https://forikes-ejournal.com/lib/pkp/js/controllers/UrlInDivHandler.js

1/**
2 * @file js/controllers/UrlInDivHandler.js
3 *
4 * Copyright (c) 2013-2015 Simon Fraser University Library
5 * Copyright (c) 2000-2015 John Willinsky
6 * Distributed under the GNU GPL v2. For full terms see the file docs/COPYING.
7 *
8 * @class UrlInDivHandler
9 * @ingroup js_controllers
10 *
11 * @brief "URL in div" handler
12 */
13(function($) {
14
15
16	/**
17	 * @constructor
18	 *
19	 * @extends $.pkp.classes.Handler
20	 *
21	 * @param {jQueryObject} $divElement the wrapped div element.
22	 * @param {Object} options options to be passed.
23	 */
24	$.pkp.controllers.UrlInDivHandler = function($divElement, options) {
25		this.parent($divElement, options);
26
27		// Store the URL (e.g. for reloads)
28		this.sourceUrl_ = options.sourceUrl;
29
30		// Load the contents.
31		this.reload();
32	};
33	$.pkp.classes.Helper.inherits(
34			$.pkp.controllers.UrlInDivHandler, $.pkp.classes.Handler);
35
36
37	//
38	// Private properties
39	//
40	/**
41	 * The URL to be used for data loaded into this div
42	 * @private
43	 * @type {?string}
44	 */
45	$.pkp.controllers.UrlInDivHandler.sourceUrl_ = null;
46
47
48	//
49	// Public Methods
50	//
51	/**
52	 * Reload the div contents.
53	 */
54	$.pkp.controllers.UrlInDivHandler.prototype.reload = function() {
55		$.get(this.sourceUrl_,
56				this.callbackWrapper(this.handleLoadedContent_), 'json');
57	};
58
59
60	//
61	// Private Methods
62	//
63	/**
64	 * Handle a callback after a load operation returns.
65	 *
66	 * @param {Object} ajaxContext The AJAX request context.
67	 * @param {Object} jsonData A parsed JSON response object.
68	 * @return {boolean} Message handling result.
69	 * @private
70	 */
71	/*jslint unparam: true*/
72	$.pkp.controllers.UrlInDivHandler.prototype.handleLoadedContent_ =
73			function(ajaxContext, jsonData) {
74
75		var handledJsonData = this.handleJson(jsonData);
76		if (handledJsonData.status === true) {
77			this.getHtmlElement().hide().html(handledJsonData.content).fadeIn(400);
78		} else {
79			// Alert that loading failed.
80			alert(handledJsonData.content);
81		}
82
83		return false;
84	};
85	/*jslint unparam: false*/
86
87/** @param {jQuery} $ jQuery closure. */
88}(jQuery));