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/*
* @Copyright 2014 Vincent Petry <pvince81@owncloud.com>
*
* @author Vincent Petry
* @author Felix Nüsse <felix.nuesse@t-online.de>
*
*
* This file is licensed under the Affero General Public License version 3
* or later.
*
* See the COPYING-README file.
*
*/
(function () {
/**
* @class OCA.Files.Navigation
* @classdesc Navigation control for the files app sidebar.
*
* @param $el element containing the navigation
*/
var Navigation = function ($el) {
this.initialize($el);
};
/**
* @memberof OCA.Files
*/
Navigation.prototype = {
/**
* Currently selected item in the list
*/
_activeItem: null,
/**
* Currently selected container
*/
$currentContent: null,
/**
* Key for the quick-acces-list
*/
$quickAccessListKey: 'sublist-favorites',
/**
* Initializes the navigation from the given container
*
* @private
* @param $el element containing the navigation
*/
initialize: function ($el) {
this.$el = $el;
this._activeItem = null;
this.$currentContent = null;
this._setupEvents();
this.setInitialQuickaccessSettings();
},
/**
* Setup UI events
*/
_setupEvents: function () {
this.$el.on('click', 'li a', _.bind(this._onClickItem, this))
this.$el.on('click', 'li button', _.bind(this._onClickMenuButton, this));
var trashElement=$(".nav-trashbin");
//this div is required to prefetch the icon, otherwise it takes a second to show up
trashElement.append("<div class='nav-icon-trashbin-starred'></div>")
trashElement.droppable({
over: function( event, ui ) {
trashElement.addClass('dropzone-background')
},
out: function( event, ui ) {
trashElement.removeClass('dropzone-background');
},
activate: function( event, ui ) {
var elem=trashElement.find("a").first();
elem.addClass('nav-icon-trashbin-starred').removeClass('nav-icon-trashbin');
},
deactivate: function( event, ui ) {
var elem=trashElement.find("a").first();
elem.addClass('nav-icon-trashbin').removeClass('nav-icon-trashbin-starred');
},
drop: function( event, ui ) {
var $selectedFiles = $(ui.draggable);
if (ui.helper.find("tr").size()===1) {
var $tr = $selectedFiles.closest('tr');
$selectedFiles.trigger("droppedOnTrash", $tr.attr("data-file"), $tr.attr('data-dir'));
}else{
var item = ui.helper.find("tr");
for(var i=0; i<item.length;i++){
$selectedFiles.trigger("droppedOnTrash", item[i].getAttribute("data-file"), item[i].getAttribute("data-dir"));
}
}
}
});
},
/**
* Returns the container of the currently active app.
*
* @return app container
*/
getActiveContainer: function () {
return this.$currentContent;
},
/**
* Returns the currently active item
*
* @return item ID
*/
getActiveItem: function () {
return this._activeItem;
},
/**
* Switch the currently selected item, mark it as selected and
* make the content container visible, if any.
*
* @param string itemId id of the navigation item to select
* @param array options "silent" to not trigger event
*/
setActiveItem: function (itemId, options) {
var currentItem = this.$el.find('li[data-id="' + itemId + '"]');
var itemDir = currentItem.data('dir');
var itemView = currentItem.data('view');
var oldItemId = this._activeItem;
if (itemId === this._activeItem) {
if (!options || !options.silent) {
this.$el.trigger(
new $.Event('itemChanged', {
itemId: itemId,
previousItemId: oldItemId,
dir: itemDir,
view: itemView
})
);
}
return;
}
this.$el.find('li a').removeClass('active');
if (this.$currentContent) {
this.$currentContent.addClass('hidden');
this.$currentContent.trigger(jQuery.Event('hide'));
}
this._activeItem = itemId;
currentItem.children('a').addClass('active');
this.$currentContent = $('#app-content-' + (typeof itemView === 'string' && itemView !== '' ? itemView : itemId));
this.$currentContent.removeClass('hidden');
if (!options || !options.silent) {
this.$currentContent.trigger(jQuery.Event('show', {
itemId: itemId,
previousItemId: oldItemId,
dir: itemDir,
view: itemView
}));
this.$el.trigger(
new $.Event('itemChanged', {
itemId: itemId,
previousItemId: oldItemId,
dir: itemDir,
view: itemView
})
);
}
},
/**
* Returns whether a given item exists
*/
itemExists: function (itemId) {
return this.$el.find('li[data-id="' + itemId + '"]').length;
},
/**
* Event handler for when clicking on an item.
*/
_onClickItem: function (ev) {
var $target = $(ev.target);
var itemId = $target.closest('li').attr('data-id');
if (!_.isUndefined(itemId)) {
this.setActiveItem(itemId);
}
ev.preventDefault();
},
/**
* Event handler for clicking a button
*/
_onClickMenuButton: function (ev) {
var $target = $(ev.target);
var $menu = $target.parent('li');
var itemId = $target.closest('button').attr('id');
var collapsibleToggles = [];
var dotmenuToggles = [];
if ($menu.hasClass('collapsible') && $menu.data('expandedstate')) {
$menu.toggleClass('open');
var show = $menu.hasClass('open') ? 1 : 0;
var key = $menu.data('expandedstate');
$.post(OC.generateUrl("/apps/files/api/v1/toggleShowFolder/" + key), {show: show});
}
dotmenuToggles.forEach(function foundToggle (item) {
if (item[0] === ("#" + itemId)) {
document.getElementById(item[1]).classList.toggle('open');
}
});
ev.preventDefault();
},
/**
* Sort initially as setup of sidebar for QuickAccess
*/
setInitialQuickaccessSettings: function () {
var quickAccessKey = this.$quickAccessListKey;
var quickAccessMenu = document.getElementById(quickAccessKey)
if (quickAccessMenu) {
var list = quickAccessMenu.getElementsByTagName('li');
this.QuickSort(list, 0, list.length - 1);
}
},
/**
* Sorting-Algorithm for QuickAccess
*/
QuickSort: function (list, start, end) {
var lastMatch;
if (list.length > 1) {
lastMatch = this.quicksort_helper(list, start, end);
if (start < lastMatch - 1) {
this.QuickSort(list, start, lastMatch - 1);
}
if (lastMatch < end) {
this.QuickSort(list, lastMatch, end);
}
}
},
/**
* Sorting-Algorithm-Helper for QuickAccess
*/
quicksort_helper: function (list, start, end) {
var pivot = Math.floor((end + start) / 2);
var pivotElement = this.getCompareValue(list, pivot);
var i = start;
var j = end;
while (i <= j) {
while (this.getCompareValue(list, i) < pivotElement) {
i++;
}
while (this.getCompareValue(list, j) > pivotElement) {
j--;
}
if (i <= j) {
this.swap(list, i, j);
i++;
j--;
}
}
return i;
},
/**
* Sorting-Algorithm-Helper for QuickAccess
* This method allows easy access to the element which is sorted by.
*/
getCompareValue: function (nodes, int, strategy) {
return nodes[int].getElementsByTagName('a')[0].innerHTML.toLowerCase();
},
/**
* Sorting-Algorithm-Helper for QuickAccess
* This method allows easy swapping of elements.
*/
swap: function (list, j, i) {
list[i].before(list[j]);
list[j].before(list[i]);
}
};
OCA.Files.Navigation = Navigation;
})();
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