init

public/tinymce/classes/util/XHR.js

@@ -0,0 +1,84 @@
+/**
+ * XHR.js
+ *
+ * Copyright, Moxiecode Systems AB
+ * Released under LGPL License.
+ *
+ * License: http://www.tinymce.com/license
+ * Contributing: http://www.tinymce.com/contributing
+ */
+
+/**
+ * This class enables you to send XMLHTTPRequests cross browser.
+ * @class tinymce.util.XHR
+ * @static
+ * @example
+ * // Sends a low level Ajax request
+ * tinymce.util.XHR.send({
+ *    url: 'someurl',
+ *    success: function(text) {
+ *       console.debug(text);
+ *    }
+ * });
+ */
+define("tinymce/util/XHR", [], function() {
+	return {
+		/**
+		 * Sends a XMLHTTPRequest.
+		 * Consult the Wiki for details on what settings this method takes.
+		 *
+		 * @method send
+		 * @param {Object} settings Object will target URL, callbacks and other info needed to make the request.
+		 */
+		send: function(settings) {
+			var xhr, count = 0;
+
+			function ready() {
+				if (!settings.async || xhr.readyState == 4 || count++ > 10000) {
+					if (settings.success && count < 10000 && xhr.status == 200) {
+						settings.success.call(settings.success_scope, '' + xhr.responseText, xhr, settings);
+					} else if (settings.error) {
+						settings.error.call(settings.error_scope, count > 10000 ? 'TIMED_OUT' : 'GENERAL', xhr, settings);
+					}
+
+					xhr = null;
+				} else {
+					setTimeout(ready, 10);
+				}
+			}
+
+			// Default settings
+			settings.scope = settings.scope || this;
+			settings.success_scope = settings.success_scope || settings.scope;
+			settings.error_scope = settings.error_scope || settings.scope;
+			settings.async = settings.async === false ? false : true;
+			settings.data = settings.data || '';
+
+			xhr = new XMLHttpRequest();
+
+			if (xhr) {
+				if (xhr.overrideMimeType) {
+					xhr.overrideMimeType(settings.content_type);
+				}
+
+				xhr.open(settings.type || (settings.data ? 'POST' : 'GET'), settings.url, settings.async);
+
+				if (settings.content_type) {
+					xhr.setRequestHeader('Content-Type', settings.content_type);
+				}
+
+				xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
+
+				xhr.send(settings.data);
+
+				// Syncronous request
+				if (!settings.async) {
+					return ready();
+				}
+
+				// Wait for response, onReadyStateChange can not be used since it leaks memory in IE
+				setTimeout(ready, 10);
+			}
+		}
+	};
+});