototype, { sub: function(pattern, replacement, count) { replacement = this.gsub.prepareReplacement(replacement); - count = count === undefined ? 1 : count; + count = Object.isUndefined(count) ? 1 : count; return this.gsub(pattern, function(match) { if (--count < 0) return match[0]; @@ -178,14 +359,14 @@ Object.extend(String.prototype, { scan: function(pattern, iterator) { this.gsub(pattern, iterator); - return this; + return String(this); }, truncate: function(length, truncation) { length = length || 30; - truncation = truncation === undefined ? '...' : truncation; + truncation = Object.isUndefined(truncation) ? '...' : truncation; return this.length > length ? - this.slice(0, length - truncation.length) + truncation : this; + this.slice(0, length - truncation.length) + truncation : String(this); }, strip: function() { @@ -213,35 +394,34 @@ Object.extend(String.prototype, { }, escapeHTML: function() { - var div = document.createElement('div'); - var text = document.createTextNode(this); - div.appendChild(text); - return div.innerHTML; + var self = arguments.callee; + self.text.data = this; + return self.div.innerHTML; }, unescapeHTML: function() { - var div = document.createElement('div'); + var div = new Element('div'); div.innerHTML = this.stripTags(); return div.childNodes[0] ? (div.childNodes.length > 1 ? - $A(div.childNodes).inject('',function(memo,node){ return memo+node.nodeValue }) : + $A(div.childNodes).inject('', function(memo, node) { return memo+node.nodeValue }) : div.childNodes[0].nodeValue) : ''; }, toQueryParams: function(separator) { var match = this.strip().match(/([^?#]*)(#.*)?$/); - if (!match) return {}; + if (!match) return { }; - return match[1].split(separator || '&').inject({}, function(hash, pair) { + return match[1].split(separator || '&').inject({ }, function(hash, pair) { if ((pair = pair.split('='))[0]) { - var name = decodeURIComponent(pair[0]); - var value = pair[1] ? decodeURIComponent(pair[1]) : undefined; + var key = decodeURIComponent(pair.shift()); + var value = pair.length > 1 ? pair.join('=') : pair[0]; + if (value != undefined) value = decodeURIComponent(value); - if (hash[name] !== undefined) { - if (hash[name].constructor != Array) - hash[name] = [hash[name]]; - if (value) hash[name].push(value); + if (key in hash) { + if (!Object.isArray(hash[key])) hash[key] = [hash[key]]; + hash[key].push(value); } - else hash[name] = value; + else hash[key] = value; } return hash; }); @@ -256,6 +436,10 @@ Object.extend(String.prototype, { String.fromCharCode(this.charCodeAt(this.length - 1) + 1); }, + times: function(count) { + return count < 1 ? '' : new Array(count + 1).join(this); + }, + camelize: function() { var parts = this.split('-'), len = parts.length; if (len == 1) return parts[0]; @@ -270,7 +454,7 @@ Object.extend(String.prototype, { return camelized; }, - capitalize: function(){ + capitalize: function() { return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase(); }, @@ -283,52 +467,131 @@ Object.extend(String.prototype, { }, inspect: function(useDoubleQuotes) { - var escapedString = this.replace(/\\/g, '\\\\'); - if (useDoubleQuotes) - return '"' + escapedString.replace(/"/g, '\\"') + '"'; - else - return "'" + escapedString.replace(/'/g, '\\\'') + "'"; + var escapedString = this.gsub(/[\x00-\x1f\\]/, function(match) { + var character = String.specialChar[match[0]]; + return character ? character : '\\u00' + match[0].charCodeAt().toPaddedString(2, 16); + }); + if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"'; + return "'" + escapedString.replace(/'/g, '\\\'') + "'"; + }, + + toJSON: function() { + return this.inspect(true); + }, + + unfilterJSON: function(filter) { + return this.sub(filter || Prototype.JSONFilter, '#{1}'); + }, + + isJSON: function() { + var str = this; + if (str.blank()) return false; + str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, ''); + return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str); + }, + + evalJSON: function(sanitize) { + var json = this.unfilterJSON(); + try { + if (!sanitize || json.isJSON()) return eval('(' + json + ')'); + } catch (e) { } + throw new SyntaxError('Badly formed JSON string: ' + this.inspect()); + }, + + include: function(pattern) { + return this.indexOf(pattern) > -1; + }, + + startsWith: function(pattern) { + return this.indexOf(pattern) === 0; + }, + + endsWith: function(pattern) { + var d = this.length - pattern.length; + return d >= 0 && this.lastIndexOf(pattern) === d; + }, + + empty: function() { + return this == ''; + }, + + blank: function() { + return /^\s*$/.test(this); + }, + + interpolate: function(object, pattern) { + return new Template(this, pattern).evaluate(object); + } +}); + +if (Prototype.Browser.WebKit || Prototype.Browser.IE) Object.extend(String.prototype, { + escapeHTML: function() { + return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>'); + }, + unescapeHTML: function() { + return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>'); } }); String.prototype.gsub.prepareReplacement = function(replacement) { - if (typeof replacement == 'function') return replacement; + if (Object.isFunction(replacement)) return replacement; var template = new Template(replacement); return function(match) { return template.evaluate(match) }; -} +}; String.prototype.parseQuery = String.prototype.toQueryParams; -var Template = Class.create(); -Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/; -Template.prototype = { +Object.extend(String.prototype.escapeHTML, { + div: document.createElement('div'), + text: document.createTextNode('') +}); + +with (String.prototype.escapeHTML) div.appendChild(text); + +var Template = Class.create({ initialize: function(template, pattern) { this.template = template.toString(); - this.pattern = pattern || Template.Pattern; + this.pattern = pattern || Template.Pattern; }, evaluate: function(object) { + if (Object.isFunction(object.toTemplateReplacements)) + object = object.toTemplateReplacements(); + return this.template.gsub(this.pattern, function(match) { - var before = match[1]; + if (object == null) return ''; + + var before = match[1] || ''; if (before == '\\') return match[2]; - return before + String.interpret(object[match[3]]); - }); + + var ctx = object, expr = match[3]; + var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/; + match = pattern.exec(expr); + if (match == null) return before; + + while (match != null) { + var comp = match[1].startsWith('[') ? match[2].gsub('\\\\]', ']') : match[1]; + ctx = ctx[comp]; + if (null == ctx || '' == match[3]) break; + expr = expr.substring('[' == match[3] ? match[1].length : match[0].length); + match = pattern.exec(expr); + } + + return before + String.interpret(ctx); + }.bind(this)); } -} +}); +Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/; -var $break = new Object(); -var $continue = new Object(); +var $break = { }; var Enumerable = { - each: function(iterator) { + each: function(iterator, context) { var index = 0; + iterator = iterator.bind(context); try { this._each(function(value) { - try { - iterator(value, index++); - } catch (e) { - if (e != $continue) throw e; - } + iterator(value, index++); }); } catch (e) { if (e != $break) throw e; @@ -336,40 +599,45 @@ var Enumerable = { return this; }, - eachSlice: function(number, iterator) { + eachSlice: function(number, iterator, context) { + iterator = iterator ? iterator.bind(context) : Prototype.K; var index = -number, slices = [], array = this.toArray(); while ((index += number) < array.length) slices.push(array.slice(index, index+number)); - return slices.map(iterator); + return slices.collect(iterator, context); }, - all: function(iterator) { + all: function(iterator, context) { + iterator = iterator ? iterator.bind(context) : Prototype.K; var result = true; this.each(function(value, index) { - result = result && !!(iterator || Prototype.K)(value, index); + result = result && !!iterator(value, index); if (!result) throw $break; }); return result; }, - any: function(iterator) { + any: function(iterator, context) { + iterator = iterator ? iterator.bind(context) : Prototype.K; var result = false; this.each(function(value, index) { - if (result = !!(iterator || Prototype.K)(value, index)) + if (result = !!iterator(value, index)) throw $break; }); return result; }, - collect: function(iterator) { + collect: function(iterator, context) { + iterator = iterator ? iterator.bind(context) : Prototype.K; var results = []; this.each(function(value, index) { - results.push((iterator || Prototype.K)(value, index)); + results.push(iterator(value, index)); }); return results; }, - detect: function(iterator) { + detect: function(iterator, context) { + iterator = iterator.bind(context); var result; this.each(function(value, index) { if (iterator(value, index)) { @@ -380,7 +648,8 @@ var Enumerable = { return result; }, - findAll: function(iterator) { + findAll: function(iterator, context) { + iterator = iterator.bind(context); var results = []; this.each(function(value, index) { if (iterator(value, index)) @@ -389,17 +658,24 @@ var Enumerable = { return results; }, - grep: function(pattern, iterator) { + grep: function(filter, iterator, context) { + iterator = iterator ? iterator.bind(context) : Prototype.K; var results = []; + + if (Object.isString(filter)) + filter = new RegExp(filter); + this.each(function(value, index) { - var stringValue = value.toString(); - if (stringValue.match(pattern)) - results.push((iterator || Prototype.K)(value, index)); - }) + if (filter.match(value)) + results.push(iterator(value, index)); + }); return results; }, include: function(object) { + if (Object.isFunction(this.indexOf)) + if (this.indexOf(object) != -1) return true; + var found = false; this.each(function(value) { if (value == object) { @@ -411,14 +687,15 @@ var Enumerable = { }, inGroupsOf: function(number, fillWith) { - fillWith = fillWith === undefined ? null : fillWith; + fillWith = Object.isUndefined(fillWith) ? null : fillWith; return this.eachSlice(number, function(slice) { while(slice.length < number) slice.push(fillWith); return slice; }); }, - inject: function(memo, iterator) { + inject: function(memo, iterator, context) { + iterator = iterator.bind(context); this.each(function(value, index) { memo = iterator(memo, value, index); }); @@ -432,30 +709,33 @@ var Enumerable = { }); }, - max: function(iterator) { + max: function(iterator, context) { + iterator = iterator ? iterator.bind(context) : Prototype.K; var result; this.each(function(value, index) { - value = (iterator || Prototype.K)(value, index); - if (result == undefined || value >= result) + value = iterator(value, index); + if (result == null || value >= result) result = value; }); return result; }, - min: function(iterator) { + min: function(iterator, context) { + iterator = iterator ? iterator.bind(context) : Prototype.K; var result; this.each(function(value, index) { - value = (iterator || Prototype.K)(value, index); - if (result == undefined || value < result) + value = iterator(value, index); + if (result == null || value < result) result = value; }); return result; }, - partition: function(iterator) { + partition: function(iterator, context) { + iterator = iterator ? iterator.bind(context) : Prototype.K; var trues = [], falses = []; this.each(function(value, index) { - ((iterator || Prototype.K)(value, index) ? + (iterator(value, index) ? trues : falses).push(value); }); return [trues, falses]; @@ -463,13 +743,14 @@ var Enumerable = { pluck: function(property) { var results = []; - this.each(function(value, index) { + this.each(function(value) { results.push(value[property]); }); return results; }, - reject: function(iterator) { + reject: function(iterator, context) { + iterator = iterator.bind(context); var results = []; this.each(function(value, index) { if (!iterator(value, index)) @@ -478,7 +759,8 @@ var Enumerable = { return results; }, - sortBy: function(iterator) { + sortBy: function(iterator, context) { + iterator = iterator.bind(context); return this.map(function(value, index) { return {value: value, criteria: iterator(value, index)}; }).sort(function(left, right) { @@ -493,7 +775,7 @@ var Enumerable = { zip: function() { var iterator = Prototype.K, args = $A(arguments); - if (typeof args.last() == 'function') + if (Object.isFunction(args.last())) iterator = args.pop(); var collections = [this].concat(args).map($A); @@ -509,31 +791,42 @@ var Enumerable = { inspect: function() { return '#<Enumerable:' + this.toArray().inspect() + '>'; } -} +}; Object.extend(Enumerable, { map: Enumerable.collect, find: Enumerable.detect, select: Enumerable.findAll, + filter: Enumerable.findAll, member: Enumerable.include, - entries: Enumerable.toArray + entries: Enumerable.toArray, + every: Enumerable.all, + some: Enumerable.any }); -var $A = Array.from = function(iterable) { +function $A(iterable) { if (!iterable) return []; - if (iterable.toArray) { - return iterable.toArray(); - } else { - var results = []; - for (var i = 0, length = iterable.length; i < length; i++) - results.push(iterable[i]); + if (iterable.toArray) return iterable.toArray(); + var length = iterable.length, results = new Array(length); + while (length--) results[length] = iterable[length]; + return results; +} + +if (Prototype.Browser.WebKit) { + function $A(iterable) { + if (!iterable) return []; + if (!(Object.isFunction(iterable) && iterable == '[object NodeList]') && + iterable.toArray) return iterable.toArray(); + var length = iterable.length, results = new Array(length); + while (length--) results[length] = iterable[length]; return results; } } +Array.from = $A; + Object.extend(Array.prototype, Enumerable); -if (!Array.prototype._reverse) - Array.prototype._reverse = Array.prototype.reverse; +if (!Array.prototype._reverse) Array.prototype._reverse = Array.prototype.reverse; Object.extend(Array.prototype, { _each: function(iterator) { @@ -562,7 +855,7 @@ Object.extend(Array.prototype, { flatten: function() { return this.inject([], function(array, value) { - return array.concat(value && value.constructor == Array ? + return array.concat(Object.isArray(value) ? value.flatten() : [value]); }); }, @@ -574,12 +867,6 @@ Object.extend(Array.prototype, { }); }, - indexOf: function(object) { - for (var i = 0, length = this.length; i < length; i++) - if (this[i] == object) return i; - return -1; - }, - reverse: function(inline) { return (inline !== false ? this : this.toArray())._reverse(); }, @@ -588,9 +875,17 @@ Object.extend(Array.prototype, { return this.length > 1 ? this : this[0]; }, - uniq: function() { - return this.inject([], function(array, value) { - return array.include(value) ? array : array.concat([value]); + uniq: function(sorted) { + return this.inject([], function(array, value, index) { + if (0 == index || (sorted ? array.last() != value : !array.include(value))) + array.push(value); + return array; + }); + }, + + intersect: function(array) { + return this.uniq().findAll(function(item) { + return array.detect(function(value) { return item === value }); }); }, @@ -604,125 +899,187 @@ Object.extend(Array.prototype, { inspect: function() { return '[' + this.map(Object.inspect).join(', ') + ']'; + }, + + toJSON: function() { + var results = []; + this.each(function(object) { + var value = Object.toJSON(object); + if (!Object.isUndefined(value)) results.push(value); + }); + return '[' + results.join(', ') + ']'; } }); +// use native browser JS 1.6 implementation if available +if (Object.isFunction(Array.prototype.forEach)) + Array.prototype._each = Array.prototype.forEach; + +if (!Array.prototype.indexOf) Array.prototype.indexOf = function(item, i) { + i || (i = 0); + var length = this.length; + if (i < 0) i = length + i; + for (; i < length; i++) + if (this[i] === item) return i; + return -1; +}; + +if (!Array.prototype.lastIndexOf) Array.prototype.lastIndexOf = function(item, i) { + i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1; + var n = this.slice(0, i).reverse().indexOf(item); + return (n < 0) ? n : i - n - 1; +}; + Array.prototype.toArray = Array.prototype.clone; -function $w(string){ +function $w(string) { + if (!Object.isString(string)) return []; string = string.strip(); return string ? string.split(/\s+/) : []; } -if(window.opera){ - Array.prototype.concat = function(){ +if (Prototype.Browser.Opera){ + Array.prototype.concat = function() { var array = []; - for(var i = 0, length = this.length; i < length; i++) array.push(this[i]); - for(var i = 0, length = arguments.length; i < length; i++) { - if(arguments[i].constructor == Array) { - for(var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++) + for (var i = 0, length = this.length; i < length; i++) array.push(this[i]); + for (var i = 0, length = arguments.length; i < length; i++) { + if (Object.isArray(arguments[i])) { + for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++) array.push(arguments[i][j]); } else { array.push(arguments[i]); } } return array; - } + }; } -var Hash = function(obj) { - Object.extend(this, obj || {}); -}; - -Object.extend(Hash, { - toQueryString: function(obj) { - var parts = []; - - this.prototype._each.call(obj, function(pair) { - if (!pair.key) return; - - if (pair.value && pair.value.constructor == Array) { - var values = pair.value.compact(); - if (values.length < 2) pair.value = values.reduce(); - else { - key = encodeURIComponent(pair.key); - values.each(function(value) { - value = value != undefined ? encodeURIComponent(value) : ''; - parts.push(key + '=' + encodeURIComponent(value)); - }); - return; - } - } - if (pair.value == undefined) pair[1] = ''; - parts.push(pair.map(encodeURIComponent).join('=')); - }); - - return parts.join('&'); - } -}); - -Object.extend(Hash.prototype, Enumerable); -Object.extend(Hash.prototype, { - _each: function(iterator) { - for (var key in this) { - var value = this[key]; - if (value && value == Hash.prototype[key]) continue; - - var pair = [key, value]; - pair.key = key; - pair.value = value; - iterator(pair); - } - }, - - keys: function() { - return this.pluck('key'); - }, - - values: function() { - return this.pluck('value'); +Object.extend(Number.prototype, { + toColorPart: function() { + return this.toPaddedString(2, 16); }, - merge: function(hash) { - return $H(hash).inject(this, function(mergedHash, pair) { - mergedHash[pair.key] = pair.value; - return mergedHash; - }); + succ: function() { + return this + 1; }, - remove: function() { - var result; - for(var i = 0, length = arguments.length; i < length; i++) { - var value = this[arguments[i]]; - if (value !== undefined){ - if (result === undefined) result = value; - else { - if (result.constructor != Array) result = [result]; - result.push(value) - } - } - delete this[arguments[i]]; - } - return result; + times: function(iterator) { + $R(0, this, true).each(iterator); + return this; }, - toQueryString: function() { - return Hash.toQueryString(this); + toPaddedString: function(length, radix) { + var string = this.toString(radix || 10); + return '0'.times(length - string.length) + string; }, - inspect: function() { - return '#<Hash:{' + this.map(function(pair) { - return pair.map(Object.inspect).join(': '); - }).join(', ') + '}>'; + toJSON: function() { + return isFinite(this) ? this.toString() : 'null'; } }); +$w('abs round ceil floor').each(function(method){ + Number.prototype[method] = Math[method].methodize(); +}); function $H(object) { - if (object && object.constructor == Hash) return object; return new Hash(object); }; -ObjectRange = Class.create(); -Object.extend(ObjectRange.prototype, Enumerable); -Object.extend(ObjectRange.prototype, { + +var Hash = Class.create(Enumerable, (function() { + + function toQueryPair(key, value) { + if (Object.isUndefined(value)) return key; + return key + '=' + encodeURIComponent(String.interpret(value)); + } + + return { + initialize: function(object) { + this._object = Object.isHash(object) ? object.toObject() : Object.clone(object); + }, + + _each: function(iterator) { + for (var key in this._object) { + var value = this._object[key], pair = [key, value]; + pair.key = key; + pair.value = value; + iterator(pair); + } + }, + + set: function(key, value) { + return this._object[key] = value; + }, + + get: function(key) { + return this._object[key]; + }, + + unset: function(key) { + var value = this._object[key]; + delete this._object[key]; + return value; + }, + + toObject: function() { + return Object.clone(this._object); + }, + + keys: function() { + return this.pluck('key'); + }, + + values: function() { + return this.pluck('value'); + }, + + index: function(value) { + var match = this.detect(function(pair) { + return pair.value === value; + }); + return match && match.key; + }, + + merge: function(object) { + return this.clone().update(object); + }, + + update: function(object) { + return new Hash(object).inject(this, function(result, pair) { + result.set(pair.key, pair.value); + return result; + }); + }, + + toQueryString: function() { + return this.map(function(pair) { + var key = encodeURIComponent(pair.key), values = pair.value; + + if (values && typeof values == 'object') { + if (Object.isArray(values)) + return values.map(toQueryPair.curry(key)).join('&'); + } + return toQueryPair(key, values); + }).join('&'); + }, + + inspect: function() { + return '#<Hash:{' + this.map(function(pair) { + return pair.map(Object.inspect).join(': '); + }).join(', ') + '}>'; + }, + + toJSON: function() { + return Object.toJSON(this.toObject()); + }, + + clone: function() { + return new Hash(this); + } + } +})()); + +Hash.prototype.toTemplateReplacements = Hash.prototype.toObject; +Hash.from = $H; +var ObjectRange = Class.create(Enumerable, { initialize: function(start, end, exclusive) { this.start = start; this.end = end; @@ -748,7 +1105,7 @@ Object.extend(ObjectRange.prototype, { var $R = function(start, end, exclusive) { return new ObjectRange(start, end, exclusive); -} +}; var Ajax = { getTransport: function() { @@ -760,7 +1117,7 @@ var Ajax = { }, activeRequestCount: 0 -} +}; Ajax.Responders = { responders: [], @@ -780,10 +1137,10 @@ Ajax.Responders = { dispatch: function(callback, request, transport, json) { this.each(function(responder) { - if (typeof responder[callback] == 'function') { + if (Object.isFunction(responder[callback])) { try { responder[callback].apply(responder, [request, transport, json]); - } catch (e) {} + } catch (e) { } } }); } @@ -792,49 +1149,45 @@ Ajax.Responders = { Object.extend(Ajax.Responders, Enumerable); Ajax.Responders.register({ - onCreate: function() { - Ajax.activeRequestCount++; - }, - onComplete: function() { - Ajax.activeRequestCount--; - } + onCreate: function() { Ajax.activeRequestCount++ }, + onComplete: function() { Ajax.activeRequestCount-- } }); -Ajax.Base = function() {}; -Ajax.Base.prototype = { - setOptions: function(options) { +Ajax.Base = Class.create({ + initialize: function(options) { this.options = { method: 'post', asynchronous: true, contentType: 'application/x-www-form-urlencoded', encoding: 'UTF-8', - parameters: '' - } - Object.extend(this.options, options || {}); + parameters: '', + evalJSON: true, + evalJS: true + }; + Object.extend(this.options, options || { }); this.options.method = this.options.method.toLowerCase(); - if (typeof this.options.parameters == 'string') + + if (Object.isString(this.options.parameters)) this.options.parameters = this.options.parameters.toQueryParams(); + else if (Object.isHash(this.options.parameters)) + this.options.parameters = this.options.parameters.toObject(); } -} - -Ajax.Request = Class.create(); -Ajax.Request.Events = - ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete']; +}); -Ajax.Request.prototype = Object.extend(new Ajax.Base(), { +Ajax.Request = Class.create(Ajax.Base, { _complete: false, - initialize: function(url, options) { + initialize: function($super, url, options) { + $super(options); this.transport = Ajax.getTransport(); - this.setOptions(options); this.request(url); }, request: function(url) { this.url = url; this.method = this.options.method; - var params = this.options.parameters; + var params = Object.clone(this.options.parameters); if (!['get', 'post'].include(this.method)) { // simulate other verbs over post @@ -842,28 +1195,31 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), { this.method = 'post'; } - params = Hash.toQueryString(params); - if (params && /Konqueror|Safari|KHTML/.test(navigator.userAgent)) params += '&_=' + this.parameters = params; - // when GET, append parameters to URL - if (this.method == 'get' && params) - this.url += (this.url.indexOf('?') > -1 ? '&' : '?') + params; + if (params = Object.toQueryString(params)) { + // when GET, append parameters to URL + if (this.method == 'get') + this.url += (this.url.include('?') ? '&' : '?') + params; + else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)) + params += '&_='; + } try { - Ajax.Responders.dispatch('onCreate', this, this.transport); + var response = new Ajax.Response(this); + if (this.options.onCreate) this.options.onCreate(response); + Ajax.Responders.dispatch('onCreate', this, response); this.transport.open(this.method.toUpperCase(), this.url, this.options.asynchronous); - if (this.options.asynchronous) - setTimeout(function() { this.respondToReadyState(1) }.bind(this), 10); + if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1); this.transport.onreadystatechange = this.onStateChange.bind(this); this.setRequestHeaders(); - var body = this.method == 'post' ? (this.options.postBody || params) : null; - - this.transport.send(body); + this.body = this.method == 'post' ? (this.options.postBody || params) : null; + this.transport.send(this.body); /* Force Firefox to handle ready state 4 for synchronous requests */ if (!this.options.asynchronous && this.transport.overrideMimeType) @@ -905,7 +1261,7 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), { if (typeof this.options.requestHeaders == 'object') { var extras = this.options.requestHeaders; - if (typeof extras.push == 'function') + if (Object.isFunction(extras.push)) for (var i = 0, length = extras.length; i < length; i += 2) headers[extras[i]] = extras[i+1]; else @@ -917,32 +1273,39 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), { }, success: function() { - return !this.transport.status - || (this.transport.status >= 200 && this.transport.status < 300); + var status = this.getStatus(); + return !status || (status >= 200 && status < 300); + }, + + getStatus: function() { + try { + return this.transport.status || 0; + } catch (e) { return 0 } }, respondToReadyState: function(readyState) { - var state = Ajax.Request.Events[readyState]; - var transport = this.transport, json = this.evalJSON(); + var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this); if (state == 'Complete') { try { this._complete = true; - (this.options['on' + this.transport.status] + (this.options['on' + response.status] || this.options['on' + (this.success() ? 'Success' : 'Failure')] - || Prototype.emptyFunction)(transport, json); + || Prototype.emptyFunction)(response, response.headerJSON); } catch (e) { this.dispatchException(e); } - if ((this.getHeader('Content-type') || 'text/javascript').strip(). - match(/^(text|application)\/(x-)?(java|ecma)script(;.*)?$/i)) - this.evalResponse(); + var contentType = response.getHeader('Content-type'); + if (this.options.evalJS == 'force' + || (this.options.evalJS && contentType + && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i))) + this.evalResponse(); } try { - (this.options['on' + state] || Prototype.emptyFunction)(transport, json); - Ajax.Responders.dispatch('on' + state, this, transport, json); + (this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON); + Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON); } catch (e) { this.dispatchException(e); } @@ -959,16 +1322,9 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), { } catch (e) { return null } }, - evalJSON: function() { - try { - var json = this.getHeader('X-JSON'); - return json ? eval('(' + json + ')') : null; - } catch (e) { return null } - }, - evalResponse: function() { try { - return eval(this.transport.responseText); + return eval((this.transport.responseText || '').unfilterJSON()); } catch (e) { this.dispatchException(e); } @@ -980,57 +1336,126 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), { } }); -Ajax.Updater = Class.create(); +Ajax.Request.Events = + ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete']; + +Ajax.Response = Class.create({ + initialize: function(request){ + this.request = request; + var transport = this.transport = request.transport, + readyState = this.readyState = transport.readyState; + + if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) { + this.status = this.getStatus(); + this.statusText = this.getStatusText(); + this.responseText = String.interpret(transport.responseText); + this.headerJSON = this._getHeaderJSON(); + } + + if(readyState == 4) { + var xml = transport.responseXML; + this.responseXML = Object.isUndefined(xml) ? null : xml; + this.responseJSON = this._getResponseJSON(); + } + }, + + status: 0, + statusText: '', + + getStatus: Ajax.Request.prototype.getStatus, + + getStatusText: function() { + try { + return this.transport.statusText || ''; + } catch (e) { return '' } + }, + + getHeader: Ajax.Request.prototype.getHeader, + + getAllHeaders: function() { + try { + return this.getAllResponseHeaders(); + } catch (e) { return null } + }, + + getResponseHeader: function(name) { + return this.transport.getResponseHeader(name); + }, + + getAllResponseHeaders: function() { + return this.transport.getAllResponseHeaders(); + }, -Object.extend(Object.extend(Ajax.Updater.prototype, Ajax.Request.prototype), { - initialize: function(container, url, options) { + _getHeaderJSON: function() { + var json = this.getHeader('X-JSON'); + if (!json) return null; + json = decodeURIComponent(escape(json)); + try { + return json.evalJSON(this.request.options.sanitizeJSON); + } catch (e) { + this.request.dispatchException(e); + } + }, + + _getResponseJSON: function() { + var options = this.request.options; + if (!options.evalJSON || (options.evalJSON != 'force' && + !(this.getHeader('Content-type') || '').include('application/json')) || + this.responseText.blank()) + return null; + try { + return this.responseText.evalJSON(options.sanitizeJSON); + } catch (e) { + this.request.dispatchException(e); + } + } +}); + +Ajax.Updater = Class.create(Ajax.Request, { + initialize: function($super, container, url, options) { this.container = { success: (container.success || container), failure: (container.failure || (container.success ? null : container)) - } - - this.transport = Ajax.getTransport(); - this.setOptions(options); + }; - var onComplete = this.options.onComplete || Prototype.emptyFunction; - this.options.onComplete = (function(transport, param) { - this.updateContent(); - onComplete(transport, param); + options = Object.clone(options); + var onComplete = options.onComplete; + options.onComplete = (function(response, json) { + this.updateContent(response.responseText); + if (Object.isFunction(onComplete)) onComplete(response, json); }).bind(this); - this.request(url); + $super(url, options); }, - updateContent: function() { - var receiver = this.container[this.success() ? 'success' : 'failure']; - var response = this.transport.responseText; + updateContent: function(responseText) { + var receiver = this.container[this.success() ? 'success' : 'failure'], + options = this.options; - if (!this.options.evalScripts) response = response.stripScripts(); + if (!options.evalScripts) responseText = responseText.stripScripts(); if (receiver = $(receiver)) { - if (this.options.insertion) - new this.options.insertion(receiver, response); - else - receiver.update(response); - } - - if (this.success()) { - if (this.onComplete) - setTimeout(this.onComplete.bind(this), 10); + if (options.insertion) { + if (Object.isString(options.insertion)) { + var insertion = { }; insertion[options.insertion] = responseText; + receiver.insert(insertion); + } + else options.insertion(receiver, responseText); + } + else receiver.update(responseText); } } }); -Ajax.PeriodicalUpdater = Class.create(); -Ajax.PeriodicalUpdater.prototype = Object.extend(new Ajax.Base(), { - initialize: function(container, url, options) { - this.setOptions(options); +Ajax.PeriodicalUpdater = Class.create(Ajax.Base, { + initialize: function($super, container, url, options) { + $super(options); this.onComplete = this.options.onComplete; this.frequency = (this.options.frequency || 2); this.decay = (this.options.decay || 1); - this.updater = {}; + this.updater = { }; this.container = container; this.url = url; @@ -1048,15 +1473,14 @@ Ajax.PeriodicalUpdater.prototype = Object.extend(new Ajax.Base(), { (this.onComplete || Prototype.emptyFunction).apply(this, arguments); }, - updateComplete: function(request) { + updateComplete: function(response) { if (this.options.decay) { - this.decay = (request.responseText == this.lastText ? + this.decay = (response.responseText == this.lastText ? this.decay * this.options.decay : 1); - this.lastText = request.responseText; + this.lastText = response.responseText; } - this.timer = setTimeout(this.onTimerEvent.bind(this), - this.decay * this.frequency * 1000); + this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency); }, onTimerEvent: function() { @@ -1069,7 +1493,7 @@ function $(element) { elements.push($(arguments[i])); return elements; } - if (typeof element == 'string') + if (Object.isString(element)) element = document.getElementById(element); return Element.extend(element); } @@ -1080,63 +1504,51 @@ if (Prototype.BrowserFeatures.XPath) { var query = document.evaluate(expression, $(parentElement) || document, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null); for (var i = 0, length = query.snapshotLength; i < length; i++) - results.push(query.snapshotItem(i)); + results.push(Element.extend(query.snapshotItem(i))); return results; }; } -document.getElementsByClassName = function(className, parentElement) { - if (Prototype.BrowserFeatures.XPath) { - var q = ".//*[contains(concat(' ', @class, ' '), ' " + className + " ')]"; - return document._getElementsByXPath(q, parentElement); - } else { - var children = ($(parentElement) || document.body).getElementsByTagName('*'); - var elements = [], child; - for (var i = 0, length = children.length; i < length; i++) { - child = children[i]; - if (Element.hasClassName(child, className)) - elements.push(Element.extend(child)); - } - return elements; - } -}; - /*--------------------------------------------------------------------------*/ -if (!window.Element) - var Element = new Object(); - -Element.extend = function(element) { - if (!element || _nativeExtensions || element.nodeType == 3) return element; - - if (!element._extended && element.tagName && element != window) { - var methods = Object.clone(Element.Methods), cache = Element.extend.cache; - - if (element.tagName == 'FORM') - Object.extend(methods, Form.Methods); - if (['INPUT', 'TEXTAREA', 'SELECT'].include(element.tagName)) - Object.extend(methods, Form.Element.Methods); - - Object.extend(methods, Element.Methods.Simulated); +if (!window.Node) var Node = { }; + +if (!Node.ELEMENT_NODE) { + // DOM level 2 ECMAScript Language Binding + Object.extend(Node, { + ELEMENT_NODE: 1, + ATTRIBUTE_NODE: 2, + TEXT_NODE: 3, + CDATA_SECTION_NODE: 4, + ENTITY_REFERENCE_NODE: 5, + ENTITY_NODE: 6, + PROCESSING_INSTRUCTION_NODE: 7, + COMMENT_NODE: 8, + DOCUMENT_NODE: 9, + DOCUMENT_TYPE_NODE: 10, + DOCUMENT_FRAGMENT_NODE: 11, + NOTATION_NODE: 12 + }); +} - for (var property in methods) { - var value = methods[property]; - if (typeof value == 'function' && !(property in element)) - element[property] = cache.findOrStore(value); +(function() { + var element = this.Element; + this.Element = function(tagName, attributes) { + attributes = attributes || { }; + tagName = tagName.toLowerCase(); + var cache = Element.cache; + if (Prototype.Browser.IE && attributes.name) { + tagName = '<' + tagName + ' name="' + attributes.name + '">'; + delete attributes.name; + return Element.writeAttribute(document.createElement(tagName), attributes); } - } + if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName)); + return Element.writeAttribute(cache[tagName].cloneNode(false), attributes); + }; + Object.extend(this.Element, element || { }); +}).call(window); - element._extended = true; - return element; -}; - -Element.extend.cache = { - findOrStore: function(value) { - return this[value] = this[value] || function() { - return value.apply(null, [this].concat($A(arguments))); - } - } -}; +Element.cache = { }; Element.Methods = { visible: function(element) { @@ -1165,28 +1577,74 @@ Element.Methods = { return element; }, - update: function(element, html) { - html = typeof html == 'undefined' ? '' : html.toString(); - $(element).innerHTML = html.stripScripts(); - setTimeout(function() {html.evalScripts()}, 10); + update: function(element, content) { + element = $(element); + if (content && content.toElement) content = content.toElement(); + if (Object.isElement(content)) return element.update().insert(content); + content = Object.toHTML(content); + element.innerHTML = content.stripScripts(); + content.evalScripts.bind(content).defer(); return element; }, - replace: function(element, html) { + replace: function(element, content) { element = $(element); - html = typeof html == 'undefined' ? '' : html.toString(); - if (element.outerHTML) { - element.outerHTML = html.stripScripts(); - } else { + if (content && content.toElement) content = content.toElement(); + else if (!Object.isElement(content)) { + content = Object.toHTML(content); var range = element.ownerDocument.createRange(); - range.selectNodeContents(element); - element.parentNode.replaceChild( - range.createContextualFragment(html.stripScripts()), element); + range.selectNode(element); + content.evalScripts.bind(content).defer(); + content = range.createContextualFragment(content.stripScripts()); + } + element.parentNode.replaceChild(content, element); + return element; + }, + + insert: function(element, insertions) { + element = $(element); + + if (Object.isString(insertions) || Object.isNumber(insertions) || + Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML))) + insertions = {bottom:insertions}; + + var content, t, range; + + for (position in insertions) { + content = insertions[position]; + position = position.toLowerCase(); + t = Element._insertionTranslations[position]; + + if (content && content.toElement) content = content.toElement(); + if (Object.isElement(content)) { + t.insert(element, content); + continue; + } + + content = Object.toHTML(content); + + range = element.ownerDocument.createRange(); + t.initializeRange(element, range); + t.insert(element, range.createContextualFragment(content.stripScripts())); + + content.evalScripts.bind(content).defer(); } - setTimeout(function() {html.evalScripts()}, 10); + return element; }, + wrap: function(element, wrapper, attributes) { + element = $(element); + if (Object.isElement(wrapper)) + $(wrapper).writeAttribute(attributes || { }); + else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes); + else wrapper = new Element('div', wrapper); + if (element.parentNode) + element.parentNode.replaceChild(wrapper, element); + wrapper.appendChild(element); + return wrapper; + }, + inspect: function(element) { element = $(element); var result = '<' + element.tagName.toLowerCase(); @@ -1212,7 +1670,13 @@ Element.Methods = { }, descendants: function(element) { - return $A($(element).getElementsByTagName('*')); + return $(element).getElementsBySelector("*"); + }, + + firstDescendant: function(element) { + element = $(element).firstChild; + while (element && element.nodeType != 1) element = element.nextSibling; + return $(element); }, immediateDescendants: function(element) { @@ -1236,48 +1700,96 @@ Element.Methods = { }, match: function(element, selector) { - if (typeof selector == 'string') + if (Object.isString(selector)) selector = new Selector(selector); return selector.match($(element)); }, up: function(element, expression, index) { - return Selector.findElement($(element).ancestors(), expression, index); + element = $(element); + if (arguments.length == 1) return $(element.parentNode); + var ancestors = element.ancestors(); + return expression ? Selector.findElement(ancestors, expression, index) : + ancestors[index || 0]; }, down: function(element, expression, index) { - return Selector.findElement($(element).descendants(), expression, index); + element = $(element); + if (arguments.length == 1) return element.firstDescendant(); + var descendants = element.descendants(); + return expression ? Selector.findElement(descendants, expression, index) : + descendants[index || 0]; }, previous: function(element, expression, index) { - return Selector.findElement($(element).previousSiblings(), expression, index); + element = $(element); + if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element)); + var previousSiblings = element.previousSiblings(); + return expression ? Selector.findElement(previousSiblings, expression, index) : + previousSiblings[index || 0]; }, next: function(element, expression, index) { - return Selector.findElement($(element).nextSiblings(), expression, index); + element = $(element); + if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element)); + var nextSiblings = element.nextSiblings(); + return expression ? Selector.findElement(nextSiblings, expression, index) : + nextSiblings[index || 0]; }, - getElementsBySelector: function() { + select: function() { var args = $A(arguments), element = $(args.shift()); return Selector.findChildElements(element, args); }, - getElementsByClassName: function(element, className) { - return document.getElementsByClassName(className, element); + adjacent: function() { + var args = $A(arguments), element = $(args.shift()); + return Selector.findChildElements(element.parentNode, args).without(element); + }, + + identify: function(element) { + element = $(element); + var id = element.readAttribute('id'), self = arguments.callee; + if (id) return id; + do { id = 'anonymous_element_' + self.counter++ } while ($(id)); + element.writeAttribute('id', id); + return id; }, readAttribute: function(element, name) { element = $(element); - if (document.all && !window.opera) { - var t = Element._attributeTranslations; + if (Prototype.Browser.IE) { + var t = Element._attributeTranslations.read; if (t.values[name]) return t.values[name](element, name); - if (t.names[name]) name = t.names[name]; - var attribute = element.attributes[name]; - if(attribute) return attribute.nodeValue; + if (t.names[name]) name = t.names[name]; + if (name.include(':')) { + return (!element.attributes || !element.attributes[name]) ? null : + element.attributes[name].value; + } } return element.getAttribute(name); }, + writeAttribute: function(element, name, value) { + element = $(element); + var attributes = { }, t = Element._attributeTranslations.write; + + if (typeof name == 'object') attributes = name; + else attributes[name] = Object.isUndefined(value) ? true : value; + + for (var attr in attributes) { + name = t.names[attr] || attr; + value = attributes[attr]; + if (t.values[attr]) name = t.values[attr](element, value); + if (value === false || value === null) + element.removeAttribute(name); + else if (value === true) + element.setAttribute(name, name); + else element.setAttribute(name, value); + } + return element; + }, + getHeight: function(element) { return $(element).getDimensions().height; }, @@ -1293,39 +1805,28 @@ Element.Methods = { hasClassName: function(element, className) { if (!(element = $(element))) return; var elementClassName = element.className; - if (elementClassName.length == 0) return false; - if (elementClassName == className || - elementClassName.match(new RegExp("(^|\\s)" + className + "(\\s|$)"))) - return true; - return false; + return (elementClassName.length > 0 && (elementClassName == className || + new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName))); }, addClassName: function(element, className) { if (!(element = $(element))) return; - Element.classNames(element).add(className); + if (!element.hasClassName(className)) + element.className += (element.className ? ' ' : '') + className; return element; }, removeClassName: function(element, className) { if (!(element = $(element))) return; - Element.classNames(element).remove(className); + element.className = element.className.replace( + new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip(); return element; }, toggleClassName: function(element, className) { if (!(element = $(element))) return; - Element.classNames(element)[element.hasClassName(className) ? 'remove' : 'add'](className); - return element; - }, - - observe: function() { - Event.observe.apply(Event, arguments); - return $A(arguments).first(); - }, - - stopObserving: function() { - Event.stopObserving.apply(Event, arguments); - return $A(arguments).first(); + return element[element.hasClassName(className) ? + 'removeClassName' : 'addClassName'](className); }, // removes whitespace-only text node children @@ -1342,74 +1843,76 @@ Element.Methods = { }, empty: function(element) { - return $(element).innerHTML.match(/^\s*$/); + return $(element).innerHTML.blank(); }, descendantOf: function(element, ancestor) { element = $(element), ancestor = $(ancestor); + var originalAncestor = ancestor; + + if (element.compareDocumentPosition) + return (element.compareDocumentPosition(ancestor) & 8) === 8; + + if (element.sourceIndex && !Prototype.Browser.Opera) { + var e = element.sourceIndex, a = ancestor.sourceIndex, + nextAncestor = ancestor.nextSibling; + if (!nextAncestor) { + do { ancestor = ancestor.parentNode; } + while (!(nextAncestor = ancestor.nextSibling) && ancestor.parentNode); + } + if (nextAncestor) return (e > a && e < nextAncestor.sourceIndex); + } + while (element = element.parentNode) - if (element == ancestor) return true; + if (element == originalAncestor) return true; return false; }, scrollTo: function(element) { element = $(element); - var pos = Position.cumulativeOffset(element); + var pos = element.cumulativeOffset(); window.scrollTo(pos[0], pos[1]); return element; }, getStyle: function(element, style) { element = $(element); - if (['float','cssFloat'].include(style)) - style = (typeof element.style.styleFloat != 'undefined' ? 'styleFloat' : 'cssFloat'); - style = style.camelize(); + style = style == 'float' ? 'cssFloat' : style.camelize(); var value = element.style[style]; if (!value) { - if (document.defaultView && document.defaultView.getComputedStyle) { - var css = document.defaultView.getComputedStyle(element, null); - value = css ? css[style] : null; - } else if (element.currentStyle) { - value = element.currentStyle[style]; - } + var css = document.defaultView.getComputedStyle(element, null); + value = css ? css[style] : null; } + if (style == 'opacity') return value ? parseFloat(value) : 1.0; + return value == 'auto' ? null : value; + }, - if((value == 'auto') && ['width','height'].include(style) && (element.getStyle('display') != 'none')) - value = element['offset'+style.capitalize()] + 'px'; + getOpacity: function(element) { + return $(element).getStyle('opacity'); + }, - if (window.opera && ['left', 'top', 'right', 'bottom'].include(style)) - if (Element.getStyle(element, 'position') == 'static') value = 'auto'; - if(style == 'opacity') { - if(value) return parseFloat(value); - if(value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/)) - if(value[1]) return parseFloat(value[1]) / 100; - return 1.0; + setStyle: function(element, styles) { + element = $(element); + var elementStyle = element.style, match; + if (Object.isString(styles)) { + element.style.cssText += ';' + styles; + return styles.include('opacity') ? + element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]) : element; } - return value == 'auto' ? null : value; + for (var property in styles) + if (property == 'opacity') element.setOpacity(styles[property]); + else + elementStyle[(property == 'float' || property == 'cssFloat') ? + (Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat' : 'styleFloat') : + property] = styles[property]; + + return element; }, - setStyle: function(element, style) { + setOpacity: function(element, value) { element = $(element); - for (var name in style) { - var value = style[name]; - if(name == 'opacity') { - if (value == 1) { - value = (/Gecko/.test(navigator.userAgent) && - !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ? 0.999999 : 1.0; - if(/MSIE/.test(navigator.userAgent) && !window.opera) - element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,''); - } else if(value == '') { - if(/MSIE/.test(navigator.userAgent) && !window.opera) - element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,''); - } else { - if(value < 0.00001) value = 0; - if(/MSIE/.test(navigator.userAgent) && !window.opera) - element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'') + - 'alpha(opacity='+value*100+')'; - } - } else if(['float','cssFloat'].include(name)) name = (typeof element.style.styleFloat != 'undefined') ? 'styleFloat' : 'cssFloat'; - element.style[name.camelize()] = value; - } + element.style.opacity = (value == 1 || value === '') ? '' : + (value < 0.00001) ? 0 : value; return element; }, @@ -1468,8 +1971,8 @@ Element.Methods = { makeClipping: function(element) { element = $(element); if (element._overflow) return element; - element._overflow = element.style.overflow || 'auto'; - if ((Element.getStyle(element, 'overflow') || 'visible') != 'hidden') + element._overflow = Element.getStyle(element, 'overflow') || 'auto'; + if (element._overflow !== 'hidden') element.style.overflow = 'hidden'; return element; }, @@ -1480,393 +1983,1398 @@ Element.Methods = { element.style.overflow = element._overflow == 'auto' ? '' : element._overflow; element._overflow = null; return element; - } -}; + }, -Object.extend(Element.Methods, {childOf: Element.Methods.descendantOf}); - -Element._attributeTranslations = {}; - -Element._attributeTranslations.names = { - colspan: "colSpan", - rowspan: "rowSpan", - valign: "vAlign", - datetime: "dateTime", - accesskey: "accessKey", - tabindex: "tabIndex", - enctype: "encType", - maxlength: "maxLength", - readonly: "readOnly", - longdesc: "longDesc" -}; + cumulativeOffset: function(element) { + var valueT = 0, valueL = 0; + do { + valueT += element.offsetTop || 0; + valueL += element.offsetLeft || 0; + element = element.offsetParent; + } while (element); + return Element._returnOffset(valueL, valueT); + }, + + positionedOffset: function(element) { + var valueT = 0, valueL = 0; + do { + valueT += element.offsetTop || 0; + valueL += element.offsetLeft || 0; + element = element.offsetParent; + if (element) { + if (element.tagName == 'BODY') break; + var p = Element.getStyle(element, 'position'); + if (p == 'relative' || p == 'absolute') break; + } + } while (element); + return Element._returnOffset(valueL, valueT); + }, + + absolutize: function(element) { + element = $(element); + if (element.getStyle('position') == 'absolute') return; + // Position.prepare(); // To be done manually by Scripty when it needs it. -Element._attributeTranslations.values = { - _getAttr: function(element, attribute) { - return element.getAttribute(attribute, 2); + var offsets = element.positionedOffset(); + var top = offsets[1]; + var left = offsets[0]; + var width = element.clientWidth; + var height = element.clientHeight; + + element._originalLeft = left - parseFloat(element.style.left || 0); + element._originalTop = top - parseFloat(element.style.top || 0); + element._originalWidth = element.style.width; + element._originalHeight = element.style.height; + + element.style.position = 'absolute'; + element.style.top = top + 'px'; + element.style.left = left + 'px'; + element.style.width = width + 'px'; + element.style.height = height + 'px'; + return element; + }, + + relativize: function(element) { + element = $(element); + if (element.getStyle('position') == 'relative') return; + // Position.prepare(); // To be done manually by Scripty when it needs it. + + element.style.position = 'relative'; + var top = parseFloat(element.style.top || 0) - (element._originalTop || 0); + var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0); + + element.style.top = top + 'px'; + element.style.left = left + 'px'; + element.style.height = element._originalHeight; + element.style.width = element._originalWidth; + return element; + }, + + cumulativeScrollOffset: function(element) { + var valueT = 0, valueL = 0; + do { + valueT += element.scrollTop || 0; + valueL += element.scrollLeft || 0; + element = element.parentNode; + } while (element); + return Element._returnOffset(valueL, valueT); }, - _flag: function(element, attribute) { - return $(element).hasAttribute(attribute) ? attribute : null; + getOffsetParent: function(element) { + if (element.offsetParent) return $(element.offsetParent); + if (element == document.body) return $(element); + + while ((element = element.parentNode) && element != document.body) + if (Element.getStyle(element, 'position') != 'static') + return $(element); + + return $(document.body); }, - style: function(element) { - return element.style.cssText.toLowerCase(); + viewportOffset: function(forElement) { + var valueT = 0, valueL = 0; + + var element = forElement; + do { + valueT += element.offsetTop || 0; + valueL += element.offsetLeft || 0; + + // Safari fix + if (element.offsetParent == document.body && + Element.getStyle(element, 'position') == 'absolute') break; + + } while (element = element.offsetParent); + + element = forElement; + do { + if (!Prototype.Browser.Opera || element.tagName == 'BODY') { + valueT -= element.scrollTop || 0; + valueL -= element.scrollLeft || 0; + } + } while (element = element.parentNode); + + return Element._returnOffset(valueL, valueT); }, - title: function(element) { - var node = element.getAttributeNode('title'); - return node.specified ? node.nodeValue : null; + clonePosition: function(element, source) { + var options = Object.extend({ + setLeft: true, + setTop: true, + setWidth: true, + setHeight: true, + offsetTop: 0, + offsetLeft: 0 + }, arguments[2] || { }); + + // find page position of source + source = $(source); + var p = source.viewportOffset(); + + // find coordinate system to use + element = $(element); + var delta = [0, 0]; + var parent = null; + // delta [0,0] will do fine with position: fixed elements, + // position:absolute needs offsetParent deltas + if (Element.getStyle(element, 'position') == 'absolute') { + parent = element.getOffsetParent(); + delta = parent.viewportOffset(); + } + + // correct by body offsets (fixes Safari) + if (parent == document.body) { + delta[0] -= document.body.offsetLeft; + delta[1] -= document.body.offsetTop; + } + + // set position + if (options.setLeft) element.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px'; + if (options.setTop) element.style.top = (p[1] - delta[1] + options.offsetTop) + 'px'; + if (options.setWidth) element.style.width = source.offsetWidth + 'px'; + if (options.setHeight) element.style.height = source.offsetHeight + 'px'; + return element; } }; -Object.extend(Element._attributeTranslations.values, { - href: Element._attributeTranslations.values._getAttr, - src: Element._attributeTranslations.values._getAttr, - disabled: Element._attributeTranslations.values._flag, - checked: Element._attributeTranslations.values._flag, - readonly: Element._attributeTranslations.values._flag, - multiple: Element._attributeTranslations.values._flag +Element.Methods.identify.counter = 1; + +Object.extend(Element.Methods, { + getElementsBySelector: Element.Methods.select, + childElements: Element.Methods.immediateDescendants }); -Element.Methods.Simulated = { - hasAttribute: function(element, attribute) { - var t = Element._attributeTranslations; - attribute = t.names[attribute] || attribute; - return $(element).getAttributeNode(attribute).specified; +Element._attributeTranslations = { + write: { + names: { + className: 'class', + htmlFor: 'for' + }, + values: { } } }; -// IE is missing .innerHTML support for TABLE-related elements -if (document.all && !window.opera){ - Element.Methods.update = function(element, html) { + +if (!document.createRange || Prototype.Browser.Opera) { + Element.Methods.insert = function(element, insertions) { element = $(element); - html = typeof html == 'undefined' ? '' : html.toString(); - var tagName = element.tagName.toUpperCase(); - if (['THEAD','TBODY','TR','TD'].include(tagName)) { - var div = document.createElement('div'); - switch (tagName) { - case 'THEAD': - case 'TBODY': - div.innerHTML = '<table><tbody>' + html.stripScripts() + '</tbody></table>'; - depth = 2; - break; - case 'TR': - div.innerHTML = '<table><tbody><tr>' + html.stripScripts() + '</tr></tbody></table>'; - depth = 3; - break; - case 'TD': - div.innerHTML = '<table><tbody><tr><td>' + html.stripScripts() + '</td></tr></tbody></table>'; - depth = 4; + + if (Object.isString(insertions) || Object.isNumber(insertions) || + Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML))) + insertions = { bottom: insertions }; + + var t = Element._insertionTranslations, content, position, pos, tagName; + + for (position in insertions) { + content = insertions[position]; + position = position.toLowerCase(); + pos = t[position]; + + if (content && content.toElement) content = content.toElement(); + if (Object.isElement(content)) { + pos.insert(element, content); + continue; } - $A(element.childNodes).each(function(node){ - element.removeChild(node) - }); - depth.times(function(){ div = div.firstChild }); - $A(div.childNodes).each( - function(node){ element.appendChild(node) }); - } else { - element.innerHTML = html.stripScripts(); + content = Object.toHTML(content); + tagName = ((position == 'before' || position == 'after') + ? element.parentNode : element).tagName.toUpperCase(); + + if (t.tags[tagName]) { + var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); + if (position == 'top' || position == 'after') fragments.reverse(); + fragments.each(pos.insert.curry(element)); + } + else element.insertAdjacentHTML(pos.adjacency, content.stripScripts()); + + content.evalScripts.bind(content).defer(); } - setTimeout(function() {html.evalScripts()}, 10); + return element; - } -}; + }; +} -Object.extend(Element, Element.Methods); +if (Prototype.Browser.Opera) { + Element.Methods.getStyle = Element.Methods.getStyle.wrap( + function(proceed, element, style) { + switch (style) { + case 'left': case 'top': case 'right': case 'bottom': + if (proceed(element, 'position') === 'static') return null; + case 'height': case 'width': + // returns '0px' for hidden elements; we want it to return null + if (!Element.visible(element)) return null; + + // returns the border-box dimensions rather than the content-box + // dimensions, so we subtract padding and borders from the value + var dim = parseInt(proceed(element, style), 10); + + if (dim !== element['offset' + style.capitalize()]) + return dim + 'px'; + + var properties; + if (style === 'height') { + properties = ['border-top-width', 'padding-top', + 'padding-bottom', 'border-bottom-width']; + } + else { + properties = ['border-left-width', 'padding-left', + 'padding-right', 'border-right-width']; + } + return properties.inject(dim, function(memo, property) { + var val = proceed(element, property); + return val === null ? memo : memo - parseInt(val, 10); + }) + 'px'; + default: return proceed(element, style); + } + } + ); -var _nativeExtensions = false; + Element.Methods.readAttribute = Element.Methods.readAttribute.wrap( + function(proceed, element, attribute) { + if (attribute === 'title') return element.title; + return proceed(element, attribute); + } + ); +} -if(/Konqueror|Safari|KHTML/.test(navigator.userAgent)) - ['', 'Form', 'Input', 'TextArea', 'Select'].each(function(tag) { - var className = 'HTML' + tag + 'Element'; - if(window[className]) return; - var klass = window[className] = {}; - klass.prototype = document.createElement(tag ? tag.toLowerCase() : 'div').__proto__; +else if (Prototype.Browser.IE) { + $w('positionedOffset getOffsetParent viewportOffset').each(function(method) { + Element.Methods[method] = Element.Methods[method].wrap( + function(proceed, element) { + element = $(element); + var position = element.getStyle('position'); + if (position != 'static') return proceed(element); + element.setStyle({ position: 'relative' }); + var value = proceed(element); + element.setStyle({ position: position }); + return value; + } + ); }); -Element.addMethods = function(methods) { - Object.extend(Element.Methods, methods || {}); + Element.Methods.getStyle = function(element, style) { + element = $(element); + style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize(); + var value = element.style[style]; + if (!value && element.currentStyle) value = element.currentStyle[style]; - function copy(methods, destination, onlyIfAbsent) { - onlyIfAbsent = onlyIfAbsent || false; - var cache = Element.extend.cache; - for (var property in methods) { - var value = methods[property]; - if (!onlyIfAbsent || !(property in destination)) - destination[property] = cache.findOrStore(value); + if (style == 'opacity') { + if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/)) + if (value[1]) return parseFloat(value[1]) / 100; + return 1.0; } - } - if (typeof HTMLElement != 'undefined') { - copy(Element.Methods, HTMLElement.prototype); - copy(Element.Methods.Simulated, HTMLElement.prototype, true); - copy(Form.Methods, HTMLFormElement.prototype); - [HTMLInputElement, HTMLTextAreaElement, HTMLSelectElement].each(function(klass) { - copy(Form.Element.Methods, klass.prototype); + if (value == 'auto') { + if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none')) + return element['offset' + style.capitalize()] + 'px'; + return null; + } + return value; + }; + + Element.Methods.setOpacity = function(element, value) { + function stripAlpha(filter){ + return filter.replace(/alpha\([^\)]*\)/gi,''); + } + element = $(element); + var currentStyle = element.currentStyle; + if ((currentStyle && !currentStyle.hasLayout) || + (!currentStyle && element.style.zoom == 'normal')) + element.style.zoom = 1; + + var filter = element.getStyle('filter'), style = element.style; + if (value == 1 || value === '') { + (filter = stripAlpha(filter)) ? + style.filter = filter : style.removeAttribute('filter'); + return element; + } else if (value < 0.00001) value = 0; + style.filter = stripAlpha(filter) + + 'alpha(opacity=' + (value * 100) + ')'; + return element; + }; + + Element._attributeTranslations = { + read: { + names: { + 'class': 'className', + 'for': 'htmlFor' + }, + values: { + _getAttr: function(element, attribute) { + return element.getAttribute(attribute, 2); + }, + _getAttrNode: function(element, attribute) { + var node = element.getAttributeNode(attribute); + return node ? node.value : ""; + }, + _getEv: function(element, attribute) { + attribute = element.getAttribute(attribute); + return attribute ? attribute.toString().slice(23, -2) : null; + }, + _flag: function(element, attribute) { + return $(element).hasAttribute(attribute) ? attribute : null; + }, + style: function(element) { + return element.style.cssText.toLowerCase(); + }, + title: function(element) { + return element.title; + } + } + } + }; + + Element._attributeTranslations.write = { + names: Object.clone(Element._attributeTranslations.read.names), + values: { + checked: function(element, value) { + element.checked = !!value; + }, + + style: function(element, value) { + element.style.cssText = value ? value : ''; + } + } + }; + + Element._attributeTranslations.has = {}; + + $w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' + + 'encType maxLength readOnly longDesc').each(function(attr) { + Element._attributeTranslations.write.names[attr.toLowerCase()] = attr; + Element._attributeTranslations.has[attr.toLowerCase()] = attr; + }); + + (function(v) { + Object.extend(v, { + href: v._getAttr, + src: v._getAttr, + type: v._getAttr, + action: v._getAttrNode, + disabled: v._flag, + checked: v._flag, + readonly: v._flag, + multiple: v._flag, + onload: v._getEv, + onunload: v._getEv, + onclick: v._getEv, + ondblclick: v._getEv, + onmousedown: v._getEv, + onmouseup: v._getEv, + onmouseover: v._getEv, + onmousemove: v._getEv, + onmouseout: v._getEv, + onfocus: v._getEv, + onblur: v._getEv, + onkeypress: v._getEv, + onkeydown: v._getEv, + onkeyup: v._getEv, + onsubmit: v._getEv, + onreset: v._getEv, + onselect: v._getEv, + onchange: v._getEv }); - _nativeExtensions = true; - } + })(Element._attributeTranslations.read.values); } -var Toggle = new Object(); -Toggle.display = Element.toggle; +else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) { + Element.Methods.setOpacity = function(element, value) { + element = $(element); + element.style.opacity = (value == 1) ? 0.999999 : + (value === '') ? '' : (value < 0.00001) ? 0 : value; + return element; + }; +} -/*--------------------------------------------------------------------------*/ +else if (Prototype.Browser.WebKit) { + Element.Methods.setOpacity = function(element, value) { + element = $(element); + element.style.opacity = (value == 1 || value === '') ? '' : + (value < 0.00001) ? 0 : value; + + if (value == 1) + if(element.tagName == 'IMG' && element.width) { + element.width++; element.width--; + } else try { + var n = document.createTextNode(' '); + element.appendChild(n); + element.removeChild(n); + } catch (e) { } + + return element; + }; + + // Safari returns margins on body which is incorrect if the child is absolutely + // positioned. For performance reasons, redefine Element#cumulativeOffset for + // KHTML/WebKit only. + Element.Methods.cumulativeOffset = function(element) { + var valueT = 0, valueL = 0; + do { + valueT += element.offsetTop || 0; + valueL += element.offsetLeft || 0; + if (element.offsetParent == document.body) + if (Element.getStyle(element, 'position') == 'absolute') break; + + element = element.offsetParent; + } while (element); -Abstract.Insertion = function(adjacency) { - this.adjacency = adjacency; + return Element._returnOffset(valueL, valueT); + }; } -Abstract.Insertion.prototype = { - initialize: function(element, content) { - this.element = $(element); - this.content = content.stripScripts(); +if (Prototype.Browser.IE || Prototype.Browser.Opera) { + // IE and Opera are missing .innerHTML support for TABLE-related and SELECT elements + Element.Methods.update = function(element, content) { + element = $(element); - if (this.adjacency && this.element.insertAdjacentHTML) { - try { - this.element.insertAdjacentHTML(this.adjacency, this.content); - } catch (e) { - var tagName = this.element.tagName.toUpperCase(); - if (['TBODY', 'TR'].include(tagName)) { - this.insertContent(this.contentFromAnonymousTable()._reverse()); - } else { - throw e; - } - } - } else { - this.range = this.element.ownerDocument.createRange(); - if (this.initializeRange) this.initializeRange(); - this.insertContent([this.range.createContextualFragment(this.content)]); + if (content && content.toElement) content = content.toElement(); + if (Object.isElement(content)) return element.update().insert(content); + + content = Object.toHTML(content); + var tagName = element.tagName.toUpperCase(); + + if (tagName in Element._insertionTranslations.tags) { + $A(element.childNodes).each(function(node) { element.removeChild(node) }); + Element._getContentFromAnonymousElement(tagName, content.stripScripts()) + .each(function(node) { element.appendChild(node) }); + } + else element.innerHTML = content.stripScripts(); + + content.evalScripts.bind(content).defer(); + return element; + }; +} + +if (document.createElement('div').outerHTML) { + Element.Methods.replace = function(element, content) { + element = $(element); + + if (content && content.toElement) content = content.toElement(); + if (Object.isElement(content)) { + element.parentNode.replaceChild(content, element); + return element; } - setTimeout(function() {content.evalScripts()}, 10); + content = Object.toHTML(content); + var parent = element.parentNode, tagName = parent.tagName.toUpperCase(); + + if (Element._insertionTranslations.tags[tagName]) { + var nextSibling = element.next(); + var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); + parent.removeChild(element); + if (nextSibling) + fragments.each(function(node) { parent.insertBefore(node, nextSibling) }); + else + fragments.each(function(node) { parent.appendChild(node) }); + } + else element.outerHTML = content.stripScripts(); + + content.evalScripts.bind(content).defer(); + return element; + }; +} + +Element._returnOffset = function(l, t) { + var result = [l, t]; + result.left = l; + result.top = t; + return result; +}; + +Element._getContentFromAnonymousElement = function(tagName, html) { + var div = new Element('div'), t = Element._insertionTranslations.tags[tagName]; + div.innerHTML = t[0] + html + t[1]; + t[2].times(function() { div = div.firstChild }); + return $A(div.childNodes); +}; + +Element._insertionTranslations = { + before: { + adjacency: 'beforeBegin', + insert: function(element, node) { + element.parentNode.insertBefore(node, element); + }, + initializeRange: function(element, range) { + range.setStartBefore(element); + } }, + top: { + adjacency: 'afterBegin', + insert: function(element, node) { + element.insertBefore(node, element.firstChild); + }, + initializeRange: function(element, range) { + range.selectNodeContents(element); + range.collapse(true); + } + }, + bottom: { + adjacency: 'beforeEnd', + insert: function(element, node) { + element.appendChild(node); + } + }, + after: { + adjacency: 'afterEnd', + insert: function(element, node) { + element.parentNode.insertBefore(node, element.nextSibling); + }, + initializeRange: function(element, range) { + range.setStartAfter(element); + } + }, + tags: { + TABLE: ['<table>', '</table>', 1], + TBODY: ['<table><tbody>', '</tbody></table>', 2], + TR: ['<table><tbody><tr>', '</tr></tbody></table>', 3], + TD: ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4], + SELECT: ['<select>', '</select>', 1] + } +}; - contentFromAnonymousTable: function() { - var div = document.createElement('div'); - div.innerHTML = '<table><tbody>' + this.content + '</tbody></table>'; - return $A(div.childNodes[0].childNodes[0].childNodes); +(function() { + this.bottom.initializeRange = this.top.initializeRange; + Object.extend(this.tags, { + THEAD: this.tags.TBODY, + TFOOT: this.tags.TBODY, + TH: this.tags.TD + }); +}).call(Element._insertionTranslations); + +Element.Methods.Simulated = { + hasAttribute: function(element, attribute) { + attribute = Element._attributeTranslations.has[attribute] || attribute; + var node = $(element).getAttributeNode(attribute); + return node && node.specified; } +}; + +Element.Methods.ByTag = { }; + +Object.extend(Element, Element.Methods); + +if (!Prototype.BrowserFeatures.ElementExtensions && + document.createElement('div').__proto__) { + window.HTMLElement = { }; + window.HTMLElement.prototype = document.createElement('div').__proto__; + Prototype.BrowserFeatures.ElementExtensions = true; } -var Insertion = new Object(); +Element.extend = (function() { + if (Prototype.BrowserFeatures.SpecificElementExtensions) + return Prototype.K; -Insertion.Before = Class.create(); -Insertion.Before.prototype = Object.extend(new Abstract.Insertion('beforeBegin'), { - initializeRange: function() { - this.range.setStartBefore(this.element); - }, + var Methods = { }, ByTag = Element.Methods.ByTag; + + var extend = Object.extend(function(element) { + if (!element || element._extendedByPrototype || + element.nodeType != 1 || element == window) return element; + + var methods = Object.clone(Methods), + tagName = element.tagName, property, value; + + // extend methods for specific tags + if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]); + + for (property in methods) { + value = methods[property]; + if (Object.isFunction(value) && !(property in element)) + element[property] = value.methodize(); + } + + element._extendedByPrototype = Prototype.emptyFunction; + return element; - insertContent: function(fragments) { - fragments.each((function(fragment) { - this.element.parentNode.insertBefore(fragment, this.element); - }).bind(this)); + }, { + refresh: function() { + // extend methods for all tags (Safari doesn't need this) + if (!Prototype.BrowserFeatures.ElementExtensions) { + Object.extend(Methods, Element.Methods); + Object.extend(Methods, Element.Methods.Simulated); + } + } + }); + + extend.refresh(); + return extend; +})(); + +Element.hasAttribute = function(element, attribute) { + if (element.hasAttribute) return element.hasAttribute(attribute); + return Element.Methods.Simulated.hasAttribute(element, attribute); +}; + +Element.addMethods = function(methods) { + var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag; + + if (!methods) { + Object.extend(Form, Form.Methods); + Object.extend(Form.Element, Form.Element.Methods); + Object.extend(Element.Methods.ByTag, { + "FORM": Object.clone(Form.Methods), + "INPUT": Object.clone(Form.Element.Methods), + "SELECT": Object.clone(Form.Element.Methods), + "TEXTAREA": Object.clone(Form.Element.Methods) + }); } -}); -Insertion.Top = Class.create(); -Insertion.Top.prototype = Object.extend(new Abstract.Insertion('afterBegin'), { - initializeRange: function() { - this.range.selectNodeContents(this.element); - this.range.collapse(true); - }, + if (arguments.length == 2) { + var tagName = methods; + methods = arguments[1]; + } - insertContent: function(fragments) { - fragments.reverse(false).each((function(fragment) { - this.element.insertBefore(fragment, this.element.firstChild); - }).bind(this)); + if (!tagName) Object.extend(Element.Methods, methods || { }); + else { + if (Object.isArray(tagName)) tagName.each(extend); + else extend(tagName); } -}); -Insertion.Bottom = Class.create(); -Insertion.Bottom.prototype = Object.extend(new Abstract.Insertion('beforeEnd'), { - initializeRange: function() { - this.range.selectNodeContents(this.element); - this.range.collapse(this.element); - }, + function extend(tagName) { + tagName = tagName.toUpperCase(); + if (!Element.Methods.ByTag[tagName]) + Element.Methods.ByTag[tagName] = { }; + Object.extend(Element.Methods.ByTag[tagName], methods); + } - insertContent: function(fragments) { - fragments.each((function(fragment) { - this.element.appendChild(fragment); - }).bind(this)); + function copy(methods, destination, onlyIfAbsent) { + onlyIfAbsent = onlyIfAbsent || false; + for (var property in methods) { + var value = methods[property]; + if (!Object.isFunction(value)) continue; + if (!onlyIfAbsent || !(property in destination)) + destination[property] = value.methodize(); + } } -}); -Insertion.After = Class.create(); -Insertion.After.prototype = Object.extend(new Abstract.Insertion('afterEnd'), { - initializeRange: function() { - this.range.setStartAfter(this.element); - }, + function findDOMClass(tagName) { + var klass; + var trans = { + "OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph", + "FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList", + "DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading", + "H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote", + "INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION": + "TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD": + "TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR": + "TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET": + "FrameSet", "IFRAME": "IFrame" + }; + if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element'; + if (window[klass]) return window[klass]; + klass = 'HTML' + tagName + 'Element'; + if (window[klass]) return window[klass]; + klass = 'HTML' + tagName.capitalize() + 'Element'; + if (window[klass]) return window[klass]; + + window[klass] = { }; + window[klass].prototype = document.createElement(tagName).__proto__; + return window[klass]; + } - insertContent: function(fragments) { - fragments.each((function(fragment) { - this.element.parentNode.insertBefore(fragment, - this.element.nextSibling); - }).bind(this)); + if (F.ElementExtensions) { + copy(Element.Methods, HTMLElement.prototype); + copy(Element.Methods.Simulated, HTMLElement.prototype, true); } -}); -/*--------------------------------------------------------------------------*/ + if (F.SpecificElementExtensions) { + for (var tag in Element.Methods.ByTag) { + var klass = findDOMClass(tag); + if (Object.isUndefined(klass)) continue; + copy(T[tag], klass.prototype); + } + } -Element.ClassNames = Class.create(); -Element.ClassNames.prototype = { - initialize: function(element) { - this.element = $(element); - }, + Object.extend(Element, Element.Methods); + delete Element.ByTag; - _each: function(iterator) { - this.element.className.split(/\s+/).select(function(name) { - return name.length > 0; - })._each(iterator); - }, + if (Element.extend.refresh) Element.extend.refresh(); + Element.cache = { }; +}; - set: function(className) { - this.element.className = className; +document.viewport = { + getDimensions: function() { + var dimensions = { }; + var B = Prototype.Browser; + $w('width height').each(function(d) { + var D = d.capitalize(); + dimensions[d] = (B.WebKit && !document.evaluate) ? self['inner' + D] : + (B.Opera) ? document.body['client' + D] : document.documentElement['client' + D]; + }); + return dimensions; }, - add: function(classNameToAdd) { - if (this.include(classNameToAdd)) return; - this.set($A(this).concat(classNameToAdd).join(' ')); + getWidth: function() { + return this.getDimensions().width; }, - remove: function(classNameToRemove) { - if (!this.include(classNameToRemove)) return; - this.set($A(this).without(classNameToRemove).join(' ')); + getHeight: function() { + return this.getDimensions().height; }, - toString: function() { - return $A(this).join(' '); + getScrollOffsets: function() { + return Element._returnOffset( + window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft, + window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop); } }; +/* Portions of the Selector class are derived from Jack Slocum’s DomQuery, + * part of YUI-Ext version 0.40, distributed under the terms of an MIT-style + * license. Please see http://www.yui-ext.com/ for more information. */ -Object.extend(Element.ClassNames.prototype, Enumerable); -var Selector = Class.create(); -Selector.prototype = { +var Selector = Class.create({ initialize: function(expression) { - this.params = {classNames: []}; - this.expression = expression.toString().strip(); - this.parseExpression(); + this.expression = expression.strip(); this.compileMatcher(); }, - parseExpression: function() { - function abort(message) { throw 'Parse error in selector: ' + message; } + shouldUseXPath: function() { + if (!Prototype.BrowserFeatures.XPath) return false; - if (this.expression == '') abort('empty expression'); + var e = this.expression; - var params = this.params, expr = this.expression, match, modifier, clause, rest; - while (match = expr.match(/^(.*)\[([a-z0-9_:-]+?)(?:([~\|!]?=)(?:"([^"]*)"|([^\]\s]*)))?\]$/i)) { - params.attributes = params.attributes || []; - params.attributes.push({name: match[2], operator: match[3], value: match[4] || match[5] || ''}); - expr = match[1]; - } + // Safari 3 chokes on :*-of-type and :empty + if (Prototype.Browser.WebKit && + (e.include("-of-type") || e.include(":empty"))) + return false; + + // XPath can't do namespaced attributes, nor can it read + // the "checked" property from DOM nodes + if ((/(\[[\w-]*?:|:checked)/).test(this.expression)) + return false; - if (expr == '*') return this.params.wildcard = true; + return true; + }, + + compileMatcher: function() { + if (this.shouldUseXPath()) + return this.compileXPathMatcher(); - while (match = expr.match(/^([^a-z0-9_-])?([a-z0-9_-]+)(.*)/i)) { - modifier = match[1], clause = match[2], rest = match[3]; - switch (modifier) { - case '#': params.id = clause; break; - case '.': params.classNames.push(clause); break; - case '': - case undefined: params.tagName = clause.toUpperCase(); break; - default: abort(expr.inspect()); + var e = this.expression, ps = Selector.patterns, h = Selector.handlers, + c = Selector.criteria, le, p, m; + + if (Selector._cache[e]) { + this.matcher = Selector._cache[e]; + return; + } + + this.matcher = ["this.matcher = function(root) {", + "var r = root, h = Selector.handlers, c = false, n;"]; + + while (e && le != e && (/\S/).test(e)) { + le = e; + for (var i in ps) { + p = ps[i]; + if (m = e.match(p)) { + this.matcher.push(Object.isFunction(c[i]) ? c[i](m) : + new Template(c[i]).evaluate(m)); + e = e.replace(m[0], ''); + break; + } } - expr = rest; } - if (expr.length > 0) abort(expr.inspect()); + this.matcher.push("return h.unique(n);\n}"); + eval(this.matcher.join('\n')); + Selector._cache[this.expression] = this.matcher; }, - buildMatchExpression: function() { - var params = this.params, conditions = [], clause; + compileXPathMatcher: function() { + var e = this.expression, ps = Selector.patterns, + x = Selector.xpath, le, m; - if (params.wildcard) - conditions.push('true'); - if (clause = params.id) - conditions.push('element.readAttribute("id") == ' + clause.inspect()); - if (clause = params.tagName) - conditions.push('element.tagName.toUpperCase() == ' + clause.inspect()); - if ((clause = params.classNames).length > 0) - for (var i = 0, length = clause.length; i < length; i++) - conditions.push('element.hasClassName(' + clause[i].inspect() + ')'); - if (clause = params.attributes) { - clause.each(function(attribute) { - var value = 'element.readAttribute(' + attribute.name.inspect() + ')'; - var splitValueBy = function(delimiter) { - return value + ' && ' + value + '.split(' + delimiter.inspect() + ')'; - } + if (Selector._cache[e]) { + this.xpath = Selector._cache[e]; return; + } - switch (attribute.operator) { - case '=': conditions.push(value + ' == ' + attribute.value.inspect()); break; - case '~=': conditions.push(splitValueBy(' ') + '.include(' + attribute.value.inspect() + ')'); break; - case '|=': conditions.push( - splitValueBy('-') + '.first().toUpperCase() == ' + attribute.value.toUpperCase().inspect() - ); break; - case '!=': conditions.push(value + ' != ' + attribute.value.inspect()); break; - case '': - case undefined: conditions.push('element.hasAttribute(' + attribute.name.inspect() + ')'); break; - default: throw 'Unknown operator ' + attribute.operator + ' in selector'; + this.matcher = ['.//*']; + while (e && le != e && (/\S/).test(e)) { + le = e; + for (var i in ps) { + if (m = e.match(ps[i])) { + this.matcher.push(Object.isFunction(x[i]) ? x[i](m) : + new Template(x[i]).evaluate(m)); + e = e.replace(m[0], ''); + break; } - }); + } } - return conditions.join(' && '); + this.xpath = this.matcher.join(''); + Selector._cache[this.expression] = this.xpath; }, - compileMatcher: function() { - this.match = new Function('element', 'if (!element.tagName) return false; \ - element = $(element); \ - return ' + this.buildMatchExpression()); + findElements: function(root) { + root = root || document; + if (this.xpath) return document._getElementsByXPath(this.xpath, root); + return this.matcher(root); }, - findElements: function(scope) { - var element; + match: function(element) { + this.tokens = []; - if (element = $(this.params.id)) - if (this.match(element)) - if (!scope || Element.childOf(element, scope)) - return [element]; + var e = this.expression, ps = Selector.patterns, as = Selector.assertions; + var le, p, m; - scope = (scope || document).getElementsByTagName(this.params.tagName || '*'); + while (e && le !== e && (/\S/).test(e)) { + le = e; + for (var i in ps) { + p = ps[i]; + if (m = e.match(p)) { + // use the Selector.assertions methods unless the selector + // is too complex. + if (as[i]) { + this.tokens.push([i, Object.clone(m)]); + e = e.replace(m[0], ''); + } else { + // reluctantly do a document-wide search + // and look for a match in the array + return this.findElements(document).include(element); + } + } + } + } - var results = []; - for (var i = 0, length = scope.length; i < length; i++) - if (this.match(element = scope[i])) - results.push(Element.extend(element)); + var match = true, name, matches; + for (var i = 0, token; token = this.tokens[i]; i++) { + name = token[0], matches = token[1]; + if (!Selector.assertions[name](element, matches)) { + match = false; break; + } + } - return results; + return match; }, toString: function() { return this.expression; + }, + + inspect: function() { + return "#<Selector:" + this.expression.inspect() + ">"; } -} +}); Object.extend(Selector, { + _cache: { }, + + xpath: { + descendant: "//*", + child: "/*", + adjacent: "/following-sibling::*[1]", + laterSibling: '/following-sibling::*', + tagName: function(m) { + if (m[1] == '*') return ''; + return "[local-name()='" + m[1].toLowerCase() + + "' or local-name()='" + m[1].toUpperCase() + "']"; + }, + className: "[contains(concat(' ', @class, ' '), ' #{1} ')]", + id: "[@id='#{1}']", + attrPresence: function(m) { + m[1] = m[1].toLowerCase(); + return new Template("[@#{1}]").evaluate(m); + }, + attr: function(m) { + m[1] = m[1].toLowerCase(); + m[3] = m[5] || m[6]; + return new Template(Selector.xpath.operators[m[2]]).evaluate(m); + }, + pseudo: function(m) { + var h = Selector.xpath.pseudos[m[1]]; + if (!h) return ''; + if (Object.isFunction(h)) return h(m); + return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m); + }, + operators: { + '=': "[@#{1}='#{3}']", + '!=': "[@#{1}!='#{3}']", + '^=': "[starts-with(@#{1}, '#{3}')]", + '$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']", + '*=': "[contains(@#{1}, '#{3}')]", + '~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]", + '|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]" + }, + pseudos: { + 'first-child': '[not(preceding-sibling::*)]', + 'last-child': '[not(following-sibling::*)]', + 'only-child': '[not(preceding-sibling::* or following-sibling::*)]', + 'empty': "[count(*) = 0 and (count(text()) = 0 or translate(text(), ' \t\r\n', '') = '')]", + 'checked': "[@checked]", + 'disabled': "[@disabled]", + 'enabled': "[not(@disabled)]", + 'not': function(m) { + var e = m[6], p = Selector.patterns, + x = Selector.xpath, le, v; + + var exclusion = []; + while (e && le != e && (/\S/).test(e)) { + le = e; + for (var i in p) { + if (m = e.match(p[i])) { + v = Object.isFunction(x[i]) ? x[i](m) : new Template(x[i]).evaluate(m); + exclusion.push("(" + v.substring(1, v.length - 1) + ")"); + e = e.replace(m[0], ''); + break; + } + } + } + return "[not(" + exclusion.join(" and ") + ")]"; + }, + 'nth-child': function(m) { + return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m); + }, + 'nth-last-child': function(m) { + return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m); + }, + 'nth-of-type': function(m) { + return Selector.xpath.pseudos.nth("position() ", m); + }, + 'nth-last-of-type': function(m) { + return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m); + }, + 'first-of-type': function(m) { + m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m); + }, + 'last-of-type': function(m) { + m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m); + }, + 'only-of-type': function(m) { + var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m); + }, + nth: function(fragment, m) { + var mm, formula = m[6], predicate; + if (formula == 'even') formula = '2n+0'; + if (formula == 'odd') formula = '2n+1'; + if (mm = formula.match(/^(\d+)$/)) // digit only + return '[' + fragment + "= " + mm[1] + ']'; + if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b + if (mm[1] == "-") mm[1] = -1; + var a = mm[1] ? Number(mm[1]) : 1; + var b = mm[2] ? Number(mm[2]) : 0; + predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " + + "((#{fragment} - #{b}) div #{a} >= 0)]"; + return new Template(predicate).evaluate({ + fragment: fragment, a: a, b: b }); + } + } + } + }, + + criteria: { + tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;', + className: 'n = h.className(n, r, "#{1}", c); c = false;', + id: 'n = h.id(n, r, "#{1}", c); c = false;', + attrPresence: 'n = h.attrPresence(n, r, "#{1}"); c = false;', + attr: function(m) { + m[3] = (m[5] || m[6]); + return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}"); c = false;').evaluate(m); + }, + pseudo: function(m) { + if (m[6]) m[6] = m[6].replace(/"/g, '\\"'); + return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m); + }, + descendant: 'c = "descendant";', + child: 'c = "child";', + adjacent: 'c = "adjacent";', + laterSibling: 'c = "laterSibling";' + }, + + patterns: { + // combinators must be listed first + // (and descendant needs to be last combinator) + laterSibling: /^\s*~\s*/, + child: /^\s*>\s*/, + adjacent: /^\s*\+\s*/, + descendant: /^\s/, + + // selectors follow + tagName: /^\s*(\*|[\w\-]+)(\b|$)?/, + id: /^#([\w\-\*]+)(\b|$)/, + className: /^\.([\w\-\*]+)(\b|$)/, + pseudo: /^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s)|(?=:))/, + attrPresence: /^\[([\w]+)\]/, + attr: /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/ + }, + + // for Selector.match and Element#match + assertions: { + tagName: function(element, matches) { + return matches[1].toUpperCase() == element.tagName.toUpperCase(); + }, + + className: function(element, matches) { + return Element.hasClassName(element, matches[1]); + }, + + id: function(element, matches) { + return element.id === matches[1]; + }, + + attrPresence: function(element, matches) { + return Element.hasAttribute(element, matches[1]); + }, + + attr: function(element, matches) { + var nodeValue = Element.readAttribute(element, matches[1]); + return Selector.operators[matches[2]](nodeValue, matches[3]); + } + }, + + handlers: { + // UTILITY FUNCTIONS + // joins two collections + concat: function(a, b) { + for (var i = 0, node; node = b[i]; i++) + a.push(node); + return a; + }, + + // marks an array of nodes for counting + mark: function(nodes) { + for (var i = 0, node; node = nodes[i]; i++) + node._counted = true; + return nodes; + }, + + unmark: function(nodes) { + for (var i = 0, node; node = nodes[i]; i++) + node._counted = undefined; + return nodes; + }, + + // mark each child node with its position (for nth calls) + // "ofType" flag indicates whether we're indexing for nth-of-type + // rather than nth-child + index: function(parentNode, reverse, ofType) { + parentNode._counted = true; + if (reverse) { + for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) { + var node = nodes[i]; + if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++; + } + } else { + for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++) + if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++; + } + }, + + // filters out duplicates and extends all nodes + unique: function(nodes) { + if (nodes.length == 0) return nodes; + var results = [], n; + for (var i = 0, l = nodes.length; i < l; i++) + if (!(n = nodes[i])._counted) { + n._counted = true; + results.push(Element.extend(n)); + } + return Selector.handlers.unmark(results); + }, + + // COMBINATOR FUNCTIONS + descendant: function(nodes) { + var h = Selector.handlers; + for (var i = 0, results = [], node; node = nodes[i]; i++) + h.concat(results, node.getElementsByTagName('*')); + return results; + }, + + child: function(nodes) { + var h = Selector.handlers; + for (var i = 0, results = [], node; node = nodes[i]; i++) { + for (var j = 0, child; child = node.childNodes[j]; j++) + if (child.nodeType == 1 && child.tagName != '!') results.push(child); + } + return results; + }, + + adjacent: function(nodes) { + for (var i = 0, results = [], node; node = nodes[i]; i++) { + var next = this.nextElementSibling(node); + if (next) results.push(next); + } + return results; + }, + + laterSibling: function(nodes) { + var h = Selector.handlers; + for (var i = 0, results = [], node; node = nodes[i]; i++) + h.concat(results, Element.nextSiblings(node)); + return results; + }, + + nextElementSibling: function(node) { + while (node = node.nextSibling) + if (node.nodeType == 1) return node; + return null; + }, + + previousElementSibling: function(node) { + while (node = node.previousSibling) + if (node.nodeType == 1) return node; + return null; + }, + + // TOKEN FUNCTIONS + tagName: function(nodes, root, tagName, combinator) { + tagName = tagName.toUpperCase(); + var results = [], h = Selector.handlers; + if (nodes) { + if (combinator) { + // fastlane for ordinary descendant combinators + if (combinator == "descendant") { + for (var i = 0, node; node = nodes[i]; i++) + h.concat(results, node.getElementsByTagName(tagName)); + return results; + } else nodes = this[combinator](nodes); + if (tagName == "*") return nodes; + } + for (var i = 0, node; node = nodes[i]; i++) + if (node.tagName.toUpperCase() == tagName) results.push(node); + return results; + } else return root.getElementsByTagName(tagName); + }, + + id: function(nodes, root, id, combinator) { + var targetNode = $(id), h = Selector.handlers; + if (!targetNode) return []; + if (!nodes && root == document) return [targetNode]; + if (nodes) { + if (combinator) { + if (combinator == 'child') { + for (var i = 0, node; node = nodes[i]; i++) + if (targetNode.parentNode == node) return [targetNode]; + } else if (combinator == 'descendant') { + for (var i = 0, node; node = nodes[i]; i++) + if (Element.descendantOf(targetNode, node)) return [targetNode]; + } else if (combinator == 'adjacent') { + for (var i = 0, node; node = nodes[i]; i++) + if (Selector.handlers.previousElementSibling(targetNode) == node) + return [targetNode]; + } else nodes = h[combinator](nodes); + } + for (var i = 0, node; node = nodes[i]; i++) + if (node == targetNode) return [targetNode]; + return []; + } + return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : []; + }, + + className: function(nodes, root, className, combinator) { + if (nodes && combinator) nodes = this[combinator](nodes); + return Selector.handlers.byClassName(nodes, root, className); + }, + + byClassName: function(nodes, root, className) { + if (!nodes) nodes = Selector.handlers.descendant([root]); + var needle = ' ' + className + ' '; + for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) { + nodeClassName = node.className; + if (nodeClassName.length == 0) continue; + if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle)) + results.push(node); + } + return results; + }, + + attrPresence: function(nodes, root, attr) { + if (!nodes) nodes = root.getElementsByTagName("*"); + var results = []; + for (var i = 0, node; node = nodes[i]; i++) + if (Element.hasAttribute(node, attr)) results.push(node); + return results; + }, + + attr: function(nodes, root, attr, value, operator) { + if (!nodes) nodes = root.getElementsByTagName("*"); + var handler = Selector.operators[operator], results = []; + for (var i = 0, node; node = nodes[i]; i++) { + var nodeValue = Element.readAttribute(node, attr); + if (nodeValue === null) continue; + if (handler(nodeValue, value)) results.push(node); + } + return results; + }, + + pseudo: function(nodes, name, value, root, combinator) { + if (nodes && combinator) nodes = this[combinator](nodes); + if (!nodes) nodes = root.getElementsByTagName("*"); + return Selector.pseudos[name](nodes, value, root); + } + }, + + pseudos: { + 'first-child': function(nodes, value, root) { + for (var i = 0, results = [], node; node = nodes[i]; i++) { + if (Selector.handlers.previousElementSibling(node)) continue; + results.push(node); + } + return results; + }, + 'last-child': function(nodes, value, root) { + for (var i = 0, results = [], node; node = nodes[i]; i++) { + if (Selector.handlers.nextElementSibling(node)) continue; + results.push(node); + } + return results; + }, + 'only-child': function(nodes, value, root) { + var h = Selector.handlers; + for (var i = 0, results = [], node; node = nodes[i]; i++) + if (!h.previousElementSibling(node) && !h.nextElementSibling(node)) + results.push(node); + return results; + }, + 'nth-child': function(nodes, formula, root) { + return Selector.pseudos.nth(nodes, formula, root); + }, + 'nth-last-child': function(nodes, formula, root) { + return Selector.pseudos.nth(nodes, formula, root, true); + }, + 'nth-of-type': function(nodes, formula, root) { + return Selector.pseudos.nth(nodes, formula, root, false, true); + }, + 'nth-last-of-type': function(nodes, formula, root) { + return Selector.pseudos.nth(nodes, formula, root, true, true); + }, + 'first-of-type': function(nodes, formula, root) { + return Selector.pseudos.nth(nodes, "1", root, false, true); + }, + 'last-of-type': function(nodes, formula, root) { + return Selector.pseudos.nth(nodes, "1", root, true, true); + }, + 'only-of-type': function(nodes, formula, root) { + var p = Selector.pseudos; + return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root); + }, + + // handles the an+b logic + getIndices: function(a, b, total) { + if (a == 0) return b > 0 ? [b] : []; + return $R(1, total).inject([], function(memo, i) { + if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i); + return memo; + }); + }, + + // handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type + nth: function(nodes, formula, root, reverse, ofType) { + if (nodes.length == 0) return []; + if (formula == 'even') formula = '2n+0'; + if (formula == 'odd') formula = '2n+1'; + var h = Selector.handlers, results = [], indexed = [], m; + h.mark(nodes); + for (var i = 0, node; node = nodes[i]; i++) { + if (!node.parentNode._counted) { + h.index(node.parentNode, reverse, ofType); + indexed.push(node.parentNode); + } + } + if (formula.match(/^\d+$/)) { // just a number + formula = Number(formula); + for (var i = 0, node; node = nodes[i]; i++) + if (node.nodeIndex == formula) results.push(node); + } else if (m = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b + if (m[1] == "-") m[1] = -1; + var a = m[1] ? Number(m[1]) : 1; + var b = m[2] ? Number(m[2]) : 0; + var indices = Selector.pseudos.getIndices(a, b, nodes.length); + for (var i = 0, node, l = indices.length; node = nodes[i]; i++) { + for (var j = 0; j < l; j++) + if (node.nodeIndex == indices[j]) results.push(node); + } + } + h.unmark(nodes); + h.unmark(indexed); + return results; + }, + + 'empty': function(nodes, value, root) { + for (var i = 0, results = [], node; node = nodes[i]; i++) { + // IE treats comments as element nodes + if (node.tagName == '!' || (node.firstChild && !node.innerHTML.match(/^\s*$/))) continue; + results.push(node); + } + return results; + }, + + 'not': function(nodes, selector, root) { + var h = Selector.handlers, selectorType, m; + var exclusions = new Selector(selector).findElements(root); + h.mark(exclusions); + for (var i = 0, results = [], node; node = nodes[i]; i++) + if (!node._counted) results.push(node); + h.unmark(exclusions); + return results; + }, + + 'enabled': function(nodes, value, root) { + for (var i = 0, results = [], node; node = nodes[i]; i++) + if (!node.disabled) results.push(node); + return results; + }, + + 'disabled': function(nodes, value, root) { + for (var i = 0, results = [], node; node = nodes[i]; i++) + if (node.disabled) results.push(node); + return results; + }, + + 'checked': function(nodes, value, root) { + for (var i = 0, results = [], node; node = nodes[i]; i++) + if (node.checked) results.push(node); + return results; + } + }, + + operators: { + '=': function(nv, v) { return nv == v; }, + '!=': function(nv, v) { return nv != v; }, + '^=': function(nv, v) { return nv.startsWith(v); }, + '$=': function(nv, v) { return nv.endsWith(v); }, + '*=': function(nv, v) { return nv.include(v); }, + '~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); }, + '|=': function(nv, v) { return ('-' + nv.toUpperCase() + '-').include('-' + v.toUpperCase() + '-'); } + }, + matchElements: function(elements, expression) { - var selector = new Selector(expression); - return elements.select(selector.match.bind(selector)).map(Element.extend); + var matches = new Selector(expression).findElements(), h = Selector.handlers; + h.mark(matches); + for (var i = 0, results = [], element; element = elements[i]; i++) + if (element._counted) results.push(element); + h.unmark(matches); + return results; }, findElement: function(elements, expression, index) { - if (typeof expression == 'number') index = expression, expression = false; + if (Object.isNumber(expression)) { + index = expression; expression = false; + } return Selector.matchElements(elements, expression || '*')[index || 0]; }, findChildElements: function(element, expressions) { - return expressions.map(function(expression) { - return expression.match(/[^\s"]+(?:"[^"]*"[^\s"]+)*/g).inject([null], function(results, expr) { - var selector = new Selector(expr); - return results.inject([], function(elements, result) { - return elements.concat(selector.findElements(result || element)); - }); - }); - }).flatten(); + var exprs = expressions.join(','); + expressions = []; + exprs.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) { + expressions.push(m[1].strip()); + }); + var results = [], h = Selector.handlers; + for (var i = 0, l = expressions.length, selector; i < l; i++) { + selector = new Selector(expressions[i].strip()); + h.concat(results, selector.findElements(element)); + } + return (l > 1) ? h.unique(results) : results; } }); +if (Prototype.Browser.IE) { + // IE returns comment nodes on getElementsByTagName("*"). + // Filter them out. + Selector.handlers.concat = function(a, b) { + for (var i = 0, node; node = b[i]; i++) + if (node.tagName !== "!") a.push(node); + return a; + }; +} + function $$() { return Selector.findChildElements(document, $A(arguments)); } @@ -1876,13 +3384,19 @@ var Form = { return form; }, - serializeElements: function(elements, getHash) { - var data = elements.inject({}, function(result, element) { + serializeElements: function(elements, options) { + if (typeof options != 'object') options = { hash: !!options }; + else if (Object.isUndefined(options.hash)) options.hash = true; + var key, value, submitted = false, submit = options.submit; + + var data = elements.inject({ }, function(result, element) { if (!element.disabled && element.name) { - var key = element.name, value = $(element).getValue(); - if (value != undefined) { - if (result[key]) { - if (result[key].constructor != Array) result[key] = [result[key]]; + key = element.name; value = $(element).getValue(); + if (value != null && (element.type != 'submit' || (!submitted && + submit !== false && (!submit || key == submit) && (submitted = true)))) { + if (key in result) { + // a key is already present; construct an array of values + if (!Object.isArray(result[key])) result[key] = [result[key]]; result[key].push(value); } else result[key] = value; @@ -1891,13 +3405,13 @@ var Form = { return result; }); - return getHash ? data : Hash.toQueryString(data); + return options.hash ? data : Object.toQueryString(data); } }; Form.Methods = { - serialize: function(form, getHash) { - return Form.serializeElements(Form.getElements(form), getHash); + serialize: function(form, options) { + return Form.serializeElements(Form.getElements(form), options); }, getElements: function(form) { @@ -1928,25 +3442,26 @@ Form.Methods = { disable: function(form) { form = $(form); - form.getElements().each(function(element) { - element.blur(); - element.disabled = 'true'; - }); + Form.getElements(form).invoke('disable'); return form; }, enable: function(form) { form = $(form); - form.getElements().each(function(element) { - element.disabled = ''; - }); + Form.getElements(form).invoke('enable'); return form; }, findFirstElement: function(form) { - return $(form).getElements().find(function(element) { - return element.type != 'hidden' && !element.disabled && - ['input', 'select', 'textarea'].include(element.tagName.toLowerCase()); + var elements = $(form).getElements().findAll(function(element) { + return 'hidden' != element.type && !element.disabled; + }); + var firstByIndex = elements.findAll(function(element) { + return element.hasAttribute('tabIndex') && element.tabIndex >= 0; + }).sortBy(function(element) { return element.tabIndex }).first(); + + return firstByIndex ? firstByIndex : elements.find(function(element) { + return ['input', 'select', 'textarea'].include(element.tagName.toLowerCase()); }); }, @@ -1954,10 +3469,26 @@ Form.Methods = { form = $(form); form.findFirstElement().activate(); return form; - } -} + }, + + request: function(form, options) { + form = $(form), options = Object.clone(options || { }); -Object.extend(Form, Form.Methods); + var params = options.parameters, action = form.readAttribute('action') || ''; + if (action.blank()) action = window.location.href; + options.parameters = form.serialize(true); + + if (params) { + if (Object.isString(params)) params = params.toQueryParams(); + Object.extend(options.parameters, params); + } + + if (form.hasAttribute('method') && !options.method) + options.method = form.method; + + return new Ajax.Request(action, options); + } +}; /*--------------------------------------------------------------------------*/ @@ -1971,7 +3502,7 @@ Form.Element = { $(element).select(); return element; } -} +}; Form.Element.Methods = { serialize: function(element) { @@ -1979,9 +3510,9 @@ Form.Element.Methods = { if (!element.disabled && element.name) { var value = element.getValue(); if (value != undefined) { - var pair = {}; + var pair = { }; pair[element.name] = value; - return Hash.toQueryString(pair); + return Object.toQueryString(pair); } } return ''; @@ -1993,6 +3524,13 @@ Form.Element.Methods = { return Form.Element.Serializers[method](element); }, + setValue: function(element, value) { + element = $(element); + var method = element.tagName.toLowerCase(); + Form.Element.Serializers[method](element, value); + return element; + }, + clear: function(element) { $(element).value = ''; return element; @@ -2004,55 +3542,75 @@ Form.Element.Methods = { activate: function(element) { element = $(element); - element.focus(); - if (element.select && ( element.tagName.toLowerCase() != 'input' || - !['button', 'reset', 'submit'].include(element.type) ) ) - element.select(); + try { + element.focus(); + if (element.select && (element.tagName.toLowerCase() != 'input' || + !['button', 'reset', 'submit'].include(element.type))) + element.select(); + } catch (e) { } return element; }, disable: function(element) { element = $(element); + element.blur(); element.disabled = true; return element; }, enable: function(element) { element = $(element); - element.blur(); element.disabled = false; return element; } -} +}; + +/*--------------------------------------------------------------------------*/ -Object.extend(Form.Element, Form.Element.Methods); var Field = Form.Element; -var $F = Form.Element.getValue; +var $F = Form.Element.Methods.getValue; /*--------------------------------------------------------------------------*/ Form.Element.Serializers = { - input: function(element) { + input: function(element, value) { switch (element.type.toLowerCase()) { case 'checkbox': case 'radio': - return Form.Element.Serializers.inputSelector(element); + return Form.Element.Serializers.inputSelector(element, value); default: - return Form.Element.Serializers.textarea(element); + return Form.Element.Serializers.textarea(element, value); } }, - inputSelector: function(element) { - return element.checked ? element.value : null; + inputSelector: function(element, value) { + if (Object.isUndefined(value)) return element.checked ? element.value : null; + else element.checked = !!value; }, - textarea: function(element) { - return element.value; + textarea: function(element, value) { + if (Object.isUndefined(value)) return element.value; + else element.value = value; }, - select: function(element) { - return this[element.type == 'select-one' ? - 'selectOne' : 'selectMany'](element); + select: function(element, index) { + if (Object.isUndefined(index)) + return this[element.type == 'select-one' ? + 'selectOne' : 'selectMany'](element); + else { + var opt, value, single = !Object.isArray(index); + for (var i = 0, length = element.length; i < length; i++) { + opt = element.options[i]; + value = this.optionValue(opt); + if (single) { + if (value == index) { + opt.selected = true; + return; + } + } + else opt.selected = index.include(value); + } + } }, selectOne: function(element) { @@ -2075,45 +3633,34 @@ Form.Element.Serializers = { // extend element because hasAttribute may not be native return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text; } -} +}; /*--------------------------------------------------------------------------*/ -Abstract.TimedObserver = function() {} -Abstract.TimedObserver.prototype = { - initialize: function(element, frequency, callback) { - this.frequency = frequency; +Abstract.TimedObserver = Class.create(PeriodicalExecuter, { + initialize: function($super, element, frequency, callback) { + $super(callback, frequency); this.element = $(element); - this.callback = callback; - this.lastValue = this.getValue(); - this.registerCallback(); - }, - - registerCallback: function() { - setInterval(this.onTimerEvent.bind(this), this.frequency * 1000); }, - onTimerEvent: function() { + execute: function() { var value = this.getValue(); - var changed = ('string' == typeof this.lastValue && 'string' == typeof value - ? this.lastValue != value : String(this.lastValue) != String(value)); - if (changed) { + if (Object.isString(this.lastValue) && Object.isString(value) ? + this.lastValue != value : String(this.lastValue) != String(value)) { this.callback(this.element, value); this.lastValue = value; } } -} +}); -Form.Element.Observer = Class.create(); -Form.Element.Observer.prototype = Object.extend(new Abstract.TimedObserver(), { +Form.Element.Observer = Class.create(Abstract.TimedObserver, { getValue: function() { return Form.Element.getValue(this.element); } }); -Form.Observer = Class.create(); -Form.Observer.prototype = Object.extend(new Abstract.TimedObserver(), { +Form.Observer = Class.create(Abstract.TimedObserver, { getValue: function() { return Form.serialize(this.element); } @@ -2121,8 +3668,7 @@ Form.Observer.prototype = Object.extend(new Abstract.TimedObserver(), { /*--------------------------------------------------------------------------*/ -Abstract.EventObserver = function() {} -Abstract.EventObserver.prototype = { +Abstract.EventObserver = Class.create({ initialize: function(element, callback) { this.element = $(element); this.callback = callback; @@ -2143,7 +3689,7 @@ Abstract.EventObserver.prototype = { }, registerFormCallbacks: function() { - Form.getElements(this.element).each(this.registerCallback.bind(this)); + Form.getElements(this.element).each(this.registerCallback, this); }, registerCallback: function(element) { @@ -2159,24 +3705,20 @@ Abstract.EventObserver.prototype = { } } } -} +}); -Form.Element.EventObserver = Class.create(); -Form.Element.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), { +Form.Element.EventObserver = Class.create(Abstract.EventObserver, { getValue: function() { return Form.Element.getValue(this.element); } }); -Form.EventObserver = Class.create(); -Form.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), { +Form.EventObserver = Class.create(Abstract.EventObserver, { getValue: function() { return Form.serialize(this.element); } }); -if (!window.Event) { - var Event = new Object(); -} +if (!window.Event) var Event = { }; Object.extend(Event, { KEY_BACKSPACE: 8, @@ -2192,102 +3734,337 @@ Object.extend(Event, { KEY_END: 35, KEY_PAGEUP: 33, KEY_PAGEDOWN: 34, + KEY_INSERT: 45, - element: function(event) { - return event.target || event.srcElement; - }, + cache: { }, - isLeftClick: function(event) { - return (((event.which) && (event.which == 1)) || - ((event.button) && (event.button == 1))); - }, + relatedTarget: function(event) { + var element; + switch(event.type) { + case 'mouseover': element = event.fromElement; break; + case 'mouseout': element = event.toElement; break; + default: return null; + } + return Element.extend(element); + } +}); - pointerX: function(event) { - return event.pageX || (event.clientX + - (document.documentElement.scrollLeft || document.body.scrollLeft)); - }, +Event.Methods = (function() { + var isButton; - pointerY: function(event) { - return event.pageY || (event.clientY + - (document.documentElement.scrollTop || document.body.scrollTop)); - }, + if (Prototype.Browser.IE) { + var buttonMap = { 0: 1, 1: 4, 2: 2 }; + isButton = function(event, code) { + return event.button == buttonMap[code]; + }; + + } else if (Prototype.Browser.WebKit) { + isButton = function(event, code) { + switch (code) { + case 0: return event.which == 1 && !event.metaKey; + case 1: return event.which == 1 && event.metaKey; + default: return false; + } + }; + + } else { + isButton = function(event, code) { + return event.which ? (event.which === code + 1) : (event.button === code); + }; + } - stop: function(event) { - if (event.preventDefault) { + return { + isLeftClick: function(event) { return isButton(event, 0) }, + isMiddleClick: function(event) { return isButton(event, 1) }, + isRightClick: function(event) { return isButton(event, 2) }, + + element: function(event) { + var node = Event.extend(event).target; + return Element.extend(node.nodeType == Node.TEXT_NODE ? node.parentNode : node); + }, + + findElement: function(event, expression) { + var element = Event.element(event); + if (!expression) return element; + var elements = [element].concat(element.ancestors()); + return Selector.findElement(elements, expression, 0); + }, + + pointer: function(event) { + return { + x: event.pageX || (event.clientX + + (document.documentElement.scrollLeft || document.body.scrollLeft)), + y: event.pageY || (event.clientY + + (document.documentElement.scrollTop || document.body.scrollTop)) + }; + }, + + pointerX: function(event) { return Event.pointer(event).x }, + pointerY: function(event) { return Event.pointer(event).y }, + + stop: function(event) { + Event.extend(event); event.preventDefault(); event.stopPropagation(); - } else { - event.returnValue = false; - event.cancelBubble = true; + event.stopped = true; } - }, + }; +})(); - // find the first node with the given tagName, starting from the - // node the event was triggered on; traverses the DOM upwards - findElement: function(event, tagName) { - var element = Event.element(event); - while (element.parentNode && (!element.tagName || - (element.tagName.toUpperCase() != tagName.toUpperCase()))) - element = element.parentNode; - return element; - }, +Event.extend = (function() { + var methods = Object.keys(Event.Methods).inject({ }, function(m, name) { + m[name] = Event.Methods[name].methodize(); + return m; + }); + + if (Prototype.Browser.IE) { + Object.extend(methods, { + stopPropagation: function() { this.cancelBubble = true }, + preventDefault: function() { this.returnValue = false }, + inspect: function() { return "[object Event]" } + }); + + return function(event) { + if (!event) return false; + if (event._extendedByPrototype) return event; + + event._extendedByPrototype = Prototype.emptyFunction; + var pointer = Event.pointer(event); + Object.extend(event, { + target: event.srcElement, + relatedTarget: Event.relatedTarget(event), + pageX: pointer.x, + pageY: pointer.y + }); + return Object.extend(event, methods); + }; - observers: false, + } else { + Event.prototype = Event.prototype || document.createEvent("HTMLEvents").__proto__; + Object.extend(Event.prototype, methods); + return Prototype.K; + } +})(); + +Object.extend(Event, (function() { + var cache = Event.cache; + + function getEventID(element) { + if (element._eventID) return element._eventID; + arguments.callee.id = arguments.callee.id || 1; + return element._eventID = ++arguments.callee.id; + } + + function getDOMEventName(eventName) { + if (eventName && eventName.include(':')) return "dataavailable"; + return eventName; + } + + function getCacheForID(id) { + return cache[id] = cache[id] || { }; + } + + function getWrappersForEventName(id, eventName) { + var c = getCacheForID(id); + return c[eventName] = c[eventName] || []; + } + + function createWrapper(element, eventName, handler) { + var id = getEventID(element); + var c = getWrappersForEventName(id, eventName); + if (c.pluck("handler").include(handler)) return false; + + var wrapper = function(event) { + if (!Event || !Event.extend || + (event.eventName && event.eventName != eventName)) + return false; + + Event.extend(event); + handler.call(element, event) + }; + + wrapper.handler = handler; + c.push(wrapper); + return wrapper; + } - _observeAndCache: function(element, name, observer, useCapture) { - if (!this.observers) this.observers = []; - if (element.addEventListener) { - this.observers.push([element, name, observer, useCapture]); - element.addEventListener(name, observer, useCapture); - } else if (element.attachEvent) { - this.observers.push([element, name, observer, useCapture]); - element.attachEvent('on' + name, observer); + function findWrapper(id, eventName, handler) { + var c = getWrappersForEventName(id, eventName); + return c.find(function(wrapper) { return wrapper.handler == handler }); + } + + function destroyWrapper(id, eventName, handler) { + var c = getCacheForID(id); + if (!c[eventName]) return false; + c[eventName] = c[eventName].without(findWrapper(id, eventName, handler)); + } + + function destroyCache() { + for (var id in cache) + for (var eventName in cache[id]) + cache[id][eventName] = null; + } + + if (window.attachEvent) { + window.attachEvent("onunload", destroyCache); + } + + return { + observe: function(element, eventName, handler) { + element = $(element); + var name = getDOMEventName(eventName); + + var wrapper = createWrapper(element, eventName, handler); + if (!wrapper) return element; + + if (element.addEventListener) { + element.addEventListener(name, wrapper, false); + } else { + element.attachEvent("on" + name, wrapper); + } + + return element; + }, + + stopObserving: function(element, eventName, handler) { + element = $(element); + var id = getEventID(element), name = getDOMEventName(eventName); + + if (!handler && eventName) { + getWrappersForEventName(id, eventName).each(function(wrapper) { + element.stopObserving(eventName, wrapper.handler); + }); + return element; + + } else if (!eventName) { + Object.keys(getCacheForID(id)).each(function(eventName) { + element.stopObserving(eventName); + }); + return element; + } + + var wrapper = findWrapper(id, eventName, handler); + if (!wrapper) return element; + + if (element.removeEventListener) { + element.removeEventListener(name, wrapper, false); + } else { + element.detachEvent("on" + name, wrapper); + } + + destroyWrapper(id, eventName, handler); + + return element; + }, + + fire: function(element, eventName, memo) { + element = $(element); + if (element == document && document.createEvent && !element.dispatchEvent) + element = document.documentElement; + + if (document.createEvent) { + var event = document.createEvent("HTMLEvents"); + event.initEvent("dataavailable", true, true); + } else { + var event = document.createEventObject(); + event.eventType = "ondataavailable"; + } + + event.eventName = eventName; + event.memo = memo || { }; + + if (document.createEvent) { + element.dispatchEvent(event); + } else { + element.fireEvent(event.eventType, event); + } + + return Event.extend(event); } - }, + }; +})()); + +Object.extend(Event, Event.Methods); + +Element.addMethods({ + fire: Event.fire, + observe: Event.observe, + stopObserving: Event.stopObserving +}); + +Object.extend(document, { + fire: Element.Methods.fire.methodize(), + observe: Element.Methods.observe.methodize(), + stopObserving: Element.Methods.stopObserving.methodize() +}); - unloadCache: function() { - if (!Event.observers) return; - for (var i = 0, length = Event.observers.length; i < length; i++) { - Event.stopObserving.apply(this, Event.observers[i]); - Event.observers[i][0] = null; +(function() { + /* Support for the DOMContentLoaded event is based on work by Dan Webb, + Matthias Miller, Dean Edwards and John Resig. */ + + var timer, fired = false; + + function fireContentLoadedEvent() { + if (fired) return; + if (timer) window.clearInterval(timer); + document.fire("dom:loaded"); + fired = true; + } + + if (document.addEventListener) { + if (Prototype.Browser.WebKit) { + timer = window.setInterval(function() { + if (/loaded|complete/.test(document.readyState)) + fireContentLoadedEvent(); + }, 0); + + Event.observe(window, "load", fireContentLoadedEvent); + + } else { + document.addEventListener("DOMContentLoaded", + fireContentLoadedEvent, false); } - Event.observers = false; - }, - observe: function(element, name, observer, useCapture) { - element = $(element); - useCapture = useCapture || false; + } else { + document.write("<script id=__onDOMContentLoaded defer src=//:><\/script>"); + $("__onDOMContentLoaded").onreadystatechange = function() { + if (this.readyState == "complete") { + this.onreadystatechange = null; + fireContentLoadedEvent(); + } + }; + } +})(); +/*------------------------------- DEPRECATED -------------------------------*/ - if (name == 'keypress' && - (navigator.appVersion.match(/Konqueror|Safari|KHTML/) - || element.attachEvent)) - name = 'keydown'; +Hash.toQueryString = Object.toQueryString; - Event._observeAndCache(element, name, observer, useCapture); +var Toggle = { display: Element.toggle }; + +Element.Methods.childOf = Element.Methods.descendantOf; + +var Insertion = { + Before: function(element, content) { + return Element.insert(element, {before:content}); }, - stopObserving: function(element, name, observer, useCapture) { - element = $(element); - useCapture = useCapture || false; + Top: function(element, content) { + return Element.insert(element, {top:content}); + }, - if (name == 'keypress' && - (navigator.appVersion.match(/Konqueror|Safari|KHTML/) - || element.detachEvent)) - name = 'keydown'; + Bottom: function(element, content) { + return Element.insert(element, {bottom:content}); + }, - if (element.removeEventListener) { - element.removeEventListener(name, observer, useCapture); - } else if (element.detachEvent) { - try { - element.detachEvent('on' + name, observer); - } catch (e) {} - } + After: function(element, content) { + return Element.insert(element, {after:content}); } -}); +}; + +var $continue = new Error('"throw $continue" is deprecated, use "return" instead'); -/* prevent memory leaks in IE */ -if (navigator.appVersion.match(/\bMSIE\b/)) - Event.observe(window, 'unload', Event.unloadCache, false); +// This should be moved to script.aculo.us; notice the deprecated methods +// further below, that map to the newer Element methods. var Position = { // set to true if needed, warning: firefox performance problems // NOT neeeded for page scrolling, only if draggable contained in @@ -2307,59 +4084,13 @@ var Position = { || 0; }, - realOffset: function(element) { - var valueT = 0, valueL = 0; - do { - valueT += element.scrollTop || 0; - valueL += element.scrollLeft || 0; - element = element.parentNode; - } while (element); - return [valueL, valueT]; - }, - - cumulativeOffset: function(element) { - var valueT = 0, valueL = 0; - do { - valueT += element.offsetTop || 0; - valueL += element.offsetLeft || 0; - element = element.offsetParent; - } while (element); - return [valueL, valueT]; - }, - - positionedOffset: function(element) { - var valueT = 0, valueL = 0; - do { - valueT += element.offsetTop || 0; - valueL += element.offsetLeft || 0; - element = element.offsetParent; - if (element) { - if(element.tagName=='BODY') break; - var p = Element.getStyle(element, 'position'); - if (p == 'relative' || p == 'absolute') break; - } - } while (element); - return [valueL, valueT]; - }, - - offsetParent: function(element) { - if (element.offsetParent) return element.offsetParent; - if (element == document.body) return element; - - while ((element = element.parentNode) && element != document.body) - if (Element.getStyle(element, 'position') != 'static') - return element; - - return document.body; - }, - // caches x/y coordinate pair to use with overlap within: function(element, x, y) { if (this.includeScrollOffsets) return this.withinIncludingScrolloffsets(element, x, y); this.xcomp = x; this.ycomp = y; - this.offset = this.cumulativeOffset(element); + this.offset = Element.cumulativeOffset(element); return (y >= this.offset[1] && y < this.offset[1] + element.offsetHeight && @@ -2368,11 +4099,11 @@ var Position = { }, withinIncludingScrolloffsets: function(element, x, y) { - var offsetcache = this.realOffset(element); + var offsetcache = Element.cumulativeScrollOffset(element); this.xcomp = x + offsetcache[0] - this.deltaX; this.ycomp = y + offsetcache[1] - this.deltaY; - this.offset = this.cumulativeOffset(element); + this.offset = Element.cumulativeOffset(element); return (this.ycomp >= this.offset[1] && this.ycomp < this.offset[1] + element.offsetHeight && @@ -2391,125 +4122,104 @@ var Position = { element.offsetWidth; }, - page: function(forElement) { - var valueT = 0, valueL = 0; + // Deprecation layer -- use newer Element methods now (1.5.2). - var element = forElement; - do { - valueT += element.offsetTop || 0; - valueL += element.offsetLeft || 0; + cumulativeOffset: Element.Methods.cumulativeOffset, - // Safari fix - if (element.offsetParent==document.body) - if (Element.getStyle(element,'position')=='absolute') break; + positionedOffset: Element.Methods.positionedOffset, - } while (element = element.offsetParent); - - element = forElement; - do { - if (!window.opera || element.tagName=='BODY') { - valueT -= element.scrollTop || 0; - valueL -= element.scrollLeft || 0; - } - } while (element = element.parentNode); + absolutize: function(element) { + Position.prepare(); + return Element.absolutize(element); + }, - return [valueL, valueT]; + relativize: function(element) { + Position.prepare(); + return Element.relativize(element); }, - clone: function(source, target) { - var options = Object.extend({ - setLeft: true, - setTop: true, - setWidth: true, - setHeight: true, - offsetTop: 0, - offsetLeft: 0 - }, arguments[2] || {}) + realOffset: Element.Methods.cumulativeScrollOffset, - // find page position of source - source = $(source); - var p = Position.page(source); + offsetParent: Element.Methods.getOffsetParent, - // find coordinate system to use - target = $(target); - var delta = [0, 0]; - var parent = null; - // delta [0,0] will do fine with position: fixed elements, - // position:absolute needs offsetParent deltas - if (Element.getStyle(target,'position') == 'absolute') { - parent = Position.offsetParent(target); - delta = Position.page(parent); - } + page: Element.Methods.viewportOffset, - // correct by body offsets (fixes Safari) - if (parent == document.body) { - delta[0] -= document.body.offsetLeft; - delta[1] -= document.body.offsetTop; + clone: function(source, target, options) { + options = options || { }; + return Element.clonePosition(target, source, options); + } +}; + +/*--------------------------------------------------------------------------*/ + +if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){ + function iter(name) { + return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]"; + } + + instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ? + function(element, className) { + className = className.toString().strip(); + var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className); + return cond ? document._getElementsByXPath('.//*' + cond, element) : []; + } : function(element, className) { + className = className.toString().strip(); + var elements = [], classNames = (/\s/.test(className) ? $w(className) : null); + if (!classNames && !className) return elements; + + var nodes = $(element).getElementsByTagName('*'); + className = ' ' + className + ' '; + + for (var i = 0, child, cn; child = nodes[i]; i++) { + if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) || + (classNames && classNames.all(function(name) { + return !name.toString().blank() && cn.include(' ' + name + ' '); + })))) + elements.push(Element.extend(child)); } + return elements; + }; - // set position - if(options.setLeft) target.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px'; - if(options.setTop) target.style.top = (p[1] - delta[1] + options.offsetTop) + 'px'; - if(options.setWidth) target.style.width = source.offsetWidth + 'px'; - if(options.setHeight) target.style.height = source.offsetHeight + 'px'; - }, + return function(className, parentElement) { + return $(parentElement || document.body).getElementsByClassName(className); + }; +}(Element.Methods); - absolutize: function(element) { - element = $(element); - if (element.style.position == 'absolute') return; - Position.prepare(); +/*--------------------------------------------------------------------------*/ - var offsets = Position.positionedOffset(element); - var top = offsets[1]; - var left = offsets[0]; - var width = element.clientWidth; - var height = element.clientHeight; +Element.ClassNames = Class.create(); +Element.ClassNames.prototype = { + initialize: function(element) { + this.element = $(element); + }, - element._originalLeft = left - parseFloat(element.style.left || 0); - element._originalTop = top - parseFloat(element.style.top || 0); - element._originalWidth = element.style.width; - element._originalHeight = element.style.height; + _each: function(iterator) { + this.element.className.split(/\s+/).select(function(name) { + return name.length > 0; + })._each(iterator); + }, - element.style.position = 'absolute'; - element.style.top = top + 'px'; - element.style.left = left + 'px'; - element.style.width = width + 'px'; - element.style.height = height + 'px'; + set: function(className) { + this.element.className = className; }, - relativize: function(element) { - element = $(element); - if (element.style.position == 'relative') return; - Position.prepare(); + add: function(classNameToAdd) { + if (this.include(classNameToAdd)) return; + this.set($A(this).concat(classNameToAdd).join(' ')); + }, - element.style.position = 'relative'; - var top = parseFloat(element.style.top || 0) - (element._originalTop || 0); - var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0); + remove: function(classNameToRemove) { + if (!this.include(classNameToRemove)) return; + this.set($A(this).without(classNameToRemove).join(' ')); + }, - element.style.top = top + 'px'; - element.style.left = left + 'px'; - element.style.height = element._originalHeight; - element.style.width = element._originalWidth; + toString: function() { + return $A(this).join(' '); } -} - -// Safari returns margins on body which is incorrect if the child is absolutely -// positioned. For performance reasons, redefine Position.cumulativeOffset for -// KHTML/WebKit only. -if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)) { - Position.cumulativeOffset = function(element) { - var valueT = 0, valueL = 0; - do { - valueT += element.offsetTop || 0; - valueL += element.offsetLeft || 0; - if (element.offsetParent == document.body) - if (Element.getStyle(element, 'position') == 'absolute') break; +}; - element = element.offsetParent; - } while (element); +Object.extend(Element.ClassNames.prototype, Enumerable); - return [valueL, valueT]; - } -} +/*--------------------------------------------------------------------------*/ Element.addMethods();
\ No newline at end of file |