vikbooking / libraries / system / body.php

body.php in VikBooking Hotel Booking Engine & PMS trunk, at libraries/system/body.php

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1	<?php
2	/**
3	* @package VikBooking - Libraries
4	* @subpackage system
5	* @author E4J s.r.l.
6	* @copyright Copyright (C) 2018 E4J s.r.l. All Rights Reserved.
7	* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
8	* @link https://vikwp.com
9	*/
10
11	// No direct access
12	defined('ABSPATH') or die('No script kiddies please!');
13
14	/**
15	* Helper class to handle the body of the page.
16	*
17	* @since 1.0
18	*/
19	class VikBookingBody
20	{
21	/**
22	* The response processed by the request.
23	*
24	* @var string
25	*/
26	protected static $response = null;
27
28	/**
29	* Executes the MVC internal framework to obtain
30	* the requested HTML page body.
31	*
32	* Note: HEADERS NOT SENT
33	*
34	* @return void
35	*/
36	public static function process()
37	{
38	jimport('joomla.application.component.controller');
39
40	// start capturing the buffer
41	ob_start();
42
43	/**
44	* Fires before the controller of VikBooking is dispatched.
45	* Useful to require libraries and to check user global permissions.
46	*
47	* @since 1.0
48	*/
49	do_action('vikbooking_before_dispatch');
50
51	$task = JFactory::getApplication()->input->get('task');
52
53	// execute the controller
54	$controller = JController::getInstance('VikBooking', VIKBOOKING_BASE);
55	$controller->execute($task);
56
57	// redirect if set by the controller
58	$controller->redirect();
59
60	/**
61	* Fires after the controller of VikBooking is dispatched.
62	* Useful to include web resources (CSS and JS).
63	*
64	* If the controller terminates the process (exit or die),
65	* this hook won't be fired.
66	*
67	* @since 1.0
68	*/
69	do_action('vikbooking_after_dispatch');
70
71	// capture the response echoed by the controller
72	static::$response = ob_get_contents();
73
74	// clean the buffer
75	ob_end_clean();
76
77	/**
78	* We prepend the system messages to the body as we are displaying HTML contents.
79	* We no longer do this in the getHtml() method to avoid issues with the PHP session.
80	*
81	* @since 1.3.5
82	*/
83	static::$response = VikBookingLayoutHelper::renderSystemMessages($queue = null, $echo = false) . static::$response;
84	}
85
86	/**
87	* Renders the obtained response in HTML format.
88	* Note: HEADERS ALREADY SENT
89	*
90	* @param boolean $return True to return the contents.
91	* False to echo them directly.
92	*
93	* @return void\|string
94	*
95	* @uses process()
96	*/
97	public static function getHtml($return = false)
98	{
99	// check if the response is set
100	if (is_null(static::$response))
101	{
102	// obtain the response
103	static::process();
104	}
105
106	// get response
107	$body = static::$response;
108
109	/**
110	* Never JSON encode the HTML when the caller explictly
111	* requested to this method to return it instead of
112	* directly echoing it.
113	*
114	* This is needed in case the shortcode is executed by
115	* a third-party plugin to display a preview of the
116	* page, which could be made via AJAX (see Elementor).
117	*
118	* @since 1.5.5
119	*/
120	if (wp_doing_ajax() && !$return)
121	{
122	/**
123	* Include the AJAX scripts.
124	*
125	* @since 1.3.9
126	*/
127	$body .= JFactory::getDocument()->getAjaxScripts();
128
129	// if we are doing AJAX, encode the response in JSON format
130	$body = json_encode(array($body));
131	}
132	// otherwise render the body
133	else
134	{
135	$body = VikBookingLayoutHelper::renderBody(static::$response, false);
136	}
137
138	if ($return)
139	{
140	return $body;
141	}
142	else
143	{
144	echo $body;
145	}
146	}
147
148	/**
149	* Returns the HTML response without altering it.
150	*
151	* @return string The HTML response.
152	*
153	* @uses process()
154	*/
155	public static function getResponse()
156	{
157	// check if the response is set
158	if (is_null(static::$response))
159	{
160	// obtain the response
161	static::process();
162	}
163
164	return static::$response;
165	}
166	}
167