6 ], function( jQuery, nonce, rquery ) {
9 rjsonp = /(=)\?(?=&|$)|\?\?/;
11 // Default jsonp settings
14 jsonpCallback: function() {
15 var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) );
16 this[ callback ] = true;
21 // Detect, normalize options and install callbacks for jsonp requests
22 jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {
24 var callbackName, overwritten, responseContainer,
25 jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ?
27 typeof s.data === "string" &&
28 ( s.contentType || "" )
29 .indexOf( "application/x-www-form-urlencoded" ) === 0 &&
30 rjsonp.test( s.data ) && "data"
33 // Handle iff the expected data type is "jsonp" or we have a parameter to set
34 if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) {
36 // Get callback name, remembering preexisting value associated with it
37 callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?
41 // Insert callback into url or form data
43 s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName );
44 } else if ( s.jsonp !== false ) {
45 s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
48 // Use data converter to retrieve json after script execution
49 s.converters[ "script json" ] = function() {
50 if ( !responseContainer ) {
51 jQuery.error( callbackName + " was not called" );
53 return responseContainer[ 0 ];
56 // Force json dataType
57 s.dataTypes[ 0 ] = "json";
60 overwritten = window[ callbackName ];
61 window[ callbackName ] = function() {
62 responseContainer = arguments;
65 // Clean-up function (fires after converters)
66 jqXHR.always( function() {
68 // If previous value didn't exist - remove it
69 if ( overwritten === undefined ) {
70 jQuery( window ).removeProp( callbackName );
72 // Otherwise restore preexisting value
74 window[ callbackName ] = overwritten;
78 if ( s[ callbackName ] ) {
80 // Make sure that re-using the options doesn't screw things around
81 s.jsonpCallback = originalSettings.jsonpCallback;
83 // Save the callback name for future use
84 oldCallbacks.push( callbackName );
87 // Call if it was a function and we have a response
88 if ( responseContainer && jQuery.isFunction( overwritten ) ) {
89 overwritten( responseContainer[ 0 ] );
92 responseContainer = overwritten = undefined;