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)$/i,
// #7653, #8125, #8152: local protocol detection
rlocalProtocol = /(?:^file|^widget|\-extension):$/,
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" ) {
if ( jQuery.isFunction( data ) ) {
type = type || callback;
callback = data;
- data = null;
+ data = undefined;
}
return jQuery.ajax({
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: {
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 or a jQuery collection
}
match = responseHeaders[ key.toLowerCase() ];
}
- return match || null;
+ return match === undefined ? null : match;
},
// Overrides response content-type header
// 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 );