Reorganzing the jQuery source (first phase).
[jquery.git] / src / ajax / ajax.js
diff --git a/src/ajax/ajax.js b/src/ajax/ajax.js
deleted file mode 100644 (file)
index ffe3048..0000000
+++ /dev/null
@@ -1,462 +0,0 @@
-jQuery.fn.extend({
-       load: function( url, params, callback ) {
-               if ( jQuery.isFunction( url ) )
-                       return this.bind("load", url);
-
-               var off = url.indexOf(" ");
-               if ( off >= 0 ) {
-                       var selector = url.slice(off, url.length);
-                       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 it's a function
-                       if ( jQuery.isFunction( params ) ) {
-                               // We assume that it's the callback
-                               callback = params;
-                               params = null;
-
-                       // Otherwise, build a param string
-                       } else {
-                               params = jQuery.param( params );
-                               type = "POST";
-                       }
-
-               var self = this;
-
-               // Request the remote document
-               jQuery.ajax({
-                       url: url,
-                       type: type,
-                       data: params,
-                       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
-                                       self.html( selector ?
-                                               // Create a dummy div to hold the results
-                                               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, ""))
-
-                                                       // Locate the specified elements
-                                                       .find(selector) :
-
-                                               // If not, just inject the full result
-                                               res.responseText );
-
-                               // Add delay to account for Safari's delay in globalEval
-                               setTimeout(function(){
-                                       self.each( callback, [res.responseText, status, res] );
-                               }, 13);
-                       }
-               });
-               return this;
-       },
-
-       serialize: function() {
-               return jQuery.param(this.serializeArray());
-       },
-\r      serializeArray: function() {\r
-               return this.map(function(){
-                       return jQuery.nodeName(this, "form") ?
-                               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));
-               })
-               .map(function(i, elem){\r                        var val = jQuery(this).val();
-                       return val == null ? null :
-                               val.constructor == Array ?
-                                       jQuery.map( val, function(i, val){\r                                             return {name: elem.name, value: val};
-                                       }) :
-                                       {name: elem.name, value: val};\r
-               }).get();\r      }
-});
-
-// 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){
-               return this.bind(o, f);
-       };
-});
-
-var jsc = (new Date).getTime();
-
-jQuery.extend({
-       get: function( url, data, callback, type ) {
-               // shift arguments if data argument was ommited
-               if ( jQuery.isFunction( data ) ) {
-                       callback = data;
-                       data = null;
-               }
-               
-               return jQuery.ajax({
-                       type: "GET",
-                       url: url,
-                       data: data,
-                       success: callback,
-                       dataType: type
-               });
-       },
-
-       getScript: function( url, callback ) {
-               return jQuery.get(url, null, callback, "script");
-       },
-
-       getJSON: function( url, data, callback ) {
-               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: {
-               global: true,
-               type: "GET",
-               timeout: 0,
-               contentType: "application/x-www-form-urlencoded",
-               processData: true,
-               async: true,
-               data: null
-       },
-       
-       // Last-Modified header cache for next request
-       lastModified: {},
-
-       ajax: function( s ) {
-               var jsonp, jsre = /=(\?|%3F)/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);
-
-               // Break the data into one single string
-               var q = s.url.indexOf("?");
-               if ( q > -1 ) {
-                       s.data = (s.data ? s.data + "&" : "") + s.url.slice(q + 1);
-                       s.url = s.url.slice(0, q);
-               }
-
-               // Handle JSONP Parameter Callbacks
-               if ( s.dataType == "jsonp" ) {
-                       if ( !s.data || !s.data.match(jsre) )
-                               s.data = (s.data ? s.data + "&" : "") + (s.jsonp || "callback") + "=?";
-                       s.dataType = "json";
-               }
-
-               // Build temporary JSONP function
-               if ( s.dataType == "json" && s.data && s.data.match(jsre) ) {
-                       jsonp = "jsonp" + jsc++;
-                       s.data = s.data.replace(jsre, "=" + jsonp);
-
-                       // 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();
-                               // Garbage collect
-                               window[ jsonp ] = undefined;
-                               try{ delete window[ jsonp ]; } catch(e){}
-                       };
-               }
-
-               if ( s.dataType == "script" && s.cache == null )
-                       s.cache = false;
-
-               if ( s.cache === false && s.type.toLowerCase() == "get" )
-                       s.data = (s.data ? s.data + "&" : "") + "_=" + (new Date()).getTime();
-
-               // If data is available, append data to url for get requests
-               if ( s.data && s.type.toLowerCase() == "get" ) {
-                       s.url += "?" + s.data;
-
-                       // IE likes to send both get and post data, prevent this
-                       s.data = null;
-               }
-
-               // Watch for a new set of requests
-               if ( s.global && ! jQuery.active++ )
-                       jQuery.event.trigger( "ajaxStart" );
-
-               // If we're requesting a remote document
-               // and trying to load JSON or Script
-               if ( !s.url.indexOf("http") && s.dataType == "script" ) {
-                       var script = document.createElement("script");
-                       script.src = s.url;
-
-                       // Handle Script loading
-                       if ( !jsonp && (s.success || s.complete) ) {
-                               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();
-                                               document.body.removeChild( script );
-                                       }
-                               };
-                       }
-
-                       document.body.appendChild(script);
-
-                       // We handle everything using the script element injection
-                       return;
-               }
-
-               var requestDone = false;
-
-               // 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();
-
-               // Open the socket
-               xml.open(s.type, s.url, s.async);
-
-               // Set the correct header, if data is being sent
-               if ( s.data )
-                       xml.setRequestHeader("Content-Type", s.contentType);
-
-               // 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" );
-
-               // Set header so the called script knows that it's an XMLHttpRequest
-               xml.setRequestHeader("X-Requested-With", "XMLHttpRequest");
-
-               // Allow custom headers/mimetypes
-               if ( s.beforeSend )
-                       s.beforeSend(xml);
-                       
-               if ( s.global )
-                   jQuery.event.trigger("ajaxSend", [xml, s]);
-
-               // 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;
-                               
-                               // clear poll interval
-                               if (ival) {
-                                       clearInterval(ival);
-                                       ival = null;
-                               }
-                               
-                               status = isTimeout == "timeout" && "timeout" ||
-                                       !jQuery.httpSuccess( xml ) && "error" ||
-                                       s.ifModified && jQuery.httpNotModified( xml, 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( xml, s.dataType );
-                                       } catch(e) {
-                                               status = "parsererror";
-                                       }
-                               }
-
-                               // 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
-       
-                                       if ( s.ifModified && modRes )
-                                               jQuery.lastModified[s.url] = modRes;
-
-                                       // JSONP handles its own success callback
-                                       if ( !jsonp )
-                                               success();      
-                               } else
-                                       jQuery.handleError(s, xml, status);
-
-                               // Fire the complete handlers
-                               complete();
-
-                               // Stop memory leaks
-                               if ( s.async )
-                                       xml = null;
-                       }
-               };
-               
-               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);
-               }
-               
-               // firefox 1.5 doesn't fire statechange for sync requests
-               if ( !s.async )
-                       onreadystatechange();
-               
-               // return XMLHttpRequest to allow aborting the request etc.
-               return xml;
-
-               function success(){
-                       // If a local callback was specified, fire it and pass it the data
-                       if ( s.success )
-                               s.success( data, status );
-
-                       // Fire the global callback
-                       if ( s.global )
-                               jQuery.event.trigger( "ajaxSuccess", [xml, s] );
-               }
-
-               function complete(){
-                       // Process result
-                       if ( s.complete )
-                               s.complete(xml, status);
-
-                       // The request was completed
-                       if ( s.global )
-                               jQuery.event.trigger( "ajaxComplete", [xml, s] );
-
-                       // Handle the global AJAX counter
-                       if ( s.global && ! --jQuery.active )
-                               jQuery.event.trigger( "ajaxStop" );
-               }
-       },
-
-       handleError: function( s, xml, status, e ) {
-               // If a local callback was specified, fire it
-               if ( s.error ) s.error( xml, status, e );
-
-               // Fire the global callback
-               if ( s.global )
-                       jQuery.event.trigger( "ajaxError", [xml, s, e] );
-       },
-
-       // Counter for holding the number of active queries
-       active: 0,
-
-       // Determines if an XMLHttpRequest was successful or not
-       httpSuccess: function( r ) {
-               try {
-                       return !r.status && location.protocol == "file:" ||
-                               ( r.status >= 200 && r.status < 300 ) || r.status == 304 ||
-                               jQuery.browser.safari && r.status == undefined;
-               } catch(e){}
-               return false;
-       },
-
-       // Determines if an XMLHttpRequest returns NotModified
-       httpNotModified: function( xml, url ) {
-               try {
-                       var xmlRes = xml.getResponseHeader("Last-Modified");
-
-                       // 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;
-       },
-
-       httpData: function( r, type ) {
-               var ct = r.getResponseHeader("content-type");
-               var xml = type == "xml" || !type && ct && ct.indexOf("xml") >= 0;
-               var data = xml ? r.responseXML : r.responseText;
-
-               if ( xml && data.documentElement.tagName == "parsererror" )
-                       throw "parsererror";
-
-               // 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" )
-                       data = eval("(" + data + ")");
-
-               return data;
-       },
-
-       // Serialize an array of form elements or a set of
-       // key/values into a query string
-       param: function( a ) {
-               var s = [];
-
-               // If an array was passed in, assume that it is an array
-               // of form elements
-               if ( a.constructor == Array || a.jquery )
-                       // Serialize the form elements
-                       jQuery.each( a, function(){
-                               s.push( encodeURIComponent(this.name) + "=" + encodeURIComponent( 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( a[j] ) );
-
-               // Return the resulting serialization
-               return s.join("&").replace(/%20/g, "+");
-       }
-
-});