learnpress / inc / CourseBuilder / CourseBuilder.php

CourseBuilder.php in LearnPress – WordPress LMS Plugin for Create and Sell Online Courses trunk, at inc/CourseBuilder/CourseBuilder.php

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1	<?php
2
3	namespace LearnPress\CourseBuilder;
4
5	use LearnPress\Helpers\Config;
6	use LearnPress\Models\UserModel;
7	use LP_Settings;
8	use WP_Query;
9
10	/**
11	* Course Builder class.
12	*
13	* @since 4.3.0
14	* @version 1.0.0
15	*/
16	class CourseBuilder {
17	/**
18	* Constant for new post identifier
19	*/
20	const POST_NEW = 'new';
21	const QUERY_VAR_IS_COURSE_BUILDER = 'is_course_builder';
22	const QUERY_VAR_ITEM_ID = 'lp_cb_item_id';
23	const QUERY_VAR_MENU_SLUG = 'lp_cb_menu_slug';
24
25	/**
26	* Constructor
27	*
28	*/
29	protected function __construct() {
30	}
31
32	/**
33	* Get menus structure default in course builder.
34	*
35	* @return array
36	* @since 4.3.6
37	* @version 1.0.0
38	*/
39	public static function get_menus_arr(): array {
40	return Config::instance()->get( 'menus', 'course-builder' );
41	}
42
43	/**
44	* Get the current menu slug for the Course Builder page.
45	*
46	* Retrieves the active menu slug from the WP_Query object based on the 'lp_cb_menu_slug' query variable.
47	*
48	* @return string The current menu slug.
49	*
50	* @since 4.3.6
51	* @version 1.0.0
52	*/
53	public static function get_menu_current(): string {
54	/** @var WP_Query $wp_query */
55	global $wp_query;
56	return (string) $wp_query->get( 'lp_cb_menu_slug', 'dashboard' );
57	}
58
59	/**
60	* Get the current section being viewed in a course builder tab.
61	* @param string $current
62	* @param string $tab
63	* @return string
64	*
65	* @since 4.3.0
66	* @version 1.0.0
67	*/
68	public static function get_current_section( $current = '', $tab = '' ) {
69	global $wp;
70
71	if ( empty( $_REQUEST[ self::QUERY_VAR_ITEM_ID ] ) && empty( $wp->query_vars[ self::QUERY_VAR_ITEM_ID ] ) ) {
72	return $current;
73	}
74
75	if ( ! empty( $_REQUEST['section'] ) ) {
76	$current = sanitize_text_field( $_REQUEST['section'] );
77	} elseif ( ! empty( $wp->query_vars['section'] ) ) {
78	$current = $wp->query_vars['section'];
79	} else {
80	if ( ! $tab ) {
81	$current_tab = self::get_menu_current();
82	} else {
83	$current_tab = $tab;
84	}
85	$tab_data = self::get_data( $current_tab );
86
87	if ( ! empty( $tab_data['sections'] ) ) {
88	$sections = $tab_data['sections'];
89	$section = reset( $sections );
90	if ( ! empty( $section['slug'] ) ) {
91	$current = $section['slug'];
92	} else {
93	$current = array_keys( $tab_data['sections'] );
94	}
95	}
96	}
97
98	return $current;
99	}
100
101	/**
102	* Retrieves tabs data or a specific tab by key.
103	*
104	* @param string\|bool
105	* @return array
106	*
107	* @since 4.3.0
108	* @version 1.0.0
109	*/
110	public static function get_data( $key = false ) {
111	$tabs = self::get_menus_arr();
112	return false !== $key ? ( array_key_exists( $key, $tabs ) ? $tabs[ $key ] : [] ) : $tabs;
113	}
114
115	/**
116	* Get link for course builder
117	*
118	* @param string $sub
119	*
120	* @return string
121	*/
122	public static function get_link_course_builder( string $sub = '' ): string {
123	$page = LP_Settings::get_option( 'course_builder', 'course-builder' );
124	return home_url( "{$page}/{$sub}" );
125	}
126
127	/**
128	* Get link for add new an item.
129	*
130	* @param $type
131	*
132	* @return string
133	*/
134	public static function get_link_add_new( $type ): string {
135	return self::get_link_course_builder( "{$type}/create" );
136	}
137
138	/**
139	* Get tab link
140	*
141	* @param string\|false $tab
142	* @param int\|string\|null $post_id
143	* @param string\|false $section
144	*
145	* @return string
146	*
147	* @since 4.3.0
148	* @version 1.0.0
149	*/
150	public static function get_tab_link( $tab = false, $post_id = null, $section = false ): string {
151	$link = '';
152	if ( ! $tab ) {
153	return $link;
154	}
155
156	$link = self::get_link_course_builder();
157
158	if ( ! empty( $tab ) ) {
159	$link .= $tab . '/';
160	}
161
162	if ( ! empty( $post_id ) ) {
163	$link .= $post_id . '/';
164	}
165
166	if ( ! empty( $section ) ) {
167	$link .= $section . '/';
168	}
169
170	return $link;
171	}
172
173	/**
174	* Get item id
175	*
176	* @return int\|string
177	*
178	* @since 4.3.6
179	* @version 1.0.0
180	*/
181	public static function get_item_id() {
182	/** @var WP_Query $wp_query */
183	global $wp_query;
184
185	return $wp_query->get( self::QUERY_VAR_ITEM_ID );
186	}
187
188	/**
189	* Get permission to view course builder
190	*
191	* @return bool
192	*/
193	public static function can_view_course_builder(): bool {
194	$userModel = UserModel::find( get_current_user_id(), true );
195	return $userModel && $userModel->is_instructor();
196	}
197
198	/**
199	* Get title page of course builder
200	*
201	* @return string
202	* @since 4.3.6
203	* @version 1.0.0
204	*/
205	public static function get_title_page(): string {
206	/** @var WP_Query $wp_query */
207	global $wp_query;
208	$title = '';
209
210	$menu_current = self::get_menu_current();
211	$menus = self::get_menus_arr();
212	if ( isset( $menus[ $menu_current ] ) ) {
213	$title = $menus[ $menu_current ]['title'] ?? '';
214
215	$post_id = CourseBuilder::get_item_id();
216	if ( ! empty( $post_id ) ) {
217	if ( $post_id === self::POST_NEW ) {
218	$title .= ' - ' . __( 'New', 'learnpress' );
219	} else {
220	$post = get_post( $post_id );
221	if ( $post ) {
222	$title = sprintf( __( 'Edit "%1$s" - %2$s', 'learnpress' ), $post->post_title, $title );
223	}
224	}
225	}
226	}
227
228	return $title;
229	}
230	}
231