-var jsc = now(),
- rscript = /<script(.|\s)*?\/script>/g,
+var jsc = jQuery.now(),
+ rscript = /<script(.|\s)*?\/script>/gi,
rselectTextarea = /select|textarea/i,
- rinput = /text|hidden|password|search/i,
- jsre = /=\?(&|$)/,
+ rinput = /color|date|datetime|email|hidden|month|number|password|range|search|tel|text|time|url|week/i,
+ jsre = /\=\?(&|$)/,
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 />")
// inject the contents of the document in, removing the scripts
}
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.map(function() {
return this.elements ? jQuery.makeArray(this.elements) : this;
})
- .filter(function(){
+ .filter(function() {
return this.name && !this.disabled &&
(this.checked || rselectTextarea.test(this.nodeName) ||
rinput.test(this.type));
})
- .map(function(i, elem){
+ .map(function( i, elem ) {
var val = jQuery(this).val();
return val == null ?
null :
jQuery.isArray(val) ?
- jQuery.map( val, function(val, i){
- return {name: elem.name, value: val};
+ jQuery.map( val, function( val, i ) {
+ return { name: elem.name, value: val };
}) :
- {name: elem.name, value: val};
+ { name: elem.name, value: val };
}).get();
}
});
// 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){
+jQuery.each( "ajaxStart ajaxStop ajaxComplete ajaxError ajaxSuccess ajaxSend".split(" "), function( i, o ) {
+ jQuery.fn[o] = function( f ) {
return this.bind(o, f);
};
});
jQuery.extend({
-
get: function( url, data, callback, type ) {
// shift arguments if data argument was omited
if ( jQuery.isFunction( data ) ) {
data: null,
username: null,
password: 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
+ // implement the XMLHttpRequest in IE7 (can't request local files),
+ // 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: window.XMLHttpRequest && (window.location.protocol !== "file:" || !window.ActiveXObject) ?
+ function() {
+ return new window.XMLHttpRequest();
+ } :
+ function() {
+ try {
+ return new window.ActiveXObject("Microsoft.XMLHTTP");
+ } catch(e) {}
+ },
accepts: {
xml: "application/xml, text/xml",
html: "text/html",
}
},
- // Last-Modified header cache for next request
- lastModified: {},
- etag: {},
-
ajax: function( origSettings ) {
- var s = jQuery.extend(true, {}, jQuery.ajaxSettings, origSettings);
-
- var jsonp, status, data,
- callbackContext = s.context || window,
- type = s.type.toUpperCase();
+ var s = jQuery.extend(true, {}, jQuery.ajaxSettings, origSettings),
+ jsonp, status, data, type = s.type.toUpperCase();
+
+ s.context = origSettings && origSettings.context || s;
// convert data if not already a string
if ( s.data && s.processData && typeof s.data !== "string" ) {
- s.data = jQuery.param(s.data);
+ s.data = jQuery.param( s.data, s.traditional );
}
// Handle JSONP Parameter Callbacks
// Build temporary JSONP function
if ( s.dataType === "json" && (s.data && jsre.test(s.data) || jsre.test(s.url)) ) {
- jsonp = "jsonp" + jsc++;
+ jsonp = s.jsonpCallback || ("jsonp" + jsc++);
// Replace the =? sequence both in the query string and the data
if ( s.data ) {
s.dataType = "script";
// Handle JSONP-style loading
- window[ jsonp ] = function(tmp){
+ window[ jsonp ] = window[ jsonp ] || function( tmp ) {
data = tmp;
- success();
- complete();
+ jQuery.ajax.handleSuccess( s, xhr, status, data );
+ jQuery.ajax.handleComplete( s, xhr, status, data );
// Garbage collect
window[ jsonp ] = undefined;
- try{ delete window[ jsonp ]; } catch(e){}
+
+ try {
+ delete window[ jsonp ];
+ } catch( jsonpError ) {}
+
if ( head ) {
head.removeChild( script );
}
}
if ( s.cache === false && type === "GET" ) {
- var ts = now();
+ var ts = jQuery.now();
// try replacing _= if it is there
var ret = s.url.replace(rts, "$1_=" + ts + "$2");
}
// Watch for a new set of requests
- if ( s.global && ! jQuery.active++ ) {
+ if ( s.global && jQuery.ajax.active++ === 0 ) {
jQuery.event.trigger( "ajaxStart" );
}
var done = false;
// Attach handlers for all browsers
- script.onload = script.onreadystatechange = function(){
+ script.onload = script.onreadystatechange = function() {
if ( !done && (!this.readyState ||
this.readyState === "loaded" || this.readyState === "complete") ) {
done = true;
- success();
- complete();
+ jQuery.ajax.handleSuccess( s, xhr, status, data );
+ jQuery.ajax.handleComplete( s, xhr, status, data );
// Handle memory leak in IE
script.onload = script.onreadystatechange = null;
// Create the request object
var xhr = s.xhr();
+ if ( !xhr ) {
+ return;
+ }
+
// Open the socket
// Passing null username, generates a login popup on Opera (#2865)
if ( s.username ) {
xhr.setRequestHeader("If-Modified-Since", jQuery.lastModified[s.url]);
}
- if ( jQuery.etag[s.url] ) {
- xhr.setRequestHeader("If-None-Match", jQuery.etag[s.url]);
+ if ( jQuery.ajax.etag[s.url] ) {
+ xhr.setRequestHeader("If-None-Match", jQuery.ajax.etag[s.url]);
}
}
xhr.setRequestHeader("Accept", s.dataType && s.accepts[ s.dataType ] ?
s.accepts[ s.dataType ] + ", */*" :
s.accepts._default );
- } catch(e){}
+ } catch( headerError ) {}
// Allow custom headers/mimetypes and early abort
- if ( s.beforeSend && s.beforeSend.call(callbackContext, xhr, s) === false ) {
+ if ( s.beforeSend && s.beforeSend.call(s.context, xhr, s) === false ) {
// Handle the global AJAX counter
- if ( s.global && ! --jQuery.active ) {
+ if ( s.global && jQuery.ajax.active-- === 1 ) {
jQuery.event.trigger( "ajaxStop" );
}
}
if ( s.global ) {
- trigger("ajaxSend", [xhr, s]);
+ jQuery.ajax.triggerGlobal( s, "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" );
- }
+ var onreadystatechange = xhr.onreadystatechange = function( isTimeout ) {
+ // The request was aborted
+ if ( !xhr || xhr.readyState === 0 || isTimeout === "abort" ) {
+ // Opera doesn't call onreadystatechange before this point
+ // so we simulate the call
+ if ( !requestDone ) {
+ jQuery.ajax.handleComplete( s, xhr, status, data );
+ }
+
+ requestDone = true;
+ if ( xhr ) {
+ xhr.onreadystatechange = jQuery.noop;
}
// 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;
- }
+ xhr.onreadystatechange = jQuery.noop;
status = isTimeout === "timeout" ?
"timeout" :
- !jQuery.httpSuccess( xhr ) ?
+ !jQuery.ajax.httpSuccess( xhr ) ?
"error" :
- s.ifModified && jQuery.httpNotModified( xhr, s.url ) ?
+ s.ifModified && jQuery.ajax.httpNotModified( xhr, s.url ) ?
"notmodified" :
"success";
+ var errMsg;
+
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) {
+ data = jQuery.ajax.httpData( xhr, s.dataType, s );
+ } catch( parserError ) {
status = "parsererror";
+ errMsg = parserError;
}
}
if ( status === "success" || status === "notmodified" ) {
// JSONP handles its own success callback
if ( !jsonp ) {
- success();
+ jQuery.ajax.handleSuccess( s, xhr, status, data );
}
} else {
- jQuery.handleError(s, xhr, status);
+ jQuery.ajax.handleError( s, xhr, status, errMsg );
}
// Fire the complete handlers
- complete();
+ jQuery.ajax.handleComplete( s, xhr, status, data );
- if ( isTimeout ) {
+ if ( isTimeout === "timeout" ) {
xhr.abort();
}
}
};
- if ( s.async ) {
- // don't attach the handler to the request, just poll it instead
- var ival = setInterval(onreadystatechange, 13);
+ // Override the abort handler, if we can (IE doesn't allow it, but that's OK)
+ // Opera doesn't fire onreadystatechange at all on abort
+ try {
+ var oldAbort = xhr.abort;
+ xhr.abort = function() {
+ if ( xhr ) {
+ oldAbort.call( xhr );
+ }
- // Timeout checker
- if ( s.timeout > 0 ) {
- setTimeout(function(){
- // Check to see if the request is still happening
- if ( xhr && !requestDone ) {
- onreadystatechange( "timeout" );
- }
- }, s.timeout);
- }
+ onreadystatechange( "abort" );
+ };
+ } catch( abortError ) {}
+
+ // Timeout checker
+ if ( s.async && 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);
+ xhr.send( type === "POST" || type === "PUT" || type === "DELETE" ? s.data : null );
+
+ } catch( sendError ) {
+ jQuery.ajax.handleError( s, xhr, null, e );
+
// Fire the complete handlers
- complete();
+ jQuery.ajax.handleComplete( s, xhr, status, data );
}
// firefox 1.5 doesn't fire statechange for sync requests
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 );
- }
+ // return XMLHttpRequest to allow aborting the request etc.
+ return xhr;
+ },
- // Fire the global callback
- if ( s.global ) {
- trigger( "ajaxSuccess", [xhr, s] );
+ // Serialize an array of form elements or a set of
+ // key/values into a query string
+ 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 ( jQuery.isArray(a) || a.jquery ) {
+ // Serialize the form elements
+ jQuery.each( a, function() {
+ add( this.name, this.value );
+ });
+
+ } 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 );
}
}
- function complete(){
- // Process result
- if ( s.complete ) {
- s.complete.call( callbackContext, xhr, status);
- }
+ // Return the resulting serialization
+ return s.join("&").replace(r20, "+");
+ }
+});
- // The request was completed
- if ( s.global ) {
- trigger( "ajaxComplete", [xhr, s] );
+function buildParams( prefix, obj, traditional, add ) {
+ if ( jQuery.isArray(obj) ) {
+ // Serialize array item.
+ jQuery.each( obj, function( i, v ) {
+ if ( traditional || /\[\]$/.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" ) {
+ // Serialize object item.
+ jQuery.each( obj, function( k, v ) {
+ buildParams( prefix + "[" + k + "]", v, traditional, add );
+ });
+
+ } else {
+ // Serialize scalar item.
+ add( prefix, obj );
+ }
+}
- // 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);
- }
+jQuery.extend( jQuery.ajax, {
- // return XMLHttpRequest to allow aborting the request etc.
- return xhr;
- },
+ // Counter for holding the number of active queries
+ active: 0,
+
+ // Last-Modified header cache for next request
+ lastModified: {},
+ etag: {},
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 );
+ s.error.call( s.context, xhr, status, e );
}
// Fire the global callback
if ( s.global ) {
- (s.context ? jQuery(s.context) : jQuery.event).trigger( "ajaxError", [xhr, s, e] );
+ jQuery.ajax.triggerGlobal( s, "ajaxError", [xhr, s, e] );
}
},
- // Counter for holding the number of active queries
- active: 0,
+ handleSuccess: function( s, xhr, status, data ) {
+ // If a local callback was specified, fire it and pass it the data
+ if ( s.success ) {
+ s.success.call( s.context, data, status, xhr );
+ }
+
+ // Fire the global callback
+ if ( s.global ) {
+ jQuery.ajax.triggerGlobal( s, "ajaxSuccess", [xhr, s] );
+ }
+ },
+
+ handleComplete: function( s, xhr, status ) {
+ // Process result
+ if ( s.complete ) {
+ s.complete.call( s.context, xhr, status );
+ }
+
+ // The request was completed
+ if ( s.global ) {
+ jQuery.ajax.triggerGlobal( s, "ajaxComplete", [xhr, s] );
+ }
+
+ // Handle the global AJAX counter
+ if ( s.global && jQuery.ajax.active-- === 1 ) {
+ jQuery.event.trigger( "ajaxStop" );
+ }
+ },
+
+ triggerGlobal: function( s, type, args ) {
+ (s.context && s.context.url == null ? jQuery(s.context) : jQuery.event).trigger(type, args);
+ },
// Determines if an XMLHttpRequest was successful or not
httpSuccess: function( xhr ) {
// Opera returns 0 when status is 304
( xhr.status >= 200 && xhr.status < 300 ) ||
xhr.status === 304 || xhr.status === 1223 || xhr.status === 0;
- } catch(e){}
+ } catch(e) {}
return false;
},
etag = xhr.getResponseHeader("Etag");
if ( lastModified ) {
- jQuery.lastModified[url] = lastModified;
+ jQuery.ajax.lastModified[url] = lastModified;
}
if ( etag ) {
- jQuery.etag[url] = etag;
+ jQuery.ajax.etag[url] = etag;
}
// Opera returns 0 when status is 304
},
httpData: function( xhr, type, s ) {
- var ct = xhr.getResponseHeader("content-type"),
- xml = type === "xml" || !type && ct && ct.indexOf("xml") >= 0,
+ var ct = xhr.getResponseHeader("content-type") || "",
+ xml = type === "xml" || !type && ct.indexOf("xml") >= 0,
data = xml ? xhr.responseXML : xhr.responseText;
if ( xml && data.documentElement.nodeName === "parsererror" ) {
- throw "parsererror";
+ jQuery.error( "parsererror" );
}
// Allow a pre-filtering function to sanitize the response
// The filter can actually parse the response
if ( typeof data === "string" ) {
+ // Get the JavaScript object, if JSON is used.
+ if ( type === "json" || !type && ct.indexOf("json") >= 0 ) {
+ data = jQuery.parseJSON( data );
// If the type is "script", eval it in global context
- if ( type === "script" ) {
+ } else if ( type === "script" || !type && ct.indexOf("javascript") >= 0 ) {
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))();
- }
- }
}
return data;
- },
-
- // Serialize an array of form elements or a set of
- // key/values into a query string
- param: function( a ) {
- var s = [],
- param_traditional = jQuery.param.traditional;
-
- 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);
- }
-
- // 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() {
- add( this.name, this.value );
- });
-
- } 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 );
- }
- });
- }
- // Return the resulting serialization
- return s.join("&").replace(r20, "+");
}
});
+
+// For backwards compatibility
+jQuery.extend( jQuery.ajax );