Metabox.php — Advanced Access Manager – Access Governance for WordPress 5.8.2

advanced-access-manager / Application / Core / Object / Metabox.php

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Metabox.php

227 lines

1	<?php
2
3	/**
4	* ======================================================================
5	* LICENSE: This file is subject to the terms and conditions defined in *
6	* file 'license.txt', which is part of this source code package. *
7	* ======================================================================
8	*/
9
10	/**
11	* Metabox object
12	*
13	* @package AAM
14	* @author Vasyl Martyniuk <vasyl@vasyltech.com>
15	*/
16	class AAM_Core_Object_Metabox extends AAM_Core_Object {
17
18	/**
19	* Constructor
20	*
21	* @param AAM_Core_Subject $subject
22	*
23	* @return void
24	*
25	* @access public
26	*/
27	public function __construct(AAM_Core_Subject $subject) {
28	parent::__construct($subject);
29
30	$option = AAM_Core_Compatibility::convertMetaboxes(
31	$this->getSubject()->readOption('metabox')
32	);
33
34	if (!empty($option)) {
35	$this->setOverwritten(true);
36	}
37
38	// Load settings from Access & Security Policy
39	if (empty($option)) {
40	$stms = AAM_Core_Policy_Manager::getInstance()->find(
41	"/^(Metabox\|Widget):/i", $subject
42	);
43
44	foreach($stms as $key => $stm) {
45	$chunks = explode(':', $key);
46	$option[$chunks[1]] = ($stm['Effect'] === 'deny' ? 1 : 0);
47	}
48	}
49
50	if (empty($option)) {
51	$option = $this->getSubject()->inheritFromParent('metabox');
52	}
53
54	$this->setOption($option);
55	}
56
57	/**
58	*
59	* @global type $wp_registered_widgets
60	* @param type $sidebar_widgets
61	* @return type
62	*/
63	public function filterFrontend($sidebar_widgets) {
64	global $wp_registered_widgets;
65
66	if (is_array($wp_registered_widgets)) {
67	foreach ($wp_registered_widgets as $id => $widget) {
68	$callback = $this->getWidgetCallback($widget);
69	if ($this->has('widgets', $callback)) {
70	unregister_widget($callback);
71	//remove it from registered widget global var!!
72	//INFORM: Why Unregister Widget does not clear global var?
73	unset($wp_registered_widgets[$id]);
74	}
75	}
76	}
77
78	return $sidebar_widgets;
79	}
80
81	/**
82	*
83	* @param type $widget
84	* @return type
85	*/
86	protected function getWidgetCallback($widget) {
87	if (is_object($widget['callback'][0])) {
88	$callback = get_class($widget['callback'][0]);
89	} elseif (is_string($widget['callback'][0])) {
90	$callback = $widget['callback'][0];
91	} else {
92	$callback = isset($widget['classname']) ? $widget['classname'] : null;
93	}
94
95	return $callback;
96	}
97
98	/**
99	*
100	* @global type $wp_meta_boxes
101	* @param type $screen
102	*/
103	public function filterBackend($screen) {
104	global $wp_meta_boxes;
105
106	if (is_array($wp_meta_boxes)) {
107	foreach ($wp_meta_boxes as $screen_id => $zones) {
108	if ($screen === $screen_id) {
109	$this->filterZones($zones, $screen_id);
110	}
111	}
112	}
113	}
114
115	/**
116	*
117	* @global type $wp_registered_widgets
118	*/
119	public function filterAppearanceWidgets() {
120	global $wp_registered_widgets;
121
122	foreach($wp_registered_widgets as $id => $widget) {
123	$callback = $this->getWidgetCallback($widget);
124	if ($this->has('widgets', $callback)) {
125	unregister_widget($callback);
126	unset($wp_registered_widgets[$id]);
127	}
128	}
129	}
130
131	/**
132	*
133	* @param type $zones
134	* @param type $screen_id
135	*/
136	protected function filterZones($zones, $screen_id) {
137	foreach ($zones as $zone => $priorities) {
138	foreach ($priorities as $metaboxes) {
139	$this->filterMetaboxes($zone, $metaboxes, $screen_id);
140	}
141	}
142	}
143
144	/**
145	*
146	* @param type $zone
147	* @param type $metaboxes
148	* @param type $screen_id
149	*/
150	protected function filterMetaboxes($zone, $metaboxes, $screen_id) {
151	foreach (array_keys($metaboxes) as $metabox) {
152	if ($this->has($screen_id, $metabox)) {
153	remove_meta_box($metabox, $screen_id, $zone);
154	}
155	}
156	}
157
158	/**
159	* @inheritdoc
160	*/
161	public function save($metabox, $granted) {
162	$option = $this->getOption();
163
164	$option[$metabox] = $granted;
165	$option[crc32($metabox)] = $granted;
166
167	return $this->getSubject()->updateOption($option, 'metabox');
168	}
169
170	/**
171	*
172	*/
173	public function reset() {
174	return $this->getSubject()->deleteOption('metabox');
175	}
176
177	/**
178	*
179	* @param type $screen
180	* @param type $metabox
181	* @return type
182	*/
183	public function has($screen, $metabox) {
184	$options = $this->getOption();
185	$mid = "{$screen}\|{$metabox}";
186
187	return !empty($options[$mid]) \|\| !empty($options[crc32($mid)]);
188	}
189
190	/**
191	* Allow access to a specific metabox
192	*
193	* @param string $screen
194	* @param string $metabox
195	*
196	* @return boolean
197	*
198	* @access public
199	*/
200	public function allow($screen, $metabox) {
201	$this->save("{$screen}\|{$metabox}", 0);
202	}
203
204	/**
205	* Deny access to a specific metabox
206	*
207	* @param string $screen
208	* @param string $metabox
209	*
210	* @return boolean
211	*
212	* @access public
213	*/
214	public function deny($screen, $metabox) {
215	return $this->save("{$screen}\|{$metabox}", 1);
216	}
217
218	/**
219	*
220	* @param type $external
221	* @return type
222	*/
223	public function mergeOption($external) {
224	return AAM::api()->mergeSettings($external, $this->getOption(), 'metabox');
225	}
226
227	}