X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Fajax.js;h=add3b3738cbd84cccccd0092e41319808b44bb5a;hb=d86c48679aeedf8a77ddc75b130f0babc6aa6336;hp=e56db83b5272658f223cc647f2dfc23face6e8cd;hpb=03bad0a9600f05e61a1464c55354d26fcd8f97a4;p=jquery.git diff --git a/src/ajax.js b/src/ajax.js index e56db83..add3b37 100644 --- a/src/ajax.js +++ b/src/ajax.js @@ -4,10 +4,10 @@ var r20 = /%20/g, rbracket = /\[\]$/, rCRLF = /\r?\n/g, rhash = /#.*$/, - rheaders = /^(.*?):\s*(.*?)\r?$/mg, // IE leaves an \r character at EOL + rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL rinput = /^(?:color|date|datetime|email|hidden|month|number|password|range|search|tel|text|time|url|week)$/i, // #7653, #8125, #8152: local protocol detection - rlocalProtocol = /(?:^file|^widget|\-extension):$/, + rlocalProtocol = /^(?:about|app|app\-storage|.+\-extension|file|widget):$/, rnoContent = /^(?:GET|HEAD)$/, rprotocol = /^\/\//, rquery = /\?/, @@ -15,7 +15,11 @@ var r20 = /%20/g, rselectTextarea = /^(?:select|textarea)/i, rspacesAjax = /\s+/, rts = /([?&])_=[^&]*/, - rurl = /^([\w\+\.\-]+:)\/\/([^\/?#:]*)(?::(\d+))?/, + rucHeaders = /(^|\-)([a-z])/g, + rucHeadersFunc = function( _, $1, $2 ) { + return $1 + $2.toUpperCase(); + }, + rurl = /^([\w\+\.\-]+:)(?:\/\/([^\/?#:]*)(?::(\d+))?)?/, // Keep a copy of the old load method _load = jQuery.fn.load, @@ -57,7 +61,7 @@ try { } // Segment location into parts -ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ); +ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || []; // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport function addToPrefiltersOrTransports( structure ) { @@ -160,7 +164,7 @@ jQuery.fn.extend({ if ( jQuery.isFunction( params ) ) { // We assume that it's the callback callback = params; - params = null; + params = undefined; // Otherwise, build a param string } else if ( typeof params === "object" ) { @@ -252,7 +256,7 @@ jQuery.each( [ "get", "post" ], function( i, method ) { if ( jQuery.isFunction( data ) ) { type = type || callback; callback = data; - data = null; + data = undefined; } return jQuery.ajax({ @@ -268,18 +272,34 @@ jQuery.each( [ "get", "post" ], function( i, method ) { jQuery.extend({ getScript: function( url, callback ) { - return jQuery.get( url, null, callback, "script" ); + return jQuery.get( url, undefined, callback, "script" ); }, getJSON: function( url, data, callback ) { return jQuery.get( url, data, callback, "json" ); }, - ajaxSetup: function( settings ) { - jQuery.extend( true, jQuery.ajaxSettings, settings ); - if ( settings.context ) { - jQuery.ajaxSettings.context = settings.context; + // Creates a full fledged settings object into target + // with both ajaxSettings and settings fields. + // If target is omitted, writes into ajaxSettings. + ajaxSetup: function ( target, settings ) { + if ( !settings ) { + // Only one parameter, we extend ajaxSettings + settings = target; + target = jQuery.extend( true, jQuery.ajaxSettings, settings ); + } else { + // target was provided, we extend into it + jQuery.extend( true, target, jQuery.ajaxSettings, settings ); + } + // Flatten fields we don't want deep extended + for( var field in { context: 1, url: 1 } ) { + if ( field in settings ) { + target[ field ] = settings[ field ]; + } else if( field in jQuery.ajaxSettings ) { + target[ field ] = jQuery.ajaxSettings[ field ]; + } } + return target; }, ajaxSettings: { @@ -356,18 +376,15 @@ jQuery.extend({ options = options || {}; var // Create the final options object - s = jQuery.extend( true, {}, jQuery.ajaxSettings, options ), + s = jQuery.ajaxSetup( {}, options ), // Callbacks context - // We force the original context if it exists - // or take it from jQuery.ajaxSettings otherwise - // (plain objects used as context get extended) - callbackContext = - ( s.context = ( "context" in options ? options : jQuery.ajaxSettings ).context ) || s, + callbackContext = s.context || s, // Context for global events // It's the callbackContext if one was provided in the options - // and if it's a DOM node - globalEventContext = callbackContext !== s && callbackContext.nodeType ? - jQuery( callbackContext ) : jQuery.event, + // and if it's a DOM node or a jQuery collection + globalEventContext = callbackContext !== s && + ( callbackContext.nodeType || callbackContext instanceof jQuery ) ? + jQuery( callbackContext ) : jQuery.event, // Deferreds deferred = jQuery.Deferred(), completeDeferred = jQuery._Deferred(), @@ -399,8 +416,8 @@ jQuery.extend({ // Caches the header setRequestHeader: function( name, value ) { - if ( state === 0 ) { - requestHeaders[ name.toLowerCase() ] = value; + if ( !state ) { + requestHeaders[ name.toLowerCase().replace( rucHeaders, rucHeadersFunc ) ] = value; } return this; }, @@ -422,7 +439,15 @@ jQuery.extend({ } match = responseHeaders[ key.toLowerCase() ]; } - return match || null; + return match === undefined ? null : match; + }, + + // Overrides response content-type header + overrideMimeType: function( type ) { + if ( !state ) { + s.mimeType = type; + } + return this; }, // Cancel the request @@ -439,7 +464,7 @@ jQuery.extend({ // Callback for when everything is done // 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, responses, headers) { + function done( status, statusText, responses, headers ) { // Called once if ( state === 2 ) { @@ -508,7 +533,7 @@ jQuery.extend({ // We extract error from statusText // then normalize statusText and status for non-aborts error = statusText; - if( status ) { + if( !statusText || status ) { statusText = "error"; if ( status < 0 ) { status = 0; @@ -573,7 +598,7 @@ jQuery.extend({ // Remove hash character (#7531: and string promotion) // Add protocol if not provided (#5866: IE7 issue with protocol-less urls) // We also use the url parameter if available - s.url = ( "" + ( url || s.url ) ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" ); + s.url = ( ( url || s.url ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" ); // Extract dataTypes list s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().split( rspacesAjax ); @@ -640,77 +665,76 @@ jQuery.extend({ // Set the correct header, if data is being sent if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) { - requestHeaders[ "content-type" ] = s.contentType; + requestHeaders[ "Content-Type" ] = s.contentType; } // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. if ( s.ifModified ) { ifModifiedKey = ifModifiedKey || s.url; if ( jQuery.lastModified[ ifModifiedKey ] ) { - requestHeaders[ "if-modified-since" ] = jQuery.lastModified[ ifModifiedKey ]; + requestHeaders[ "If-Modified-Since" ] = jQuery.lastModified[ ifModifiedKey ]; } if ( jQuery.etag[ ifModifiedKey ] ) { - requestHeaders[ "if-none-match" ] = jQuery.etag[ ifModifiedKey ]; + requestHeaders[ "If-None-Match" ] = jQuery.etag[ ifModifiedKey ]; } } // Set the Accepts header for the server, depending on the dataType - requestHeaders.accept = s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ? + 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 ]; + jqXHR.setRequestHeader( i, s.headers[ i ] ); } // Allow custom headers/mimetypes and early abort if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) { // Abort if not done already - done( 0, "abort" ); - // Return false - jqXHR = false; + jqXHR.abort(); + return false; - } else { + } - // Install callbacks on deferreds - for ( i in { success: 1, error: 1, complete: 1 } ) { - jqXHR[ i ]( s[ i ] ); - } + // Install callbacks on deferreds + for ( i in { success: 1, error: 1, complete: 1 } ) { + jqXHR[ i ]( s[ i ] ); + } - // Get transport - transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR ); + // Get transport + transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR ); - // If no transport, we auto-abort - if ( !transport ) { - done( -1, "No Transport" ); - } else { - // Set state as sending - state = jqXHR.readyState = 1; - // Send global event - if ( fireGlobals ) { - globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] ); - } - // Timeout - if ( s.async && s.timeout > 0 ) { - timeoutTimer = setTimeout( function(){ - jqXHR.abort( "timeout" ); - }, s.timeout ); - } + // If no transport, we auto-abort + if ( !transport ) { + done( -1, "No Transport" ); + } else { + jqXHR.readyState = 1; + // Send global event + if ( fireGlobals ) { + globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] ); + } + // Timeout + if ( s.async && s.timeout > 0 ) { + timeoutTimer = setTimeout( function(){ + jqXHR.abort( "timeout" ); + }, s.timeout ); + } - try { - transport.send( requestHeaders, done ); - } catch (e) { - // Propagate exception as error if not done - if ( status < 2 ) { - done( -1, e ); - // Simply rethrow otherwise - } else { - jQuery.error( e ); - } + try { + state = 1; + transport.send( requestHeaders, done ); + } catch (e) { + // Propagate exception as error if not done + if ( status < 2 ) { + done( -1, e ); + // Simply rethrow otherwise + } else { + jQuery.error( e ); } } } + return jqXHR; }, @@ -827,7 +851,7 @@ function ajaxHandleResponses( s, jqXHR, responses ) { while( dataTypes[ 0 ] === "*" ) { dataTypes.shift(); if ( ct === undefined ) { - ct = jqXHR.getResponseHeader( "content-type" ); + ct = s.mimeType || jqXHR.getResponseHeader( "content-type" ); } }