Tutor.php — Tutor LMS – eLearning and online course solution 3.9.9

tutor / classes / Tutor.php

tutor / classes Last commit date

Addons.php 11 months ago Admin.php 2 months ago Ajax.php 9 months ago Announcements.php 1 year ago Assets.php 7 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 2 months ago Course_Embed.php 3 years ago Course_Filter.php 1 year ago Course_List.php 5 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 8 months ago Input.php 1 year ago Instructor.php 2 months ago Instructors_List.php 2 months ago Lesson.php 8 months ago Options_V2.php 7 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 5 months ago QuizBuilder.php 3 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 2 months 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 3 months ago TutorEDD.php 1 year ago Tutor_Base.php 2 years ago Tutor_Setup.php 8 months ago Upgrader.php 9 months ago User.php 4 months ago Utils.php 5 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 7 months ago

Tutor.php

1415 lines

1	<?php
2	/**
3	* Initialize all the dependency classes
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\Models\CourseModel;
14	use Tutor\Ecommerce\Ecommerce;
15	use Tutor\Helpers\QueryHelper;
16	use Tutor\Migrations\Migration;
17	use Tutor\TemplateImport\TemplateImportInit;
18
19	if ( ! defined( 'ABSPATH' ) ) {
20	exit;
21	}
22
23	/**
24	* Tutor final class
25	*
26	* @since 1.0.0
27	*/
28	final class Tutor extends Singleton {
29	/**
30	* Tutor version
31	*
32	* @since 1.0.0
33	*
34	* @var string
35	*/
36	public $version = TUTOR_VERSION;
37
38	/**
39	* Plugin dir path
40	*
41	* @since 1.0.0
42	*
43	* @var string
44	*/
45	public $path;
46
47	/**
48	* Plugin dir path
49	*
50	* @since 1.0.0
51	*
52	* @var string
53	*/
54	public $url;
55
56	/**
57	* Plugin dir name
58	*
59	* @since 1.0.0
60	*
61	* @var string
62	*/
63	public $basename;
64
65	/**
66	* Utils class object
67	*
68	* @since 1.1.0
69	*
70	* @var object
71	*/
72	public $utils;
73
74	/**
75	* Admin class object
76	*
77	* @since 1.1.0
78	*
79	* @var object
80	*/
81	public $admin;
82
83	/**
84	* Ajax class object
85	*
86	* @since 1.1.0
87	*
88	* @var object
89	*/
90	public $ajax;
91
92	/**
93	* Options class object
94	*
95	* @since 1.1.0
96	*
97	* @var object
98	*/
99	public $options;
100
101	/**
102	* Short code class object
103	*
104	* @since 1.1.0
105	*
106	* @var object
107	*/
108	public $shortcode;
109
110	/**
111	* Addons class object
112	*
113	* @since 1.1.0
114	*
115	* @var object
116	*/
117	private $addons;
118
119	/**
120	* PostType class object
121	*
122	* @since 1.1.0
123	*
124	* @var object
125	*/
126	private $post_types;
127
128	/**
129	* Taxonomies class object
130	*
131	* @since 1.1.0
132	*
133	* @var object
134	*/
135	private $taxonomies;
136
137	/**
138	* Assets class object
139	*
140	* @since 1.1.0
141	*
142	* @var object
143	*/
144	private $assets;
145
146	/**
147	* Course class object
148	*
149	* @since 1.1.0
150	*
151	* @var object
152	*/
153	private $course;
154
155	/**
156	* Lesson class object
157	*
158	* @since 1.1.0
159	*
160	* @var object
161	*/
162	public $lesson;
163
164	/**
165	* Rewrite_Rules class object
166	*
167	* @since 1.1.0
168	*
169	* @var object
170	*/
171	private $rewrite_rules;
172
173	/**
174	* Template class object
175	*
176	* @since 1.1.0
177	*
178	* @var object
179	*/
180	private $template;
181
182	/**
183	* Instructor class object
184	*
185	* @since 1.1.0
186	*
187	* @var object
188	*/
189	private $instructor;
190
191	/**
192	* Student class object
193	*
194	* @since 1.1.0
195	*
196	* @var object
197	*/
198	private $student;
199
200	/**
201	* Q_And_A class object
202	*
203	* @since 1.1.0
204	*
205	* @var object
206	*/
207	private $q_and_a;
208
209	/**
210	* Quiz class object
211	*
212	* @since 1.1.0
213	*
214	* @var object
215	*/
216	private $quiz;
217
218	/**
219	* Tools class object
220	*
221	* @since 1.1.0
222	*
223	* @var object
224	*/
225	private $tools;
226
227	/**
228	* User class object
229	*
230	* @since 1.1.0
231	*
232	* @var object
233	*/
234	private $user;
235
236	/**
237	* Theme_Compatibility class object
238	*
239	* @since 1.1.0
240	*
241	* @var object
242	*/
243	private $theme_compatibility;
244
245	/**
246	* Gutenberg class object
247	*
248	* @since 1.1.0
249	*
250	* @var object
251	*/
252	private $gutenberg;
253
254	/**
255	* Course_Settings_Tabs class object
256	*
257	* @since 1.1.0
258	*
259	* @var object
260	*/
261	private $course_settings_tabs;
262
263	/**
264	* Withdraw class object
265	*
266	* @since 1.1.0
267	*
268	* @var object
269	*/
270	private $withdraw;
271
272	/**
273	* Course_Widget class object
274	*
275	* @since 1.1.0
276	*
277	* @var object
278	*/
279	private $course_widget;
280
281	/**
282	* Upgrader class object
283	*
284	* @since 1.1.0
285	*
286	* @var object
287	*/
288	private $upgrader;
289
290	/**
291	* Dashboard class object
292	*
293	* @since 1.1.0
294	*
295	* @var object
296	*/
297	private $dashboard;
298
299	/**
300	* FormHandler class object
301	*
302	* @since 1.1.0
303	*
304	* @var object
305	*/
306	private $form_handler;
307
308	/**
309	* Frontend class object
310	*
311	* @since 1.1.0
312	*
313	* @var object
314	*/
315	private $frontend;
316
317	/**
318	* Email property
319	*
320	* @since 1.1.0
321	*
322	* @var object
323	*/
324	private $email;
325
326	/**
327	* WooCommerce integration class object
328	*
329	* @since 1.1.0
330	*
331	* @var object
332	*/
333	private $woocommerce;
334
335	/**
336	* Tutor_EDD class object
337	*
338	* @since 1.1.0
339	*
340	* @var object
341	*/
342	private $edd;
343
344	/**
345	* Announcement
346	*
347	* @since 2.0.0
348	*
349	* @var object
350	*/
351	public $announcements;
352
353	/**
354	* Reviews class object
355	*
356	* @since 1.1.0
357	*
358	* @var object
359	*/
360	private $reviews;
361
362	/**
363	* Withdraw_List class object
364	*
365	* @since 1.1.0
366	*
367	* @var object
368	*/
369	public $withdraw_list;
370
371	/**
372	* Student_List class object
373	*
374	* @since 1.1.0
375	*
376	* @var object
377	*/
378	public $student_list;
379
380	/**
381	* Instructor_List class object
382	*
383	* @since 1.1.0
384	*
385	* @var object
386	*/
387	public $instructor_list;
388
389	/**
390	* Course List
391	*
392	* @var Course_List
393	*
394	* @since 2.0.0
395	*/
396	public $course_list;
397
398	//phpcs:disable
399	public $q_and_a_list;
400	public $q_attempt;
401	public $rest_api;
402	public $setup;
403	public $private_course_access;
404	public $course_filter;
405	//phpcs:enable
406
407	/**
408	* Course Embed
409	*
410	* @var $course_embed
411	*
412	* @since 2.1.0
413	*/
414	private $course_embed;
415
416	/**
417	* Rest Authentication
418	*
419	* @var $rest_auth
420	*
421	* @since 2.1.0
422	*/
423	private $rest_auth;
424
425	/**
426	* Permalink
427	*
428	* @var Permalink
429	*/
430	private $permalink;
431
432	/**
433	* Initialize props & other dependencies
434	*
435	* @since 1.0.0
436	*/
437	public function __construct() {
438
439	$this->path = plugin_dir_path( TUTOR_FILE );
440	$this->url = plugin_dir_url( TUTOR_FILE );
441	$this->basename = plugin_basename( TUTOR_FILE );
442
443	/**
444	* Adding Tutor Database table to $wpdb;
445	*
446	* @since 1.4.2
447	*/
448	global $wpdb;
449	$wpdb->tutor_earnings = $wpdb->prefix . 'tutor_earnings';
450	$wpdb->tutor_gradebooks = $wpdb->prefix . 'tutor_gradebooks';
451	$wpdb->tutor_gradebooks_results = $wpdb->prefix . 'tutor_gradebooks_results';
452	$wpdb->tutor_quiz_attempts = $wpdb->prefix . 'tutor_quiz_attempts';
453	$wpdb->tutor_quiz_attempt_answers = $wpdb->prefix . 'tutor_quiz_attempt_answers';
454	$wpdb->tutor_quiz_questions = $wpdb->prefix . 'tutor_quiz_questions';
455	$wpdb->tutor_quiz_question_answers = $wpdb->prefix . 'tutor_quiz_question_answers';
456	$wpdb->tutor_withdraws = $wpdb->prefix . 'tutor_withdraws';
457	$wpdb->tutor_email_queue = $wpdb->prefix . 'tutor_email_queue';
458	$wpdb->tutor_order_items = $wpdb->prefix . 'tutor_order_items';
459	$wpdb->tutor_orders = $wpdb->prefix . 'tutor_orders';
460	$wpdb->tutor_ordermeta = $wpdb->prefix . 'tutor_ordermeta';
461	$wpdb->tutor_subscription_plan_items = $wpdb->prefix . 'tutor_subscription_plan_items';
462	$wpdb->tutor_subscription_plans = $wpdb->prefix . 'tutor_subscription_plans';
463	$wpdb->tutor_subscriptions = $wpdb->prefix . 'tutor_subscriptions';
464	$wpdb->tutor_subscriptionmeta = $wpdb->prefix . 'tutor_subscriptionmeta';
465	$wpdb->tutor_order_itemmeta = $wpdb->prefix . 'tutor_order_itemmeta';
466
467	/**
468	* Changing default wp doing ajax return based on tutor ajax action
469	*/
470	add_filter( 'wp_doing_ajax', array( $this, 'wp_doing_ajax' ) );
471
472	/**
473	* Include Files
474	*/
475	$this->includes();
476
477	do_action( 'tutor_before_load' );
478
479	$this->addons = new Addons();
480	$this->post_types = new Post_types();
481	$this->taxonomies = new Taxonomies();
482	$this->assets = new Assets();
483	$this->admin = new Admin();
484	$this->ajax = new Ajax();
485	$this->options = new Options_V2();
486	$this->shortcode = new Shortcode();
487	$this->course = new Course();
488	$this->lesson = new Lesson();
489	$this->rewrite_rules = new Rewrite_Rules();
490	$this->template = new Template();
491	$this->instructor = new Instructor();
492	$this->student = new Student();
493	$this->q_and_a = new Q_And_A();
494	$this->q_and_a_list = new Question_Answers_List();
495	$this->q_attempt = new Quiz_Attempts_List();
496	$this->quiz = new Quiz();
497	$this->tools = new Tools();
498	$this->user = new User();
499	$this->theme_compatibility = new Theme_Compatibility();
500	$this->gutenberg = new Gutenberg();
501	$this->course_settings_tabs = new Course_Settings_Tabs();
502	$this->withdraw = new Withdraw();
503	$this->upgrader = new Upgrader();
504	$this->dashboard = new Dashboard();
505	$this->form_handler = new FormHandler();
506	$this->frontend = new Frontend();
507	$this->rest_api = new RestAPI();
508	$this->setup = new Tutor_Setup();
509	$this->private_course_access = new Private_Course_Access();
510	$this->course_filter = new Course_Filter();
511	$this->permalink = new Permalink();
512
513	// Template import.
514	new TemplateImportInit();
515
516	// Integrations.
517	$this->woocommerce = new WooCommerce();
518	$this->edd = new TutorEDD();
519
520	/**
521	* Init obj
522	*
523	* @since 2.0.0
524	*/
525	$this->announcements = new Announcements();
526	$this->course_list = new Course_List();
527	$this->reviews = new Reviews();
528	$this->withdraw_list = new Withdraw_Requests_List();
529	$this->student_list = new Students_List();
530	$this->instructor_list = new Instructors_List();
531	$this->course_embed = new Course_Embed();
532	$this->rest_auth = new RestAuth();
533
534	/**
535	* New Course Builder.
536	*
537	* @since 3.0.0
538	*/
539	new QuizBuilder();
540
541	/**
542	* Tutor native e-commerce
543	*
544	* @since 3.0.0
545	*/
546	new Ecommerce();
547
548	/**
549	* Data migrations
550	*
551	* @since 3.8.0
552	*/
553	new Migration();
554
555	/**
556	* Run Method
557	*
558	* @since 1.2.0
559	*/
560	$this->run();
561
562	do_action( 'tutor_loaded' );
563
564	add_action( 'init', array( $this, 'init_action' ) );
565
566	/**
567	* Check activated plugin
568	*
569	* @since 1.5.7
570	*/
571
572	add_action( 'activated_plugin', array( $this, 'activated_tutor' ), 10, 2 );
573
574	/**
575	* Redirect to setup page
576	*
577	* @since 2.8.0
578	*/
579	add_action( 'admin_init', array( $this, 'redirect_to_setup_page' ) );
580	}
581
582	/**
583	* Check activated plugin
584	*
585	* @since 1.5.7
586	*
587	* @param mixed $plugin plugin.
588	* @param mixed $network_wide network wide.
589	*
590	* @return void
591	*/
592	public function activated_tutor( $plugin, $network_wide = null ) {
593	if ( tutor()->basename === $plugin ) {
594	$this->redirect_to_setup_page();
595	}
596	}
597
598	/**
599	* Redirect to setup page
600	*
601	* @since 2.8.0
602	*
603	* @return void
604	*/
605	public function redirect_to_setup_page() {
606	if ( ( ! get_option( 'tutor_wizard' ) ) && version_compare( TUTOR_VERSION, '1.5.6', '>' ) ) {
607	if ( ! wp_doing_ajax() ) {
608	update_option( 'tutor_wizard', 'active' );
609	$is_wp_cli = defined( 'WP_CLI' ) && WP_CLI;
610	if ( ! $is_wp_cli ) {
611	wp_safe_redirect( admin_url( 'admin.php?page=tutor-setup' ) );
612	}
613	exit;
614	}
615	}
616	}
617
618	/**
619	* Include utility functions
620	*
621	* @return void
622	*/
623	public function includes() {
624	$tutor_path = plugin_dir_path( TUTOR_FILE );
625
626	include $tutor_path . 'includes/tutor-general-functions.php';
627	include $tutor_path . 'includes/tutor-template-functions.php';
628	include $tutor_path . 'includes/tutor-template-hook.php';
629	include $tutor_path . 'includes/translate-text.php';
630	include $tutor_path . 'includes/country.php';
631	include $tutor_path . 'includes/ecommerce-functions.php';
632
633	if ( ! function_exists( 'is_plugin_active' ) ) {
634	require_once ABSPATH . 'wp-admin/includes/plugin.php';
635	}
636
637	$is_droip_active = \is_plugin_active( 'droip/droip.php' );
638	$tutor_droip_path = $tutor_path . 'includes/droip/droip.php';
639	if ( $is_droip_active && file_exists( $tutor_droip_path ) ) {
640	include $tutor_droip_path;
641	}
642	}
643
644	/**
645	* Providing hooks
646	*
647	* @return void
648	*/
649	public function run() {
650	do_action( 'tutor_before_run' );
651	do_action( 'tutor_after_run' );
652	}
653
654	/**
655	* Tutor Action Via do_action
656	*
657	* @since 1.2.14
658	*/
659	public function init_action() {
660	$tutor_action = Input::sanitize_request_data( 'tutor_action' );
661	if ( '' !== $tutor_action ) {
662	do_action( 'tutor_action_' . $tutor_action );
663	}
664	}
665
666	/**
667	* Do some task during plugin activation
668	*/
669	public static function tutor_activate() {
670	$version = get_option( 'tutor_version' );
671	if ( ! function_exists( 'tutor_time' ) ) {
672	include tutor()->path . 'includes/tutor-general-functions.php';
673	}
674
675	// Create Database.
676	self::create_database();
677
678	// Save Option.
679	if ( ! $version ) {
680
681	$options = self::default_options();
682	update_option( 'tutor_option', $options );
683
684	// Rewrite Flush.
685	Permalink::set_permalink_flag();
686	self::manage_tutor_roles_and_permissions();
687
688	// Save initial Page.
689	self::save_data();
690	update_option( 'tutor_version', TUTOR_VERSION );
691	}
692
693	// Set Schedule.
694	if ( ! wp_next_scheduled( 'tutor_once_in_day_run_schedule' ) ) {
695	wp_schedule_event( tutor_time(), 'twicedaily', 'tutor_once_in_day_run_schedule' );
696	}
697
698	/**
699	* Backward Compatibility for version < 1.2.0
700	*/
701	if ( version_compare( get_option( 'tutor_version' ), '1.2.0', '<' ) ) {
702	/**
703	* Creating New Database
704	*/
705	self::create_withdraw_database();
706	// Update the tutor version.
707	update_option( 'tutor_version', '1.2.0' );
708	// Rewrite Flush.
709	Permalink::set_permalink_flag();
710	}
711
712	/**
713	* Backward Compatibility to < 1.3.1 for make course plural
714	*/
715	if ( version_compare( get_option( 'tutor_version' ), '1.3.1', '<' ) ) {
716	global $wpdb;
717
718	if ( ! get_option( 'is_course_post_type_updated' ) ) {
719	$wpdb->update( $wpdb->posts, array( 'post_type' => tutor()->course_post_type ), array( 'post_type' => 'course' ) );
720	update_option( 'is_course_post_type_updated', true );
721	update_option( 'tutor_version', '1.3.1' );
722	Permalink::set_permalink_flag();
723	}
724	}
725
726	/**
727	* Save First activation Time
728	*/
729	$first_activation_date = get_option( 'tutor_first_activation_time' );
730	if ( ! $first_activation_date ) {
731	update_option( 'tutor_first_activation_time', tutor_time() );
732	}
733	}
734
735	/**
736	* Run task on deactivation
737	*
738	* @since 1.0.0
739	*
740	* @return void
741	*/
742	public static function tutor_deactivation() {
743	wp_clear_scheduled_hook( 'tutor_once_in_day_run_schedule' );
744	}
745
746	/**
747	* Create database
748	*
749	* @return void
750	*/
751	public static function create_database() {
752	global $wpdb;
753
754	$charset_collate = $wpdb->get_charset_collate();
755
756	/**
757	* Table SQL
758	*
759	* {$wpdb->prefix}tutor_quiz_attempts
760	* {$wpdb->prefix}tutor_quiz_attempt_answers
761	* {$wpdb->prefix}tutor_quiz_questions
762	* {$wpdb->prefix}tutor_quiz_question_answers
763	* {$wpdb->prefix}tutor_earnings
764	* {$wpdb->prefix}tutor_withdraws
765	*
766	* @since 1.0.0
767	*/
768	$quiz_attempts_sql = "CREATE TABLE {$wpdb->prefix}tutor_quiz_attempts (
769	attempt_id bigint(20) NOT NULL AUTO_INCREMENT,
770	course_id bigint(20) DEFAULT NULL,
771	quiz_id bigint(20) DEFAULT NULL,
772	user_id bigint(20) DEFAULT NULL,
773	total_questions int(11) DEFAULT NULL,
774	total_answered_questions int(11) DEFAULT NULL,
775	total_marks decimal(9,2) DEFAULT NULL,
776	earned_marks decimal(9,2) DEFAULT NULL,
777	attempt_info text,
778	attempt_status varchar(50) DEFAULT NULL,
779	attempt_ip varchar(250) DEFAULT NULL,
780	attempt_started_at datetime DEFAULT NULL,
781	attempt_ended_at datetime DEFAULT NULL,
782	is_manually_reviewed int(1) DEFAULT NULL,
783	manually_reviewed_at datetime DEFAULT NULL,
784	result varchar(10) DEFAULT NULL,
785	PRIMARY KEY (attempt_id),
786	INDEX (course_id),
787	INDEX (quiz_id),
788	INDEX (user_id),
789	INDEX (result)
790	) $charset_collate;";
791
792	$quiz_attempt_answers = "CREATE TABLE {$wpdb->prefix}tutor_quiz_attempt_answers (
793	attempt_answer_id bigint(20) NOT NULL AUTO_INCREMENT,
794	user_id bigint(20) DEFAULT NULL,
795	quiz_id bigint(20) DEFAULT NULL,
796	question_id bigint(20) DEFAULT NULL,
797	quiz_attempt_id bigint(20) DEFAULT NULL,
798	given_answer longtext,
799	question_mark decimal(8,2) DEFAULT NULL,
800	achieved_mark decimal(8,2) DEFAULT NULL,
801	minus_mark decimal(8,2) DEFAULT NULL,
802	is_correct tinyint(4) DEFAULT NULL,
803	PRIMARY KEY (attempt_answer_id)
804	) $charset_collate;";
805
806	$tutor_quiz_questions = "CREATE TABLE {$wpdb->prefix}tutor_quiz_questions (
807	question_id bigint(20) NOT NULL AUTO_INCREMENT,
808	quiz_id bigint(20) DEFAULT NULL,
809	question_title text,
810	question_description longtext,
811	answer_explanation longtext DEFAULT '',
812	question_type varchar(50) DEFAULT NULL,
813	question_mark decimal(9,2) DEFAULT NULL,
814	question_settings longtext,
815	question_order int(11) DEFAULT NULL,
816	PRIMARY KEY (question_id)
817	) $charset_collate;";
818
819	$tutor_quiz_question_answers = "CREATE TABLE {$wpdb->prefix}tutor_quiz_question_answers (
820	answer_id bigint(20) NOT NULL AUTO_INCREMENT,
821	belongs_question_id bigint(20) DEFAULT NULL,
822	belongs_question_type varchar(250) DEFAULT NULL,
823	answer_title text,
824	is_correct tinyint(4) DEFAULT NULL,
825	image_id bigint(20) DEFAULT NULL,
826	answer_two_gap_match text,
827	answer_view_format varchar(250) DEFAULT NULL,
828	answer_settings text,
829	answer_order int(11) DEFAULT '0',
830	PRIMARY KEY (answer_id)
831	) $charset_collate;";
832
833	$earning_table = "CREATE TABLE IF NOT EXISTS {$wpdb->prefix}tutor_earnings (
834	earning_id bigint(20) NOT NULL AUTO_INCREMENT,
835	user_id bigint(20) DEFAULT NULL,
836	course_id bigint(20) DEFAULT NULL,
837	order_id bigint(20) DEFAULT NULL,
838	order_status varchar(50) DEFAULT NULL,
839	course_price_total decimal(16,2) DEFAULT NULL,
840	course_price_grand_total decimal(16,2) DEFAULT NULL,
841	instructor_amount decimal(16,2) DEFAULT NULL,
842	instructor_rate decimal(16,2) DEFAULT NULL,
843	admin_amount decimal(16,2) DEFAULT NULL,
844	admin_rate decimal(16,2) DEFAULT NULL,
845	commission_type varchar(20) DEFAULT NULL,
846	deduct_fees_amount decimal(16,2) DEFAULT NULL,
847	deduct_fees_name varchar(250) DEFAULT NULL,
848	deduct_fees_type varchar(20) DEFAULT NULL,
849	process_by varchar(20) DEFAULT NULL,
850	created_at datetime DEFAULT NULL,
851	PRIMARY KEY (earning_id),
852	INDEX (user_id),
853	INDEX (course_id),
854	INDEX (order_id),
855	INDEX (process_by)
856	) $charset_collate;";
857
858	$withdraw_table = "CREATE TABLE IF NOT EXISTS {$wpdb->prefix}tutor_withdraws (
859	withdraw_id bigint(20) NOT NULL AUTO_INCREMENT,
860	user_id bigint(20) DEFAULT NULL,
861	amount decimal(16,2) DEFAULT NULL,
862	method_data text DEFAULT NULL,
863	status varchar(50) DEFAULT NULL,
864	updated_at datetime DEFAULT NULL,
865	created_at datetime DEFAULT NULL,
866	PRIMARY KEY (withdraw_id)
867	) $charset_collate;";
868
869	$orders_table = "CREATE TABLE {$wpdb->prefix}tutor_orders (
870	id BIGINT(20) UNSIGNED AUTO_INCREMENT,
871	parent_id BIGINT(20) UNSIGNED DEFAULT 0, -- for subscription order, store subscription record id
872	transaction_id VARCHAR(255) COMMENT 'Transaction id from payment gateway',
873	user_id BIGINT(20) UNSIGNED NOT NULL,
874	order_type VARCHAR(50) NOT NULL, -- single_order, subscription
875	order_status VARCHAR(50) NOT NULL,
876	payment_status VARCHAR(50) NOT NULL,
877	subtotal_price DECIMAL(13, 2) NOT NULL, -- price calculation based on course sale price
878	pre_tax_price DECIMAL(13, 2) NOT NULL, -- total price before adding tax
879	tax_type VARCHAR(50),
880	tax_rate DECIMAL(13, 2) COMMENT 'Tax percentage',
881	tax_amount DECIMAL(13, 2),
882	total_price DECIMAL(13, 2) NOT NULL, -- final price
883	net_payment DECIMAL(13, 2) NOT NULL, -- calculated price if any refund is done else same as total_price
884	coupon_code VARCHAR(255),
885	coupon_amount DECIMAL(13, 2),
886	discount_type ENUM('percentage', 'flat') DEFAULT NULL,
887	discount_amount DECIMAL(13, 2),
888	discount_reason TEXT,
889	fees DECIMAL(13, 2), -- payment gateway fees
890	earnings DECIMAL(13, 2), -- net earning
891	refund_amount DECIMAL(13, 2), -- Refund amount
892	payment_method VARCHAR(255),
893	payment_payloads LONGTEXT,
894	note TEXT,
895	created_at_gmt DATETIME NOT NULL,
896	created_by BIGINT(20) UNSIGNED NOT NULL,
897	updated_at_gmt DATETIME,
898	updated_by BIGINT(20) UNSIGNED NOT NULL,
899	PRIMARY KEY (id),
900	KEY user_id (user_id),
901	KEY order_type (order_type),
902	KEY payment_status (payment_status),
903	KEY order_status (order_status),
904	KEY transaction_id (transaction_id)
905	) $charset_collate;";
906
907	$order_meta_table = "CREATE TABLE {$wpdb->prefix}tutor_ordermeta (
908	id BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
909	order_id BIGINT(20) UNSIGNED NOT NULL,
910	meta_key VARCHAR(255) NOT NULL,
911	meta_value LONGTEXT NOT NULL,
912	created_at_gmt DATETIME NOT NULL,
913	created_by BIGINT(20) UNSIGNED NOT NULL,
914	updated_at_gmt DATETIME,
915	updated_by BIGINT(20) UNSIGNED NOT NULL,
916	PRIMARY KEY (id),
917	KEY order_id (order_id),
918	KEY meta_key (meta_key),
919	CONSTRAINT fk_tutor_ordermeta_order_id FOREIGN KEY (order_id) REFERENCES {$wpdb->prefix}tutor_orders(id) ON DELETE CASCADE
920	) $charset_collate;";
921
922	$order_items_table = "CREATE TABLE {$wpdb->prefix}tutor_order_items (
923	id BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
924	order_id BIGINT(20) UNSIGNED NOT NULL,
925	item_id BIGINT(20) UNSIGNED NOT NULL, -- course id/plan id
926	regular_price DECIMAL(13, 2) NOT NULL, -- course regular price
927	sale_price VARCHAR(13) DEFAULT NULL, -- course sale price
928	discount_price VARCHAR(13) DEFAULT NULL, -- course discount price
929	coupon_code VARCHAR(255) DEFAULT NULL, -- coupon code
930	PRIMARY KEY (id),
931	KEY order_id (order_id),
932	KEY item_id (item_id),
933	CONSTRAINT fk_tutor_order_item_order_id FOREIGN KEY (order_id) REFERENCES {$wpdb->prefix}tutor_orders(id) ON DELETE CASCADE
934	) $charset_collate;";
935
936	$coupons_table = "CREATE TABLE {$wpdb->prefix}tutor_coupons (
937	id BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
938	coupon_status VARCHAR(50),
939	coupon_type VARCHAR(100) DEFAULT 'code', -- coupon type 'code' or 'automatic'
940	coupon_code VARCHAR(50) NOT NULL,
941	coupon_title VARCHAR(255) NOT NULL,
942	coupon_description TEXT,
943	discount_type ENUM('percentage', 'flat') NOT NULL,
944	discount_amount DECIMAL(13, 2) NOT NULL,
945	applies_to VARCHAR(100) DEFAULT 'all_courses_and_bundles', -- possible values 'all_courses_and_bundles', 'all_courses', 'all_bundles', 'specific_courses', 'specific_bundles', 'specific_category'
946	total_usage_limit INT(10) UNSIGNED DEFAULT NULL, -- null for unlimited usage
947	per_user_usage_limit TINYINT(4) UNSIGNED DEFAULT NULL, -- null for unlimited usage
948	purchase_requirement VARCHAR(50) DEFAULT 'no_minimum', -- possible values 'no_minimum', 'minimum_purchase', 'minimum_quantity'
949	purchase_requirement_value DECIMAL(13, 2),
950	start_date_gmt DATETIME NOT NULL,
951	expire_date_gmt DATETIME DEFAULT NULL,
952	created_at_gmt DATETIME NOT NULL,
953	created_by BIGINT(20) UNSIGNED NOT NULL,
954	updated_at_gmt DATETIME,
955	updated_by BIGINT(20) UNSIGNED NOT NULL,
956	PRIMARY KEY (id),
957	UNIQUE KEY coupon_code (coupon_code),
958	KEY start_date_gmt (start_date_gmt),
959	KEY expire_date_gmt (expire_date_gmt)
960	) $charset_collate;";
961
962	$coupon_applications_table = "CREATE TABLE {$wpdb->prefix}tutor_coupon_applications (
963	coupon_code VARCHAR(50) NOT NULL,
964	reference_id BIGINT(20) UNSIGNED NOT NULL,
965	KEY coupon_code (coupon_code),
966	KEY reference_id (reference_id),
967	CONSTRAINT fk_tutor_coupon_application_coupon_code FOREIGN KEY (coupon_code) REFERENCES {$wpdb->prefix}tutor_coupons(coupon_code) ON DELETE CASCADE
968	) $charset_collate;";
969
970	$coupon_usage_table = "CREATE TABLE {$wpdb->prefix}tutor_coupon_usages (
971	id BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
972	coupon_code VARCHAR(50) NOT NULL,
973	user_id BIGINT(20) UNSIGNED NOT NULL,
974	PRIMARY KEY (id),
975	KEY coupon_code (coupon_code),
976	KEY user_id (user_id),
977	CONSTRAINT fk_tutor_coupon_usage_coupon_code FOREIGN KEY (coupon_code) REFERENCES {$wpdb->prefix}tutor_coupons(coupon_code) ON DELETE CASCADE,
978	CONSTRAINT fk_tutor_coupon_usage_user_id FOREIGN KEY (user_id) REFERENCES {$wpdb->prefix}users(ID) ON DELETE CASCADE
979	) $charset_collate;";
980
981	$cart_table = "CREATE TABLE {$wpdb->prefix}tutor_carts (
982	id BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
983	user_id BIGINT(20) UNSIGNED DEFAULT NULL,
984	coupon_code VARCHAR(50) DEFAULT NULL,
985	created_at_gmt DATETIME NOT NULL,
986	updated_at_gmt DATETIME,
987	PRIMARY KEY (id),
988	KEY user_id (user_id),
989	KEY coupon_code (coupon_code),
990	CONSTRAINT fk_tutor_cart_user_id FOREIGN KEY (user_id) REFERENCES {$wpdb->prefix}users(ID) ON DELETE CASCADE
991	) $charset_collate;";
992
993	$cart_items_table = "CREATE TABLE {$wpdb->prefix}tutor_cart_items (
994	id BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
995	cart_id BIGINT(20) UNSIGNED NOT NULL,
996	course_id BIGINT(20) UNSIGNED NOT NULL,
997	PRIMARY KEY (id),
998	KEY cart_id (cart_id),
999	KEY course_id (course_id),
1000	CONSTRAINT fk_tutor_cart_item_cart_id FOREIGN KEY (cart_id) REFERENCES {$wpdb->prefix}tutor_carts(id) ON DELETE CASCADE,
1001	CONSTRAINT fk_tutor_cart_item_course_id FOREIGN KEY (course_id) REFERENCES {$wpdb->prefix}posts(ID) ON DELETE CASCADE
1002	) $charset_collate;";
1003
1004	$customer_table = "CREATE TABLE {$wpdb->prefix}tutor_customers (
1005	id BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
1006	user_id BIGINT(20) UNSIGNED DEFAULT NULL,
1007	billing_first_name VARCHAR(255) NOT NULL,
1008	billing_last_name VARCHAR(255) NOT NULL,
1009	billing_email VARCHAR(255) NOT NULL,
1010	billing_phone VARCHAR(20) NOT NULL,
1011	billing_zip_code VARCHAR(20) NOT NULL,
1012	billing_address TEXT NOT NULL,
1013	billing_country VARCHAR(100) NOT NULL,
1014	billing_state VARCHAR(100) NOT NULL,
1015	billing_city VARCHAR(100) NOT NULL,
1016	PRIMARY KEY (id),
1017	KEY user_id (user_id),
1018	KEY billing_email (billing_email)
1019	) $charset_collate;";
1020
1021	require_once ABSPATH . 'wp-admin/includes/upgrade.php';
1022	dbDelta( $quiz_attempts_sql );
1023	dbDelta( $quiz_attempt_answers );
1024	dbDelta( $tutor_quiz_questions );
1025	dbDelta( $tutor_quiz_question_answers );
1026	dbDelta( $earning_table );
1027	dbDelta( $withdraw_table );
1028	dbDelta( $orders_table );
1029	dbDelta( $order_meta_table );
1030	dbDelta( $order_items_table );
1031	dbDelta( $coupons_table );
1032	dbDelta( $coupon_applications_table );
1033	dbDelta( $coupon_usage_table );
1034	dbDelta( $cart_table );
1035	dbDelta( $cart_items_table );
1036	dbDelta( $customer_table );
1037	}
1038
1039	/**
1040	* Manage tutor roles & permission
1041	*
1042	* @return void
1043	*/
1044	public static function manage_tutor_roles_and_permissions() {
1045	/**
1046	* Add role for instructor
1047	*/
1048	$instructor_role = tutor()->instructor_role;
1049
1050	remove_role( $instructor_role );
1051	add_role( $instructor_role, __( 'Tutor Instructor', 'tutor' ), array() );
1052
1053	$custom_post_type_permission = array(
1054	// Manage Instructor.
1055	'manage_tutor_instructor',
1056
1057	// Tutor Posts Type Permission.
1058	'edit_tutor_course',
1059	'read_tutor_course',
1060	'delete_tutor_course',
1061	'delete_tutor_courses',
1062	'edit_tutor_courses',
1063	'edit_others_tutor_courses',
1064	'read_private_tutor_courses',
1065	'edit_tutor_courses',
1066
1067	'edit_tutor_lesson',
1068	'read_tutor_lesson',
1069	'delete_tutor_lesson',
1070	'delete_tutor_lessons',
1071	'edit_tutor_lessons',
1072	'edit_others_tutor_lessons',
1073	'read_private_tutor_lessons',
1074	'edit_tutor_lessons',
1075	'publish_tutor_lessons',
1076
1077	'edit_tutor_quiz',
1078	'read_tutor_quiz',
1079	'delete_tutor_quiz',
1080	'delete_tutor_quizzes',
1081	'edit_tutor_quizzes',
1082	'edit_others_tutor_quizzes',
1083	'read_private_tutor_quizzes',
1084	'edit_tutor_quizzes',
1085	'publish_tutor_quizzes',
1086
1087	'edit_tutor_question',
1088	'read_tutor_question',
1089	'delete_tutor_question',
1090	'delete_tutor_questions',
1091	'edit_tutor_questions',
1092	'edit_others_tutor_questions',
1093	'publish_tutor_questions',
1094	'read_private_tutor_questions',
1095	'edit_tutor_questions',
1096	);
1097
1098	$instructor = get_role( $instructor_role );
1099	if ( $instructor ) {
1100	$instructor_cap = array(
1101	'edit_posts',
1102	'read',
1103	'upload_files',
1104	);
1105
1106	$instructor_cap = array_merge( $instructor_cap, $custom_post_type_permission );
1107
1108	$can_publish_course = (bool) tutor_utils()->get_option( 'instructor_can_publish_course' );
1109	if ( $can_publish_course ) {
1110	$instructor_cap[] = 'publish_tutor_courses';
1111	}
1112
1113	foreach ( $instructor_cap as $cap ) {
1114	$instructor->add_cap( $cap );
1115	}
1116	}
1117
1118	$administrator = get_role( 'administrator' );
1119	if ( $administrator ) {
1120
1121	$administrator_cap = array(
1122	'manage_tutor',
1123	);
1124	$administrator_cap = array_merge( $administrator_cap, $custom_post_type_permission );
1125	$administrator_cap[] = 'publish_tutor_courses';
1126
1127	foreach ( $administrator_cap as $cap ) {
1128	$administrator->add_cap( $cap );
1129	}
1130	}
1131
1132	/**
1133	* Add Instructor role to administrator
1134	*/
1135	if ( current_user_can( 'administrator' ) ) {
1136	tutor_utils()->add_instructor_role( get_current_user_id() );
1137	}
1138	}
1139
1140	/**
1141	* On plugin activate save initial data
1142	* Like: generate tutor pages
1143	*
1144	* @since 1.0.0
1145	*
1146	* @return void
1147	*/
1148	public static function save_data() {
1149
1150	$student_dashboard_args = array(
1151	'post_title' => __( 'Dashboard', 'tutor' ),
1152	'post_content' => '',
1153	'post_type' => 'page',
1154	'post_status' => 'publish',
1155	);
1156	$student_dashboard_page_id = wp_insert_post( $student_dashboard_args );
1157	tutor_utils()->update_option( 'tutor_dashboard_page_id', $student_dashboard_page_id );
1158
1159	$student_registration_args = array(
1160	'post_title' => __( 'Student Registration', 'tutor' ),
1161	'post_content' => '[tutor_student_registration_form]',
1162	'post_type' => 'page',
1163	'post_status' => 'publish',
1164	);
1165	$student_register_page_id = wp_insert_post( $student_registration_args );
1166	tutor_utils()->update_option( 'student_register_page', $student_register_page_id );
1167
1168	$instructor_registration_args = array(
1169	'post_title' => __( 'Instructor Registration', 'tutor' ),
1170	'post_content' => '[tutor_instructor_registration_form]',
1171	'post_type' => 'page',
1172	'post_status' => 'publish',
1173	);
1174	$instructor_registration_id = wp_insert_post( $instructor_registration_args );
1175	tutor_utils()->update_option( 'instructor_register_page', $instructor_registration_id );
1176	}
1177
1178	/**
1179	* Default options
1180	*
1181	* @since 1.0.0
1182	*
1183	* @since 3.4.1 Supported video sources added
1184	*
1185	* @return array
1186	*/
1187	public static function default_options() {
1188	$options = array(
1189	'pagination_per_page' => '20',
1190	'course_allow_upload_private_files' => '1',
1191	'display_course_instructors' => '1',
1192	'enable_q_and_a_on_course' => '1',
1193	'courses_col_per_row' => '3',
1194	'courses_per_page' => '12',
1195	'course_permalink_base' => 'courses',
1196	'lesson_permalink_base' => 'lessons',
1197	'quiz_when_time_expires' => 'autosubmit',
1198	'quiz_attempts_allowed' => '10',
1199	'quiz_grade_method' => 'highest_grade',
1200	'enable_public_profile' => '1',
1201	'email_to_students' =>
1202	array(
1203	'quiz_completed' => '1',
1204	'completed_course' => '1',
1205	),
1206	'email_to_instructors' =>
1207	array(
1208	'a_student_enrolled_in_course' => '1',
1209	'a_student_completed_course' => '1',
1210	'a_student_completed_lesson' => '1',
1211	'a_student_placed_question' => '1',
1212	),
1213	'email_from_name' => get_option( 'blogname' ),
1214	'email_from_address' => get_option( 'admin_email' ),
1215	'email_footer_text' => '',
1216	'earning_admin_commission' => '20',
1217	'earning_instructor_commission' => '80',
1218	'color_preset_type' => 'default',
1219
1220	// Default options for tutor ecommerce.
1221	'monetize_by' => Ecommerce::MONETIZE_BY,
1222	'currency_code' => 'USD',
1223	'currency_position' => 'left',
1224	'thousand_separator' => ',',
1225	'decimal_separator' => '.',
1226	'number_of_decimals' => '2',
1227	'is_coupon_applicable' => 'on',
1228	'supported_video_sources' => array(
1229	'html5',
1230	'external_url',
1231	'youtube',
1232	'vimeo',
1233	'embedded',
1234	'shortcode',
1235	),
1236	);
1237
1238	return $options;
1239	}
1240
1241
1242	/**
1243	* Create withdraw database
1244	*
1245	* @since 1.2.0
1246	*/
1247	public static function create_withdraw_database() {
1248	global $wpdb;
1249
1250	$charset_collate = $wpdb->get_charset_collate();
1251
1252	/**
1253	* Table SQL
1254	*
1255	* {$wpdb->prefix}tutor_earnings
1256	* {$wpdb->prefix}tutor_withdraws
1257	*
1258	* @since 1.2.0
1259	*/
1260
1261	$earning_table = "CREATE TABLE IF NOT EXISTS {$wpdb->prefix}tutor_earnings (
1262	earning_id bigint(20) NOT NULL AUTO_INCREMENT,
1263	user_id bigint(20) DEFAULT NULL,
1264	course_id bigint(20) DEFAULT NULL,
1265	order_id bigint(20) DEFAULT NULL,
1266	order_status varchar(50) DEFAULT NULL,
1267	course_price_total decimal(16,2) DEFAULT NULL,
1268	course_price_grand_total decimal(16,2) DEFAULT NULL,
1269	instructor_amount decimal(16,2) DEFAULT NULL,
1270	instructor_rate decimal(16,2) DEFAULT NULL,
1271	admin_amount decimal(16,2) DEFAULT NULL,
1272	admin_rate decimal(16,2) DEFAULT NULL,
1273	commission_type varchar(20) DEFAULT NULL,
1274	deduct_fees_amount decimal(16,2) DEFAULT NULL,
1275	deduct_fees_name varchar(250) DEFAULT NULL,
1276	deduct_fees_type varchar(20) DEFAULT NULL,
1277	process_by varchar(20) DEFAULT NULL,
1278	created_at datetime DEFAULT NULL,
1279	PRIMARY KEY (earning_id)
1280	) $charset_collate;";
1281
1282	$withdraw_table = "CREATE TABLE IF NOT EXISTS {$wpdb->prefix}tutor_withdraws (
1283	withdraw_id bigint(20) NOT NULL AUTO_INCREMENT,
1284	user_id bigint(20) DEFAULT NULL,
1285	amount decimal(16,2) DEFAULT NULL,
1286	method_data text DEFAULT NULL,
1287	status varchar(50) DEFAULT NULL,
1288	updated_at datetime DEFAULT NULL,
1289	created_at datetime DEFAULT NULL,
1290	PRIMARY KEY (withdraw_id)
1291	) $charset_collate;";
1292
1293	require_once ABSPATH . 'wp-admin/includes/upgrade.php';
1294	dbDelta( $earning_table );
1295	dbDelta( $withdraw_table );
1296
1297	/**
1298	* Setting previous dashboard to new dashboard
1299	*/
1300	$previous_dashboard_page_id = (int) tutor_utils()->get_option( 'student_dashboard' );
1301	tutor_utils()->update_option( 'tutor_dashboard_page_id', $previous_dashboard_page_id );
1302	}
1303
1304	/**
1305	* Filter the wp_doing_ajax from tutor requests to get advanced
1306	* advantages from Tutor
1307	*
1308	* @since 1.3.4
1309	*
1310	* @param bool $bool default value.
1311	*
1312	* @return bool
1313	*/
1314	public function wp_doing_ajax( $bool ) {
1315	// Don't use Input::has helper to avoid conflict.
1316	if ( isset( $_REQUEST['tutor_ajax_action'] ) ) {
1317	return true;
1318	}
1319	return $bool;
1320	}
1321
1322	/**
1323	* Handle plugin un-installation
1324	*
1325	* @since 2.6.2
1326	*
1327	* @return void
1328	*/
1329	public static function tutor_uninstall() {
1330	self::erase_tutor_data();
1331	}
1332
1333	/**
1334	* Erase tutor data
1335	*
1336	* @since 2.6.2
1337	*
1338	* @return void
1339	*/
1340	public static function erase_tutor_data() {
1341	global $wpdb;
1342
1343	$is_erase_data = tutor_utils()->get_option( 'delete_on_uninstall' );
1344	// Deleting Data.
1345
1346	if ( $is_erase_data ) {
1347	/**
1348	* Deleting Post Type, Meta Data, taxonomy
1349	*/
1350	$course_post_type = tutor()->course_post_type;
1351	$lesson_post_type = tutor()->lesson_post_type;
1352
1353	$post_types = array(
1354	$course_post_type,
1355	$lesson_post_type,
1356	'tutor_quiz',
1357	'tutor_enrolled',
1358	'topics',
1359	'tutor_enrolled',
1360	'tutor_announcements',
1361	);
1362
1363	$in_clause = QueryHelper::prepare_in_clause( $post_types );
1364	$tutor_posts = $wpdb->get_col( $wpdb->prepare( "SELECT ID from {$wpdb->posts} WHERE post_type IN({$in_clause}) ;" ) ); //phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
1365
1366	if ( is_array( $tutor_posts ) && count( $tutor_posts ) ) {
1367	foreach ( $tutor_posts as $post_id ) {
1368	// Delete categories.
1369	$terms = wp_get_object_terms( $post_id, CourseModel::COURSE_CATEGORY );
1370	foreach ( $terms as $term ) {
1371	wp_remove_object_terms( $post_id, array( $term->term_id ), CourseModel::COURSE_CATEGORY );
1372	}
1373
1374	// Delete tags if available.
1375	$terms = wp_get_object_terms( $post_id, CourseModel::COURSE_TAG );
1376	foreach ( $terms as $term ) {
1377	wp_remove_object_terms( $post_id, array( $term->term_id ), CourseModel::COURSE_TAG );
1378	}
1379
1380	// Delete All Meta.
1381	$wpdb->delete( $wpdb->postmeta, array( 'post_id' => $post_id ) );
1382	$wpdb->delete( $wpdb->posts, array( 'ID' => $post_id ) );
1383	}
1384	}
1385
1386	/**
1387	* Deleting Comments (reviews, questions, quiz_answers, etc)
1388	*/
1389	$tutor_comments = $wpdb->get_col( "SELECT comment_ID from {$wpdb->comments} WHERE comment_agent = 'comment_agent' ;" );
1390	if ( is_array( $tutor_comments ) && count( $tutor_comments ) ) {
1391	$in_clause = QueryHelper::prepare_in_clause( $tutor_comments );
1392	$wpdb->query( $wpdb->prepare( "DELETE from {$wpdb->commentmeta} WHERE comment_ID in({$in_clause}) " ) ); //phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
1393	}
1394	$wpdb->delete( $wpdb->comments, array( 'comment_agent' => 'comment_agent' ) );
1395
1396	/**
1397	* Delete Options
1398	*/
1399
1400	delete_option( 'tutor_option' );
1401	$wpdb->delete( $wpdb->usermeta, array( 'meta_key' => '_is_tutor_student' ) );
1402	$wpdb->delete( $wpdb->usermeta, array( 'meta_key' => '_tutor_instructor_approved' ) );
1403	$wpdb->delete( $wpdb->usermeta, array( 'meta_key' => '_tutor_instructor_status' ) );
1404	$wpdb->delete( $wpdb->usermeta, array( 'meta_key' => '_is_tutor_instructor' ) );
1405	$wpdb->query( "DELETE FROM {$wpdb->usermeta} WHERE meta_key LIKE '%_tutor_completed_lesson_id_%' " );
1406
1407	// Deleting Table.
1408	$prefix = $wpdb->prefix;
1409	//phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
1410	$wpdb->query( "DROP TABLE IF EXISTS {$prefix}tutor_quiz_attempts, {$prefix}tutor_quiz_attempt_answers, {$prefix}tutor_quiz_questions, {$prefix}tutor_quiz_question_answers, {$prefix}tutor_earnings, {$prefix}tutor_withdraws " );
1411
1412	}
1413	}
1414	}
1415