learnpress / inc / templates / abstract-template.php

abstract-template.php in LearnPress – WordPress LMS Plugin for Create and Sell Online Courses 4.4.1, at inc/templates/abstract-template.php

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1	<?php
2
3	/**
4	* Class LP_Template
5	*
6	* @since 3.3.0
7	*/
8	class LP_Abstract_Template {
9
10	/**
11	* @var LP_Template
12	*/
13	protected static $instance = null;
14
15	/**
16	* LP_Template constructor.
17	*/
18	public function __construct() {
19	}
20
21	public function clearfix() {
22	learn_press_get_template( 'global/clearfix' );
23	}
24
25	public function callback( $template, $args = array() ) {
26	return array( new LP_Template_Callback( $template, $args ), 'callback' );
27	}
28
29	public function text( $text, $id = '' ) {
30	return array( new LP_Template_Callback( $text, $id ), 'text' );
31	}
32
33	public function __call( $name, $arguments ) {
34	$log = sprintf( 'Template %s::%s doesn\'t exists.', get_class( $this ), $name );
35	error_log( $log );
36
37	if ( LP_Debug::is_debug() ) {
38	echo sprintf( '<span title="%s" class="learn-press-template-warning"></span>', $log );
39	}
40	}
41
42	/**
43	* Return is callable method of self class.
44	*
45	* @since 3.3.0
46	*
47	* @param string $callback
48	*
49	* @return array
50	*/
51	public function func( $callback ) {
52	return array( $this, $callback );
53	}
54
55	/**
56	* Add callable method of self class to a hook of template.
57	*
58	* @param string $name
59	* @param string $callback
60	* @param int $priority
61	* @param int $number_args
62	*/
63	public function hook( $name, $callback, $priority = 10, $number_args = 1 ) {
64	add_action( $name, $this->func( $callback ), $priority, $number_args );
65	}
66
67	/**
68	* Remove hooked callable method.
69	*
70	* @param string $tag
71	* @param string $function_to_remove - '*' will remove all methods.
72	* @param int $priority
73	*
74	* Ex: Remove for text: LearnPress::instance()->template( 'course' )->remove( 'learn-press/course-content-summary', array( '<div class="course-detail-info"> <div class="lp-content-area"> <div class="course-info-left">', 'course-info-left-open' ), 10 );
75	*/
76	public function remove( $tag, $function_to_remove, $priority = 10 ) {
77	global $wp_filter;
78
79	try {
80	if ( is_array( $function_to_remove ) ) {
81	if ( empty( $wp_filter[ $tag ] ) ) {
82	return;
83	}
84
85	$callbacks = $wp_filter[ $tag ]->callbacks;
86	if ( ! $callbacks ) {
87	return;
88	}
89
90	$priorities = array_keys( $callbacks );
91
92	foreach ( $priorities as $priority1 ) {
93
94	if ( $priority !== '*' && $priority !== $priority1 ) {
95	continue;
96	}
97
98	if ( empty( $callbacks[ $priority1 ] ) ) {
99	continue;
100	}
101
102	foreach ( $callbacks[ $priority1 ] as $callback ) {
103
104	if ( ! $callback['function'][0] instanceof LP_Template_Callback ) {
105	continue;
106	}
107
108	if ( $callback['function'][0]->get_args() !== $function_to_remove[1] ) {
109	continue;
110	}
111
112	remove_action( $tag, $callback['function'], $priority1 );
113	}
114	}
115
116	return;
117
118	}
119	} catch ( Throwable $e ) {
120
121	}
122
123	/**
124	* $function_to_remove === '*' will remove all functions hooked into a hook
125	* in all priorities
126	*/
127	if ( $function_to_remove === '*' ) {
128	if ( ! empty( $wp_filter[ $tag ] ) ) {
129	unset( $wp_filter[ $tag ] );
130	}
131
132	return;
133	}
134
135	/**
136	* $priority === '*' will remove all functions hooked into a hook
137	* in
138	*/
139	if ( $priority === '*' ) {
140
141	if ( ! empty( $wp_filter[ $tag ]->callbacks ) ) {
142	$priorities = array_keys( $wp_filter[ $tag ]->callbacks );
143
144	foreach ( $priorities as $priority ) {
145	remove_action( $tag, $this->func( $function_to_remove ), $priority );
146	}
147	}
148
149	return;
150	}
151	remove_action( $tag, $this->func( $function_to_remove ), $priority );
152	}
153
154	/**
155	* Remove callback function.
156	*
157	* @param [type] $tag
158	* @param [type] $function
159	* @param [type] $priority
160	* @return void
161	*
162	* @author Nhamdv <email@email.com>
163	*
164	* Ex: LearnPress::instance()->template( 'course' )->remove_callback( 'learn-press/course-content-summary', 'single-course/title', 10 );
165	*
166	*/
167	public static function remove_callback( $tag, $function, $priority ) {
168	global $wp_filter;
169
170	if ( empty( $wp_filter[ $tag ] ) ) {
171	return;
172	}
173
174	try {
175	$callbacks = $wp_filter[ $tag ]->callbacks;
176
177	if ( ! $callbacks ) {
178	return;
179	}
180
181	$priorities = array_keys( $callbacks );
182
183	foreach ( $priorities as $priority1 ) {
184
185	if ( $priority !== '*' && $priority !== $priority1 ) {
186	continue;
187	}
188
189	if ( empty( $callbacks[ $priority1 ] ) ) {
190	continue;
191	}
192
193	foreach ( $callbacks[ $priority1 ] as $callback ) {
194
195	if ( ! $callback['function'][0] instanceof LP_Template_Callback ) {
196	continue;
197	}
198
199	if ( $callback['function'][1] !== 'callback' ) {
200	continue;
201	}
202
203	if ( $callback['function'][0]->get_template() !== $function ) {
204	continue;
205	}
206
207	remove_action( $tag, $callback['function'], $priority1 );
208	}
209	}
210	} catch ( Throwable $e ) {
211	error_log( __METHOD__ . ': ' . $e->getMessage() );
212	}
213	}
214
215	/**
216	* @return LP_Template
217	*/
218	public static function instance() {
219	if ( ! self::$instance ) {
220	self::$instance = new self();
221	}
222
223	return self::$instance;
224	}
225	}
226
227
228	class LP_Template_Callback {
229	/**
230	* @var string
231	*/
232	protected $template = '';
233
234	/**
235	* @var array
236	*/
237	protected $args = array();
238
239	/**
240	* LP_Template_Caller constructor.
241	*
242	* @param $template
243	* @param array $args
244	*/
245	public function __construct( $template, $args = array() ) {
246	$this->template = $template;
247	$this->args = $args;
248	}
249
250	/**
251	*
252	*/
253	public function callback() {
254	$template_args = array();
255
256	if ( $this->args ) {
257	foreach ( $this->args as $k => $v ) {
258	if ( is_numeric( $k ) && is_string( $v ) ) {
259	$template_args[ $v ] = func_get_arg( $k );
260	}
261	}
262	}
263
264	learn_press_get_template( $this->template, $template_args );
265	}
266
267	public function text() {
268	learn_press_echo_vuejs_write_on_php( $this->template );
269	}
270
271	public function get_args() {
272	return $this->args;
273	}
274
275	public function get_template() {
276	return $this->template;
277	}
278	}
279