var jsc = now(),
- rscript = /<script(.|\s)*?\/script>/g,
+ rscript = /<script(.|\s)*?\/script>/gi,
rselectTextarea = /select|textarea/i,
- rinput = /text|hidden|password|search/i,
+ rinput = /color|date|datetime|email|hidden|month|number|password|range|search|tel|text|time|url|week/i,
jsre = /=\?(&|$)/,
rquery = /\?/,
rts = /(\?|&)_=.*?(&|$)/,
load: function( url, params, callback ) {
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(" ");
// Otherwise, build a param string
} else if ( typeof params === "object" ) {
- params = jQuery.param( params );
+ params = jQuery.param( params, jQuery.ajaxSettings.traditional );
type = "POST";
}
}
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
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);
};
});
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: function() {
+ return window.XMLHttpRequest && window.location.protocol !== "file:" || window.ActiveXObject ?
+ new window.XMLHttpRequest() :
+ new window.ActiveXObject("Microsoft.XMLHTTP");
},
accepts: {
xml: "application/xml, text/xml",
lastModified: {},
etag: {},
- 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));
+ ajax: function( origSettings ) {
+ var s = jQuery.extend(true, {}, jQuery.ajaxSettings, origSettings);
var jsonp, status, data,
- callbackContext = s.context || window,
+ callbackContext = s.context || s,
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);
+ 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();
// Garbage collect
window[ jsonp ] = undefined;
- try{ delete window[ jsonp ]; } catch(e){}
+
+ try {
+ delete window[ jsonp ];
+ } catch(e) {}
+
if ( head ) {
head.removeChild( script );
}
}
// Matches an absolute URL, and saves the domain
- var parts = rurl.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 )) {
-
+ if ( s.dataType === "script" && type === "GET" && remote ) {
var head = document.getElementsByTagName("head")[0] || document.documentElement;
var script = document.createElement("script");
script.src = s.url;
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;
// 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 || 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]);
- }
+ // 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 ( 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 ] ?
s.accepts[ s.dataType ] + ", */*" :
s.accepts._default );
- } catch(e){}
+ } catch(e) {}
// Allow custom headers/mimetypes and early abort
if ( s.beforeSend && s.beforeSend.call(callbackContext, xhr, s) === false ) {
}
// Wait for a response to come back
- var onreadystatechange = function(isTimeout){
+ var onreadystatechange = xhr.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" );
- }
+ requestDone = true;
+ xhr.onreadystatechange = jQuery.noop;
+
+ // 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;
- }
+ xhr.onreadystatechange = jQuery.noop;
status = isTimeout === "timeout" ?
"timeout" :
// Fire the complete handlers
complete();
- 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);
-
- // Timeout checker
- if ( s.timeout > 0 ) {
- setTimeout(function(){
- // Check to see if the request is still happening
- if ( xhr && !requestDone ) {
- onreadystatechange( "timeout" );
- }
- }, s.timeout);
- }
+ // 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
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
onreadystatechange();
}
- function success(){
+ function success() {
// If a local callback was specified, fire it and pass it the data
if ( s.success ) {
- s.success.call( callbackContext, data, status );
+ s.success.call( callbackContext, data, status, xhr );
}
// Fire the global callback
}
}
- function complete(){
+ function complete() {
// Process result
if ( s.complete ) {
s.complete.call( callbackContext, xhr, status);
}
}
- function trigger(type, args){
+ function trigger(type, args) {
(s.context ? jQuery(s.context) : jQuery.event).trigger(type, args);
}
// 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;
},
// 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;
+ param: function( a, traditional ) {
+
+ var s = [];
- function add( key, value ){
+ // Set traditional to true for jQuery <= 1.3.2 behavior.
+ if ( traditional === undefined ) {
+ traditional = jQuery.ajaxSettings.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);
+ 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 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)
+ } else {
+ // If traditional, encode the "old" way (the way 1.3.2 or older
+ // did it), otherwise encode params recursively.
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 );
+ if ( jQuery.isArray(obj) ) {
+ // Serialize array item.
+ jQuery.each( obj, function( i, v ) {
+ if ( traditional ) {
+ // 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 );
+ }
});
- 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 if ( !traditional && typeof obj === "object" ) {
+ // Serialize object item.
+ jQuery.each( obj, function( k, v ) {
+ buildParams( prefix + "[" + k + "]", v );
+ });
- else
+ } else {
+ // Serialize scalar item.
add( prefix, obj );
-
+ }
});
-
+ }
+
// Return the resulting serialization
return s.join("&").replace(r20, "+");
}