var // Create the final options object
s = jQuery.extend( true, {}, jQuery.ajaxSettings, options ),
- // Callbacks contexts
+ // 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,
- globalEventContext = callbackContext === s ? jQuery.event : jQuery( callbackContext ),
+ // 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,
// Deferreds
deferred = jQuery.Deferred(),
completeDeferred = jQuery._Deferred(),
}
var dataTypes = s.dataTypes,
- converters = s.converters,
+ converters = {},
i,
+ key,
length = dataTypes.length,
tmp,
// Current and previous dataTypes
// For each dataType in the chain
for( i = 1; i < length; i++ ) {
+ // Create converters map
+ // with lowercased keys
+ if ( i === 1 ) {
+ for( key in s.converters ) {
+ if( typeof key === "string" ) {
+ converters[ key.toLowerCase() ] = s.converters[ key ];
+ }
+ }
+ }
+
// Get the dataTypes
prev = current;
current = dataTypes[ i ];