-jQuery.fn.extend({
- // Keep a copy of the old load
- _load: jQuery.fn.load,
+(function( jQuery ) {
+
+var r20 = /%20/g,
+ rbracket = /\[\]$/,
+ rhash = /#.*$/,
+ rheaders = /^(.*?):\s*(.*?)\r?$/mg, // IE leaves an \r character at EOL
+ rinput = /^(?:color|date|datetime|email|hidden|month|number|password|range|search|tel|text|time|url|week)$/i,
+ rnoContent = /^(?:GET|HEAD)$/,
+ rquery = /\?/,
+ rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
+ rselectTextarea = /^(?:select|textarea)/i,
+ rts = /([?&])_=[^&]*/,
+ rurl = /^(\w+:)?\/\/([^\/?#]+)/,
+
+ // Slice function
+ sliceFunc = Array.prototype.slice,
+
+ // Keep a copy of the old load method
+ _load = jQuery.fn.load;
+jQuery.fn.extend({
load: function( url, params, callback ) {
- if ( typeof url != 'string' )
- return this._load( url );
+ if ( typeof url !== "string" && _load ) {
+ return _load.apply( this, arguments );
+
+ // Don't do a request if no elements are being requested
+ } else if ( !this.length ) {
+ return this;
+ }
var off = url.indexOf(" ");
if ( off >= 0 ) {
url = url.slice(0, off);
}
- callback = callback || function(){};
-
// Default to a GET request
var type = "GET";
// If the second parameter was provided
- if ( params )
+ if ( params ) {
// If it's a function
if ( jQuery.isFunction( params ) ) {
// We assume that it's the callback
params = null;
// Otherwise, build a param string
- } else {
- params = jQuery.param( params );
+ } else if ( typeof params === "object" ) {
+ params = jQuery.param( params, jQuery.ajaxSettings.traditional );
type = "POST";
}
+ }
var self = this;
type: type,
dataType: "html",
data: params,
- complete: function(res, status){
+ complete: function( res, status ) {
// If successful, inject the HTML into all the matched elements
- if ( status == "success" || status == "notmodified" )
+ if ( status === "success" || status === "notmodified" ) {
// See if a selector was specified
self.html( selector ?
// Create a dummy div to hold the results
- jQuery("<div/>")
+ jQuery("<div>")
// inject the contents of the document in, removing the scripts
// to avoid any 'Permission Denied' errors in IE
- .append(res.responseText.replace(/<script(.|\s)*?\/script>/g, ""))
+ .append(res.responseText.replace(rscript, ""))
// Locate the specified elements
.find(selector) :
// If not, just inject the full result
res.responseText );
+ }
- self.each( callback, [res.responseText, status, res] );
+ if ( callback ) {
+ self.each( callback, [res.responseText, status, res] );
+ }
}
});
+
return this;
},
serialize: function() {
return jQuery.param(this.serializeArray());
},
+
serializeArray: function() {
return this.map(function(){
- return jQuery.nodeName(this, "form") ?
- jQuery.makeArray(this.elements) : this;
+ return this.elements ? jQuery.makeArray(this.elements) : this;
})
.filter(function(){
return this.name && !this.disabled &&
- (this.checked || /select|textarea/i.test(this.nodeName) ||
- /text|hidden|password/i.test(this.type));
+ (this.checked || rselectTextarea.test(this.nodeName) ||
+ rinput.test(this.type));
})
.map(function(i, elem){
var val = jQuery(this).val();
- return val == null ? null :
- val.constructor == Array ?
+
+ return val == null ?
+ null :
+ jQuery.isArray(val) ?
jQuery.map( val, function(val, i){
- return {name: elem.name, value: val};
+ return {name: elem.name, value: val.replace(/\r?\n/g, "\r\n")};
}) :
- {name: elem.name, value: val};
+ {name: elem.name, value: val.replace(/\r?\n/g, "\r\n")};
}).get();
}
});
// Attach a bunch of functions for handling common AJAX events
-jQuery.each( "ajaxStart,ajaxStop,ajaxComplete,ajaxError,ajaxSuccess,ajaxSend".split(","), function(i,o){
+jQuery.each( "ajaxStart ajaxStop ajaxComplete ajaxError ajaxSuccess ajaxSend".split(" "), function(i,o){
jQuery.fn[o] = function(f){
return this.bind(o, f);
};
});
-var jsc = now();
-
-jQuery.extend({
- get: function( url, data, callback, type ) {
- // shift arguments if data argument was ommited
+jQuery.each( [ "get", "post" ], function( i, method ) {
+ jQuery[ method ] = function( url, data, callback, type ) {
+ // shift arguments if data argument was omited
if ( jQuery.isFunction( data ) ) {
+ type = type || callback;
callback = data;
data = null;
}
return jQuery.ajax({
- type: "GET",
+ type: method,
url: url,
data: data,
success: callback,
dataType: type
});
- },
+ };
+});
+
+jQuery.extend({
getScript: function( url, callback ) {
return jQuery.get(url, null, callback, "script");
return jQuery.get(url, data, callback, "json");
},
- post: function( url, data, callback, type ) {
- if ( jQuery.isFunction( data ) ) {
- callback = data;
- data = {};
- }
-
- return jQuery.ajax({
- type: "POST",
- url: url,
- data: data,
- success: callback,
- dataType: type
- });
- },
-
ajaxSetup: function( settings ) {
jQuery.extend( jQuery.ajaxSettings, settings );
},
ajaxSettings: {
+ url: location.href,
global: true,
type: "GET",
- timeout: 0,
contentType: "application/x-www-form-urlencoded",
processData: true,
async: true,
+ /*
+ timeout: 0,
data: null,
+ dataType: null,
+ dataTypes: null,
username: null,
password: null,
+ cache: null,
+ traditional: false,
+ */
+ xhr: function() {
+ return new window.XMLHttpRequest();
+ },
+
accepts: {
xml: "application/xml, text/xml",
html: "text/html",
- script: "text/javascript, application/javascript",
- json: "application/json, text/javascript",
text: "text/plain",
- _default: "*/*"
+ json: "application/json, text/javascript",
+ "*": "*/*"
+ },
+
+ contents: {
+ xml: /xml/,
+ html: /html/,
+ json: /json/
+ },
+
+ // Prefilters
+ // 1) They are useful to introduce custom dataTypes (see transport/jsonp for an example)
+ // 2) These are called:
+ // * BEFORE asking for a transport
+ // * AFTER param serialization (s.data is a string if s.processData is true)
+ // 3) key is the dataType
+ // 4) the catchall symbol "*" can be used
+ // 5) execution will start with transport dataType and THEN continue down to "*" if needed
+ prefilters: {},
+
+ // Transports bindings
+ // 1) key is the dataType
+ // 2) the catchall symbol "*" can be used
+ // 3) selection will start with transport dataType and THEN go to "*" if needed
+ transports: {},
+
+ // 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
+ converters: {
+
+ // Convert anything to text
+ "* text": window.String,
+
+ // Text to html (true = no transformation)
+ "text html": true,
+
+ // Evaluate text as a json expression
+ "text json": jQuery.parseJSON,
+
+ // Parse text as xml
+ "text xml": jQuery.parseXML
}
},
- // Last-Modified header cache for next request
- lastModified: {},
+ // Main method
+ // (s is used internally)
+ ajax: function( url , options , s ) {
- ajax: function( s ) {
- var jsonp, jsre = /=\?(&|$)/g, status, data;
-
- // Extend the settings, but re-extend 's' so that it can be
- // checked again later (in the test suite, specifically)
- s = jQuery.extend(true, s, jQuery.extend(true, {}, jQuery.ajaxSettings, s));
-
- // convert data if not already a string
- if ( s.data && s.processData && typeof s.data != "string" )
- s.data = jQuery.param(s.data);
-
- // Handle JSONP Parameter Callbacks
- if ( s.dataType == "jsonp" ) {
- if ( s.type.toLowerCase() == "get" ) {
- if ( !s.url.match(jsre) )
- s.url += (s.url.match(/\?/) ? "&" : "?") + (s.jsonp || "callback") + "=?";
- } else if ( !s.data || !s.data.match(jsre) )
- s.data = (s.data ? s.data + "&" : "") + (s.jsonp || "callback") + "=?";
- s.dataType = "json";
+ // Handle varargs
+ if ( arguments.length === 1 ) {
+ options = url;
+ url = options ? options.url : undefined;
}
- // Build temporary JSONP function
- if ( s.dataType == "json" && (s.data && s.data.match(jsre) || s.url.match(jsre)) ) {
- jsonp = "jsonp" + jsc++;
-
- // Replace the =? sequence both in the query string and the data
- if ( s.data )
- s.data = (s.data + "").replace(jsre, "=" + jsonp + "$1");
- s.url = s.url.replace(jsre, "=" + jsonp + "$1");
-
- // We need to make sure
- // that a JSONP style response is executed properly
- s.dataType = "script";
-
- // Handle JSONP-style loading
- window[ jsonp ] = function(tmp){
- data = tmp;
- success();
- complete();
- // Garbage collect
- window[ jsonp ] = undefined;
- try{ delete window[ jsonp ]; } catch(e){}
- if ( head )
- head.removeChild( script );
- };
- }
+ // Force options to be an object
+ options = options || {};
+
+ // Get the url if provided separately
+ options.url = url || options.url;
+
+ // Create the final options object
+ s = jQuery.extend( true , {} , jQuery.ajaxSettings , options );
+
+ // We force the original context
+ // (plain objects used as context get extended)
+ s.context = options.context;
+
+ var // jQuery lists
+ jQuery_lastModified = jQuery.lastModified,
+ jQuery_etag = jQuery.etag,
+ // Callbacks contexts
+ callbackContext = s.context || s,
+ globalEventContext = s.context ? jQuery( s.context ) : jQuery.event,
+ // Deferreds
+ deferred = jQuery.Deferred(),
+ completeDeferred = jQuery._Deferred(),
+ // Headers (they are sent all at once)
+ requestHeaders = {},
+ // Response headers
+ responseHeadersString,
+ responseHeaders,
+ // transport
+ transport,
+ // timeout handle
+ timeoutTimer,
+ // The jXHR state
+ state = 0,
+ // Loop variable
+ i,
+ // Fake xhr
+ jXHR = {
+
+ readyState: 0,
+
+ // Caches the header
+ setRequestHeader: function(name,value) {
+ if ( state === 0 ) {
+ requestHeaders[ name.toLowerCase() ] = value;
+ }
+ return this;
+ },
- if ( s.dataType == "script" && s.cache == null )
- s.cache = false;
+ // Raw string
+ getAllResponseHeaders: function() {
+ return state === 2 ? responseHeadersString : null;
+ },
- if ( s.cache === false && s.type.toLowerCase() == "get" ) {
- var ts = now();
- // try replacing _= if it is there
- var ret = s.url.replace(/(\?|&)_=.*?(&|$)/, "$1_=" + ts + "$2");
- // if nothing was replaced, add timestamp to the end
- s.url = ret + ((ret == s.url) ? (s.url.match(/\?/) ? "&" : "?") + "_=" + ts : "");
- }
+ // Builds headers hashtable if needed
+ // (match is used internally)
+ getResponseHeader: function( key , match ) {
- // If data is available, append data to url for get requests
- if ( s.data && s.type.toLowerCase() == "get" ) {
- s.url += (s.url.match(/\?/) ? "&" : "?") + s.data;
+ if ( state !== 2 ) {
+ return null;
+ }
- // IE likes to send both get and post data, prevent this
- s.data = null;
- }
+ if ( responseHeaders === undefined ) {
- // Watch for a new set of requests
- if ( s.global && ! jQuery.active++ )
- jQuery.event.trigger( "ajaxStart" );
+ responseHeaders = {};
+
+ if ( typeof responseHeadersString === "string" ) {
- // If we're requesting a remote document
- // and trying to load JSON or Script with a GET
- if ( s.dataType == "script" && s.type.toLowerCase() == "get"
- && jQuery.ajax.re.test(s.url) && jQuery.ajax.re.exec(s.url)[1] != location.host ){
- var head = document.getElementsByTagName("head")[0];
- var script = document.createElement("script");
- script.src = s.url;
- if (s.scriptCharset)
- script.charset = s.scriptCharset;
-
- // Handle Script loading
- if ( !jsonp ) {
- var done = false;
-
- // Attach handlers for all browsers
- script.onload = script.onreadystatechange = function(){
- if ( !done && (!this.readyState ||
- this.readyState == "loaded" || this.readyState == "complete") ) {
- done = true;
- success();
- complete();
- head.removeChild( script );
+ while( ( match = rheaders.exec( responseHeadersString ) ) ) {
+ responseHeaders[ match[ 1 ].toLowerCase() ] = match[ 2 ];
+ }
+ }
}
- };
- }
+ return responseHeaders[ key.toLowerCase() ];
+ },
+
+ // Cancel the request
+ abort: function( statusText ) {
+ if ( transport && state !== 2 ) {
+ transport.abort( statusText || "abort" );
+ done( 0 , statusText );
+ }
+ return this;
+ }
+ };
- head.appendChild(script);
+ // 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 , statusText , response , headers) {
- // We handle everything using the script element injection
- return undefined;
- }
+ // Called once
+ if ( state === 2 ) {
+ return;
+ }
- var requestDone = false;
+ // State is "done" now
+ state = 2;
- // Create the request object; Microsoft failed to properly
- // implement the XMLHttpRequest in IE7, so we use the ActiveXObject when it is available
- var xml = window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest();
+ // Set readyState
+ jXHR.readyState = status ? 4 : 0;
- // Open the socket
- xml.open(s.type, s.url, s.async, s.username, s.password);
+ // Cache response headers
+ responseHeadersString = headers || "";
- // Need an extra try/catch for cross domain requests in Firefox 3
- try {
- // Set the correct header, if data is being sent
- if ( s.data )
- xml.setRequestHeader("Content-Type", s.contentType);
+ // Clear timeout if it exists
+ if ( timeoutTimer ) {
+ clearTimeout(timeoutTimer);
+ }
- // Set the If-Modified-Since header, if ifModified mode.
- if ( s.ifModified )
- xml.setRequestHeader("If-Modified-Since",
- jQuery.lastModified[s.url] || "Thu, 01 Jan 1970 00:00:00 GMT" );
+ var // Reference url
+ url = s.url,
+ // and ifModified status
+ ifModified = s.ifModified,
+
+ // Is it a success?
+ isSuccess = 0,
+ // Stored success
+ success,
+ // Stored error
+ error = statusText;
+
+ // If not timeout, force a jQuery-compliant status text
+ if ( statusText != "timeout" ) {
+ statusText = ( status >= 200 && status < 300 ) ?
+ "success" :
+ ( status === 304 ? "notmodified" : "error" );
+ }
- // Set header so the called script knows that it's an XMLHttpRequest
- xml.setRequestHeader("X-Requested-With", "XMLHttpRequest");
+ // If successful, handle type chaining
+ if ( statusText === "success" || statusText === "notmodified" ) {
- // Set the Accepts header for the server, depending on the dataType
- xml.setRequestHeader("Accept", s.dataType && s.accepts[ s.dataType ] ?
- s.accepts[ s.dataType ] + ", */*" :
- s.accepts._default );
- } catch(e){}
-
- // Allow custom headers/mimetypes
- if ( s.beforeSend && s.beforeSend(xml, s) === false ) {
- // cleanup active request counter
- s.global && jQuery.active--;
- // close opended socket
- xml.abort();
- return false;
- }
-
- if ( s.global )
- jQuery.event.trigger("ajaxSend", [xml, s]);
+ // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
+ if ( s.ifModified ) {
- // Wait for a response to come back
- var onreadystatechange = function(isTimeout){
- // The transfer is complete and the data is available, or the request timed out
- if ( !requestDone && xml && (xml.readyState == 4 || isTimeout == "timeout") ) {
- requestDone = true;
+ var lastModified = jXHR.getResponseHeader("Last-Modified"),
+ etag = jXHR.getResponseHeader("Etag");
- // clear poll interval
- if (ival) {
- clearInterval(ival);
- ival = null;
+ if (lastModified) {
+ jQuery_lastModified[ s.url ] = lastModified;
+ }
+ if (etag) {
+ jQuery_etag[ s.url ] = etag;
+ }
}
- status = isTimeout == "timeout" && "timeout" ||
- !jQuery.httpSuccess( xml ) && "error" ||
- s.ifModified && jQuery.httpNotModified( xml, s.url ) && "notmodified" ||
- "success";
+ if ( s.ifModified && statusText === "notmodified" ) {
+
+ success = null;
+ isSuccess = 1;
- if ( status == "success" ) {
- // Watch for, and catch, XML document parse errors
+ } else {
+ // Chain data conversions and determine the final value
+ // (if an exception is thrown in the process, it'll be notified as an error)
try {
- // process the data (runs the xml through httpData regardless of callback)
- data = jQuery.httpData( xml, s.dataType );
+
+ var i,
+ current,
+ prev,
+ checker,
+ conv,
+ conv1,
+ conv2,
+ convertion,
+ dataTypes = s.dataTypes,
+ converters = s.converters,
+ responses = {
+ "xml": "XML",
+ "text": "Text"
+ };
+
+ for( i = 0 ; i < dataTypes.length ; i++ ) {
+
+ current = dataTypes[ i ];
+
+ if ( responses[ current ] ) {
+ jXHR[ "response" + responses[ current ] ] = response;
+ responses[ current ] = 0;
+ }
+
+ if ( i ) {
+
+ prev = dataTypes[ i - 1 ];
+
+ if ( prev !== "*" && current !== "*" && prev !== current ) {
+
+ conv = converters[ ( conversion = prev + " " + current ) ] ||
+ converters[ "* " + current ];
+
+ conv1 = conv2 = 0;
+
+ if ( ! conv && prev !== "text" && current !== "text" ) {
+ conv1 = converters[ prev + " text" ] || converters[ "* text" ];
+ conv2 = converters[ "text " + current ];
+ if ( conv1 === true ) {
+ conv = conv2;
+ } else if ( conv2 === true ) {
+ conv = conv1;
+ }
+ }
+
+ if ( ! ( conv || conv1 && conv2 ) ) {
+ throw conversion;
+ }
+
+ if ( conv !== true ) {
+ response = conv ? conv( response ) : conv2( conv1( response ) );
+ }
+ }
+ } else if ( s.dataFilter ) {
+
+ response = s.dataFilter( response );
+ dataTypes = s.dataTypes;
+ }
+ }
+
+ // We have a real success
+ success = response;
+ isSuccess = 1;
+
} catch(e) {
- status = "parsererror";
+
+ statusText = "parsererror";
+ error = "" + e;
+
}
}
- // Make sure that the request was successful or notmodified
- if ( status == "success" ) {
- // Cache Last-Modified header, if ifModified mode.
- var modRes;
- try {
- modRes = xml.getResponseHeader("Last-Modified");
- } catch(e) {} // swallow exception thrown by FF if header is not available
+ } else { // if not success, mark it as an error
- if ( s.ifModified && modRes )
- jQuery.lastModified[s.url] = modRes;
+ error = error || statusText;
+ }
- // JSONP handles its own success callback
- if ( !jsonp )
- success();
- } else
- jQuery.handleError(s, xml, status);
+ // Set data for the fake xhr object
+ jXHR.status = status;
+ jXHR.statusText = statusText;
- // Fire the complete handlers
- complete();
+ // Success/Error
+ if ( isSuccess ) {
+ deferred.fire( callbackContext , [ success , statusText , jXHR ] );
+ } else {
+ deferred.fireReject( callbackContext , [ jXHR , statusText , error ] );
+ }
- // Stop memory leaks
- if ( s.async )
- xml = null;
+ if ( s.global ) {
+ globalEventContext.trigger( "ajax" + ( isSuccess ? "Success" : "Error" ) ,
+ [ jXHR , s , isSuccess ? success : error ] );
}
- };
-
- if ( s.async ) {
- // don't attach the handler to the request, just poll it instead
- var ival = setInterval(onreadystatechange, 13);
-
- // Timeout checker
- if ( s.timeout > 0 )
- setTimeout(function(){
- // Check to see if the request is still happening
- if ( xml ) {
- // Cancel the request
- xml.abort();
-
- if( !requestDone )
- onreadystatechange( "timeout" );
- }
- }, s.timeout);
- }
- // Send the data
- try {
- xml.send(s.data);
- } catch(e) {
- jQuery.handleError(s, xml, null, e);
+ // Complete
+ completeDeferred.fire( callbackContext, [ jXHR , statusText ] );
+
+ if ( s.global ) {
+ globalEventContext.trigger( "ajaxComplete" , [ jXHR , s] );
+ // Handle the global AJAX counter
+ if ( ! --jQuery.active ) {
+ jQuery.event.trigger( "ajaxStop" );
+ }
+ }
}
- // firefox 1.5 doesn't fire statechange for sync requests
- if ( !s.async )
- onreadystatechange();
+ // Attach deferreds
+ deferred.promise( jXHR );
+ jXHR.success = jXHR.complete;
+ jXHR.error = jXHR.fail;
+ jXHR.complete = completeDeferred.complete;
- function success(){
- // If a local callback was specified, fire it and pass it the data
- if ( s.success )
- s.success( data, status );
+ // Remove hash character (#7531: and string promotion)
+ s.url = ( "" + s.url ).replace( rhash , "" );
- // Fire the global callback
- if ( s.global )
- jQuery.event.trigger( "ajaxSuccess", [xml, s] );
- }
+ // Uppercase the type
+ s.type = s.type.toUpperCase();
- function complete(){
- // Process result
- if ( s.complete )
- s.complete(xml, status);
+ // Determine if request has content
+ s.hasContent = ! rnoContent.test( s.type );
- // The request was completed
- if ( s.global )
- jQuery.event.trigger( "ajaxComplete", [xml, s] );
+ // Extract dataTypes list
+ s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().split( /\s+/ );
- // Handle the global AJAX counter
- if ( s.global && ! --jQuery.active )
- jQuery.event.trigger( "ajaxStop" );
+ // Determine if a cross-domain request is in order
+ var parts = rurl.exec( s.url.toLowerCase() ),
+ loc = location;
+ s.crossDomain = !!( parts && ( parts[ 1 ] && parts[ 1 ] != loc.protocol || parts[ 2 ] != loc.host ) );
+
+ // Convert data if not already a string
+ if ( s.data && s.processData && typeof s.data != "string" ) {
+ s.data = jQuery.param( s.data , s.traditional );
}
- // return XMLHttpRequest to allow aborting the request etc.
- return xml;
- },
+ // Watch for a new set of requests
+ if ( s.global && jQuery.active++ === 0 ) {
+ jQuery.event.trigger( "ajaxStart" );
+ }
- handleError: function( s, xml, status, e ) {
- // If a local callback was specified, fire it
- if ( s.error ) s.error( xml, status, e );
+ // Get transport
+ transport = jQuery.ajax.prefilter( s ).transport( s );
- // Fire the global callback
- if ( s.global )
- jQuery.event.trigger( "ajaxError", [xml, s, e] );
- },
+ // If no transport, we auto-abort
+ if ( ! transport ) {
- // Counter for holding the number of active queries
- active: 0,
+ done( 0 , "transport not found" );
+ jXHR = false;
- // Determines if an XMLHttpRequest was successful or not
- httpSuccess: function( r ) {
- try {
- // IE error sometimes returns 1223 when it should be 204 so treat it as success, see #1450
- return !r.status && location.protocol == "file:" ||
- ( r.status >= 200 && r.status < 300 ) || r.status == 304 || r.status == 1223 ||
- jQuery.browser.safari && r.status == undefined;
- } catch(e){}
- return false;
- },
+ } else {
- // Determines if an XMLHttpRequest returns NotModified
- httpNotModified: function( xml, url ) {
- try {
- var xmlRes = xml.getResponseHeader("Last-Modified");
+ // More options handling for requests with no content
+ if ( ! s.hasContent ) {
- // Firefox always returns 200. check Last-Modified date
- return xml.status == 304 || xmlRes == jQuery.lastModified[url] ||
- jQuery.browser.safari && xml.status == undefined;
- } catch(e){}
- return false;
- },
+ // If data is available, append data to url
+ if ( s.data ) {
+ s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.data;
+ }
+
+ // Add anti-cache in url if needed
+ if ( s.cache === false ) {
+
+ var ts = jQuery.now(),
+ // try replacing _= if it is there
+ ret = s.url.replace( rts , "$1_=" + ts );
+
+ // if nothing was replaced, add timestamp to the end
+ s.url = ret + ( (ret == s.url ) ? ( rquery.test( s.url ) ? "&" : "?" ) + "_=" + ts : "");
+ }
+ }
- httpData: function( r, type ) {
- var ct = r.getResponseHeader("content-type"),
- xml = type == "xml" || !type && ct && ct.indexOf("xml") >= 0,
- data = xml ? r.responseXML : r.responseText;
+ // Set the correct header, if data is being sent
+ if ( ( s.data && s.hasContent ) || options.contentType ) {
+ requestHeaders[ "content-type" ] = s.contentType;
+ }
- if ( xml && data.documentElement.tagName == "parsererror" )
- throw "parsererror";
+ // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
+ if ( s.ifModified ) {
+ if ( jQuery_lastModified[ s.url ] ) {
+ requestHeaders[ "if-modified-since" ] = jQuery_lastModified[ s.url ];
+ }
+ if ( jQuery_etag[ s.url ] ) {
+ requestHeaders[ "if-none-match" ] = jQuery_etag[ s.url ];
+ }
+ }
- // If the type is "script", eval it in global context
- if ( type == "script" )
- jQuery.globalEval( data );
+ // Set the Accepts header for the server, depending on the dataType
+ requestHeaders.accept = s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[ 0 ] ] ?
+ s.accepts[ s.dataTypes[ 0 ] ] + ( s.dataTypes[ 0 ] !== "*" ? ", */*; q=0.01" : "" ) :
+ s.accepts[ "*" ];
+
+ // Check for headers option
+ for ( i in s.headers ) {
+ requestHeaders[ i.toLowerCase() ] = s.headers[ i ];
+ }
- // Get the JavaScript object, if JSON is used.
- if ( type == "json" )
- data = eval("(" + data + ")");
+ // Allow custom headers/mimetypes and early abort
+ if ( s.beforeSend && ( s.beforeSend.call( callbackContext , jXHR , s ) === false || state === 2 ) ) {
+
+ // Abort if not done already
+ done( 0 , "abort" );
+ jXHR = false;
+
+ } else {
- return data;
+ // Set state as sending
+ state = 1;
+ jXHR.readyState = 1;
+
+ // Install callbacks on deferreds
+ for ( i in { success:1, error:1, complete:1 } ) {
+ jXHR[ i ]( s[ i ] );
+ }
+
+ // Send global event
+ if ( s.global ) {
+ globalEventContext.trigger( "ajaxSend" , [ jXHR , s ] );
+ }
+
+ // Timeout
+ if ( s.async && s.timeout > 0 ) {
+ timeoutTimer = setTimeout(function(){
+ jXHR.abort( "timeout" );
+ }, s.timeout);
+ }
+
+ // Try to send
+ try {
+ transport.send(requestHeaders, done);
+ } catch (e) {
+ // Propagate exception as error if not done
+ if ( status === 1 ) {
+
+ done(0, "error", "" + e);
+ jXHR = false;
+
+ // Simply rethrow otherwise
+ } else {
+ jQuery.error(e);
+ }
+ }
+ }
+ }
+
+ return jXHR;
},
// Serialize an array of form elements or a set of
// key/values into a query string
- param: function( a ) {
- var s = [];
+ param: function( a, traditional ) {
+ var s = [],
+ add = function( key, value ) {
+ // If value is a function, invoke it and return its value
+ value = jQuery.isFunction(value) ? value() : value;
+ s[ s.length ] = encodeURIComponent(key) + "=" + encodeURIComponent(value);
+ };
+
+ // Set traditional to true for jQuery <= 1.3.2 behavior.
+ if ( traditional === undefined ) {
+ traditional = jQuery.ajaxSettings.traditional;
+ }
- // If an array was passed in, assume that it is an array
- // of form elements
- if ( a.constructor == Array || a.jquery )
+ // If an array was passed in, assume that it is an array of form elements.
+ if ( jQuery.isArray(a) || a.jquery ) {
// Serialize the form elements
- jQuery.each( a, function(){
- s.push( encodeURIComponent(this.name) + "=" + encodeURIComponent( this.value ) );
+ jQuery.each( a, function() {
+ add( this.name, this.value );
});
- // Otherwise, assume that it's an object of key/value pairs
- else
- // Serialize the key/values
- for ( var j in a )
- // If the value is an array then the key names need to be repeated
- if ( a[j] && a[j].constructor == Array )
- jQuery.each( a[j], function(){
- s.push( encodeURIComponent(j) + "=" + encodeURIComponent( this ) );
- });
- else
- s.push( encodeURIComponent(j) + "=" + encodeURIComponent( jQuery.isFunction(a[j]) ? a[j]() : a[j] ) );
+ } else {
+ // If traditional, encode the "old" way (the way 1.3.2 or older
+ // did it), otherwise encode params recursively.
+ for ( var prefix in a ) {
+ buildParams( prefix, a[prefix], traditional, add );
+ }
+ }
// Return the resulting serialization
- return s.join("&").replace(/%20/g, "+");
+ return s.join("&").replace(r20, "+");
}
+});
+
+function buildParams( prefix, obj, traditional, add ) {
+ if ( jQuery.isArray(obj) && obj.length ) {
+ // Serialize array item.
+ jQuery.each( obj, function( i, v ) {
+ if ( traditional || rbracket.test( prefix ) ) {
+ // Treat each array item as a scalar.
+ add( prefix, v );
+
+ } else {
+ // If array item is non-scalar (array or object), encode its
+ // numeric index to resolve deserialization ambiguity issues.
+ // Note that rack (as of 1.0.0) can't currently deserialize
+ // nested arrays properly, and attempting to do so may cause
+ // a server error. Possible fixes are to modify rack's
+ // deserialization algorithm or to provide an option or flag
+ // to force array serialization to be shallow.
+ buildParams( prefix + "[" + ( typeof v === "object" || jQuery.isArray(v) ? i : "" ) + "]", v, traditional, add );
+ }
+ });
+
+ } else if ( !traditional && obj != null && typeof obj === "object" ) {
+ // If we see an array here, it is empty and should be treated as an empty
+ // object
+ if ( jQuery.isArray( obj ) || jQuery.isEmptyObject( obj ) ) {
+ add( prefix, "" );
+
+ // Serialize object item.
+ } else {
+ jQuery.each( obj, function( k, v ) {
+ buildParams( prefix + "[" + k + "]", v, traditional, add );
+ });
+ }
+
+ } else {
+ // Serialize scalar item.
+ add( prefix, obj );
+ }
+}
+
+// This is still on the jQuery object... for now
+// Want to move this to jQuery.ajax some day
+jQuery.extend({
+
+ // Counter for holding the number of active queries
+ active: 0,
+
+ // Last-Modified header cache for next request
+ lastModified: {},
+ etag: {}
});
-// Matches an absolute URL, and saves the domain
-jQuery.ajax.re = /^(?:\w+:)?\/\/([^\/?#]+)/;
+//Execute or select from functions in a given structure of options
+function ajax_selectOrExecute( structure , s ) {
+
+ var dataTypes = s.dataTypes,
+ transportDataType,
+ list,
+ selected,
+ i,
+ length,
+ checked = {},
+ flag,
+ noSelect = structure !== "transports";
+
+ function initSearch( dataType ) {
+
+ flag = transportDataType !== dataType && ! checked[ dataType ];
+
+ if ( flag ) {
+
+ checked[ dataType ] = 1;
+ transportDataType = dataType;
+ list = s[ structure ][ dataType ];
+ i = -1;
+ length = list ? list.length : 0 ;
+ }
+
+ return flag;
+ }
+
+ initSearch( dataTypes[ 0 ] );
+
+ for ( i = 0 ; ( noSelect || ! selected ) && i <= length ; i++ ) {
+
+ if ( i === length ) {
+
+ initSearch( "*" );
+
+ } else {
+
+ selected = list[ i ]( s , determineDataType );
+
+ // If we got redirected to another dataType
+ // Search there (if not in progress or already tried)
+ if ( typeof( selected ) === "string" &&
+ initSearch( selected ) ) {
+
+ dataTypes.unshift( selected );
+ selected = 0;
+ }
+ }
+ }
+
+ return noSelect ? jQuery.ajax : selected;
+}
+
+// Add an element to one of the structures in ajaxSettings
+function ajax_addElement( structure , args ) {
+
+ var i,
+ start = 0,
+ length = args.length,
+ dataTypes = [ "*" ],
+ dLength = 1,
+ dataType,
+ functors = [],
+ first,
+ append,
+ list;
+
+ if ( length ) {
+
+ first = jQuery.type( args[ 0 ] );
+
+ if ( first === "object" ) {
+ return ajax_selectOrExecute( structure , args[ 0 ] );
+ }
+
+ structure = jQuery.ajaxSettings[ structure ];
+
+ if ( first !== "function" ) {
+
+ dataTypes = args[ 0 ].toLowerCase().split(/\s+/);
+ dLength = dataTypes.length;
+ start = 1;
+
+ }
+
+ if ( dLength && start < length ) {
+
+ functors = sliceFunc.call( args , start );
+
+ for( i = 0 ; i < dLength ; i++ ) {
+
+ dataType = dataTypes[ i ];
+
+ first = /^\+/.test( dataType );
+
+ if (first) {
+ dataType = dataType.substr(1);
+ }
+
+ if ( dataType !== "" ) {
+
+ append = Array.prototype[ first ? "unshift" : "push" ];
+ list = structure[ dataType ] = structure[ dataType ] || [];
+ append.apply( list , functors );
+ }
+ }
+ }
+ }
+
+ return jQuery.ajax;
+}
+
+// Install prefilter & transport methods
+jQuery.each( [ "prefilter" , "transport" ] , function( _ , name ) {
+ _ = name + "s";
+ jQuery.ajax[ name ] = function() {
+ return ajax_addElement( _ , arguments );
+ };
+} );
+
+// Utility function that handles dataType when response is received
+// (for those transports that can give text or xml responses)
+function determineDataType( s , ct , text , xml ) {
+
+ var contents = s.contents,
+ type,
+ regexp,
+ dataTypes = s.dataTypes,
+ transportDataType = dataTypes[0],
+ response;
+
+ // Auto (xml, json, script or text determined given headers)
+ if ( transportDataType === "*" ) {
+
+ for ( type in contents ) {
+ if ( ( regexp = contents[ type ] ) && regexp.test( ct ) ) {
+ transportDataType = dataTypes[0] = type;
+ break;
+ }
+ }
+ }
+
+ // xml and parsed as such
+ if ( transportDataType === "xml" &&
+ xml &&
+ xml.documentElement /* #4958 */ ) {
+
+ response = xml;
+
+ // Text response was provided
+ } else {
+
+ response = text;
+
+ // If it's not really text, defer to converters
+ if ( transportDataType !== "text" ) {
+ dataTypes.unshift( "text" );
+ }
+
+ }
+
+ return response;
+}
+
+/*
+ * Create the request object; Microsoft failed to properly
+ * implement the XMLHttpRequest in IE7 (can't request local files),
+ * so we use the ActiveXObject when it is available
+ * Additionally XMLHttpRequest can be disabled in IE7/IE8 so
+ * we need a fallback.
+ */
+if ( window.ActiveXObject ) {
+ jQuery.ajaxSettings.xhr = function() {
+ if ( window.location.protocol !== "file:" ) {
+ try {
+ return new window.XMLHttpRequest();
+ } catch( xhrError ) {}
+ }
+
+ try {
+ return new window.ActiveXObject("Microsoft.XMLHTTP");
+ } catch( activeError ) {}
+ };
+}
+
+var testXHR = jQuery.ajaxSettings.xhr();
+
+// Does this browser support XHR requests?
+jQuery.support.ajax = !!testXHR;
+
+// Does this browser support crossDomain XHR requests
+jQuery.support.cors = testXHR && "withCredentials" in testXHR;
+
+})( jQuery );