-var jsc = now(),
- rscript = /<script(.|\s)*?\/script>/g,
- rselectTextarea = /select|textarea/i,
- rinput = /text|hidden|password|search/i,
- jsre = /=\?(&|$)/,
+(function( jQuery ) {
+
+var rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
+ rselectTextarea = /^(?:select|textarea)/i,
+ rinput = /^(?:color|date|datetime|email|hidden|month|number|password|range|search|tel|text|time|url|week)$/i,
+ rbracket = /\[\]$/,
rquery = /\?/,
- rts = /(\?|&)_=.*?(&|$)/,
- rurl = /^(\w+:)?\/\/([^\/?#]+)/,
- r20 = /%20/g;
+ r20 = /%20/g,
-jQuery.fn.extend({
- // Keep a copy of the old load
- _load: jQuery.fn.load,
+ // 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 ) {
// Otherwise, build a param string
} else if ( typeof params === "object" ) {
- params = jQuery.param( params );
+ params = jQuery.param( params, jQuery.ajaxSettings.traditional );
type = "POST";
}
}
-
+
+ var self = this;
+
// Request the remote document
jQuery.ajax({
url: url,
type: type,
dataType: "html",
data: params,
- context:this,
- complete: function(res, status){
+ complete: function( res, status ) {
// If successful, inject the HTML into all the matched elements
if ( status === "success" || status === "notmodified" ) {
// See if a selector was specified
- this.html( selector ?
+ 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(rscript, ""))
}
if ( callback ) {
- this.each( callback, [res.responseText, status, res] );
+ self.each( callback, [res.responseText, status, res] );
}
}
});
serialize: function() {
return jQuery.param(this.serializeArray());
},
+
serializeArray: function() {
return this.map(function(){
return this.elements ? jQuery.makeArray(this.elements) : this;
/*
timeout: 0,
data: null,
+ dataType: null,
+ dataTypes: null,
username: null,
password: null,
+ cache: null,
+ traditional: false,
*/
- // Create the request object; Microsoft failed to properly
- // implement the XMLHttpRequest in IE7, so we use the ActiveXObject when it is available
- // This function can be overriden by calling jQuery.ajaxSetup
- xhr: function(){
- return window.ActiveXObject ?
- new ActiveXObject("Microsoft.XMLHTTP") :
- new XMLHttpRequest();
+ xhr: function() {
+ return new window.XMLHttpRequest();
},
+ xhrResponseFields: {
+ xml: "XML",
+ text: "Text",
+ json: "JSON"
+ },
+
accepts: {
xml: "application/xml, text/xml",
html: "text/html",
- script: "text/javascript, application/javascript",
- json: "application/json, text/javascript",
text: "text/plain",
- _default: "*/*"
- }
- },
-
- // Last-Modified header cache for next request
- lastModified: {},
- etag: {},
-
- ajax: function( origSettings ) {
- var s = jQuery.extend(true, {}, jQuery.ajaxSettings, origSettings);
+ json: "application/json, text/javascript",
+ "*": "*/*"
+ },
- var jsonp, status, data,
- callbackContext = s.context || window,
- type = s.type.toUpperCase();
-
- // 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 ( type === "GET" ) {
- if ( !jsre.test( s.url ) ) {
- s.url += (rquery.test( s.url ) ? "&" : "?") + (s.jsonp || "callback") + "=?";
+ autoDataType: {
+ 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: {},
+
+ // Checkers
+ // 1) key is dataType
+ // 2) they are called to control successful response
+ // 3) error throws is used as error data
+ dataCheckers: {
+
+ // Check if data is a string
+ "text": function(data) {
+ if ( typeof data != "string" ) {
+ jQuery.error("typeerror");
}
- } else if ( !s.data || !jsre.test(s.data) ) {
- s.data = (s.data ? s.data + "&" : "") + (s.jsonp || "callback") + "=?";
- }
- s.dataType = "json";
- }
-
- // Build temporary JSONP function
- if ( s.dataType === "json" && (s.data && jsre.test(s.data) || jsre.test(s.url)) ) {
- 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 );
+ },
+
+ // Check if xml has been properly parsed
+ "xml": function(data) {
+ var documentElement = data ? data.documentElement : data;
+ if ( ! documentElement || ! documentElement.nodeName ) {
+ jQuery.error("typeerror");
}
- };
- }
-
- if ( s.dataType === "script" && s.cache === null ) {
- s.cache = false;
- }
-
- if ( s.cache === false && type === "GET" ) {
- var ts = now();
-
- // try replacing _= if it is there
- var ret = s.url.replace(rts, "$1_=" + ts + "$2");
-
- // if nothing was replaced, add timestamp to the end
- s.url = ret + ((ret === s.url) ? (rquery.test(s.url) ? "&" : "?") + "_=" + ts : "");
- }
-
- // If data is available, append data to url for get requests
- if ( s.data && type === "GET" ) {
- s.url += (rquery.test(s.url) ? "&" : "?") + s.data;
- }
-
- // Watch for a new set of requests
- if ( s.global && ! jQuery.active++ ) {
- jQuery.event.trigger( "ajaxStart" );
- }
-
- // Matches an absolute URL, and saves the domain
- var parts = rurl.exec( s.url ),
- remote = parts && (parts[1] && parts[1] !== location.protocol || parts[2] !== location.host);
-
- // If we're requesting a remote document
- // and trying to load JSON or Script with a GET
- if ( s.dataType === "script" && type === "GET" && remote ) {
- var head = document.getElementsByTagName("head")[0] || document.documentElement;
- 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();
-
- // Handle memory leak in IE
- script.onload = script.onreadystatechange = null;
- if ( head && script.parentNode ) {
- head.removeChild( script );
- }
- }
- };
- }
-
- // Use insertBefore instead of appendChild to circumvent an IE6 bug.
- // This arises when a base node is used (#2709 and #4378).
- head.insertBefore( script, head.firstChild );
-
- // We handle everything using the script element injection
- return undefined;
- }
-
- var requestDone = false;
-
- // Create the request object
- var xhr = s.xhr();
-
- // Open the socket
- // Passing null username, generates a login popup on Opera (#2865)
- if ( s.username ) {
- xhr.open(type, s.url, s.async, s.username, s.password);
- } else {
- xhr.open(type, s.url, s.async);
- }
-
- // 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 || origSettings && origSettings.contentType ) {
- xhr.setRequestHeader("Content-Type", s.contentType);
- }
-
- // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
- if ( s.ifModified ) {
- if ( jQuery.lastModified[s.url] ) {
- xhr.setRequestHeader("If-Modified-Since", jQuery.lastModified[s.url]);
- }
-
- if ( jQuery.etag[s.url] ) {
- xhr.setRequestHeader("If-None-Match", jQuery.etag[s.url]);
+ if ( documentElement.nodeName == "parsererror" ) {
+ jQuery.error("parsererror");
}
}
-
- // Set header so the called script knows that it's an XMLHttpRequest
- // Only send the header if it's not a remote XHR
- if ( !remote ) {
- xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest");
- }
-
- // Set the Accepts header for the server, depending on the dataType
- xhr.setRequestHeader("Accept", s.dataType && s.accepts[ s.dataType ] ?
- s.accepts[ s.dataType ] + ", */*" :
- s.accepts._default );
- } catch(e){}
-
- // Allow custom headers/mimetypes and early abort
- if ( s.beforeSend && s.beforeSend.call(callbackContext, xhr, s) === false ) {
- // Handle the global AJAX counter
- if ( s.global && ! --jQuery.active ) {
- jQuery.event.trigger( "ajaxStop" );
- }
-
- // close opended socket
- xhr.abort();
- return false;
- }
-
- if ( s.global ) {
- trigger("ajaxSend", [xhr, s]);
- }
-
- // Wait for a response to come back
- var onreadystatechange = function(isTimeout){
- // The request was aborted, clear the interval and decrement jQuery.active
- if ( !xhr || xhr.readyState === 0 ) {
- if ( ival ) {
- // clear poll interval
- clearInterval( ival );
- ival = null;
-
- // Handle the global AJAX counter
- if ( s.global && ! --jQuery.active ) {
- jQuery.event.trigger( "ajaxStop" );
- }
- }
-
- // The transfer is complete and the data is available, or the request timed out
- } else if ( !requestDone && xhr && (xhr.readyState === 4 || isTimeout === "timeout") ) {
- requestDone = true;
-
- // clear poll interval
- if (ival) {
- clearInterval(ival);
- ival = null;
- }
-
- status = isTimeout === "timeout" ?
- "timeout" :
- !jQuery.httpSuccess( xhr ) ?
- "error" :
- s.ifModified && jQuery.httpNotModified( xhr, s.url ) ?
- "notmodified" :
- "success";
-
- if ( status === "success" ) {
- // Watch for, and catch, XML document parse errors
- try {
- // process the data (runs the xml through httpData regardless of callback)
- data = jQuery.httpData( xhr, s.dataType, s );
- } catch(e) {
- status = "parsererror";
- }
- }
-
- // Make sure that the request was successful or notmodified
- if ( status === "success" || status === "notmodified" ) {
- // JSONP handles its own success callback
- if ( !jsonp ) {
- success();
- }
- } else {
- jQuery.handleError(s, xhr, status);
- }
-
- // Fire the complete handlers
- complete();
-
- if ( isTimeout ) {
- xhr.abort();
- }
-
- // Stop memory leaks
- if ( s.async ) {
- xhr = null;
+ },
+
+ // List of data converters
+ // 1) key format is "source_type => destination_type" (spaces required)
+ // 2) the catchall symbol "*" can be used for source_type
+ dataConverters: {
+
+ // Convert anything to text
+ "* => text": function(data) {
+ return "" + data;
+ },
+
+ // Text to html (no transformation)
+ "text => html": function(data) {
+ return data;
+ },
+
+ // Evaluate text as a json expression
+ "text => json": jQuery.parseJSON,
+
+ // Parse text as xml
+ "text => xml": function(data) {
+ var xml, parser;
+ if ( window.DOMParser ) { // Standard
+ parser = new DOMParser();
+ xml = parser.parseFromString(data,"text/xml");
+ } else { // IE
+ xml = new ActiveXObject("Microsoft.XMLDOM");
+ xml.async="false";
+ xml.loadXML(data);
}
+ return xml;
}
- };
-
- 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 ( xhr && !requestDone ) {
- onreadystatechange( "timeout" );
- }
- }, s.timeout);
- }
- }
-
- // Send the data
- try {
- xhr.send( type === "POST" || type === "PUT" ? s.data : null );
- } catch(e) {
- jQuery.handleError(s, xhr, null, e);
- // Fire the complete handlers
- complete();
- }
-
- // firefox 1.5 doesn't fire statechange for sync requests
- if ( !s.async ) {
- onreadystatechange();
- }
-
- function success(){
- // If a local callback was specified, fire it and pass it the data
- if ( s.success ) {
- s.success.call( callbackContext, data, status, xhr );
- }
-
- // Fire the global callback
- if ( s.global ) {
- trigger( "ajaxSuccess", [xhr, s] );
- }
- }
-
- function complete(){
- // Process result
- if ( s.complete ) {
- s.complete.call( callbackContext, xhr, status);
- }
-
- // The request was completed
- if ( s.global ) {
- trigger( "ajaxComplete", [xhr, s] );
- }
-
- // Handle the global AJAX counter
- if ( s.global && ! --jQuery.active ) {
- jQuery.event.trigger( "ajaxStop" );
- }
- }
-
- function trigger(type, args){
- (s.context ? jQuery(s.context) : jQuery.event).trigger(type, args);
- }
-
- // return XMLHttpRequest to allow aborting the request etc.
- return xhr;
- },
-
- handleError: function( s, xhr, status, e ) {
- // If a local callback was specified, fire it
- if ( s.error ) {
- s.error.call( s.context || window, xhr, status, e );
- }
-
- // Fire the global callback
- if ( s.global ) {
- (s.context ? jQuery(s.context) : jQuery.event).trigger( "ajaxError", [xhr, s, e] );
- }
- },
-
- // Counter for holding the number of active queries
- active: 0,
-
- // Determines if an XMLHttpRequest was successful or not
- httpSuccess: function( xhr ) {
- try {
- // IE error sometimes returns 1223 when it should be 204 so treat it as success, see #1450
- return !xhr.status && location.protocol === "file:" ||
- // Opera returns 0 when status is 304
- ( xhr.status >= 200 && xhr.status < 300 ) ||
- xhr.status === 304 || xhr.status === 1223 || xhr.status === 0;
- } catch(e){}
-
- return false;
- },
-
- // Determines if an XMLHttpRequest returns NotModified
- httpNotModified: function( xhr, url ) {
- var lastModified = xhr.getResponseHeader("Last-Modified"),
- etag = xhr.getResponseHeader("Etag");
-
- if ( lastModified ) {
- jQuery.lastModified[url] = lastModified;
- }
-
- if ( etag ) {
- jQuery.etag[url] = etag;
}
-
- // Opera returns 0 when status is 304
- return xhr.status === 304 || xhr.status === 0;
},
- httpData: function( xhr, type, s ) {
- var ct = xhr.getResponseHeader("content-type"),
- xml = type === "xml" || !type && ct && ct.indexOf("xml") >= 0,
- data = xml ? xhr.responseXML : xhr.responseText;
-
- if ( xml && data.documentElement.nodeName === "parsererror" ) {
- throw "parsererror";
- }
-
- // Allow a pre-filtering function to sanitize the response
- // s is checked to keep backwards compatibility
- if ( s && s.dataFilter ) {
- data = s.dataFilter( data, type );
- }
-
- // The filter can actually parse the response
- if ( typeof data === "string" ) {
-
- // If the type is "script", eval it in global context
- if ( type === "script" ) {
- jQuery.globalEval( data );
- }
-
- // Get the JavaScript object, if JSON is used.
- if ( type === "json" ) {
- if ( typeof JSON === "object" && JSON.parse ) {
- data = JSON.parse( data );
- } else {
- data = (new Function("return " + data))();
- }
- }
+ // Main method
+ ajax: function( url , s ) {
+
+ if ( arguments.length === 1 ) {
+ s = url;
+ url = s ? s.url : undefined;
}
-
- return data;
+
+ return jQuery.xhr().open( s ? s.type : undefined , url ).send( undefined , s );
+
},
// Serialize an array of form elements or a set of
// key/values into a query string
- param: function( a ) {
+ param: function( a, traditional ) {
var s = [],
- param_traditional = jQuery.param.traditional;
+ 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);
+ };
- function add( 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 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() {
});
} else {
- // Encode parameters from object, recursively. If
- // jQuery.param.traditional is set, encode the "old" way
- // (the way 1.3.2 or older did it)
- jQuery.each( a, function buildParams( prefix, obj ) {
-
- if ( jQuery.isArray(obj) ) {
- jQuery.each( obj, function(i,v){
- // Due to rails' limited request param syntax, numeric array
- // indices are not supported. To avoid serialization ambiguity
- // issues, serialized arrays can only contain scalar values. php
- // does not have this issue, but we should go with the lowest
- // common denominator
- add( prefix + ( param_traditional ? "" : "[]" ), v );
- });
-
- } else if ( typeof obj == "object" ) {
- if ( param_traditional ) {
- add( prefix, obj );
-
- } else {
- jQuery.each( obj, function(k,v){
- buildParams( prefix ? prefix + "[" + k + "]" : k, v );
- });
- }
- } else {
- add( prefix, obj );
- }
- });
+ // 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(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 ( 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: {}
});
+
+/*
+ * 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 );