+var jsc = now(),
+ rscript = /<script(.|\s)*?\/script>/g,
+ rselectTextarea = /select|textarea/i,
+ rinput = /text|hidden|password|search/i,
+ jsre = /=\?(&|$)/,
+ rquery = /\?/,
+ rts = /(\?|&)_=.*?(&|$)/,
+ rurl = /^(\w+:)?\/\/([^\/?#]+)/,
+ r20 = /%20/g;
+
jQuery.fn.extend({
// Keep a copy of the old load
_load: jQuery.fn.load,
load: function( url, params, callback ) {
- if ( typeof url !== "string" )
+ if ( typeof url !== "string" ) {
return this._load( url );
+ // Don't do a request if no elements are being requested
+ } else if ( !this.length ) {
+ return this;
+ }
+
var off = url.indexOf(" ");
if ( off >= 0 ) {
var selector = url.slice(off, url.length);
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 if( typeof params === "object" ) {
+ } else if ( typeof params === "object" ) {
params = jQuery.param( params );
type = "POST";
}
-
- var self = this;
+ }
// Request the remote document
jQuery.ajax({
type: type,
dataType: "html",
data: params,
+ context:this,
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 ?
+ this.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 );
+ }
- if( callback )
- self.each( callback, [res.responseText, status, res] );
+ if ( callback ) {
+ this.each( callback, [res.responseText, status, res] );
+ }
}
});
+
return this;
},
})
.filter(function(){
return this.name && !this.disabled &&
- (this.checked || /select|textarea/i.test(this.nodeName) ||
- /text|hidden|password|search/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 :
+
+ return val == null ?
+ null :
jQuery.isArray(val) ?
jQuery.map( val, function(val, i){
return {name: elem.name, value: val};
});
// 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
+ // shift arguments if data argument was omited
if ( jQuery.isFunction( data ) ) {
+ type = type || callback;
callback = data;
data = null;
}
},
post: function( url, data, callback, type ) {
+ // shift arguments if data argument was omited
if ( jQuery.isFunction( data ) ) {
+ type = type || callback;
callback = data;
data = {};
}
// 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 window.ActiveXObject ?
+ new ActiveXObject("Microsoft.XMLHTTP") :
+ new XMLHttpRequest();
},
accepts: {
xml: "application/xml, text/xml",
ajax: function( s ) {
// 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));
-
- var jsonp, jsre = /=\?(&|$)/g, status, data,
+ s = jQuery.extend(true, {}, jQuery.ajaxSettings, s);
+
+ 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" )
+ 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 += (/\?/.test( s.url ) ? "&" : "?") + (s.jsonp || "callback") + "=?";
- } else if ( !s.data || !jsre.test(s.data) )
+ if ( s.dataType === "jsonp" ) {
+ if ( type === "GET" ) {
+ if ( !jsre.test( s.url ) ) {
+ s.url += (rquery.test( s.url ) ? "&" : "?") + (s.jsonp || "callback") + "=?";
+ }
+ } 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)) ) {
+ 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 )
+ if ( s.data ) {
s.data = (s.data + "").replace(jsre, "=" + jsonp + "$1");
+ }
+
s.url = s.url.replace(jsre, "=" + jsonp + "$1");
// We need to make sure
// Garbage collect
window[ jsonp ] = undefined;
try{ delete window[ jsonp ]; } catch(e){}
- if ( head )
+ if ( head ) {
head.removeChild( script );
+ }
};
}
- if ( s.dataType == "script" && s.cache == null )
+ if ( s.dataType === "script" && s.cache === null ) {
s.cache = false;
+ }
- if ( s.cache === false && type == "GET" ) {
+ if ( s.cache === false && type === "GET" ) {
var ts = now();
+
// try replacing _= if it is there
- var ret = s.url.replace(/(\?|&)_=.*?(&|$)/, "$1_=" + ts + "$2");
+ var ret = s.url.replace(rts, "$1_=" + ts + "$2");
+
// if nothing was replaced, add timestamp to the end
- s.url = ret + ((ret == s.url) ? (/\?/.test(s.url) ? "&" : "?") + "_=" + ts : "");
+ 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 += (/\?/.test(s.url) ? "&" : "?") + s.data;
+ 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++ )
+ if ( s.global && ! jQuery.active++ ) {
jQuery.event.trigger( "ajaxStart" );
+ }
// Matches an absolute URL, and saves the domain
- var parts = /^(\w+:)?\/\/([^\/?#]+)/.exec( s.url );
+ 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" && parts
- && ( parts[1] && parts[1] != location.protocol || parts[2] != location.host )){
-
- var head = document.getElementsByTagName("head")[0];
+ 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)
+ if ( s.scriptCharset ) {
script.charset = s.scriptCharset;
+ }
// Handle Script loading
if ( !jsonp ) {
// Attach handlers for all browsers
script.onload = script.onreadystatechange = function(){
if ( !done && (!this.readyState ||
- this.readyState == "loaded" || this.readyState == "complete") ) {
+ this.readyState === "loaded" || this.readyState === "complete") ) {
done = true;
success();
complete();
// Handle memory leak in IE
script.onload = script.onreadystatechange = null;
- head.removeChild( script );
+ if ( head && script.parentNode ) {
+ head.removeChild( script );
+ }
}
};
}
// Open the socket
// Passing null username, generates a login popup on Opera (#2865)
- if( s.username )
+ if ( s.username ) {
xhr.open(type, s.url, s.async, s.username, s.password);
- else
+ } 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 )
+ if ( s.data ) {
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]);
+ // 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]);
+ }
+ }
+
// Set header so the called script knows that it's an XMLHttpRequest
- xhr.setRequestHeader("X-Requested-With", "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 ] ?
} catch(e){}
// Allow custom headers/mimetypes and early abort
- if ( s.beforeSend && s.beforeSend(xhr, s) === false ) {
+ if ( s.beforeSend && s.beforeSend.call(callbackContext, xhr, s) === false ) {
// Handle the global AJAX counter
- if ( s.global && ! --jQuery.active )
+ if ( s.global && ! --jQuery.active ) {
jQuery.event.trigger( "ajaxStop" );
+ }
+
// close opended socket
xhr.abort();
return false;
}
- if ( s.global )
- jQuery.event.trigger("ajaxSend", [xhr, s]);
+ 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.readyState == 0) {
- if (ival) {
+ if ( !xhr || xhr.readyState === 0 ) {
+ if ( ival ) {
// clear poll interval
- clearInterval(ival);
+ clearInterval( ival );
ival = null;
+
// Handle the global AJAX counter
- if ( s.global && ! --jQuery.active )
+ 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") ) {
+ } else if ( !requestDone && xhr && (xhr.readyState === 4 || isTimeout === "timeout") ) {
requestDone = true;
// clear poll interval
ival = null;
}
- status = isTimeout == "timeout" ? "timeout" :
- !jQuery.httpSuccess( xhr ) ? "error" :
- s.ifModified && jQuery.httpNotModified( xhr, s.url ) ? "notmodified" :
- "success";
+ status = isTimeout === "timeout" ?
+ "timeout" :
+ !jQuery.httpSuccess( xhr ) ?
+ "error" :
+ s.ifModified && jQuery.httpNotModified( xhr, s.url ) ?
+ "notmodified" :
+ "success";
- if ( status == "success" ) {
+ if ( status === "success" ) {
// Watch for, and catch, XML document parse errors
try {
// process the data (runs the xml through httpData regardless of callback)
}
// Make sure that the request was successful or notmodified
- if ( status == "success" || status == "notmodified" ) {
+ if ( status === "success" || status === "notmodified" ) {
// JSONP handles its own success callback
- if ( !jsonp )
+ if ( !jsonp ) {
success();
- } else
+ }
+ } else {
jQuery.handleError(s, xhr, status);
+ }
// Fire the complete handlers
complete();
- if ( isTimeout )
+ if ( isTimeout ) {
xhr.abort();
+ }
// Stop memory leaks
- if ( s.async )
+ if ( s.async ) {
xhr = null;
+ }
}
};
var ival = setInterval(onreadystatechange, 13);
// Timeout checker
- if ( s.timeout > 0 )
+ if ( s.timeout > 0 ) {
setTimeout(function(){
// Check to see if the request is still happening
- if ( xhr && !requestDone )
+ if ( xhr && !requestDone ) {
onreadystatechange( "timeout" );
+ }
}, s.timeout);
+ }
}
// Send the data
try {
- xhr.send( type === "POST" ? s.data : null );
+ 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 )
+ if ( !s.async ) {
onreadystatechange();
+ }
function success(){
// If a local callback was specified, fire it and pass it the data
- if ( s.success )
- s.success( data, status );
+ if ( s.success ) {
+ s.success.call( callbackContext, data, status, xhr );
+ }
// Fire the global callback
- if ( s.global )
- jQuery.event.trigger( "ajaxSuccess", [xhr, s] );
+ if ( s.global ) {
+ trigger( "ajaxSuccess", [xhr, s] );
+ }
}
function complete(){
// Process result
- if ( s.complete )
- s.complete(xhr, status);
+ if ( s.complete ) {
+ s.complete.call( callbackContext, xhr, status);
+ }
// The request was completed
- if ( s.global )
- jQuery.event.trigger( "ajaxComplete", [xhr, s] );
+ if ( s.global ) {
+ trigger( "ajaxComplete", [xhr, s] );
+ }
// Handle the global AJAX counter
- if ( s.global && ! --jQuery.active )
+ 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.
handleError: function( s, xhr, status, e ) {
// If a local callback was specified, fire it
- if ( s.error ) s.error( xhr, status, e );
+ if ( s.error ) {
+ s.error.call( s.context || window, xhr, status, e );
+ }
// Fire the global callback
- if ( s.global )
- jQuery.event.trigger( "ajaxError", [xhr, s, e] );
+ if ( s.global ) {
+ (s.context ? jQuery(s.context) : jQuery.event).trigger( "ajaxError", [xhr, s, e] );
+ }
},
// Counter for holding the number of active queries
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:" ||
+ 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;
+ ( 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 last_modified = xhr.getResponseHeader("Last-Modified");
- var etag = xhr.getResponseHeader("Etag");
+ var lastModified = xhr.getResponseHeader("Last-Modified"),
+ etag = xhr.getResponseHeader("Etag");
- if (last_modified)
- jQuery.lastModified[url] = last_modified;
+ if ( lastModified ) {
+ jQuery.lastModified[url] = lastModified;
+ }
- if (etag)
+ if ( etag ) {
jQuery.etag[url] = etag;
+ }
// Opera returns 0 when status is 304
- return xhr.status == 304 || xhr.status == 0;
+ 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,
+ xml = type === "xml" || !type && ct && ct.indexOf("xml") >= 0,
data = xml ? xhr.responseXML : xhr.responseText;
- if ( xml && data.documentElement.nodeName == "parsererror" ) {
+ if ( xml && data.documentElement.nodeName === "parsererror" ) {
throw "parsererror";
}
// Allow a pre-filtering function to sanitize the response
- // s != null is checked to keep backwards compatibility
+ // s is checked to keep backwards compatibility
if ( s && s.dataFilter ) {
data = s.dataFilter( data, type );
}
}
// Get the JavaScript object, if JSON is used.
- if ( type == "json" ) {
+ if ( type === "json" ) {
if ( typeof JSON === "object" && JSON.parse ) {
data = JSON.parse( data );
} else {
// Serialize an array of form elements or a set of
// key/values into a query string
param: function( a ) {
- var s = [ ];
-
+ 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 )
+ if ( jQuery.isArray(a) || a.jquery ) {
// Serialize the form elements
- jQuery.each( a, function(){
+ 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 ( jQuery.isArray(a[j]) )
- jQuery.each( a[j], function(){
- add( j, this );
+
+ } 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
- add( j, jQuery.isFunction(a[j]) ? a[j]() : a[j] );
-
+
+ } 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(/%20/g, "+");
+ return s.join("&").replace(r20, "+");
}
});