90 lines
1.9 KiB
JavaScript
90 lines
1.9 KiB
JavaScript
(function( jQuery ) {
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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, application/ecmascript, application/x-ecmascript"
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},
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contents: {
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script: /javascript|ecmascript/
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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 global
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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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s.global = false;
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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,
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head = document.head || document.getElementsByTagName( "head" )[0] || document.documentElement;
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return {
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send: function( _, callback ) {
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script = document.createElement( "script" );
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script.async = "async";
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if ( s.scriptCharset ) {
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script.charset = s.scriptCharset;
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}
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script.src = s.url;
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// Attach handlers for all browsers
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script.onload = script.onreadystatechange = function( _, isAbort ) {
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if ( !script.readyState || /loaded|complete/.test( script.readyState ) ) {
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// Handle memory leak in IE
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script.onload = script.onreadystatechange = null;
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// Remove the script
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if ( head && script.parentNode ) {
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head.removeChild( script );
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}
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// Dereference the script
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script = undefined;
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// Callback if not abort
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if ( !isAbort ) {
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callback( 200, "success" );
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}
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}
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};
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// Use insertBefore instead of appendChild to circumvent an IE6 bug.
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// This arises when a base node is used (#2709 and #4378).
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head.insertBefore( script, head.firstChild );
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},
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abort: function() {
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if ( script ) {
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script.onload( 0, 1 );
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}
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}
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};
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}
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} );
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})( jQuery );
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