78 lines
1.5 KiB
JavaScript
78 lines
1.5 KiB
JavaScript
define( [
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"../core",
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"../var/document",
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"../ajax"
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], function( jQuery, document ) {
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"use strict";
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// Prevent auto-execution of scripts when no explicit dataType was provided (See gh-2432)
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jQuery.ajaxPrefilter( function( s ) {
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if ( s.crossDomain ) {
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s.contents.script = false;
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}
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} );
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// Install script dataType
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jQuery.ajaxSetup( {
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accepts: {
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script: "text/javascript, application/javascript, " +
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"application/ecmascript, application/x-ecmascript"
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},
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contents: {
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script: /\b(?:java|ecma)script\b/
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},
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converters: {
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"text script": function( text ) {
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jQuery.globalEval( text );
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return text;
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}
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}
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} );
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// Handle cache's special case and crossDomain
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jQuery.ajaxPrefilter( "script", function( s ) {
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if ( s.cache === undefined ) {
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s.cache = false;
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}
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if ( s.crossDomain ) {
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s.type = "GET";
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}
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} );
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// Bind script tag hack transport
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jQuery.ajaxTransport( "script", function( s ) {
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// This transport only deals with cross domain requests
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if ( s.crossDomain ) {
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var script, callback;
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return {
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send: function( _, complete ) {
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script = jQuery( "<script>" ).prop( {
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charset: s.scriptCharset,
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src: s.url
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} ).on(
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"load error",
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callback = function( evt ) {
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script.remove();
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callback = null;
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if ( evt ) {
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complete( evt.type === "error" ? 404 : 200, evt.type );
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}
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}
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);
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// Use native DOM manipulation to avoid our domManip AJAX trickery
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document.head.appendChild( script[ 0 ] );
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},
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abort: function() {
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if ( callback ) {
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callback();
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}
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}
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};
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}
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} );
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} );
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