X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fajax.js;h=36b979d342c68565431a000d15752e0feac25eac;hb=54867a98033d7c1d2811308861ea5a92ef80ad4b;hp=a0bcf55f7696ad8bc3aca923770df877e5e6f2a0;hpb=d9a3b133f1bf6a283349b5c0ab64b7c09cb9b92b;p=jquery.git diff --git a/src/ajax.js b/src/ajax.js index a0bcf55..36b979d 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 @@ -52,10 +56,7 @@ jQuery.fn.extend({ // 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); + self.each( callback, [res.responseText, status, res] ); } }); return this; @@ -70,8 +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){ @@ -93,7 +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 ) { @@ -102,7 +103,7 @@ jQuery.extend({ callback = data; data = null; } - + return jQuery.ajax({ type: "GET", url: url, @@ -140,47 +141,59 @@ 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; - // 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, + 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); - // 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) ) + if ( type == "GET" ) { + if ( !s.url.match(jsre) ) + s.url += (s.url.match(/\?/) ? "&" : "?") + (s.jsonp || "callback") + "=?"; + } else 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) ) { + if ( s.dataType == "json" && (s.data && s.data.match(jsre) || s.url.match(jsre)) ) { jsonp = "jsonp" + jsc++; - s.data = s.data.replace(jsre, "=" + jsonp); + + // Replace the =? sequence both in the query string and the data + if ( s.data ) + s.data = (s.data + "").replace(jsre, "=" + jsonp + "$1"); + s.url = s.url.replace(jsre, "=" + jsonp + "$1"); // We need to make sure // that a JSONP style response is executed properly @@ -194,18 +207,25 @@ jQuery.extend({ // Garbage collect window[ jsonp ] = undefined; try{ delete window[ jsonp ]; } catch(e){} + if ( head ) + head.removeChild( script ); }; } if ( s.dataType == "script" && s.cache == null ) s.cache = false; - if ( s.cache === false && s.type.toLowerCase() == "get" ) - s.data = (s.data ? s.data + "&" : "") + "_=" + (new Date()).getTime(); + if ( s.cache === false && type == "GET" ) { + var ts = now(); + // try replacing _= if it is there + var ret = s.url.replace(/(\?|&)_=.*?(&|$)/, "$1_=" + ts + "$2"); + // if nothing was replaced, add timestamp to the end + s.url = ret + ((ret == s.url) ? (s.url.match(/\?/) ? "&" : "?") + "_=" + ts : ""); + } // If data is available, append data to url for get requests - if ( s.data && s.type.toLowerCase() == "get" ) { - s.url += "?" + s.data; + if ( s.data && type == "GET" ) { + s.url += (s.url.match(/\?/) ? "&" : "?") + s.data; // IE likes to send both get and post data, prevent this s.data = null; @@ -215,20 +235,26 @@ 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" ) { + // and trying to load JSON or Script with a GET + if ( s.dataType == "script" && type == "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 && (s.success || s.complete) ) { + if ( !jsonp ) { var done = false; // 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(); @@ -241,7 +267,7 @@ jQuery.extend({ head.appendChild(script); // We handle everything using the script element injection - return; + return undefined; } var requestDone = false; @@ -251,39 +277,56 @@ jQuery.extend({ 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" ); + // Passing null username, generates a login popup on Opera (#2865) + if( s.username ) + xml.open(type, s.url, s.async, s.username, s.password); + else + xml.open(type, s.url, s.async); - // Set header so the called script knows that it's an XMLHttpRequest - xml.setRequestHeader("X-Requested-With", "XMLHttpRequest"); + // 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 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 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]); + 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" || @@ -306,13 +349,13 @@ 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); @@ -324,10 +367,10 @@ 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 ) @@ -336,26 +379,23 @@ 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 @@ -380,6 +420,9 @@ 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 ) { @@ -397,8 +440,9 @@ jQuery.extend({ // Determines if an XMLHttpRequest was successful or not httpSuccess: function( r ) { try { + // IE error sometimes returns 1223 when it should be 204 so treat it as success, see #1450 return !r.status && location.protocol == "file:" || - ( r.status >= 200 && r.status < 300 ) || r.status == 304 || + ( r.status >= 200 && r.status < 300 ) || r.status == 304 || r.status == 1223 || jQuery.browser.safari && r.status == undefined; } catch(e){} return false; @@ -417,9 +461,9 @@ 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"; @@ -458,7 +502,7 @@ 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, "+");