ajaxSetup: function( settings ) {
jQuery.extend( true, jQuery.ajaxSettings, settings );
+ return this;
},
ajaxSettings: {
// Deferreds
deferred = jQuery.Deferred(),
completeDeferred = jQuery._Deferred(),
+ // Status-dependent callbacks
+ statusCode = s.statusCode || {},
// Headers (they are sent all at once)
requestHeaders = {},
// Response headers
// Stored success
success,
// Stored error
- error = statusText;
-
- // If not timeout, force a jQuery-compliant status text
- if ( statusText != "timeout" ) {
- statusText = ( status >= 200 && status < 300 ) ?
- "success" :
- ( status === 304 ? "notmodified" : "error" );
- }
+ error;
// 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 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 ) ] ||
+ // 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;
+ // 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 ) {
deferred.fireReject( callbackContext , [ jXHR , statusText , error ] );
}
+ // Status-dependent callbacks
+ jXHR.statusCode( statusCode );
+
if ( s.global ) {
globalEventContext.trigger( "ajax" + ( isSuccess ? "Success" : "Error" ) ,
[ jXHR , s , isSuccess ? success : error ] );
jXHR.error = jXHR.fail;
jXHR.complete = completeDeferred.done;
+ // Status-dependent callbacks
+ jXHR.statusCode = function( map ) {
+ if ( map ) {
+ var resolved = jXHR.isResolved(),
+ tmp;
+ if ( resolved || jXHR.isRejected() ) {
+ tmp = map[ jXHR.status ];
+ if ( tmp ) {
+ if ( map === statusCode ) {
+ delete statusCode[ jXHR.status ];
+ }
+ jXHR[ resolved ? "done" : "fail" ]( tmp );
+ }
+ } else {
+ for( tmp in map ) {
+ statusCode[ tmp ] = [ statusCode[ tmp ] , map[ tmp ] ];
+ }
+ }
+ }
+ return this;
+ };
+
// Remove hash character (#7531: and string promotion)
s.url = ( "" + s.url ).replace( rhash , "" );
}
// Get transport
- transport = jQuery.ajax.prefilter( s , options ).transport( s );
+ transport = jQuery.ajaxPrefilter( s , options ).ajaxTransport( s );
// Watch for a new set of requests
if ( s.global && jQuery.active++ === 0 ) {
}
}
- return noSelect ? jQuery.ajax : selected;
+ return noSelect ? jQuery : selected;
}
// Add an element to one of the structures in ajaxSettings
}
}
- return jQuery.ajax;
+ return jQuery;
}
// Install prefilter & transport methods
-jQuery.each( [ "prefilter" , "transport" ] , function( _ , name ) {
- _ = name + "s";
- jQuery.ajax[ name ] = function() {
+jQuery.each( [ "Prefilter" , "Transport" ] , function( _ , name ) {
+ _ = name.toLowerCase() + "s";
+ jQuery[ "ajax" + name ] = function() {
return ajax_addElement( _ , arguments );
};
} );