rselectTextarea = /^(?:select|textarea)/i,
rts = /([?&])_=[^&]*/,
rurl = /^(\w+:)?\/\/([^\/?#:]+)(?::(\d+))?/,
+ rCRLF = /\r?\n/g,
// Slice function
sliceFunc = Array.prototype.slice,
type: type,
dataType: "html",
data: params,
- complete: function( res, status ) {
+ // Complete callback (responseText is used internally)
+ complete: function( jXHR, status, responseText ) {
+ // Store the response as specified by the jXHR object
+ responseText = jXHR.responseText;
// If successful, inject the HTML into all the matched elements
- if ( status === "success" || status === "notmodified" ) {
+ if ( jXHR.isResolved() ) {
+ // #4825: Get the actual response in case
+ // a dataFilter is present in ajaxSettings
+ jXHR.done(function( r ) {
+ responseText = r;
+ });
// 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(rscript, ""))
+ .append(responseText.replace(rscript, ""))
// Locate the specified elements
.find(selector) :
// If not, just inject the full result
- res.responseText );
+ responseText );
}
if ( callback ) {
- self.each( callback, [res.responseText, status, res] );
+ self.each( callback, [responseText, status, jXHR] );
}
}
});
null :
jQuery.isArray(val) ?
jQuery.map( val, function(val, i){
- return {name: elem.name, value: val.replace(/\r?\n/g, "\r\n")};
+ return { name: elem.name, value: val.replace(rCRLF, "\r\n") };
}) :
- {name: elem.name, value: val.replace(/\r?\n/g, "\r\n")};
+ { name: elem.name, value: val.replace(rCRLF, "\r\n") };
}).get();
}
});
},
ajaxSetup: function( settings ) {
- jQuery.extend( jQuery.ajaxSettings, settings );
+ jQuery.extend( true, jQuery.ajaxSettings, settings );
+ if ( settings.context ) {
+ jQuery.ajaxSettings.context = settings.context;
+ }
},
ajaxSettings: {
timeout: 0,
data: null,
dataType: null,
- dataTypes: null,
username: null,
password: null,
cache: null,
traditional: false,
+ headers: {},
+ crossDomain: null,
*/
- xhr: function() {
- return new window.XMLHttpRequest();
- },
accepts: {
xml: "application/xml, text/xml",
// Parse text as xml
"text xml": jQuery.parseXML
+ },
+
+ // Utility function that handles dataType when response is received
+ // (for those transports that can give text or xml responses)
+ determineResponse: function( responses , ct ) {
+
+ var s = this,
+ contents = s.contents,
+ type,
+ regexp,
+ dataTypes = s.dataTypes,
+ transportDataType = dataTypes[0],
+ response;
+
+ // Auto (xml, json, script or text determined given headers)
+ if ( ct && transportDataType === "*" ) {
+
+ for ( type in contents ) {
+ if ( ( regexp = contents[ type ] ) && regexp.test( ct ) ) {
+ transportDataType = dataTypes[0] = type;
+ break;
+ }
+ }
+ }
+
+ // Get response
+ for( type in responses ) {
+ if ( type === transportDataType ) {
+ break;
+ }
+ }
+
+ // Get final response
+ response = responses[ type ];
+
+ // If it's not the right dataType, handle the dataTypeList
+ if ( transportDataType !== type ) {
+ if ( transportDataType === "*" ) {
+ dataTypes.shift();
+ }
+ dataTypes.unshift( type );
+ }
+
+ return response;
}
+
+ },
+
+ ajaxPrefilter: function( a , b ) {
+ ajaxPrefilterOrTransport( "prefilters" , a , b );
+ },
+
+ ajaxTransport: function( a , b ) {
+ return ajaxPrefilterOrTransport( "transports" , a , b );
},
// Main method
- // (s is used internally)
- ajax: function( url , options , s ) {
+ ajax: function( url , options ) {
- // Handle varargs
- if ( arguments.length === 1 ) {
+ // If options is not an object,
+ // we simulate pre-1.5 signature
+ if ( typeof( options ) !== "object" ) {
options = url;
- url = options ? options.url : undefined;
+ 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
+ var // Create the final options object
+ s = jQuery.extend( true , {} , jQuery.ajaxSettings , options ),
+ // jQuery lists
jQuery_lastModified = jQuery.lastModified,
jQuery_etag = jQuery.etag,
// Callbacks contexts
- callbackContext = s.context || s,
- globalEventContext = s.context ? jQuery( s.context ) : jQuery.event,
+ // 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,
+ globalEventContext = callbackContext === s ? jQuery.event : jQuery( callbackContext ),
// Deferreds
deferred = jQuery.Deferred(),
completeDeferred = jQuery._Deferred(),
+ // Status-dependent callbacks
+ statusCode = s.statusCode || {},
// Headers (they are sent all at once)
requestHeaders = {},
// Response headers
transport,
// timeout handle
timeoutTimer,
+ // Cross-domain detection vars
+ loc = document.location,
+ protocol = loc.protocol || "http:",
+ parts,
// The jXHR state
state = 0,
// Loop variable
},
// Builds headers hashtable if needed
- // (match is used internally)
- getResponseHeader: function( key , match ) {
+ getResponseHeader: function( key ) {
- if ( state !== 2 ) {
- return null;
- }
+ var match;
- if ( responseHeaders === undefined ) {
+ if ( state === 2 ) {
- responseHeaders = {};
+ if ( !responseHeaders ) {
- if ( typeof responseHeadersString === "string" ) {
+ responseHeaders = {};
while( ( match = rheaders.exec( responseHeadersString ) ) ) {
responseHeaders[ match[ 1 ].toLowerCase() ] = match[ 2 ];
}
}
+ match = responseHeaders[ key.toLowerCase() ];
+
}
- return responseHeaders[ key.toLowerCase() ];
+
+ return match || null;
},
// Cancel the request
abort: function( statusText ) {
- if ( transport && state !== 2 ) {
+ if ( transport ) {
transport.abort( statusText || "abort" );
- done( 0 , statusText );
}
+ done( 0 , statusText );
return this;
}
};
// State is "done" now
state = 2;
+ // Dereference transport for early garbage collection
+ // (no matter how long the jXHR transport will be used
+ transport = undefined;
+
// Set readyState
jXHR.readyState = status ? 4 : 0;
// Stored success
success,
// Stored error
- error = statusText;
+ error,
- // If not timeout, force a jQuery-compliant status text
- if ( statusText != "timeout" ) {
- statusText = ( status >= 200 && status < 300 ) ?
- "success" :
- ( status === 304 ? "notmodified" : "error" );
- }
+ // To keep track of statusCode based callbacks
+ oldStatusCode;
// If successful, handle type chaining
- if ( statusText === "success" || statusText === "notmodified" ) {
+ if ( status >= 200 && status < 300 || status === 304 ) {
// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
if ( s.ifModified ) {
}
}
- if ( s.ifModified && statusText === "notmodified" ) {
+ // If not modified
+ if ( status === 304 ) {
- success = null;
+ // Set the statusText accordingly
+ statusText = "notmodified";
+ // Mark as a success
isSuccess = 1;
+ // If we have data
} else {
+
+ // Set the statusText accordingly
+ statusText = "success";
+
// 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 dataType
current,
+ // Previous dataType
prev,
- checker,
+ // Conversion expression
+ conversion,
+ // Conversion function
conv,
+ // Conversion functions (when text is used in-between)
conv1,
conv2,
- convertion,
+ // Local references to dataTypes & converters
dataTypes = s.dataTypes,
converters = s.converters,
+ // DataType to responseXXX field mapping
responses = {
"xml": "XML",
"text": "Text"
};
+ // For each dataType in the chain
for( i = 0 ; i < dataTypes.length ; i++ ) {
current = dataTypes[ i ];
+ // If a responseXXX field for this dataType exists
+ // and if it hasn't been set yet
if ( responses[ current ] ) {
+ // Set it
jXHR[ "response" + responses[ current ] ] = response;
+ // Mark it as set
responses[ current ] = 0;
}
+ // If this is not the first element
if ( i ) {
+ // Get the dataType to convert from
prev = dataTypes[ i - 1 ];
+ // If no catch-all and dataTypes are actually different
if ( prev !== "*" && current !== "*" && prev !== current ) {
- conv = converters[ ( conversion = prev + " " + current ) ] ||
- converters[ "* " + current ];
+ // Get the converter
+ conversion = prev + " " + current;
+ conv = converters[ conversion ] || converters[ "* " + current ];
conv1 = conv2 = 0;
+ // If there is no direct converter and none of the dataTypes is text
if ( ! conv && prev !== "text" && current !== "text" ) {
+ // Try with text in-between
conv1 = converters[ prev + " text" ] || converters[ "* text" ];
conv2 = converters[ "text " + current ];
+ // Revert back to a single converter
+ // if one of the converter is an equivalence
if ( conv1 === true ) {
conv = conv2;
} else if ( conv2 === true ) {
conv = conv1;
}
}
-
+ // If we found no converter, dispatch an error
if ( ! ( conv || conv1 && conv2 ) ) {
throw conversion;
}
-
+ // If found converter is not an equivalence
if ( conv !== true ) {
+ // Convert with 1 or 2 converters accordingly
response = conv ? conv( response ) : conv2( conv1( response ) );
}
}
+ // If it is the first element of the chain
+ // and we have a dataFilter
} else if ( s.dataFilter ) {
-
- response = s.dataFilter( response );
+ // Apply the dataFilter
+ response = s.dataFilter( response , current );
+ // Get dataTypes again in case the filter changed them
dataTypes = s.dataTypes;
}
}
+ // End of loop
// We have a real success
success = response;
isSuccess = 1;
+ // If an exception was thrown
} catch(e) {
+ // We have a parsererror
statusText = "parsererror";
error = "" + e;
}
}
- } else { // if not success, mark it as an error
+ // if not success, mark it as an error
+ } else {
- error = error || statusText;
+ error = statusText = statusText || "error";
// Set responseText if needed
if ( response ) {
// Success/Error
if ( isSuccess ) {
- deferred.fire( callbackContext , [ success , statusText , jXHR ] );
+ deferred.resolveWith( callbackContext , [ success , statusText , jXHR ] );
} else {
- deferred.fireReject( callbackContext , [ jXHR , statusText , error ] );
+ deferred.rejectWith( callbackContext , [ jXHR , statusText , error ] );
}
+ // Status-dependent callbacks
+ oldStatusCode = statusCode;
+ statusCode = undefined;
+ jXHR.statusCode( oldStatusCode );
+
if ( s.global ) {
globalEventContext.trigger( "ajax" + ( isSuccess ? "Success" : "Error" ) ,
[ jXHR , s , isSuccess ? success : error ] );
}
// Complete
- completeDeferred.fire( callbackContext, [ jXHR , statusText ] );
+ completeDeferred.resolveWith( callbackContext, [ jXHR , statusText ] );
if ( s.global ) {
globalEventContext.trigger( "ajaxComplete" , [ jXHR , s] );
jXHR.error = jXHR.fail;
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();
+ // Status-dependent callbacks
+ jXHR.statusCode = function( map ) {
+ if ( map ) {
+ var tmp;
+ if ( statusCode ) {
+ for( tmp in map ) {
+ statusCode[ tmp ] = [ statusCode[ tmp ] , map[ tmp ] ];
+ }
+ } else {
+ tmp = map[ jXHR.status ];
+ jXHR.done( tmp ).fail( tmp );
+ }
+ }
+ return this;
+ };
- // Determine if request has content
- s.hasContent = ! rnoContent.test( s.type );
+ // Remove hash character (#7531: and string promotion)
+ // We also use the url parameter if available
+ s.url = ( "" + ( url || s.url ) ).replace( rhash , "" );
// 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.hostname ||
- ( parts[ 3 ] || 80 ) != ( loc.port || 80 ) )
- );
+ if ( ! s.crossDomain ) {
+ parts = rurl.exec( s.url.toLowerCase() );
+ s.crossDomain = !!(
+ parts &&
+ ( parts[ 1 ] && parts[ 1 ] != protocol ||
+ parts[ 2 ] != loc.hostname ||
+ ( parts[ 3 ] || ( ( parts[ 1 ] || protocol ) === "http:" ? 80 : 443 ) ) !=
+ ( loc.port || ( protocol === "http:" ? 80 : 443 ) ) )
+ );
+ }
// Convert data if not already a string
- if ( s.data && s.processData && typeof s.data != "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 );
+ // Apply prefilters
+ jQuery.ajaxPrefilter( s , options );
+
+ // Uppercase the type
+ s.type = s.type.toUpperCase();
+
+ // Determine if request has content
+ s.hasContent = ! rnoContent.test( s.type );
// Watch for a new set of requests
if ( s.global && jQuery.active++ === 0 ) {
jQuery.event.trigger( "ajaxStart" );
}
- // If no transport, we auto-abort
- if ( ! transport ) {
-
- done( 0 , "transport not found" );
- jXHR = false;
+ // More options handling for requests with no content
+ if ( ! s.hasContent ) {
- } else {
+ // If data is available, append data to url
+ if ( s.data ) {
+ s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.data;
+ }
- // More options handling for requests with no content
- if ( ! s.hasContent ) {
+ // Add anti-cache in url if needed
+ if ( s.cache === false ) {
- // If data is available, append data to url
- if ( s.data ) {
- s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.data;
- }
+ var ts = jQuery.now(),
+ // try replacing _= if it is there
+ ret = s.url.replace( rts , "$1_=" + ts );
- // Add anti-cache in url if needed
- if ( s.cache === false ) {
+ // if nothing was replaced, add timestamp to the end
+ s.url = ret + ( (ret == s.url ) ? ( rquery.test( s.url ) ? "&" : "?" ) + "_=" + ts : "");
+ }
+ }
- var ts = jQuery.now(),
- // try replacing _= if it is there
- ret = s.url.replace( rts , "$1_=" + ts );
+ // Set the correct header, if data is being sent
+ if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
+ requestHeaders[ "content-type" ] = s.contentType;
+ }
- // if nothing was replaced, add timestamp to the end
- s.url = ret + ( (ret == s.url ) ? ( rquery.test( s.url ) ? "&" : "?" ) + "_=" + ts : "");
- }
+ // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
+ if ( s.ifModified ) {
+ if ( jQuery_lastModified[ s.url ] ) {
+ requestHeaders[ "if-modified-since" ] = jQuery_lastModified[ s.url ];
}
-
- // Set the correct header, if data is being sent
- if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
- requestHeaders[ "content-type" ] = s.contentType;
+ if ( jQuery_etag[ s.url ] ) {
+ requestHeaders[ "if-none-match" ] = jQuery_etag[ s.url ];
}
+ }
- // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
- if ( s.ifModified ) {
- 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 ) ) {
- // 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[ "*" ];
+ // Abort if not done already
+ done( 0 , "abort" );
- // Check for headers option
- for ( i in s.headers ) {
- requestHeaders[ i.toLowerCase() ] = s.headers[ i ];
+ // Return false
+ jXHR = false;
+
+ } else {
+
+ // Install callbacks on deferreds
+ for ( i in { success:1, error:1, complete:1 } ) {
+ jXHR[ i ]( s[ i ] );
}
- // Allow custom headers/mimetypes and early abort
- if ( s.beforeSend && ( s.beforeSend.call( callbackContext , jXHR , s ) === false || state === 2 ) ) {
+ // Get transport
+ transport = jQuery.ajaxTransport( s , options );
- // Abort if not done already
- done( 0 , "abort" );
- jXHR = false;
+ // If no transport, we auto-abort
+ if ( ! transport ) {
+
+ done( 0 , "notransport" );
} 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 ] );
- }
+ state = jXHR.readyState = 1;
// Send global event
if ( s.global ) {
});
-//Execute or select from functions in a given structure of options
-function ajax_selectOrExecute( structure , s ) {
+// Base function for both ajaxPrefilter and ajaxTransport
+function ajaxPrefilterOrTransport( arg0 , arg1 , arg2 ) {
- var dataTypes = s.dataTypes,
- transportDataType,
- list,
- selected,
+ var type = jQuery.type( arg1 ),
+ structure = jQuery.ajaxSettings[ arg0 ],
i,
- length,
- checked = {},
- flag,
- noSelect = structure !== "transports";
-
- function initSearch( dataType ) {
-
- flag = transportDataType !== dataType && ! checked[ dataType ];
-
- if ( flag ) {
-
- checked[ dataType ] = 1;
- transportDataType = dataType;
- list = s[ structure ][ dataType ];
- i = -1;
- length = list ? list.length : 0 ;
- }
-
- return flag;
- }
-
- initSearch( dataTypes[ 0 ] );
-
- for ( i = 0 ; ( noSelect || ! selected ) && i <= length ; i++ ) {
-
- if ( i === length ) {
-
- initSearch( "*" );
-
- } else {
-
- selected = list[ i ]( s , determineDataType );
-
- // If we got redirected to another dataType
- // Search there (if not in progress or already tried)
- if ( typeof( selected ) === "string" &&
- initSearch( selected ) ) {
-
- dataTypes.unshift( selected );
- selected = 0;
- }
- }
- }
-
- return noSelect ? jQuery.ajax : selected;
-}
-
-// Add an element to one of the structures in ajaxSettings
-function ajax_addElement( structure , args ) {
-
- var i,
- start = 0,
- length = args.length,
- dataTypes = [ "*" ],
- dLength = 1,
- dataType,
- functors = [],
- first,
- append,
- list;
-
- if ( length ) {
-
- first = jQuery.type( args[ 0 ] );
+ length;
+
+ // We have an options map so we have to inspect the structure
+ if ( type === "object" ) {
+
+ var options = arg1,
+ originalOptions = arg2,
+ // When dealing with prefilters, we execute only
+ // (no selection so we never stop when a function
+ // returns a non-falsy, non-string value)
+ executeOnly = ( arg0 === "prefilters" ),
+ inspect = function( dataType, tested ) {
+
+ if ( ! tested[ dataType ] ) {
+
+ tested[ dataType ] = true;
+
+ var list = structure[ dataType ],
+ selected;
+
+ for( i = 0, length = list ? list.length : 0 ; ( executeOnly || ! selected ) && i < length ; i++ ) {
+ selected = list[ i ]( options , originalOptions );
+ // If we got redirected to a different dataType,
+ // we add it and switch to the corresponding list
+ if ( typeof( selected ) === "string" && selected !== dataType ) {
+ options.dataTypes.unshift( selected );
+ selected = inspect( selected , tested );
+ // We always break in order not to continue
+ // to iterate in previous list
+ break;
+ }
+ }
+ // If we're only executing or nothing was selected
+ // we try the catchall dataType
+ if ( executeOnly || ! selected ) {
+ selected = inspect( "*" , tested );
+ }
+ // This will be ignored by ajaxPrefilter
+ // so it's safe to return no matter what
+ return selected;
+ }
- if ( first === "object" ) {
- return ajax_selectOrExecute( structure , args[ 0 ] );
- }
+ };
- structure = jQuery.ajaxSettings[ structure ];
+ // Start inspection with current transport dataType
+ return inspect( options.dataTypes[ 0 ] , {} );
- if ( first !== "function" ) {
+ } else {
- dataTypes = args[ 0 ].toLowerCase().split(/\s+/);
- dLength = dataTypes.length;
- start = 1;
+ // We're requested to add to the structure
+ // Signature is ( dataTypeExpression , function )
+ // with dataTypeExpression being optional and
+ // defaulting to catchAll (*)
+ type = type === "function";
+ if ( type ) {
+ arg2 = arg1;
+ arg1 = undefined;
}
+ arg1 = arg1 || "*";
- if ( dLength && start < length ) {
+ // We control that the second argument is really a function
+ if ( type || jQuery.isFunction( arg2 ) ) {
- functors = sliceFunc.call( args , start );
-
- for( i = 0 ; i < dLength ; i++ ) {
+ var dataTypes = arg1.split( /\s+/ ),
+ functor = arg2,
+ dataType,
+ list,
+ placeBefore;
+ // For each dataType in the dataTypeExpression
+ for( i = 0 , length = dataTypes.length ; i < length ; 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 );
+ // We control if we're asked to add before
+ // any existing element
+ placeBefore = /^\+/.test( dataType );
+ if ( placeBefore ) {
+ dataType = dataType.substr( 1 );
}
+ list = structure[ dataType ] = structure[ dataType ] || [];
+ // then we add to the structure accordingly
+ list[ placeBefore ? "unshift" : "push" ]( functor );
}
}
}
-
- return jQuery.ajax;
-}
-
-// Install prefilter & transport methods
-jQuery.each( [ "prefilter" , "transport" ] , function( _ , name ) {
- _ = name + "s";
- jQuery.ajax[ name ] = function() {
- 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 === "*" ) {
-
- for ( type in contents ) {
- if ( ( regexp = contents[ type ] ) && regexp.test( ct ) ) {
- 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
- * implement the XMLHttpRequest in IE7 (can't request local files),
- * so we use the ActiveXObject when it is available
- * Additionally XMLHttpRequest can be disabled in IE7/IE8 so
- * we need a fallback.
- */
-if ( window.ActiveXObject ) {
- jQuery.ajaxSettings.xhr = function() {
- if ( window.location.protocol !== "file:" ) {
- try {
- return new window.XMLHttpRequest();
- } catch( xhrError ) {}
- }
-
- try {
- return new window.ActiveXObject("Microsoft.XMLHTTP");
- } catch( activeError ) {}
- };
-}
-
-var testXHR = jQuery.ajaxSettings.xhr();
-
-// Does this browser support XHR requests?
-jQuery.support.ajax = !!testXHR;
-
-// Does this browser support crossDomain XHR requests
-jQuery.support.cors = testXHR && "withCredentials" in testXHR;
-
})( jQuery );