namibia
df0489e1eeeeab5a9bd44e1d84fce49924fe1bac
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/* Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved. For licensing, see LICENSE.html or http://ckeditor.com/license */ /** * @fileOverview Defines the {@link CKEDITOR.ajax} object, which holds ajax methods for * data loading. */ (function() { CKEDITOR.plugins.add( 'ajax', { requires : [ 'xml' ] }); /** * Ajax methods for data loading. * @namespace * @example */ CKEDITOR.ajax = (function() { var createXMLHttpRequest = function() { // In IE, using the native XMLHttpRequest for local files may throw // "Access is Denied" errors. if ( !CKEDITOR.env.ie || location.protocol != 'file:' ) try { return new XMLHttpRequest(); } catch(e) {} try { return new ActiveXObject( 'Msxml2.XMLHTTP' ); } catch (e) {} try { return new ActiveXObject( 'Microsoft.XMLHTTP' ); } catch (e) {} return null; }; var checkStatus = function( xhr ) { // HTTP Status Codes: // 2xx : Success // 304 : Not Modified // 0 : Returned when running locally (file://) // 1223 : IE may change 204 to 1223 (see http://dev.jquery.com/ticket/1450) return ( xhr.readyState == 4 && ( ( xhr.status >= 200 && xhr.status < 300 ) || xhr.status == 304 || xhr.status === 0 || xhr.status == 1223 ) ); }; var getResponseText = function( xhr ) { if ( checkStatus( xhr ) ) return xhr.responseText; return null; }; var getResponseXml = function( xhr ) { if ( checkStatus( xhr ) ) { var xml = xhr.responseXML; return new CKEDITOR.xml( xml && xml.firstChild ? xml : xhr.responseText ); } return null; }; var load = function( url, callback, getResponseFn ) { var async = !!callback; var xhr = createXMLHttpRequest(); if ( !xhr ) return null; xhr.open( 'GET', url, async ); if ( async ) { // TODO: perform leak checks on this closure. /** @ignore */ xhr.onreadystatechange = function() { if ( xhr.readyState == 4 ) { callback( getResponseFn( xhr ) ); xhr = null; } }; } xhr.send(null); return async ? '' : getResponseFn( xhr ); }; return /** @lends CKEDITOR.ajax */ { /** * Loads data from an URL as plain text. * @param {String} url The URL from which load data. * @param {Function} [callback] A callback function to be called on * data load. If not provided, the data will be loaded * synchronously. * @returns {String} The loaded data. For asynchronous requests, an * empty string. For invalid requests, null. * @example * // Load data synchronously. * var data = CKEDITOR.ajax.load( 'somedata.txt' ); * alert( data ); * @example * // Load data asynchronously. * var data = CKEDITOR.ajax.load( 'somedata.txt', function( data ) * { * alert( data ); * } ); */ load : function( url, callback ) { return load( url, callback, getResponseText ); }, /** * Loads data from an URL as XML. * @param {String} url The URL from which load data. * @param {Function} [callback] A callback function to be called on * data load. If not provided, the data will be loaded * synchronously. * @returns {CKEDITOR.xml} An XML object holding the loaded data. For asynchronous requests, an * empty string. For invalid requests, null. * @example * // Load XML synchronously. * var xml = CKEDITOR.ajax.loadXml( 'somedata.xml' ); * alert( xml.getInnerXml( '//' ) ); * @example * // Load XML asynchronously. * var data = CKEDITOR.ajax.loadXml( 'somedata.xml', function( xml ) * { * alert( xml.getInnerXml( '//' ) ); * } ); */ loadXml : function( url, callback ) { return load( url, callback, getResponseXml ); } }; })(); })(); |
Commits for namibiapublic/scripts/ckeditor/_source/plugins/ajax/plugin.js
Revision | Author | Commited | Message |
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df0489 ... | Mark | Fri 14 Oct, 2016 10:01:00 +0000 | initial commit |