X-Git-Url: http://git.asbjorn.biz/?p=jquery.git;a=blobdiff_plain;f=src%2Fajax.js;h=e910aa56f73d78c92e347450de6e3a867af68d6b;hp=86709005e0a0b7ce720d204acf34c9b140bb4176;hb=c55a76a23fdf8e9b22d9792a0f3a39051cc33993;hpb=eed3803c98bf5c074e40aad12f2e91435bf81154 diff --git a/src/ajax.js b/src/ajax.js index 8670900..e910aa5 100644 --- a/src/ajax.js +++ b/src/ajax.js @@ -1,5 +1,5 @@ (function( jQuery ) { - + var r20 = /%20/g, rbracket = /\[\]$/, rhash = /#.*$/, @@ -10,11 +10,11 @@ var r20 = /%20/g, rscript = /)<[^<]*)*<\/script>/gi, rselectTextarea = /^(?:select|textarea)/i, rts = /([?&])_=[^&]*/, - rurl = /^(\w+:)?\/\/([^\/?#]+)/, + rurl = /^(\w+:)?\/\/([^\/?#:]+)(?::(\d+))?/, // Slice function sliceFunc = Array.prototype.slice, - + // Keep a copy of the old load method _load = jQuery.fn.load; @@ -227,26 +227,26 @@ jQuery.extend({ // Main method // (s is used internally) ajax: function( url , options , s ) { - + // Handle varargs if ( arguments.length === 1 ) { options = url; url = options ? options.url : undefined; } - + // Force options to be an object options = options || {}; - + // Get the url if provided separately options.url = url || options.url; - + // Create the final options object s = jQuery.extend( true , {} , jQuery.ajaxSettings , options ); - + // We force the original context // (plain objects used as context get extended) s.context = options.context; - + var // jQuery lists jQuery_lastModified = jQuery.lastModified, jQuery_etag = jQuery.etag, @@ -271,9 +271,9 @@ jQuery.extend({ i, // Fake xhr jXHR = { - + readyState: 0, - + // Caches the header setRequestHeader: function(name,value) { if ( state === 0 ) { @@ -281,26 +281,26 @@ jQuery.extend({ } return this; }, - + // Raw string getAllResponseHeaders: function() { return state === 2 ? responseHeadersString : null; }, - + // Builds headers hashtable if needed // (match is used internally) getResponseHeader: function( key , match ) { - + if ( state !== 2 ) { return null; } - + if ( responseHeaders === undefined ) { - + responseHeaders = {}; - + if ( typeof responseHeadersString === "string" ) { - + while( ( match = rheaders.exec( responseHeadersString ) ) ) { responseHeaders[ match[ 1 ].toLowerCase() ] = match[ 2 ]; } @@ -308,7 +308,7 @@ jQuery.extend({ } return responseHeaders[ key.toLowerCase() ]; }, - + // Cancel the request abort: function( statusText ) { if ( transport && state !== 2 ) { @@ -323,15 +323,15 @@ jQuery.extend({ // It is defined here because jslint complains if it is declared // at the end of the function (which would be more logical and readable) function done( status , statusText , response , headers) { - + // Called once if ( state === 2 ) { return; } - + // State is "done" now state = 2; - + // Set readyState jXHR.readyState = status ? 4 : 0; @@ -342,35 +342,35 @@ jQuery.extend({ if ( timeoutTimer ) { clearTimeout(timeoutTimer); } - + var // Reference url url = s.url, // and ifModified status ifModified = s.ifModified, - + // Is it a success? isSuccess = 0, // Stored success success, // Stored error error = statusText; - + // If not timeout, force a jQuery-compliant status text if ( statusText != "timeout" ) { - statusText = ( status >= 200 && status < 300 ) ? + statusText = ( status >= 200 && status < 300 ) ? "success" : ( status === 304 ? "notmodified" : "error" ); } - + // If successful, handle type chaining if ( statusText === "success" || statusText === "notmodified" ) { - + // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. if ( s.ifModified ) { - + var lastModified = jXHR.getResponseHeader("Last-Modified"), etag = jXHR.getResponseHeader("Etag"); - + if (lastModified) { jQuery_lastModified[ s.url ] = lastModified; } @@ -378,17 +378,17 @@ jQuery.extend({ jQuery_etag[ s.url ] = etag; } } - + if ( s.ifModified && statusText === "notmodified" ) { - + success = null; isSuccess = 1; - + } else { // Chain data conversions and determine the final value // (if an exception is thrown in the process, it'll be notified as an error) try { - + var i, current, prev, @@ -403,27 +403,27 @@ jQuery.extend({ "xml": "XML", "text": "Text" }; - + for( i = 0 ; i < dataTypes.length ; i++ ) { - + current = dataTypes[ i ]; - + if ( responses[ current ] ) { jXHR[ "response" + responses[ current ] ] = response; responses[ current ] = 0; } - + if ( i ) { - + prev = dataTypes[ i - 1 ]; - + if ( prev !== "*" && current !== "*" && prev !== current ) { - + conv = converters[ ( conversion = prev + " " + current ) ] || converters[ "* " + current ]; - + conv1 = conv2 = 0; - + if ( ! conv && prev !== "text" && current !== "text" ) { conv1 = converters[ prev + " text" ] || converters[ "* text" ]; conv2 = converters[ "text " + current ]; @@ -433,58 +433,63 @@ jQuery.extend({ conv = conv1; } } - + if ( ! ( conv || conv1 && conv2 ) ) { throw conversion; } - + if ( conv !== true ) { response = conv ? conv( response ) : conv2( conv1( response ) ); } } } else if ( s.dataFilter ) { - + response = s.dataFilter( response ); dataTypes = s.dataTypes; } } - + // We have a real success success = response; isSuccess = 1; - + } catch(e) { - + statusText = "parsererror"; error = "" + e; - + } } - + } else { // if not success, mark it as an error - + error = error || statusText; + + // Set responseText if needed + if ( response ) { + jXHR.responseText = response; + } } - + // Set data for the fake xhr object jXHR.status = status; jXHR.statusText = statusText; - + // Success/Error if ( isSuccess ) { deferred.fire( callbackContext , [ success , statusText , jXHR ] ); } else { deferred.fireReject( callbackContext , [ jXHR , statusText , error ] ); } - + if ( s.global ) { globalEventContext.trigger( "ajax" + ( isSuccess ? "Success" : "Error" ) , [ jXHR , s , isSuccess ? success : error ] ); } - + // Complete completeDeferred.fire( callbackContext, [ jXHR , statusText ] ); - + if ( s.global ) { globalEventContext.trigger( "ajaxComplete" , [ jXHR , s] ); // Handle the global AJAX counter @@ -493,126 +498,131 @@ jQuery.extend({ } } } - + // Attach deferreds deferred.promise( jXHR ); - jXHR.success = jXHR.then; + jXHR.success = jXHR.done; jXHR.error = jXHR.fail; - jXHR.complete = completeDeferred.then; + jXHR.complete = completeDeferred.done; // Remove hash character (#7531: and string promotion) s.url = ( "" + s.url ).replace( rhash , "" ); - + // Uppercase the type s.type = s.type.toUpperCase(); - + // Determine if request has content s.hasContent = ! rnoContent.test( s.type ); - + // Extract dataTypes list s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().split( /\s+/ ); - + // Determine if a cross-domain request is in order var parts = rurl.exec( s.url.toLowerCase() ), loc = location; - s.crossDomain = !!( parts && ( parts[ 1 ] && parts[ 1 ] != loc.protocol || parts[ 2 ] != loc.host ) ); + s.crossDomain = !!( + parts && + ( parts[ 1 ] && parts[ 1 ] != loc.protocol || + parts[ 2 ] != loc.hostname || + ( parts[ 3 ] || 80 ) != ( loc.port || 80 ) ) + ); // Convert data if not already a string if ( s.data && s.processData && typeof s.data != "string" ) { s.data = jQuery.param( s.data , s.traditional ); } + // Get transport + transport = jQuery.ajax.prefilter( s ).transport( s ); + // Watch for a new set of requests if ( s.global && jQuery.active++ === 0 ) { jQuery.event.trigger( "ajaxStart" ); } - - // Get transport - transport = jQuery.ajax.prefilter( s ).transport( s ); - + // If no transport, we auto-abort if ( ! transport ) { - + done( 0 , "transport not found" ); jXHR = false; - + } else { - + // More options handling for requests with no content if ( ! s.hasContent ) { - + // If data is available, append data to url if ( s.data ) { s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.data; } - + // Add anti-cache in url if needed if ( s.cache === false ) { - + var ts = jQuery.now(), // try replacing _= if it is there ret = s.url.replace( rts , "$1_=" + ts ); - + // if nothing was replaced, add timestamp to the end s.url = ret + ( (ret == s.url ) ? ( rquery.test( s.url ) ? "&" : "?" ) + "_=" + ts : ""); } } - + // Set the correct header, if data is being sent - if ( ( s.data && s.hasContent ) || options.contentType ) { + if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) { requestHeaders[ "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 ] ) { + if ( jQuery_lastModified[ s.url ] ) { requestHeaders[ "if-modified-since" ] = jQuery_lastModified[ s.url ]; } if ( jQuery_etag[ s.url ] ) { requestHeaders[ "if-none-match" ] = jQuery_etag[ s.url ]; } } - + // Set the Accepts header for the server, depending on the dataType requestHeaders.accept = s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[ 0 ] ] ? s.accepts[ s.dataTypes[ 0 ] ] + ( s.dataTypes[ 0 ] !== "*" ? ", */*; q=0.01" : "" ) : s.accepts[ "*" ]; - + // Check for headers option for ( i in s.headers ) { requestHeaders[ i.toLowerCase() ] = s.headers[ i ]; } - + // Allow custom headers/mimetypes and early abort if ( s.beforeSend && ( s.beforeSend.call( callbackContext , jXHR , s ) === false || state === 2 ) ) { - + // Abort if not done already done( 0 , "abort" ); jXHR = false; - + } else { - + // Set state as sending state = 1; jXHR.readyState = 1; - + // Install callbacks on deferreds for ( i in { success:1, error:1, complete:1 } ) { jXHR[ i ]( s[ i ] ); } - + // Send global event if ( s.global ) { globalEventContext.trigger( "ajaxSend" , [ jXHR , s ] ); } - + // Timeout if ( s.async && s.timeout > 0 ) { timeoutTimer = setTimeout(function(){ jXHR.abort( "timeout" ); }, s.timeout); } - + // Try to send try { transport.send(requestHeaders, done); @@ -622,7 +632,7 @@ jQuery.extend({ done(0, "error", "" + e); jXHR = false; - + // Simply rethrow otherwise } else { jQuery.error(e); @@ -630,7 +640,7 @@ jQuery.extend({ } } } - + return jXHR; }, @@ -733,13 +743,13 @@ function ajax_selectOrExecute( structure , s ) { checked = {}, flag, noSelect = structure !== "transports"; - + function initSearch( dataType ) { flag = transportDataType !== dataType && ! checked[ dataType ]; - + if ( flag ) { - + checked[ dataType ] = 1; transportDataType = dataType; list = s[ structure ][ dataType ]; @@ -749,15 +759,15 @@ function ajax_selectOrExecute( structure , s ) { return flag; } - + initSearch( dataTypes[ 0 ] ); for ( i = 0 ; ( noSelect || ! selected ) && i <= length ; i++ ) { - + if ( i === length ) { - + initSearch( "*" ); - + } else { selected = list[ i ]( s , determineDataType ); @@ -778,7 +788,7 @@ function ajax_selectOrExecute( structure , s ) { // Add an element to one of the structures in ajaxSettings function ajax_addElement( structure , args ) { - + var i, start = 0, length = args.length, @@ -789,41 +799,41 @@ function ajax_addElement( structure , args ) { first, append, list; - + if ( length ) { - + first = jQuery.type( args[ 0 ] ); - + if ( first === "object" ) { return ajax_selectOrExecute( structure , args[ 0 ] ); } - + structure = jQuery.ajaxSettings[ structure ]; - + if ( first !== "function" ) { - + dataTypes = args[ 0 ].toLowerCase().split(/\s+/); dLength = dataTypes.length; start = 1; - + } - + if ( dLength && start < length ) { - + functors = sliceFunc.call( args , start ); - + for( i = 0 ; i < dLength ; i++ ) { - + dataType = dataTypes[ i ]; - + first = /^\+/.test( dataType ); - + if (first) { dataType = dataType.substr(1); } - + if ( dataType !== "" ) { - + append = Array.prototype[ first ? "unshift" : "push" ]; list = structure[ dataType ] = structure[ dataType ] || []; append.apply( list , functors ); @@ -831,7 +841,7 @@ function ajax_addElement( structure , args ) { } } } - + return jQuery.ajax; } @@ -842,18 +852,18 @@ jQuery.each( [ "prefilter" , "transport" ] , function( _ , name ) { return ajax_addElement( _ , arguments ); }; } ); - + // Utility function that handles dataType when response is received // (for those transports that can give text or xml responses) function determineDataType( s , ct , text , xml ) { - + var contents = s.contents, type, regexp, dataTypes = s.dataTypes, transportDataType = dataTypes[0], response; - + // Auto (xml, json, script or text determined given headers) if ( transportDataType === "*" ) { @@ -862,30 +872,30 @@ function determineDataType( s , ct , text , xml ) { transportDataType = dataTypes[0] = type; break; } - } - } - + } + } + // xml and parsed as such if ( transportDataType === "xml" && xml && xml.documentElement /* #4958 */ ) { - + response = xml; - + // Text response was provided } else { - + response = text; - + // If it's not really text, defer to converters if ( transportDataType !== "text" ) { dataTypes.unshift( "text" ); } - + } - + return response; -} +} /* * Create the request object; Microsoft failed to properly