ajaxLocParts,
ajaxLocation,
- antiCacheValue = jQuery.now(),
+ ajax_nonce = jQuery.now(),
+ ajax_rquery = /\?/,
rhash = /#.*$/,
+ rts = /([?&])_=[^&]*/,
rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL
// #7653, #8125, #8152: local protocol detection
- rlocalProtocol = /^(?:about|app|app\-storage|.+\-extension|file|res|widget):$/,
+ rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
rnoContent = /^(?:GET|HEAD)$/,
rprotocol = /^\/\//,
- rquery = /\?/,
- rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
- rts = /([?&])_=[^&]*/,
rurl = /^([\w\+\.\-]+:)(?:\/\/([^\/?#:]*)(?::(\d+)|)|)/,
// Keep a copy of the old load method
transports = {},
// Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
- allTypes = ["*/"] + ["*"];
+ allTypes = "*/".concat("*");
// #8138, IE may throw an exception when accessing
// a field from window.location if document.domain has been set
dataTypeExpression = "*";
}
- var dataType, list, placeBefore,
- dataTypes = dataTypeExpression.toLowerCase().split( core_rspace ),
+ var dataType,
i = 0,
- length = dataTypes.length;
+ dataTypes = dataTypeExpression.toLowerCase().split( core_rspace );
if ( jQuery.isFunction( func ) ) {
// For each dataType in the dataTypeExpression
- for ( ; i < length; i++ ) {
- dataType = dataTypes[ i ];
- // We control if we're asked to add before
- // any existing element
- placeBefore = /^\+/.test( dataType );
- if ( placeBefore ) {
- dataType = dataType.substr( 1 ) || "*";
+ while ( (dataType = dataTypes[i++]) ) {
+ // Prepend if requested
+ if ( dataType[0] === "+" ) {
+ dataType = dataType.slice( 1 ) || "*";
+ (structure[ dataType ] = structure[ dataType ] || []).unshift( func );
+
+ // Otherwise append
+ } else {
+ (structure[ dataType ] = structure[ dataType ] || []).push( func );
}
- list = structure[ dataType ] = structure[ dataType ] || [];
- // then we add to the structure accordingly
- list[ placeBefore ? "unshift" : "push" ]( func );
}
}
};
function ajaxExtend( target, src ) {
var key, deep,
flatOptions = jQuery.ajaxSettings.flatOptions || {};
+
for ( key in src ) {
if ( src[ key ] !== undefined ) {
- ( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ];
+ ( flatOptions[ key ] ? target : ( deep || (deep = {}) ) )[ key ] = src[ key ];
}
}
if ( deep ) {
jQuery.extend( true, target, deep );
}
+
+ return target;
}
jQuery.fn.load = function( url, params, callback ) {
return _load.apply( this, arguments );
}
- // Don't do a request if no elements are being requested
- if ( !this.length ) {
- return this;
- }
-
var selector, type, response,
self = this,
off = url.indexOf(" ");
type = "POST";
}
- // Request the remote document
- jQuery.ajax({
- url: url,
-
- // if "type" variable is undefined, then "GET" method will be used
- type: type,
- dataType: "html",
- data: params,
- complete: function( jqXHR, status ) {
- if ( callback ) {
- self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] );
- }
- }
- }).done(function( responseText ) {
-
- // Save response for use in complete callback
- response = arguments;
+ // If we have elements to modify, make the request
+ if ( self.length > 0 ) {
+ jQuery.ajax({
+ url: url,
- // See if a selector was specified
- self.html( selector ?
+ // if "type" variable is undefined, then "GET" method will be used
+ type: type,
+ dataType: "html",
+ data: params
+ }).done(function( responseText ) {
- // Create a dummy div to hold the results
- jQuery("<div>")
+ // Save response for use in complete callback
+ response = arguments;
- // inject the contents of the document in, removing the scripts
- // to avoid any 'Permission Denied' errors in IE
- .append( responseText.replace( rscript, "" ) )
+ self.html( selector ?
- // Locate the specified elements
- .find( selector ) :
+ // If a selector was specified, locate the right elements in a dummy div
+ // Exclude scripts to avoid IE 'Permission Denied' errors
+ jQuery("<div>").append( jQuery.parseHTML( responseText ) ).find( selector ) :
- // If not, just inject the full result
- responseText );
+ // Otherwise use the full result
+ responseText );
- });
+ }).complete( callback && function( jqXHR, status ) {
+ self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] );
+ });
+ }
return this;
};
// Attach a bunch of functions for handling common AJAX events
-jQuery.each( "ajaxStart ajaxStop ajaxComplete ajaxError ajaxSuccess ajaxSend".split( " " ), function( i, o ){
- jQuery.fn[ o ] = function( f ){
- return this.on( o, f );
+jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ){
+ jQuery.fn[ type ] = function( fn ){
+ return this.on( type, fn );
};
});
}
return jQuery.ajax({
- type: method,
url: url,
+ type: method,
+ dataType: type,
data: data,
- success: callback,
- dataType: type
+ success: callback
});
};
});
jQuery.extend({
- getScript: function( url, callback ) {
- return jQuery.get( url, undefined, callback, "script" );
- },
-
- getJSON: function( url, data, callback ) {
- return jQuery.get( url, data, callback, "json" );
- },
-
- // Creates a full fledged settings object into target
- // with both ajaxSettings and settings fields.
- // If target is omitted, writes into ajaxSettings.
- ajaxSetup: function( target, settings ) {
- if ( settings ) {
- // Building a settings object
- ajaxExtend( target, jQuery.ajaxSettings );
- } else {
- // Extending ajaxSettings
- settings = target;
- target = jQuery.ajaxSettings;
- }
- ajaxExtend( target, settings );
+ // Counter for holding the number of active queries
+ active: 0,
- return target;
- },
+ // Last-Modified header cache for next request
+ lastModified: {},
+ etag: {},
ajaxSettings: {
url: ajaxLocation,
+ type: "GET",
isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),
global: true,
- type: "GET",
- contentType: "application/x-www-form-urlencoded; charset=UTF-8",
processData: true,
async: true,
+ contentType: "application/x-www-form-urlencoded; charset=UTF-8",
/*
timeout: 0,
data: null,
*/
accepts: {
- xml: "application/xml, text/xml",
- html: "text/html",
+ "*": allTypes,
text: "text/plain",
- json: "application/json, text/javascript",
- "*": allTypes
+ html: "text/html",
+ xml: "application/xml, text/xml",
+ json: "application/json, text/javascript"
},
contents: {
text: "responseText"
},
- // List of data converters
- // 1) key format is "source_type destination_type" (a single space in-between)
- // 2) the catchall symbol "*" can be used for source_type
+ // Data converters
+ // Keys separate source (or catchall "*") and destination types with a single space
converters: {
// Convert anything to text
// and when you create one that shouldn't be
// deep extended (see ajaxExtend)
flatOptions: {
- context: true,
- url: true
+ url: true,
+ context: true
}
},
+ // Creates a full fledged settings object into target
+ // with both ajaxSettings and settings fields.
+ // If target is omitted, writes into ajaxSettings.
+ ajaxSetup: function( target, settings ) {
+ return settings ?
+
+ // Building a settings object
+ ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :
+
+ // Extending ajaxSettings
+ ajaxExtend( jQuery.ajaxSettings, target );
+ },
+
ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
ajaxTransport: addToPrefiltersOrTransports( transports ),
// Force options to be an object
options = options || {};
- var // ifModified key
+ var transport,
+ // ifModified key
ifModifiedKey,
// Response headers
responseHeadersString,
responseHeaders,
- // transport
- transport,
// timeout handle
timeoutTimer,
// Cross-domain detection vars
s = jQuery.ajaxSetup( {}, options ),
// Callbacks context
callbackContext = s.context || s,
- // Context for global events
- // It's the callbackContext if one was provided in the options
- // and if it's a DOM node or a jQuery collection
- globalEventContext = callbackContext !== s &&
- ( callbackContext.nodeType || callbackContext instanceof jQuery ) ?
- jQuery( callbackContext ) : jQuery.event,
+ // Context for global events is callbackContext if it is a DOM node or jQuery collection
+ globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ?
+ jQuery( callbackContext ) :
+ jQuery.event,
// Deferreds
deferred = jQuery.Deferred(),
- completeDeferred = jQuery.Callbacks( "once memory" ),
+ completeDeferred = jQuery.Callbacks("once memory"),
// Status-dependent callbacks
statusCode = s.statusCode || {},
// Headers (they are sent all at once)
strAbort = "canceled",
// Fake xhr
jqXHR = {
-
readyState: 0,
- // Caches the header
- setRequestHeader: function( name, value ) {
- if ( !state ) {
- var lname = name.toLowerCase();
- name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
- requestHeaders[ name ] = value;
- }
- return this;
- },
-
- // Raw string
- getAllResponseHeaders: function() {
- return state === 2 ? responseHeadersString : null;
- },
-
// Builds headers hashtable if needed
getResponseHeader: function( key ) {
var match;
if ( state === 2 ) {
if ( !responseHeaders ) {
responseHeaders = {};
- while( ( match = rheaders.exec( responseHeadersString ) ) ) {
+ while ( (match = rheaders.exec( responseHeadersString )) ) {
responseHeaders[ match[1].toLowerCase() ] = match[ 2 ];
}
}
match = responseHeaders[ key.toLowerCase() ];
}
- return match === undefined ? null : match;
+ return match == null ? null : match;
+ },
+
+ // Raw string
+ getAllResponseHeaders: function() {
+ return state === 2 ? responseHeadersString : null;
+ },
+
+ // Caches the header
+ setRequestHeader: function( name, value ) {
+ var lname = name.toLowerCase();
+ if ( !state ) {
+ name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
+ requestHeaders[ name ] = value;
+ }
+ return this;
},
// Overrides response content-type header
return this;
},
+ // Status-dependent callbacks
+ statusCode: function( map ) {
+ var code;
+ if ( map ) {
+ if ( state < 2 ) {
+ for ( code in map ) {
+ // Lazy-add the new callback in a way that preserves old ones
+ statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
+ }
+ } else {
+ // Execute the appropriate callbacks
+ jqXHR.always( map[ jqXHR.status ] );
+ }
+ }
+ return this;
+ },
+
// Cancel the request
abort: function( statusText ) {
- statusText = statusText || strAbort;
+ var finalText = statusText || strAbort;
if ( transport ) {
- transport.abort( statusText );
+ transport.abort( finalText );
}
- done( 0, statusText );
+ done( 0, finalText );
return this;
}
};
- // Callback for when everything is done
- // It is defined here because jslint complains if it is declared
- // at the end of the function (which would be more logical and readable)
- function done( status, nativeStatusText, responses, headers ) {
- var isSuccess, success, error, response, modified,
- statusText = nativeStatusText;
-
- // Called once
- if ( state === 2 ) {
- return;
- }
-
- // State is "done" now
- state = 2;
-
- // Clear timeout if it exists
- if ( timeoutTimer ) {
- clearTimeout( timeoutTimer );
- }
-
- // Dereference transport for early garbage collection
- // (no matter how long the jqXHR object will be used)
- transport = undefined;
-
- // Cache response headers
- responseHeadersString = headers || "";
-
- // Set readyState
- jqXHR.readyState = status > 0 ? 4 : 0;
-
- // Get response data
- if ( responses ) {
- response = ajaxHandleResponses( s, jqXHR, responses );
- }
-
- // If successful, handle type chaining
- if ( status >= 200 && status < 300 || status === 304 ) {
-
- // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
- if ( s.ifModified ) {
-
- modified = jqXHR.getResponseHeader("Last-Modified");
- if ( modified ) {
- jQuery.lastModified[ ifModifiedKey ] = modified;
- }
- modified = jqXHR.getResponseHeader("Etag");
- if ( modified ) {
- jQuery.etag[ ifModifiedKey ] = modified;
- }
- }
-
- // If not modified
- if ( status === 304 ) {
-
- statusText = "notmodified";
- isSuccess = true;
-
- // If we have data
- } else {
-
- isSuccess = ajaxConvert( s, response );
- statusText = isSuccess.state;
- success = isSuccess.data;
- error = isSuccess.error;
- isSuccess = !error;
- }
- } else {
- // We extract error from statusText
- // then normalize statusText and status for non-aborts
- error = statusText;
- if ( !statusText || status ) {
- statusText = "error";
- if ( status < 0 ) {
- status = 0;
- }
- }
- }
-
- // Set data for the fake xhr object
- jqXHR.status = status;
- jqXHR.statusText = ( nativeStatusText || statusText ) + "";
-
- // Success/Error
- if ( isSuccess ) {
- deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
- } else {
- deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
- }
-
- // Status-dependent callbacks
- jqXHR.statusCode( statusCode );
- statusCode = undefined;
-
- if ( fireGlobals ) {
- globalEventContext.trigger( "ajax" + ( isSuccess ? "Success" : "Error" ),
- [ jqXHR, s, isSuccess ? success : error ] );
- }
-
- // Complete
- completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
-
- if ( fireGlobals ) {
- globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
- // Handle the global AJAX counter
- if ( !( --jQuery.active ) ) {
- jQuery.event.trigger( "ajaxStop" );
- }
- }
- }
-
// Attach deferreds
- deferred.promise( jqXHR );
+ deferred.promise( jqXHR ).complete = completeDeferred.add;
jqXHR.success = jqXHR.done;
jqXHR.error = jqXHR.fail;
- jqXHR.complete = completeDeferred.add;
-
- // Status-dependent callbacks
- jqXHR.statusCode = function( map ) {
- if ( map ) {
- var tmp;
- if ( state < 2 ) {
- for ( tmp in map ) {
- statusCode[ tmp ] = [ statusCode[tmp], map[tmp] ];
- }
- } else {
- tmp = map[ jqXHR.status ];
- jqXHR.always( tmp );
- }
- }
- return this;
- };
// Remove hash character (#7531: and string promotion)
// Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
// We can fire global events as of now if asked to
fireGlobals = s.global;
+ // Watch for a new set of requests
+ if ( fireGlobals && jQuery.active++ === 0 ) {
+ jQuery.event.trigger("ajaxStart");
+ }
+
// Uppercase the type
s.type = s.type.toUpperCase();
// Determine if request has content
s.hasContent = !rnoContent.test( s.type );
- // Watch for a new set of requests
- if ( fireGlobals && jQuery.active++ === 0 ) {
- jQuery.event.trigger( "ajaxStart" );
- }
-
// More options handling for requests with no content
if ( !s.hasContent ) {
// If data is available, append data to url
if ( s.data ) {
- s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.data;
+ s.url += ( ajax_rquery.test( s.url ) ? "&" : "?" ) + s.data;
// #9682: remove data so that it's not used in an eventual retry
delete s.data;
}
// Add anti-cache in url if needed
if ( s.cache === false ) {
+ s.url = rts.test( ifModifiedKey ) ?
- var ts = antiCacheValue++,
- // try replacing _= if it is there
- ret = s.url.replace( rts, "$1_=" + ts );
+ // If there is already a '_' parameter, set its value
+ ifModifiedKey.replace( rts, "$1_=" + ajax_nonce++ ) :
- // if nothing was replaced, add timestamp to the end
- s.url = ret + ( ( ret === s.url ) ? ( rquery.test( s.url ) ? "&" : "?" ) + "_=" + ts : "" );
+ // Otherwise add one to the end
+ ifModifiedKey + ( ajax_rquery.test( ifModifiedKey ) ? "&" : "?" ) + "_=" + ajax_nonce++;
}
}
- // Set the correct header, if data is being sent
- if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
- jqXHR.setRequestHeader( "Content-Type", s.contentType );
- }
-
// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
if ( s.ifModified ) {
ifModifiedKey = ifModifiedKey || s.url;
}
}
+ // Set the correct header, if data is being sent
+ if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
+ jqXHR.setRequestHeader( "Content-Type", s.contentType );
+ }
+
// Set the Accepts header for the server, depending on the dataType
jqXHR.setRequestHeader(
"Accept",
done( -1, "No Transport" );
} else {
jqXHR.readyState = 1;
+
// Send global event
if ( fireGlobals ) {
globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
}
// Timeout
if ( s.async && s.timeout > 0 ) {
- timeoutTimer = setTimeout( function(){
- jqXHR.abort( "timeout" );
+ timeoutTimer = setTimeout(function() {
+ jqXHR.abort("timeout");
}, s.timeout );
}
try {
state = 1;
transport.send( requestHeaders, done );
- } catch (e) {
+ } catch ( e ) {
// Propagate exception as error if not done
if ( state < 2 ) {
done( -1, e );
}
}
+ // Callback for when everything is done
+ function done( status, nativeStatusText, responses, headers ) {
+ var isSuccess, success, error, response, modified,
+ statusText = nativeStatusText;
+
+ // Called once
+ if ( state === 2 ) {
+ return;
+ }
+
+ // State is "done" now
+ state = 2;
+
+ // Clear timeout if it exists
+ if ( timeoutTimer ) {
+ clearTimeout( timeoutTimer );
+ }
+
+ // Dereference transport for early garbage collection
+ // (no matter how long the jqXHR object will be used)
+ transport = undefined;
+
+ // Cache response headers
+ responseHeadersString = headers || "";
+
+ // Set readyState
+ jqXHR.readyState = status > 0 ? 4 : 0;
+
+ // Get response data
+ if ( responses ) {
+ response = ajaxHandleResponses( s, jqXHR, responses );
+ }
+
+ // If successful, handle type chaining
+ if ( status >= 200 && status < 300 || status === 304 ) {
+
+ // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
+ if ( s.ifModified ) {
+ modified = jqXHR.getResponseHeader("Last-Modified");
+ if ( modified ) {
+ jQuery.lastModified[ ifModifiedKey ] = modified;
+ }
+ modified = jqXHR.getResponseHeader("etag");
+ if ( modified ) {
+ jQuery.etag[ ifModifiedKey ] = modified;
+ }
+ }
+
+ // If not modified
+ if ( status === 304 ) {
+ isSuccess = true;
+ statusText = "notmodified";
+
+ // If we have data
+ } else {
+ isSuccess = ajaxConvert( s, response );
+ statusText = isSuccess.state;
+ success = isSuccess.data;
+ error = isSuccess.error;
+ isSuccess = !error;
+ }
+ } else {
+ // We extract error from statusText
+ // then normalize statusText and status for non-aborts
+ error = statusText;
+ if ( status || !statusText ) {
+ statusText = "error";
+ if ( status < 0 ) {
+ status = 0;
+ }
+ }
+ }
+
+ // Set data for the fake xhr object
+ jqXHR.status = status;
+ jqXHR.statusText = ( nativeStatusText || statusText ) + "";
+
+ // Success/Error
+ if ( isSuccess ) {
+ deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
+ } else {
+ deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
+ }
+
+ // Status-dependent callbacks
+ jqXHR.statusCode( statusCode );
+ statusCode = undefined;
+
+ if ( fireGlobals ) {
+ globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
+ [ jqXHR, s, isSuccess ? success : error ] );
+ }
+
+ // Complete
+ completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
+
+ if ( fireGlobals ) {
+ globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
+ // Handle the global AJAX counter
+ if ( !( --jQuery.active ) ) {
+ jQuery.event.trigger("ajaxStop");
+ }
+ }
+ }
+
return jqXHR;
},
- // Counter for holding the number of active queries
- active: 0,
-
- // Last-Modified header cache for next request
- lastModified: {},
- etag: {}
+ getScript: function( url, callback ) {
+ return jQuery.get( url, undefined, callback, "script" );
+ },
+ getJSON: function( url, data, callback ) {
+ return jQuery.get( url, data, callback, "json" );
+ }
});
/* Handles responses to an ajax request:
while( dataTypes[ 0 ] === "*" ) {
dataTypes.shift();
if ( ct === undefined ) {
- ct = s.mimeType || jqXHR.getResponseHeader( "content-type" );
+ ct = s.mimeType || jqXHR.getResponseHeader("Content-Type");
}
}
function ajaxConvert( s, response ) {
var conv, conv2, current, tmp,
+ converters = {},
+ i = 0,
// Work with a copy of dataTypes in case we need to modify it for conversion
dataTypes = s.dataTypes.slice(),
- prev = dataTypes[ 0 ],
- converters = {},
- i = 0;
+ prev = dataTypes[ 0 ];
// Apply the dataFilter if provided
if ( s.dataFilter ) {