Admin.php — Tutor LMS – eLearning and online course solution 3.8.3

tutor / classes / Admin.php

tutor / classes Last commit date

Addons.php 11 months ago Admin.php 9 months ago Ajax.php 9 months ago Announcements.php 1 year ago Assets.php 10 months ago Backend_Page_Trait.php 1 year ago BaseController.php 1 year ago Config.php 11 months ago Container.php 11 months ago Course.php 9 months ago Course_Embed.php 3 years ago Course_Filter.php 1 year ago Course_List.php 10 months ago Course_Settings_Tabs.php 1 year ago Course_Widget.php 1 year ago Custom_Validation.php 3 years ago Dashboard.php 1 year ago Earnings.php 9 months ago FormHandler.php 2 years ago Frontend.php 1 year ago Gutenberg.php 1 year ago Icon.php 9 months ago Input.php 1 year ago Instructor.php 1 year ago Instructors_List.php 11 months ago Lesson.php 10 months ago Options_V2.php 9 months ago Permalink.php 2 years ago Post_types.php 1 year ago Private_Course_Access.php 1 year ago Q_And_A.php 10 months ago Question_Answers_List.php 11 months ago Quiz.php 9 months ago QuizBuilder.php 11 months ago Quiz_Attempts_List.php 9 months ago RestAPI.php 2 years ago Reviews.php 9 months ago Rewrite_Rules.php 2 years ago Shortcode.php 9 months ago Singleton.php 1 year ago Student.php 1 year ago Students_List.php 1 year ago Taxonomies.php 1 year ago Template.php 9 months ago Theme_Compatibility.php 3 years ago Tools.php 1 year ago Tools_V2.php 1 year ago Tutor.php 9 months ago TutorEDD.php 1 year ago Tutor_Base.php 2 years ago Tutor_Setup.php 1 year ago Upgrader.php 9 months ago User.php 1 year ago Utils.php 9 months ago Video_Stream.php 3 years ago WhatsNew.php 9 months ago Withdraw.php 1 year ago Withdraw_Requests_List.php 11 months ago WooCommerce.php 9 months ago

Admin.php

857 lines

1	<?php
2	/**
3	* Manage admin menu and plugin related logic
4	*
5	* @package Tutor
6	* @author Themeum <support@themeum.com>
7	* @link https://themeum.com
8	* @since 1.0.0
9	*/
10
11	namespace TUTOR;
12
13	use Tutor\Ecommerce\OrderController;
14	use Tutor\Helpers\HttpHelper;
15	use TUTOR\Input;
16	use Tutor\Models\CourseModel;
17	use Tutor\Traits\JsonResponse;
18
19	if ( ! defined( 'ABSPATH' ) ) {
20	exit;
21	}
22
23	/**
24	* Admin Class
25	*
26	* @since 1.0.0
27	*/
28	class Admin {
29	use JsonResponse;
30
31	/**
32	* Constructor
33	*
34	* @since 1.0.0
35	* @return void
36	*/
37	public function __construct() {
38
39	add_action( 'admin_notices', array( $this, 'show_unstable_version_admin_notice' ) );
40
41	add_action( 'admin_menu', array( $this, 'register_menu' ) );
42	// Force activate menu for necessary.
43	add_filter( 'parent_file', array( $this, 'parent_menu_active' ) );
44	add_filter( 'submenu_file', array( $this, 'submenu_file_active' ), 10, 2 );
45
46	add_action( 'admin_init', array( $this, 'filter_posts_for_instructors' ) );
47	add_action( 'load-post.php', array( $this, 'check_if_current_users_post' ) );
48
49	add_filter( 'plugin_action_links_' . plugin_basename( TUTOR_FILE ), array( $this, 'plugin_action_links' ) );
50
51	// Plugin Row Meta.
52	add_filter( 'plugin_row_meta', array( $this, 'plugin_row_meta' ), 10, 2 );
53
54	// Admin Footer Text.
55	add_filter( 'admin_footer_text', array( $this, 'admin_footer_text' ), 1 );
56	// Register Course Widget.
57	add_action( 'widgets_init', array( $this, 'register_course_widget' ) );
58
59	// Handle flash toast message for redirect_to util helper.
60	add_action( 'admin_head', array( new Utils(), 'handle_flash_message' ), 999 );
61
62	add_action( 'admin_bar_menu', array( $this, 'add_toolbar_items' ), 100 );
63
64	add_action( 'wp_ajax_tutor_do_not_show_feature_page', array( $this, 'handle_do_not_show_feature_page' ) );
65	}
66
67	/**
68	* Show unstable version notice.
69	*
70	* @since 3.0.0
71	*
72	* @return void
73	*/
74	public function show_unstable_version_admin_notice() {
75	$version = tutor_utils()->extract_version_details( TUTOR_VERSION );
76	if ( ! $version->is_stable ) {
77	/* translators: %s: version name */
78	$message = sprintf( __( 'You\'re currently using Tutor LMS %s. To ensure stability, please do not use it on a live site.', 'tutor' ), '<strong>' . $version->version . '</strong>' );
79	?>
80	<div class="notice notice-warning">
81	<p><strong><?php esc_html_e( 'Warning!', 'tutor' ); ?></strong></p>
82	<p><?php echo wp_kses_post( $message ); ?></p>
83	</div>
84	<?php
85	}
86	}
87
88	/**
89	* Register admin menus
90	*
91	* @since 1.0.0
92	* @since 3.8.0 re-organize admin menu.
93	*
94	* @return void
95	*/
96	public function register_menu() {
97	$has_pro = tutor()->has_pro;
98
99	$unanswered_questions = tutor_utils()->unanswered_question_count();
100	$unanswered_bubble = '';
101	if ( $unanswered_questions ) {
102	$unanswered_bubble = '<span class="update-plugins count-' . $unanswered_questions . '"><span class="plugin-count">' . $unanswered_questions . '</span></span>';
103	}
104
105	$course_post_type = tutor()->course_post_type;
106
107	$pro_text = '';
108	if ( $has_pro ) {
109	$pro_text = ' ' . apply_filters( 'tutor_pro_flag', __( 'Pro', 'tutor' ) );
110	}
111
112	$enable_course_marketplace = (bool) tutor_utils()->get_option( 'enable_course_marketplace' );
113
114	$welcome = Tutor_Setup::is_welcome_page_visited();
115
116	$root_page = array( $this, 'tutor_course_list' );
117	if ( false === $welcome && Input::has( 'page' ) && 'tutor' === Input::get( 'page' ) && Input::has( 'welcome' ) ) {
118	$root_page = array( $this, 'welcome_page' );
119	}
120
121	$icon_base64_uri = 'data:image/svg+xml;base64,' . base64_encode( '<svg fill="none" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1139"><defs/><path fill-rule="evenodd" clip-rule="evenodd" d="M341.652 622.4c-23.412 0-43.222-19.8-43.222-43.2v-99c0-23.4 19.81-43.2 43.222-43.2 23.412 0 43.222 19.8 43.222 43.2v99c0 23.4-18.009 43.2-43.222 43.2 1.801 0 1.801 0 0 0zM655.01 622.4c-23.412 0-43.222-18-43.222-43.2v-99c0-23.4 19.81-43.2 43.222-43.2 23.412 0 43.222 19.8 43.222 43.2v99c0 25.2-19.81 43.2-43.222 43.2z" fill="#9DA2A8"/><path fill-rule="evenodd" clip-rule="evenodd" d="M255.204 406.4c18.009-37.8 54.028-63 95.449-63 61.231 1.8 108.055 52.2 106.254 113.4v203.4c3.602 21.6 23.412 37.8 45.023 34.2 18.009-1.8 32.416-16.2 34.217-34.2V455c-1.801-61.2 46.824-111.6 106.254-113.4 39.621 0 75.639 21.6 93.648 59.4 68.435 133.2 14.407 295.2-117.06 363.6C487.523 833 325.44 779 258.806 647.6c-39.62-75.6-39.62-165.6-3.602-241.2zM426.291 140h151.277v59.4c-25.212-5.4-52.226-9-77.439-9-25.213 0-50.426 3.6-75.639 7.2l1.801-57.6zm414.211 388.8c0-122.4-66.634-235.8-172.888-295.2V140h64.833c25.213 0 45.023-19.8 45.023-45s-21.611-45-45.023-45H271.413C246.2 51.8 226.39 71.6 226.39 96.8c0 25.2 19.81 45 45.023 45h66.633v91.8c-163.883 90-230.517 298.8-135.068 459 3.602 5.4-3.602-5.4 0 0C338.046 930.2 687.424 948.2 802.683 950c10.805 0 19.81-3.6 27.014-10.8 7.203-7.2 10.805-18 10.805-27V528.8z" fill="#9DA2A8"/></svg>' );
122	$menu_position = 2;
123
124	add_menu_page(
125	__( 'Tutor LMS', 'tutor' ) . $pro_text,
126	__( 'Tutor LMS', 'tutor' ) . $pro_text,
127	'manage_tutor_instructor',
128	'tutor',
129	$root_page,
130	$icon_base64_uri,
131	$menu_position
132	);
133
134	new WhatsNew();
135
136	$admin_menu = apply_filters(
137	'tutor_admin_menu',
138	array(
139	'group_one' => array(
140	'courses' => array(
141	'parent_slug' => 'tutor',
142	'page_title' => __( 'Courses', 'tutor' ),
143	'menu_title' => __( 'Courses', 'tutor' ),
144	'capability' => 'manage_tutor_instructor',
145	'menu_slug' => 'tutor',
146	'callback' => array( $this, 'tutor_course_list' ),
147	),
148	'content_bank' => null,
149	'course_builder' => array(
150	'parent_slug' => 'tutor',
151	'page_title' => __( 'Course Builder', 'tutor' ),
152	'menu_title' => '<span class="tutor-create-course">Create Course</span>',
153	'capability' => 'manage_tutor_instructor',
154	'menu_slug' => 'create-course',
155	'callback' => array( new Course( false ), 'load_course_builder' ),
156	),
157	'categories' => array(
158	'parent_slug' => 'tutor',
159	'page_title' => __( 'Categories', 'tutor' ),
160	'menu_title' => __( 'Categories', 'tutor' ),
161	'capability' => 'manage_tutor',
162	'menu_slug' => 'edit-tags.php?taxonomy=course-category&post_type=' . $course_post_type,
163	),
164	'tags' => array(
165	'parent_slug' => 'tutor',
166	'page_title' => __( 'Tags', 'tutor' ),
167	'menu_title' => __( 'Tags', 'tutor' ),
168	'capability' => 'manage_tutor',
169	'menu_slug' => 'edit-tags.php?taxonomy=course-tag&post_type=' . $course_post_type,
170	),
171	),
172	'group_two' => array(
173	'orders' => null,
174	'subscriptions' => null,
175	'coupons' => null,
176	'students' => array(
177	'parent_slug' => 'tutor',
178	'page_title' => __( 'Students', 'tutor' ),
179	'menu_title' => __( 'Students', 'tutor' ),
180	'capability' => 'manage_tutor',
181	'menu_slug' => Students_List::STUDENTS_LIST_PAGE,
182	'callback' => array( $this, 'tutor_students' ),
183
184	),
185	'announcements' => array(
186	'parent_slug' => 'tutor',
187	'page_title' => __( 'Announcements', 'tutor' ),
188	'menu_title' => __( 'Announcements', 'tutor' ),
189	'capability' => 'manage_tutor_instructor',
190	'menu_slug' => 'tutor_announcements',
191	'callback' => array( $this, 'tutor_announcements' ),
192
193	),
194	'assignments' => null,
195	'quiz_attempts' => array(
196	'parent_slug' => 'tutor',
197	'page_title' => __( 'Quiz Attempts', 'tutor' ),
198	'menu_title' => __( 'Quiz Attempts', 'tutor' ),
199	'capability' => 'manage_tutor_instructor',
200	'menu_slug' => Quiz_Attempts_List::QUIZ_ATTEMPT_PAGE,
201	'callback' => array( $this, 'quiz_attempts' ),
202	),
203	'q_and_a' => array(
204	'parent_slug' => 'tutor',
205	'page_title' => __( 'Q&A', 'tutor' ),
206	'menu_title' => __( 'Q&A ', 'tutor' ) . $unanswered_bubble,
207	'capability' => 'manage_tutor_instructor',
208	'menu_slug' => Question_Answers_List::QUESTION_ANSWER_PAGE,
209	'callback' => array( $this, 'question_answer' ),
210	),
211	'enrollments' => null,
212	'reports' => null,
213	'gradebook' => null,
214	'instructors' => $enable_course_marketplace ? array(
215	'parent_slug' => 'tutor',
216	'page_title' => __( 'Instructors', 'tutor' ),
217	'menu_title' => __( 'Instructors', 'tutor' ),
218	'capability' => 'manage_tutor',
219	'menu_slug' => Instructors_List::INSTRUCTOR_LIST_PAGE,
220	'callback' => array( $this, 'tutor_instructors' ),
221	) : null,
222	'withdraw_requests' => $enable_course_marketplace ? array(
223	'parent_slug' => 'tutor',
224	'page_title' => __( 'Withdraw Requests', 'tutor' ),
225	'menu_title' => __( 'Withdraw Requests', 'tutor' ),
226	'capability' => 'manage_tutor',
227	'menu_slug' => Withdraw_Requests_List::WITHDRAW_REQUEST_LIST_PAGE,
228	'callback' => array( $this, 'withdraw_requests' ),
229	) : null,
230	),
231	'group_three' => array(
232	'google_classroom' => null,
233	'zoom' => null,
234	'google_meet' => null,
235	'h5p' => null,
236	'themes' => array(
237	'parent_slug' => 'tutor',
238	'page_title' => __( 'Themes', 'tutor' ),
239	'menu_title' => __( 'Themes', 'tutor' ),
240	'capability' => 'manage_tutor',
241	'menu_slug' => 'tutor-themes',
242	'callback' => array( $this, 'tutor_themes' ),
243	),
244	'addons' => array(
245	'parent_slug' => 'tutor',
246	'page_title' => __( 'Addons', 'tutor' ),
247	'menu_title' => __( 'Addons', 'tutor' ),
248	'capability' => 'manage_tutor',
249	'menu_slug' => 'tutor-addons',
250	'callback' => array( $this, 'enable_disable_addons' ),
251	),
252	'tools' => array(
253	'parent_slug' => 'tutor',
254	'page_title' => __( 'Tools', 'tutor' ),
255	'menu_title' => __( 'Tools', 'tutor' ),
256	'capability' => 'manage_tutor',
257	'menu_slug' => 'tutor-tools',
258	'callback' => array( new Tools_V2(), 'load_tools_page' ),
259	),
260	'settings' => array(
261	'parent_slug' => 'tutor',
262	'page_title' => __( 'Settings', 'tutor' ),
263	'menu_title' => __( 'Settings', 'tutor' ),
264	'capability' => 'manage_tutor',
265	'menu_slug' => 'tutor_settings',
266	'callback' => array( new Options_V2(), 'load_settings_page' ),
267	),
268	'license' => null,
269	'whats_new' => null,
270	'upgrade_to_pro' => $has_pro ? null : array(
271	'parent_slug' => 'tutor',
272	'page_title' => __( 'Upgrade to Pro', 'tutor' ),
273	'menu_title' => sprintf( '<span class="tutor-get-pro-text">%s</span>', __( 'Upgrade to Pro', 'tutor' ) ),
274	'capability' => 'manage_options',
275	'menu_slug' => 'tutor-get-pro',
276	'callback' => array( $this, 'tutor_get_pro' ),
277	),
278	),
279	)
280	);
281
282	foreach ( $admin_menu as $group => $menu ) {
283	foreach ( $menu as $name => $args ) {
284	if ( empty( $args ) ) {
285	continue;
286	}
287
288	// Backward compatibility hook.
289	if ( 'addons' === $name ) {
290	do_action( 'tutor_admin_register' );
291	}
292
293	// Backward compatibility hook.
294	do_action( "tutor_before_{$name}_admin_menu" );
295
296	do_action( "tutor_before_{$name}_menu" );
297	add_submenu_page( $args['parent_slug'], $args['page_title'], $args['menu_title'], $args['capability'], $args['menu_slug'], $args['callback'] ?? '', $args['position'] ?? null );
298
299	// Backward compatibility hook.
300	do_action( "tutor_after_{$name}_menu" );
301
302	do_action( "tutor_after_{$name}_admin_menu" );
303	}
304
305	if ( 'group_three' !== $group ) {
306	if ( 'group_two' === $group && ! current_user_can( 'manage_options' ) ) {
307	continue;
308	}
309
310	add_submenu_page( 'tutor', '', '<span class="tutor-admin-menu-separator"></span>', 'manage_tutor_instructor', '#' );
311	}
312	}
313	}
314
315	/**
316	* Tutor template view
317	*
318	* @since 3.6.0
319	*/
320	public function tutor_themes() {
321	include tutor()->path . 'views/template-import/templates.php';
322	}
323
324	/**
325	* Welcome page opt-out
326	*
327	* @since 3.0.0
328	*/
329	public function handle_do_not_show_feature_page() {
330	tutor_utils()->check_nonce();
331
332	if ( ! User::is_admin() ) {
333	$this->json_response(
334	tutor_utils()->error_message(),
335	null,
336	HttpHelper::STATUS_BAD_REQUEST
337	);
338	}
339
340	update_option( 'tutor-new-feature', '3.0.0' );
341	$this->json_response( __( 'Success', 'tutor' ) );
342	}
343
344	/**
345	* Show Feature Promotion Page for Free User.
346	*
347	* @since 2.2.0
348	*
349	* @return void
350	*/
351	public function feature_promotion_page() {
352	include tutor()->path . 'views/pages/welcome.php';
353	// include tutor()->path . 'views/pages/feature-promotion.php';
354	}
355
356	/**
357	* Show students page
358	*
359	* @since 1.0.0
360	* @return void
361	*/
362	public function tutor_students() {
363	include tutor()->path . 'views/pages/students.php';
364	}
365
366	/**
367	* Show instructor page
368	*
369	* @since 1.0.0
370	* @return void
371	*/
372	public function tutor_instructors() {
373	include tutor()->path . 'views/pages/instructors.php';
374	}
375
376	/**
377	* Show announcements page
378	*
379	* @since 1.0.0
380	* @return void
381	*/
382	public function tutor_announcements() {
383	include tutor()->path . 'views/pages/announcements.php';
384	}
385
386	/**
387	* Show Q&A page
388	*
389	* @since 1.0.0
390	* @return void
391	*/
392	public function question_answer() {
393	include tutor()->path . 'views/pages/question_answer.php';
394	}
395
396	/**
397	* Show quiz attempts page
398	*
399	* @since 1.0.0
400	* @return void
401	*/
402	public function quiz_attempts() {
403	include tutor()->path . 'views/pages/quiz_attempts.php';
404	}
405
406	/**
407	* Show the withdraw requests table
408	*
409	* @since 1.2.0
410	* @return void
411	*/
412	public function withdraw_requests() {
413	include tutor()->path . 'views/pages/withdraw_requests.php';
414	}
415
416	/**
417	* Enable or disable addons
418	*
419	* @since 1.0.0
420	* @return void
421	*/
422	public function enable_disable_addons() {
423	include tutor()->path . 'views/pages/enable_disable_addons.php';
424	}
425
426	/**
427	* Tutor tools page (OLD)
428	*
429	* @since 1.0.0
430	* @return void
431	*/
432	public function tutor_tools_old() {
433	$tutor_admin_tools_page = Input::get( 'tutor_admin_tools_page' );
434	if ( $tutor_admin_tools_page ) {
435	include apply_filters( 'tutor_admin_tools_page', tutor()->path . "views/pages/{$tutor_admin_tools_page}.php", $tutor_admin_tools_page );
436	} else {
437	$pages = apply_filters(
438	'tutor_tool_pages',
439	array(
440	'tutor_pages' => array( 'title' => __( 'Tutor Pages', 'tutor' ) ),
441	'status' => __( 'Status', 'tutor' ),
442	)
443	);
444
445	$current_page = 'tutor_pages';
446	$requested_page = Input::get( 'sub_page' );
447	if ( $requested_page ) {
448	$current_page = $requested_page;
449	}
450
451	$current_page = str_replace( '/', '', $current_page );
452	$current_page = str_replace( '.', '', $current_page );
453	$current_page = str_replace( '\\', '', $current_page );
454	$current_page = trim( $current_page );
455
456	include tutor()->path . 'views/pages/tools.php';
457	}
458	}
459
460	/**
461	* Show pro upgrade page
462	*
463	* @since 1.0.0
464	* @return void
465	*/
466	public function tutor_get_pro() {
467	include tutor()->path . 'views/pages/get-pro.php';
468	}
469
470	/**
471	* Parent menu active
472	*
473	* @since 1.0.0
474	*
475	* @param string $parent_file parent file.
476	* @return string
477	*/
478	public function parent_menu_active( $parent_file ) {
479	$taxonomy = Input::get( 'taxonomy' );
480	if ( CourseModel::COURSE_CATEGORY === $taxonomy \|\| CourseModel::COURSE_TAG === $taxonomy ) {
481	return 'tutor';
482	}
483
484	return $parent_file;
485	}
486
487	/**
488	* Sub-menu active
489	*
490	* @since 1.0.0
491	*
492	* @param string $submenu_file submenu file.
493	* @param string $parent_file parent file.
494	*
495	* @return string
496	*/
497	public function submenu_file_active( $submenu_file, $parent_file ) {
498	$taxonomy = Input::get( 'taxonomy' );
499	$course_post_type = tutor()->course_post_type;
500
501	if ( CourseModel::COURSE_CATEGORY === $taxonomy ) {
502	return 'edit-tags.php?taxonomy=course-category&post_type=' . $course_post_type;
503	}
504	if ( CourseModel::COURSE_TAG === $taxonomy ) {
505	return 'edit-tags.php?taxonomy=course-tag&post_type=' . $course_post_type;
506	}
507
508	return $submenu_file;
509	}
510
511	/**
512	* Filter posts for instructor
513	*
514	* @since 1.0.0
515	* @return void
516	*/
517	public function filter_posts_for_instructors() {
518	if ( ! current_user_can( 'administrator' ) && current_user_can( tutor()->instructor_role ) ) {
519	@remove_menu_page( 'edit-comments.php' ); // Comments.
520	add_filter( 'posts_clauses_request', array( $this, 'posts_clauses_request' ) );
521	}
522	}
523
524	/**
525	* Request for posts clauses
526	*
527	* @since 1.0.0
528	*
529	* @param mixed $clauses clauses.
530	* @return mixed
531	*/
532	public function posts_clauses_request( $clauses ) {
533
534	if ( ! is_admin() \|\| ( ! Input::has( 'post_type' ) \|\| Input::get( 'post_type' ) != tutor()->course_post_type ) \|\| tutor_utils()->has_user_role( array( 'administrator', 'editor' ) ) ) {
535	return $clauses;
536	}
537
538	// Need multi instructor check.
539	global $wpdb;
540
541	$user_id = get_current_user_id();
542
543	$get_assigned_courses_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_value from {$wpdb->usermeta} WHERE meta_key = '_tutor_instructor_course_id' AND user_id = %d", $user_id ) );
544	$own_courses = is_array( $get_assigned_courses_ids ) ? $get_assigned_courses_ids : array();
545
546	$in_query_pre = count( $own_courses ) ? implode( ',', $own_courses ) : null;
547	$in_query_where = $in_query_pre ? " OR {$wpdb->posts}.ID IN({$in_query_pre})" : '';
548
549	$course_post_type = tutor()->course_post_type;
550	$custom_author_query = " AND ({$wpdb->posts}.post_type!='{$course_post_type}' OR {$wpdb->posts}.post_author = {$user_id}) {$in_query_where}";
551
552	$clauses['where'] .= $custom_author_query;
553
554	return $clauses;
555	}
556
557	/**
558	* Prevent unauthorised course/lesson edit page by direct URL
559	*
560	* @since 1.0.0
561	* @return void
562	*/
563	public function check_if_current_users_post() {
564	if ( current_user_can( 'administrator' ) \|\| ! current_user_can( tutor()->instructor_role ) ) {
565	return;
566	}
567
568	if ( ! empty( Input::get( 'post' ) ) ) {
569	$get_post_id = Input::get( 'post', Input::TYPE_INT );
570	$get_post = get_post( $get_post_id );
571	$tutor_post_types = array( tutor()->course_post_type, tutor()->lesson_post_type );
572
573	$current_user = get_current_user_id();
574
575	if ( in_array( $get_post->post_type, $tutor_post_types ) && $get_post->post_author != $current_user ) {
576	global $wpdb;
577
578	$get_assigned_courses_ids = (int) $wpdb->get_var(
579	$wpdb->prepare(
580	"SELECT user_id
581	from {$wpdb->usermeta}
582	WHERE user_id = %d AND meta_key = '_tutor_instructor_course_id' AND meta_value = %d ",
583	$current_user,
584	$get_post_id
585	)
586	);
587
588	if ( ! $get_assigned_courses_ids ) {
589	wp_die( esc_html__( 'Permission Denied', 'tutor' ) );
590	}
591	}
592	}
593	}
594
595	/**
596	* Scan template files
597	*
598	* @since 1.0.0
599	*
600	* @param string $template_path template file path.
601	* @return array
602	*/
603	public static function scan_template_files( $template_path = null ) {
604	if ( ! $template_path ) {
605	$template_path = tutor()->path . 'templates/';
606	}
607
608	$files = @scandir($template_path); // @codingStandardsIgnoreLine.
609	$result = array();
610
611	if ( ! empty( $files ) ) {
612	foreach ( $files as $key => $value ) {
613	if ( ! in_array( $value, array( '.', '..', '.DS_Store' ), true ) ) {
614	if ( is_dir( $template_path . DIRECTORY_SEPARATOR . $value ) ) {
615	$sub_files = self::scan_template_files( $template_path . DIRECTORY_SEPARATOR . $value );
616	foreach ( $sub_files as $sub_file ) {
617	$result[] = $value . DIRECTORY_SEPARATOR . $sub_file;
618	}
619	} else {
620	$result[] = $value;
621	}
622	}
623	}
624	}
625	return $result;
626	}
627
628	/**
629	* Get Template overridden files
630	*
631	* @since 1.0.0
632	* @return array
633	*/
634	public static function template_overridden_files() {
635	$template_files = self::scan_template_files();
636
637	$override_files = array();
638	foreach ( $template_files as $file ) {
639	$file_path = null;
640	if ( file_exists( trailingslashit( get_stylesheet_directory() ) . tutor()->template_path . $file ) ) {
641	$file_path = $file;
642	} elseif ( file_exists( trailingslashit( get_template_directory() ) . tutor()->template_path . $file ) ) {
643	$file_path = $file;
644	}
645
646	if ( $file_path ) {
647	$override_files[] = str_replace( WP_CONTENT_DIR . '/themes/', '', $file_path );
648	}
649	}
650
651	return $override_files;
652	}
653
654	/**
655	* Plugin activation link
656	*
657	* @since 1.0.0
658	*
659	* @param array $actions action list.
660	* @return array
661	*/
662	public function plugin_action_links( $actions ) {
663	$has_pro = tutor()->has_pro;
664
665	if ( ! $has_pro ) {
666	$actions['tutor_pro_link'] =
667	'<a href="https://tutorlms.com/pricing?utm_source=tutor_plugin_action_link&utm_medium=wordpress_dashboard&utm_campaign=go_premium" target="_blank">
668	<span style="color: #ff7742; font-weight: bold;">' .
669	__( 'Upgrade to Pro', 'tutor' ) .
670	'</span>
671	</a>';
672	}
673
674	$actions['settings'] = '<a href="admin.php?page=tutor_settings">' . __( 'Settings', 'tutor' ) . '</a>';
675
676	return $actions;
677	}
678
679	/**
680	* Add plugin meta data in WP plugins list page
681	*
682	* @since 1.0.0
683	*
684	* @param array $plugin_meta plugin meta data.
685	* @param string $plugin_file plugin file.
686	*
687	* @return array
688	*/
689	public function plugin_row_meta( $plugin_meta, $plugin_file ) {
690
691	if ( tutor()->basename === $plugin_file ) {
692	$plugin_meta[] = sprintf(
693	'<a href="%s"><strong style="color: #03bd24">%s</strong></a>',
694	esc_url( 'https://docs.themeum.com/tutor-lms/?utm_source=tutor&utm_medium=plugins_installation_list&utm_campaign=plugin_docs_link' ),
695	esc_html__( 'Documentation', 'tutor' )
696	);
697	$plugin_meta[] = sprintf(
698	'<a href="%s"><strong style="color: #03bd24">%s</strong></a>',
699	esc_url( 'https://www.themeum.com/contact-us/?utm_source=tutor&utm_medium=plugins_installation_list&utm_campaign=plugin_support_link' ),
700	esc_html__( 'Get Support', 'tutor' )
701	);
702	}
703
704	return $plugin_meta;
705	}
706
707	/**
708	* Add footer text only on tutor pages
709	*
710	* @since 1.0.0
711	*
712	* @param string $footer_text footer text.
713	* @return string
714	*/
715	public function admin_footer_text( $footer_text ) {
716	$current_screen = get_current_screen();
717
718	/**
719	* We are making sure that this message will be only on Tutor Admin page
720	*/
721	if ( apply_filters( 'tutor_display_admin_footer_text', ( tutor_utils()->array_get( 'parent_base', $current_screen ) === 'tutor' ) ) ) {
722	$footer_text = sprintf(
723	/* translators: %s: plugin name */
724	__( 'If you like %1$s please leave us a %2$s rating. A huge thanks in advance!', 'tutor' ),
725	sprintf( '<strong>%s</strong>', esc_html__( 'Tutor LMS', 'tutor' ) ),
726	'<a href="https://wordpress.org/support/plugin/tutor/reviews?rate=5#new-post" target="_blank" class="tutor-rating-link">★★★★★</a>'
727	);
728	}
729
730	return $footer_text;
731	}
732
733	/**
734	* Register course widget
735	*
736	* @since 1.0.0
737	* @return void
738	*/
739	public function register_course_widget() {
740	register_widget( Course_Widget::class );
741	}
742
743	/**
744	* Tutor Course List
745	*
746	* @since 2.0.0
747	* @return void
748	*/
749	public function tutor_course_list() {
750	include tutor()->path . 'views/pages/course-list.php';
751	}
752
753	/**
754	* Orders view page
755	*
756	* @since 3.0.0
757	*
758	* @return void
759	*/
760	public function orders_view() {
761	$current_page = Input::get( 'page' );
762	$action = Input::get( 'action' );
763
764	if ( OrderController::PAGE_SLUG === $current_page && 'edit' === $action ) {
765	?>
766	<div class="tutor-admin-wrap tutor-order-details-wrapper">
767	<div id="tutor-order-details-root">
768	</div>
769	</div>
770	<?php
771	return;
772	}
773
774	include tutor()->path . 'views/pages/ecommerce/order-list.php';
775	}
776
777	/**
778	* Coupons view page
779	*
780	* @since 3.0.0
781	*
782	* @return void
783	*/
784	public function coupons_view() {
785	$action = Input::get( 'action' );
786	if ( in_array( $action, array( 'add_new', 'edit' ) ) ) {
787	?>
788	<div class="tutor-admin-wrap">
789	<div id="tutor-coupon-root">
790	</div>
791	</div>
792	<?php
793	return;
794	}
795	include tutor()->path . 'views/pages/ecommerce/coupon-list.php';
796	}
797
798	/**
799	* Show welcome page
800	*
801	* @since 1.0.0
802	* @return void
803	*/
804	public function welcome_page() {
805	Tutor_Setup::mark_as_visited();
806	include tutor()->path . 'views/pages/welcome.php';
807	exit;
808	}
809
810	/**
811	* Add toolbar items
812	*
813	* @since 1.4.6
814	*
815	* @param \WP_Admin_Bar $admin_bar admin bar object.
816	*
817	* @return mixed
818	*/
819	public function add_toolbar_items( \WP_Admin_Bar $admin_bar ) {
820	global $post;
821
822	$course_id = Input::get( 'post', 0, Input::TYPE_INT );
823	$course_post_type = tutor()->course_post_type;
824
825	if ( $admin_bar->get_node( 'new-courses' ) ) {
826	$args = $admin_bar->get_node( 'new-courses' );
827	$args->href = '#';
828	$args->meta['class'] = 'tutor-create-new-course';
829	$admin_bar->add_node( $args );
830	}
831
832	if ( ! tutor_utils()->can_user_edit_course( get_current_user_id(), $course_id ) ) {
833	return $admin_bar;
834	}
835
836	if (
837	( is_admin() && $post && $course_id && $post->post_type === $course_post_type ) \|\|
838	( ! is_admin() && is_single() && $post && $course_post_type === $post->post_type )
839	) {
840
841	$admin_bar->add_menu(
842	array(
843	'id' => 'edit',
844	'title' => __( 'Edit with Course Builder', 'tutor' ),
845	'href' => tutor_utils()->course_edit_link( $post->ID ),
846	'meta' => array(
847	'title' => __( 'Edit with Course Builder', 'tutor' ),
848	'target' => '_blank',
849	),
850	)
851	);
852	}
853
854	return $admin_bar;
855	}
856	}
857