var r20 = /%20/g,
rbracket = /\[\]$/,
+ rCRLF = /\r?\n/g,
rhash = /#.*$/,
rheaders = /^(.*?):\s*(.*?)\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,
rnoContent = /^(?:GET|HEAD)$/,
+ rprotocol = /^\/\//,
rquery = /\?/,
rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
rselectTextarea = /^(?:select|textarea)/i,
+ rspacesAjax = /\s+/,
rts = /([?&])_=[^&]*/,
- rurl = /^(\w+:)?\/\/([^\/?#:]+)(?::(\d+))?/,
- rCRLF = /\r?\n/g,
-
- // Slice function
- sliceFunc = Array.prototype.slice,
+ rurl = /^(\w+:)\/\/([^\/?#:]+)(?::(\d+))?/,
// Keep a copy of the old load method
- _load = jQuery.fn.load;
+ _load = jQuery.fn.load,
+
+ /* Prefilters
+ * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
+ * 2) These are called:
+ * - BEFORE asking for a transport
+ * - AFTER param serialization (s.data is a string if s.processData is true)
+ * 3) key is the dataType
+ * 4) the catchall symbol "*" can be used
+ * 5) execution will start with transport dataType and THEN continue down to "*" if needed
+ */
+ prefilters = {},
+
+ /* Transports bindings
+ * 1) key is the dataType
+ * 2) the catchall symbol "*" can be used
+ * 3) selection will start with transport dataType and THEN go to "*" if needed
+ */
+ transports = {};
+
+// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
+function addToPrefiltersOrTransports( structure ) {
+
+ // dataTypeExpression is optional and defaults to "*"
+ return function( dataTypeExpression, func ) {
+
+ if ( typeof dataTypeExpression !== "string" ) {
+ func = dataTypeExpression;
+ dataTypeExpression = "*";
+ }
+
+ if ( jQuery.isFunction( func ) ) {
+ var dataTypes = dataTypeExpression.split( rspacesAjax ),
+ i = 0,
+ length = dataTypes.length,
+ dataType,
+ list,
+ placeBefore;
+
+ // For each dataType in the dataTypeExpression
+ for(; i < length; i++ ) {
+ dataType = dataTypes[ i ];
+ // 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" ]( func );
+ }
+ }
+ };
+}
+
+//Base inspection function for prefilters and transports
+function inspectPrefiltersOrTransports( structure, options, originalOptions, jXHR,
+ dataType /* internal */, inspected /* internal */ ) {
+
+ dataType = dataType || options.dataTypes[ 0 ];
+ inspected = inspected || {};
+
+ inspected[ dataType ] = true;
+
+ var list = structure[ dataType ],
+ i = 0,
+ length = list ? list.length : 0,
+ executeOnly = ( structure === prefilters ),
+ selection;
+
+ for(; i < length && ( executeOnly || !selection ); i++ ) {
+ selection = list[ i ]( options, originalOptions, jXHR );
+ // If we got redirected to another dataType
+ // we try there if not done already
+ if ( typeof selection === "string" ) {
+ if ( inspected[ selection ] ) {
+ selection = undefined;
+ } else {
+ options.dataTypes.unshift( selection );
+ selection = inspectPrefiltersOrTransports(
+ structure, options, originalOptions, jXHR, selection, inspected );
+ }
+ }
+ }
+ // If we're only executing or nothing was selected
+ // we try the catchall dataType if not done already
+ if ( ( executeOnly || !selection ) && !inspected[ "*" ] ) {
+ selection = inspectPrefiltersOrTransports(
+ structure, options, originalOptions, jXHR, "*", inspected );
+ }
+ // unnecessary when only executing (prefilters)
+ // but it'll be ignored by the caller in that case
+ return selection;
+}
jQuery.fn.extend({
load: function( url, params, callback ) {
return this;
}
- var off = url.indexOf(" ");
+ var off = url.indexOf( " " );
if ( off >= 0 ) {
- var selector = url.slice(off, url.length);
- url = url.slice(0, off);
+ var selector = url.slice( off, url.length );
+ url = url.slice( 0, off );
}
// Default to a GET request
}
if ( callback ) {
- self.each( callback, [responseText, status, jXHR] );
+ self.each( callback, [ responseText, status, jXHR ] );
}
}
});
},
serialize: function() {
- return jQuery.param(this.serializeArray());
+ return jQuery.param( this.serializeArray() );
},
serializeArray: function() {
return this.map(function(){
- return this.elements ? jQuery.makeArray(this.elements) : this;
+ return this.elements ? jQuery.makeArray( this.elements ) : this;
})
.filter(function(){
return this.name && !this.disabled &&
- (this.checked || rselectTextarea.test(this.nodeName) ||
- rinput.test(this.type));
+ ( this.checked || rselectTextarea.test( this.nodeName ) ||
+ rinput.test( this.type ) );
})
- .map(function(i, elem){
- var val = jQuery(this).val();
+ .map(function( i, elem ){
+ var val = jQuery( this ).val();
return val == null ?
null :
- jQuery.isArray(val) ?
- jQuery.map( val, function(val, i){
- return { name: elem.name, value: val.replace(rCRLF, "\r\n") };
+ jQuery.isArray( val ) ?
+ jQuery.map( val, function( val, i ){
+ return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
}) :
- { name: elem.name, value: val.replace(rCRLF, "\r\n") };
+ { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
}).get();
}
});
// Attach a bunch of functions for handling common AJAX events
-jQuery.each( "ajaxStart ajaxStop ajaxComplete ajaxError ajaxSuccess ajaxSend".split(" "), function(i,o){
- jQuery.fn[o] = function(f){
- return this.bind(o, f);
+jQuery.each( "ajaxStart ajaxStop ajaxComplete ajaxError ajaxSuccess ajaxSend".split( " " ), function( i, o ){
+ jQuery.fn[ o ] = function( f ){
+ return this.bind( o, f );
};
-});
+} );
jQuery.each( [ "get", "post" ], function( i, method ) {
jQuery[ method ] = function( url, data, callback, type ) {
- // shift arguments if data argument was omited
+ // shift arguments if data argument was omitted
if ( jQuery.isFunction( data ) ) {
type = type || callback;
callback = data;
dataType: type
});
};
-});
+} );
jQuery.extend({
getScript: function( url, callback ) {
- return jQuery.get(url, null, callback, "script");
+ return jQuery.get( url, null, callback, "script" );
},
getJSON: function( url, data, callback ) {
- return jQuery.get(url, data, callback, "json");
+ return jQuery.get( url, data, callback, "json" );
},
ajaxSetup: function( 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",
json: /json/
},
- // Prefilters
- // 1) They are useful to introduce custom dataTypes (see transport/jsonp for an example)
- // 2) These are called:
- // * BEFORE asking for a transport
- // * AFTER param serialization (s.data is a string if s.processData is true)
- // 3) key is the dataType
- // 4) the catchall symbol "*" can be used
- // 5) execution will start with transport dataType and THEN continue down to "*" if needed
- prefilters: {},
-
- // Transports bindings
- // 1) key is the dataType
- // 2) the catchall symbol "*" can be used
- // 3) selection will start with transport dataType and THEN go to "*" if needed
- transports: {},
+ responseFields: {
+ xml: "responseXML",
+ text: "responseText"
+ },
// List of data converters
// 1) key format is "source_type destination_type" (a single space in-between)
}
},
+ ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
+ ajaxTransport: addToPrefiltersOrTransports( transports ),
+
// 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
- jQuery_lastModified = jQuery.lastModified,
- jQuery_etag = jQuery.etag,
+ var // Create the final options object
+ s = jQuery.extend( true, {}, jQuery.ajaxSettings, options ),
// 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
timeoutTimer,
// Cross-domain detection vars
loc = document.location,
+ protocol = loc.protocol || "http:",
parts,
// The jXHR state
state = 0,
readyState: 0,
// Caches the header
- setRequestHeader: function(name,value) {
+ setRequestHeader: function( name, value ) {
if ( state === 0 ) {
requestHeaders[ name.toLowerCase() ] = value;
}
},
// 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" ) {
-
+ getResponseHeader: function( key ) {
+ var match;
+ if ( state === 2 ) {
+ if ( !responseHeaders ) {
+ responseHeaders = {};
while( ( match = rheaders.exec( responseHeadersString ) ) ) {
- responseHeaders[ match[ 1 ].toLowerCase() ] = match[ 2 ];
+ 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 ) {
- transport.abort( statusText || "abort" );
- done( 0 , statusText );
+ statusText = statusText || "abort";
+ if ( transport ) {
+ transport.abort( statusText );
}
+ done( 0, statusText );
return this;
}
};
// 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 , response , headers) {
+ function done( status, statusText, responses, headers) {
// Called once
if ( state === 2 ) {
// State is "done" now
state = 2;
- // Set readyState
- jXHR.readyState = status ? 4 : 0;
-
- // Cache response headers
- responseHeadersString = headers || "";
-
// Clear timeout if it exists
if ( timeoutTimer ) {
- clearTimeout(timeoutTimer);
+ clearTimeout( timeoutTimer );
}
- var // Reference url
- url = s.url,
- // and ifModified status
- ifModified = s.ifModified,
+ // Dereference transport for early garbage collection
+ // (no matter how long the jXHR object will be used)
+ transport = undefined;
- // Is it a success?
- isSuccess = 0,
- // Stored success
- success,
- // Stored error
- error = statusText;
+ // Cache response headers
+ responseHeadersString = headers || "";
- // If not timeout, force a jQuery-compliant status text
- if ( statusText != "timeout" ) {
- statusText = ( status >= 200 && status < 300 ) ?
- "success" :
- ( status === 304 ? "notmodified" : "error" );
- }
+ // Set readyState
+ jXHR.readyState = status ? 4 : 0;
+
+ var isSuccess,
+ success,
+ error,
+ response = responses ? ajaxHandleResponses( s, jXHR, responses ) : undefined,
+ lastModified,
+ etag;
// 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 ) {
- var lastModified = jXHR.getResponseHeader("Last-Modified"),
- etag = jXHR.getResponseHeader("Etag");
-
- if (lastModified) {
- jQuery_lastModified[ s.url ] = lastModified;
+ if ( ( lastModified = jXHR.getResponseHeader( "Last-Modified" ) ) ) {
+ jQuery.lastModified[ s.url ] = lastModified;
}
- if (etag) {
- jQuery_etag[ s.url ] = etag;
+ if ( ( etag = jXHR.getResponseHeader( "Etag" ) ) ) {
+ jQuery.etag[ s.url ] = etag;
}
}
- if ( s.ifModified && statusText === "notmodified" ) {
+ // If not modified
+ if ( status === 304 ) {
- success = null;
- isSuccess = 1;
+ statusText = "notmodified";
+ isSuccess = true;
+ // If we have data
} 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 dataType
- current,
- // Previous dataType
- prev,
- // Conversion function
- conv,
- // Conversion functions (when text is used in-between)
- conv1,
- conv2,
- // 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 ) {
-
- // Get the converter
- conv = converters[ prev + " " + current ] ||
- 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 ) {
- // 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;
+ try {
+ success = ajaxConvert( s, response );
+ statusText = "success";
+ isSuccess = true;
} catch(e) {
-
+ // We have a parsererror
statusText = "parsererror";
- error = "" + e;
-
+ error = e;
}
}
-
- } else { // if not success, mark it as an error
-
- error = error || statusText;
-
- // Set responseText if needed
- if ( response ) {
- jXHR.responseText = response;
+ } else {
+ // We extract error from statusText
+ // then normalize statusText and status for non-aborts
+ error = statusText;
+ if( status ) {
+ statusText = "error";
+ if ( status < 0 ) {
+ status = 0;
}
+ }
}
// Set data for the fake xhr object
// 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
+ jXHR.statusCode( statusCode );
+ statusCode = undefined;
+
if ( s.global ) {
- globalEventContext.trigger( "ajax" + ( isSuccess ? "Success" : "Error" ) ,
- [ jXHR , s , isSuccess ? success : error ] );
+ 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] );
+ globalEventContext.trigger( "ajaxComplete", [ jXHR, s] );
// Handle the global AJAX counter
- if ( ! --jQuery.active ) {
+ if ( !( --jQuery.active ) ) {
jQuery.event.trigger( "ajaxStop" );
}
}
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 ( state < 2 ) {
+ for( tmp in map ) {
+ statusCode[ tmp ] = [ statusCode[tmp], map[tmp] ];
+ }
+ } else {
+ tmp = map[ jXHR.status ];
+ jXHR.then( tmp, tmp );
+ }
+ }
+ return this;
+ };
- // Determine if request has content
- s.hasContent = ! rnoContent.test( s.type );
+ // 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, protocol + "//" );
// Extract dataTypes list
- s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().split( /\s+/ );
+ s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().split( rspacesAjax );
// Determine if a cross-domain request is in order
- if ( ! s.crossDomain ) {
+ if ( !s.crossDomain ) {
parts = rurl.exec( s.url.toLowerCase() );
- s.crossDomain = !!(
- parts &&
- ( parts[ 1 ] && parts[ 1 ] != loc.protocol ||
- parts[ 2 ] != loc.hostname ||
- ( parts[ 3 ] || 80 ) != ( loc.port || 80 ) )
+ s.crossDomain = !!( parts &&
+ ( parts[ 1 ] != protocol || parts[ 2 ] != loc.hostname ||
+ ( parts[ 3 ] || ( parts[ 1 ] === "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" ) {
- s.data = jQuery.param( s.data , s.traditional );
+ if ( s.data && s.processData && typeof s.data !== "string" ) {
+ s.data = jQuery.param( s.data, s.traditional );
}
- // Get transport
- transport = jQuery.ajax.prefilter( s , options ).transport( s );
+ // Apply prefilters
+ inspectPrefiltersOrTransports( prefilters, s, options, jXHR );
+
+ // 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[ "*" ];
- // 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 ];
+ }
- // 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" );
+ // Return false
+ jXHR = false;
- // Allow custom headers/mimetypes and early abort
- if ( s.beforeSend && ( s.beforeSend.call( callbackContext , jXHR , s ) === false || state === 2 ) ) {
+ } else {
- // Abort if not done already
- done( 0 , "abort" );
- jXHR = false;
+ // Install callbacks on deferreds
+ for ( i in { success: 1, error: 1, complete: 1 } ) {
+ jXHR[ i ]( s[ i ] );
+ }
- } else {
+ // Get transport
+ transport = inspectPrefiltersOrTransports( transports, s, options, jXHR );
+ // If no transport, we auto-abort
+ if ( !transport ) {
+ done( -1, "No Transport" );
+ } 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 ) {
- globalEventContext.trigger( "ajaxSend" , [ jXHR , s ] );
+ globalEventContext.trigger( "ajaxSend", [ jXHR, s ] );
}
-
// Timeout
if ( s.async && s.timeout > 0 ) {
- timeoutTimer = setTimeout(function(){
+ timeoutTimer = setTimeout( function(){
jXHR.abort( "timeout" );
- }, s.timeout);
+ }, s.timeout );
}
- // Try to send
try {
- transport.send(requestHeaders, done);
+ transport.send( requestHeaders, done );
} catch (e) {
// Propagate exception as error if not done
- if ( status === 1 ) {
-
- done(0, "error", "" + e);
- jXHR = false;
-
+ if ( status < 2 ) {
+ done( -1, e );
// Simply rethrow otherwise
} else {
- jQuery.error(e);
+ jQuery.error( e );
}
}
}
}
-
return jXHR;
},
var s = [],
add = function( key, value ) {
// If value is a function, invoke it and return its value
- value = jQuery.isFunction(value) ? value() : value;
- s[ s.length ] = encodeURIComponent(key) + "=" + encodeURIComponent(value);
+ value = jQuery.isFunction( value ) ? value() : value;
+ s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
};
// Set traditional to true for jQuery <= 1.3.2 behavior.
}
// If an array was passed in, assume that it is an array of form elements.
- if ( jQuery.isArray(a) || a.jquery ) {
+ if ( jQuery.isArray( a ) || a.jquery ) {
// Serialize the form elements
jQuery.each( a, function() {
add( this.name, this.value );
- });
+ } );
} else {
// If traditional, encode the "old" way (the way 1.3.2 or older
// did it), otherwise encode params recursively.
for ( var prefix in a ) {
- buildParams( prefix, a[prefix], traditional, add );
+ buildParams( prefix, a[ prefix ], traditional, add );
}
}
// Return the resulting serialization
- return s.join("&").replace(r20, "+");
+ return s.join( "&" ).replace( r20, "+" );
}
});
function buildParams( prefix, obj, traditional, add ) {
- if ( jQuery.isArray(obj) && obj.length ) {
+ if ( jQuery.isArray( obj ) && obj.length ) {
// Serialize array item.
jQuery.each( obj, function( i, v ) {
if ( traditional || rbracket.test( prefix ) ) {
});
-//Execute or select from functions in a given structure of options
-function ajax_selectOrExecute( structure , s ) {
-
- var dataTypes = s.dataTypes,
- transportDataType,
- list,
- selected,
- i,
- length,
- checked = {},
- flag,
- noSelect = structure !== "transports";
-
- function initSearch( dataType ) {
-
- flag = transportDataType !== dataType && ! checked[ dataType ];
+/* Handles responses to an ajax request:
+ * - sets all responseXXX fields accordingly
+ * - finds the right dataType (mediates between content-type and expected dataType)
+ * - returns the corresponding response
+ */
+function ajaxHandleResponses( s, jXHR, responses ) {
- if ( flag ) {
+ var contents = s.contents,
+ dataTypes = s.dataTypes,
+ responseFields = s.responseFields,
+ ct,
+ type,
+ finalDataType,
+ firstDataType;
- checked[ dataType ] = 1;
- transportDataType = dataType;
- list = s[ structure ][ dataType ];
- i = -1;
- length = list ? list.length : 0 ;
+ // Fill responseXXX fields
+ for( type in responseFields ) {
+ if ( type in responses ) {
+ jXHR[ responseFields[type] ] = responses[ type ];
}
-
- 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;
- }
+ // Remove auto dataType and get content-type in the process
+ while( dataTypes[ 0 ] === "*" ) {
+ dataTypes.shift();
+ if ( ct === undefined ) {
+ ct = jXHR.getResponseHeader( "content-type" );
}
}
- 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 ] );
-
- 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 );
- }
+ // Check if we're dealing with a known content-type
+ if ( ct ) {
+ for ( type in contents ) {
+ if ( contents[ type ] && contents[ type ].test( ct ) ) {
+ dataTypes.unshift( type );
+ break;
}
}
}
- 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;
+ // Check to see if we have a response for the expected dataType
+ if ( dataTypes[ 0 ] in responses ) {
+ finalDataType = dataTypes[ 0 ];
+ } else {
+ // Try convertible dataTypes
+ for ( type in responses ) {
+ if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) {
+ finalDataType = type;
break;
}
+ if ( !firstDataType ) {
+ firstDataType = type;
+ }
}
+ // Or just use first one
+ finalDataType = finalDataType || firstDataType;
}
- // 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" );
+ // If we found a dataType
+ // We add the dataType to the list if needed
+ // and return the corresponding response
+ if ( finalDataType ) {
+ if ( finalDataType !== dataTypes[ 0 ] ) {
+ dataTypes.unshift( finalDataType );
}
-
+ return responses[ finalDataType ];
}
-
- 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 ) {}
+// Chain conversions given the request and the original response
+function ajaxConvert( s, response ) {
+
+ // Apply the dataFilter if provided
+ if ( s.dataFilter ) {
+ response = s.dataFilter( response, s.dataType );
}
- try {
- return new window.ActiveXObject("Microsoft.XMLHTTP");
- } catch( activeError ) {}
- };
+ var dataTypes = s.dataTypes,
+ converters = s.converters,
+ i,
+ length = dataTypes.length,
+ tmp,
+ // Current and previous dataTypes
+ current = dataTypes[ 0 ],
+ prev,
+ // Conversion expression
+ conversion,
+ // Conversion function
+ conv,
+ // Conversion functions (transitive conversion)
+ conv1,
+ conv2;
+
+ // For each dataType in the chain
+ for( i = 1; i < length; i++ ) {
+
+ // Get the dataTypes
+ prev = current;
+ current = dataTypes[ i ];
+
+ // If current is auto dataType, update it to prev
+ if( current === "*" ) {
+ current = prev;
+ // If no auto and dataTypes are actually different
+ } else if ( prev !== "*" && prev !== current ) {
+
+ // Get the converter
+ conversion = prev + " " + current;
+ conv = converters[ conversion ] || converters[ "* " + current ];
+
+ // If there is no direct converter, search transitively
+ if ( !conv ) {
+ conv2 = undefined;
+ for( conv1 in converters ) {
+ tmp = conv1.split( " " );
+ if ( tmp[ 0 ] === prev || tmp[ 0 ] === "*" ) {
+ conv2 = converters[ tmp[1] + " " + current ];
+ if ( conv2 ) {
+ conv1 = converters[ conv1 ];
+ if ( conv1 === true ) {
+ conv = conv2;
+ } else if ( conv2 === true ) {
+ conv = conv1;
+ }
+ break;
+ }
+ }
+ }
+ }
+ // If we found no converter, dispatch an error
+ if ( !( conv || conv2 ) ) {
+ jQuery.error( "No conversion from " + conversion.replace(" "," to ") );
+ }
+ // If found converter is not an equivalence
+ if ( conv !== true ) {
+ // Convert with 1 or 2 converters accordingly
+ response = conv ? conv( response ) : conv2( conv1(response) );
+ }
+ }
+ }
+ return response;
}
-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 );