X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fajax.js;h=bf6c46498249c7532669e566fd058022d6be361a;hb=d524c7eecca57959130099dada409e1fafd65677;hp=104961497c96b4eeb553a425d70cc669b1ca7d57;hpb=8b74ba07aabc11c1e987e3c7dfe8314c23bb5452;p=jquery.git diff --git a/src/ajax.js b/src/ajax.js index 1049614..bf6c464 100644 --- a/src/ajax.js +++ b/src/ajax.js @@ -1,7 +1,10 @@ jQuery.fn.extend({ + // Keep a copy of the old load + _load: jQuery.fn.load, + load: function( url, params, callback ) { - if ( jQuery.isFunction( url ) ) - return this.bind("load", url); + if ( typeof url != 'string' ) + return this._load( url ); var off = url.indexOf(" "); if ( off >= 0 ) { @@ -34,6 +37,7 @@ jQuery.fn.extend({ jQuery.ajax({ url: url, type: type, + dataType: "html", data: params, complete: function(res, status){ // If successful, inject the HTML into all the matched elements @@ -67,8 +71,8 @@ jQuery.fn.extend({ jQuery.makeArray(this.elements) : this; }) .filter(function(){ - return this.name && !this.disabled && - (this.checked || /select|textarea/i.test(this.nodeName) || + return this.name && !this.disabled && + (this.checked || /select|textarea/i.test(this.nodeName) || /text|hidden|password/i.test(this.type)); }) .map(function(i, elem){ @@ -90,7 +94,7 @@ jQuery.each( "ajaxStart,ajaxStop,ajaxComplete,ajaxError,ajaxSuccess,ajaxSend".sp }; }); -var jsc = (new Date).getTime(); +var jsc = now(); jQuery.extend({ get: function( url, data, callback, type ) { @@ -99,7 +103,7 @@ jQuery.extend({ callback = data; data = null; } - + return jQuery.ajax({ type: "GET", url: url, @@ -137,20 +141,31 @@ jQuery.extend({ }, ajaxSettings: { + url: location.href, global: true, type: "GET", timeout: 0, contentType: "application/x-www-form-urlencoded", processData: true, async: true, - data: null + data: null, + username: null, + password: null, + 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: {}, ajax: function( s ) { - var jsonp, jsre = /=(\?|%3F)/g, status, data; + var jsonp, jsre = /=\?(&|$)/g, status, data; // Extend the settings, but re-extend 's' so that it can be // checked again later (in the test suite, specifically) @@ -176,8 +191,8 @@ jQuery.extend({ // Replace the =? sequence both in the query string and the data if ( s.data ) - s.data = (s.data + "").replace(jsre, "=" + jsonp); - s.url = s.url.replace(jsre, "=" + jsonp); + s.data = (s.data + "").replace(jsre, "=" + jsonp + "$1"); + s.url = s.url.replace(jsre, "=" + jsonp + "$1"); // We need to make sure // that a JSONP style response is executed properly @@ -191,6 +206,8 @@ jQuery.extend({ // Garbage collect window[ jsonp ] = undefined; try{ delete window[ jsonp ]; } catch(e){} + if ( head ) + head.removeChild( script ); }; } @@ -198,7 +215,7 @@ jQuery.extend({ s.cache = false; if ( s.cache === false && s.type.toLowerCase() == "get" ) { - var ts = (new Date()).getTime(); + var ts = now(); // try replacing _= if it is there var ret = s.url.replace(/(\?|&)_=.*?(&|$)/, "$1_=" + ts + "$2"); // if nothing was replaced, add timestamp to the end @@ -217,12 +234,18 @@ jQuery.extend({ if ( s.global && ! jQuery.active++ ) jQuery.event.trigger( "ajaxStart" ); + // Matches an absolute URL, and saves the domain + var remote = /^(?:\w+:)?\/\/([^\/?#]+)/; + // If we're requesting a remote document - // and trying to load JSON or Script - if ( !s.url.indexOf("http") && ( s.dataType == "script" || s.dataType =="json" ) ) { + // and trying to load JSON or Script with a GET + if ( s.dataType == "script" && s.type.toLowerCase() == "get" + && remote.test(s.url) && remote.exec(s.url)[1] != location.host ){ var head = document.getElementsByTagName("head")[0]; var script = document.createElement("script"); script.src = s.url; + if (s.scriptCharset) + script.charset = s.scriptCharset; // Handle Script loading if ( !jsonp ) { @@ -230,7 +253,7 @@ jQuery.extend({ // Attach handlers for all browsers script.onload = script.onreadystatechange = function(){ - if ( !done && (!this.readyState || + if ( !done && (!this.readyState || this.readyState == "loaded" || this.readyState == "complete") ) { done = true; success(); @@ -243,7 +266,7 @@ jQuery.extend({ head.appendChild(script); // We handle everything using the script element injection - return; + return undefined; } var requestDone = false; @@ -253,24 +276,37 @@ jQuery.extend({ var xml = window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest(); // Open the socket - xml.open(s.type, s.url, s.async); + xml.open(s.type, s.url, s.async, s.username, s.password); + + // 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 ) + xml.setRequestHeader("Content-Type", s.contentType); - // 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 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"); - // Set header so the called script knows that it's an XMLHttpRequest - xml.setRequestHeader("X-Requested-With", "XMLHttpRequest"); + // Set the Accepts header for the server, depending on the dataType + xml.setRequestHeader("Accept", s.dataType && s.accepts[ s.dataType ] ? + s.accepts[ s.dataType ] + ", */*" : + s.accepts._default ); + } catch(e){} // Allow custom headers/mimetypes - if ( s.beforeSend ) - s.beforeSend(xml); - + if ( s.beforeSend && s.beforeSend(xml, s) === false ) { + // cleanup active request counter + s.global && jQuery.active--; + // close opended socket + xml.abort(); + return false; + } + if ( s.global ) jQuery.event.trigger("ajaxSend", [xml, s]); @@ -279,13 +315,13 @@ jQuery.extend({ // 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" || @@ -308,13 +344,13 @@ jQuery.extend({ 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(); + success(); } else jQuery.handleError(s, xml, status); @@ -326,10 +362,10 @@ jQuery.extend({ xml = null; } }; - + if ( s.async ) { // don't attach the handler to the request, just poll it instead - var ival = setInterval(onreadystatechange, 13); + var ival = setInterval(onreadystatechange, 13); // Timeout checker if ( s.timeout > 0 ) @@ -338,26 +374,23 @@ jQuery.extend({ 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 @@ -382,6 +415,9 @@ jQuery.extend({ if ( s.global && ! --jQuery.active ) jQuery.event.trigger( "ajaxStop" ); } + + // return XMLHttpRequest to allow aborting the request etc. + return xml; }, handleError: function( s, xml, status, e ) { @@ -420,9 +456,9 @@ jQuery.extend({ }, 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; + var ct = r.getResponseHeader("content-type"), + xml = type == "xml" || !type && ct && ct.indexOf("xml") >= 0, + data = xml ? r.responseXML : r.responseText; if ( xml && data.documentElement.tagName == "parsererror" ) throw "parsererror"; @@ -461,7 +497,7 @@ jQuery.extend({ s.push( encodeURIComponent(j) + "=" + encodeURIComponent( this ) ); }); else - s.push( encodeURIComponent(j) + "=" + encodeURIComponent( a[j] ) ); + s.push( encodeURIComponent(j) + "=" + encodeURIComponent( jQuery.isFunction(a[j]) ? a[j]() : a[j] ) ); // Return the resulting serialization return s.join("&").replace(/%20/g, "+");