Tutor.php — Tutor LMS – eLearning and online course solution 2.6.1

tutor / classes / Tutor.php

tutor / classes Last commit date

Addons.php 2 years ago Admin.php 2 years ago Ajax.php 2 years ago Announcements.php 3 years ago Assets.php 2 years ago Backend_Page_Trait.php 3 years ago Course.php 2 years ago Course_Embed.php 3 years ago Course_Filter.php 2 years ago Course_List.php 2 years ago Course_Settings_Tabs.php 3 years ago Course_Widget.php 3 years ago Custom_Validation.php 3 years ago Dashboard.php 3 years ago FormHandler.php 2 years ago Frontend.php 2 years ago Gutenberg.php 3 years ago Input.php 3 years ago Instructor.php 2 years ago Instructors_List.php 2 years ago Lesson.php 2 years ago Options_V2.php 2 years ago Permalink.php 2 years ago Post_types.php 2 years ago Private_Course_Access.php 3 years ago Q_and_A.php 2 years ago Question_Answers_List.php 3 years ago Quiz.php 2 years ago Quiz_Attempts_List.php 2 years ago RestAPI.php 2 years ago Reviews.php 3 years ago Rewrite_Rules.php 2 years ago Shortcode.php 2 years ago Student.php 2 years ago Students_List.php 3 years ago Taxonomies.php 3 years ago Template.php 2 years ago Theme_Compatibility.php 3 years ago Tools.php 3 years ago Tools_V2.php 3 years ago Tutor.php 2 years ago TutorEDD.php 2 years ago Tutor_Base.php 2 years ago Tutor_Setup.php 2 years ago Upgrader.php 2 years ago User.php 2 years ago Utils.php 2 years ago Video_Stream.php 3 years ago WhatsNew.php 2 years ago Withdraw.php 2 years ago Withdraw_Requests_List.php 3 years ago WooCommerce.php 2 years ago

Tutor.php

1113 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	if ( ! defined( 'ABSPATH' ) ) {
14	exit;
15	}
16
17	/**
18	* Tutor final class
19	*
20	* @since 1.0.0
21	*/
22	final class Tutor {
23	/**
24	* Tutor version
25	*
26	* @since 1.0.0
27	*
28	* @var string
29	*/
30	public $version = TUTOR_VERSION;
31
32	/**
33	* Plugin dir path
34	*
35	* @since 1.0.0
36	*
37	* @var string
38	*/
39	public $path;
40
41	/**
42	* Plugin dir path
43	*
44	* @since 1.0.0
45	*
46	* @var string
47	*/
48	public $url;
49
50	/**
51	* Plugin dir name
52	*
53	* @since 1.0.0
54	*
55	* @var string
56	*/
57	public $basename;
58
59	/**
60	* The single instance of the class.
61	*
62	* @since 1.2.0
63	*
64	* @var object
65	*/
66	protected static $_instance = null;
67
68
69	/**
70	* Utils class object
71	*
72	* @since 1.1.0
73	*
74	* @var object
75	*/
76	public $utils;
77
78	/**
79	* Admin class object
80	*
81	* @since 1.1.0
82	*
83	* @var object
84	*/
85	public $admin;
86
87	/**
88	* Ajax class object
89	*
90	* @since 1.1.0
91	*
92	* @var object
93	*/
94	public $ajax;
95
96	/**
97	* Options class object
98	*
99	* @since 1.1.0
100	*
101	* @var object
102	*/
103	public $options;
104
105	/**
106	* Short code class object
107	*
108	* @since 1.1.0
109	*
110	* @var object
111	*/
112	public $shortcode;
113
114	/**
115	* Addons class object
116	*
117	* @since 1.1.0
118	*
119	* @var object
120	*/
121	private $addons;
122
123	/**
124	* PostType class object
125	*
126	* @since 1.1.0
127	*
128	* @var object
129	*/
130	private $post_types;
131
132	/**
133	* Taxonomies class object
134	*
135	* @since 1.1.0
136	*
137	* @var object
138	*/
139	private $taxonomies;
140
141	/**
142	* Assets class object
143	*
144	* @since 1.1.0
145	*
146	* @var object
147	*/
148	private $assets;
149
150	/**
151	* Course class object
152	*
153	* @since 1.1.0
154	*
155	* @var object
156	*/
157	private $course;
158
159	/**
160	* Lesson class object
161	*
162	* @since 1.1.0
163	*
164	* @var object
165	*/
166	private $lesson;
167
168	/**
169	* Rewrite_Rules class object
170	*
171	* @since 1.1.0
172	*
173	* @var object
174	*/
175	private $rewrite_rules;
176
177	/**
178	* Template class object
179	*
180	* @since 1.1.0
181	*
182	* @var object
183	*/
184	private $template;
185
186	/**
187	* Instructor class object
188	*
189	* @since 1.1.0
190	*
191	* @var object
192	*/
193	private $instructor;
194
195	/**
196	* Student class object
197	*
198	* @since 1.1.0
199	*
200	* @var object
201	*/
202	private $student;
203
204	/**
205	* Q_and_A class object
206	*
207	* @since 1.1.0
208	*
209	* @var object
210	*/
211	private $q_and_a;
212
213	/**
214	* Quiz class object
215	*
216	* @since 1.1.0
217	*
218	* @var object
219	*/
220	private $quiz;
221
222	/**
223	* Tools class object
224	*
225	* @since 1.1.0
226	*
227	* @var object
228	*/
229	private $tools;
230
231	/**
232	* User class object
233	*
234	* @since 1.1.0
235	*
236	* @var object
237	*/
238	private $user;
239
240	/**
241	* Theme_Compatibility class object
242	*
243	* @since 1.1.0
244	*
245	* @var object
246	*/
247	private $theme_compatibility;
248
249	/**
250	* Gutenberg class object
251	*
252	* @since 1.1.0
253	*
254	* @var object
255	*/
256	private $gutenberg;
257
258	/**
259	* Course_Settings_Tabs class object
260	*
261	* @since 1.1.0
262	*
263	* @var object
264	*/
265	private $course_settings_tabs;
266
267	/**
268	* Withdraw class object
269	*
270	* @since 1.1.0
271	*
272	* @var object
273	*/
274	private $withdraw;
275
276	/**
277	* Course_Widget class object
278	*
279	* @since 1.1.0
280	*
281	* @var object
282	*/
283	private $course_widget;
284
285	/**
286	* Upgrader class object
287	*
288	* @since 1.1.0
289	*
290	* @var object
291	*/
292	private $upgrader;
293
294	/**
295	* Dashboard class object
296	*
297	* @since 1.1.0
298	*
299	* @var object
300	*/
301	private $dashboard;
302
303	/**
304	* FormHandler class object
305	*
306	* @since 1.1.0
307	*
308	* @var object
309	*/
310	private $form_handler;
311
312	/**
313	* Frontend class object
314	*
315	* @since 1.1.0
316	*
317	* @var object
318	*/
319	private $frontend;
320
321	/**
322	* Email property
323	*
324	* @since 1.1.0
325	*
326	* @var object
327	*/
328	private $email;
329
330	/**
331	* WooCommerce integration class object
332	*
333	* @since 1.1.0
334	*
335	* @var object
336	*/
337	private $woocommerce;
338
339	/**
340	* Tutor_EDD class object
341	*
342	* @since 1.1.0
343	*
344	* @var object
345	*/
346	private $edd;
347
348	/**
349	* Announcement
350	*
351	* @since 2.0.0
352	*
353	* @var $announcements
354	*/
355	private $announcements;
356
357	/**
358	* Reviews class object
359	*
360	* @since 1.1.0
361	*
362	* @var object
363	*/
364	private $reviews;
365
366	/**
367	* Withdraw_List class object
368	*
369	* @since 1.1.0
370	*
371	* @var object
372	*/
373	private $withdraw_list;
374
375	/**
376	* Student_List class object
377	*
378	* @since 1.1.0
379	*
380	* @var object
381	*/
382	private $student_list;
383
384	/**
385	* Instructor_List class object
386	*
387	* @since 1.1.0
388	*
389	* @var object
390	*/
391	private $instructor_list;
392
393	/**
394	* Course List
395	*
396	* @var $course_list
397	* @since 2.0.0
398	*/
399	public $course_list;
400
401	//phpcs:disable
402	public $q_and_a_list;
403	public $q_attempt;
404	public $rest_api;
405	public $setup;
406	public $private_course_access;
407	public $course_filter;
408	//phpcs:enable
409
410	/**
411	* Course Embed
412	*
413	* @var $course_embed
414	*
415	* @since 2.1.0
416	*/
417	private $course_embed;
418
419	/**
420	* Rest Authentication
421	*
422	* @var $rest_auth
423	*
424	* @since 2.1.0
425	*/
426	private $rest_auth;
427
428	/**
429	* Permalink
430	*
431	* @var Permalink
432	*/
433	private $permalink;
434
435	/**
436	* Run the TUTOR
437	*
438	* @since 1.2.0
439	*
440	* @return null\|Tutor
441	*/
442	public static function instance() {
443	if ( is_null( self::$_instance ) ) {
444	self::$_instance = new self();
445	}
446	return self::$_instance;
447	}
448
449	/**
450	* Initialize props & other dependencies
451	*
452	* @since 1.0.0
453	*/
454	public function __construct() {
455
456	$this->path = plugin_dir_path( TUTOR_FILE );
457	$this->url = plugin_dir_url( TUTOR_FILE );
458	$this->basename = plugin_basename( TUTOR_FILE );
459
460	/**
461	* Adding Tutor Database table to $wpdb;
462	*
463	* @since 1.4.2
464	*/
465	global $wpdb;
466	$wpdb->tutor_earnings = $wpdb->prefix . 'tutor_earnings';
467	$wpdb->tutor_gradebooks = $wpdb->prefix . 'tutor_gradebooks';
468	$wpdb->tutor_gradebooks_results = $wpdb->prefix . 'tutor_gradebooks_results';
469	$wpdb->tutor_quiz_attempts = $wpdb->prefix . 'tutor_quiz_attempts';
470	$wpdb->tutor_quiz_attempt_answers = $wpdb->prefix . 'tutor_quiz_attempt_answers';
471	$wpdb->tutor_quiz_questions = $wpdb->prefix . 'tutor_quiz_questions';
472	$wpdb->tutor_quiz_question_answers = $wpdb->prefix . 'tutor_quiz_question_answers';
473	$wpdb->tutor_withdraws = $wpdb->prefix . 'tutor_withdraws';
474	$wpdb->tutor_email_queue = $wpdb->prefix . 'tutor_email_queue';
475
476	/**
477	* Changing default wp doing ajax return based on tutor ajax action
478	*/
479	add_filter( 'wp_doing_ajax', array( $this, 'wp_doing_ajax' ) );
480
481	/**
482	* Include Files
483	*/
484	$this->includes();
485
486	/**
487	* Loading Auto loader
488	*/
489	spl_autoload_register( array( $this, 'loader' ) );
490
491	do_action( 'tutor_before_load' );
492
493	$this->addons = new Addons();
494	$this->post_types = new Post_types();
495	$this->taxonomies = new Taxonomies();
496	$this->assets = new Assets();
497	$this->admin = new Admin();
498	$this->ajax = new Ajax();
499	$this->options = new Options_V2();
500	$this->shortcode = new Shortcode();
501	$this->course = new Course();
502	$this->lesson = new Lesson();
503	$this->rewrite_rules = new Rewrite_Rules();
504	$this->template = new Template();
505	$this->instructor = new Instructor();
506	$this->student = new Student();
507	$this->q_and_a = new Q_and_A();
508	$this->q_and_a_list = new Question_Answers_List();
509	$this->q_attempt = new Quiz_Attempts_List();
510	$this->quiz = new Quiz();
511	$this->tools = new Tools();
512	$this->user = new User();
513	$this->theme_compatibility = new Theme_Compatibility();
514	$this->gutenberg = new Gutenberg();
515	$this->course_settings_tabs = new Course_Settings_Tabs();
516	$this->withdraw = new Withdraw();
517	$this->course_widget = new Course_Widget();
518	$this->upgrader = new Upgrader();
519	$this->dashboard = new Dashboard();
520	$this->form_handler = new FormHandler();
521	$this->frontend = new Frontend();
522	$this->rest_api = new RestAPI();
523	$this->setup = new Tutor_Setup();
524	$this->private_course_access = new Private_Course_Access();
525	$this->course_filter = new Course_Filter();
526	$this->permalink = new Permalink();
527
528	// Integrations.
529	$this->woocommerce = new WooCommerce();
530	$this->edd = new TutorEDD();
531
532	/**
533	* Init obj
534	*
535	* @since 2.0.0
536	*/
537	$this->announcements = new Announcements();
538	$this->course_list = new Course_List();
539	$this->reviews = new Reviews();
540	$this->withdraw_list = new Withdraw_Requests_List();
541	$this->student_list = new Students_List();
542	$this->instructor_list = new Instructors_List();
543	$this->course_embed = new Course_Embed();
544	$this->rest_auth = new RestAuth();
545
546	/**
547	* Run Method
548	*
549	* @since v.1.2.0
550	*/
551	$this->run();
552
553	do_action( 'tutor_loaded' );
554
555	add_action( 'init', array( $this, 'init_action' ) );
556
557	/**
558	* Redirect to the wizard page
559	*
560	* @since 1.5.7
561	*/
562
563	add_action( 'activated_plugin', array( $this, 'activated_tutor' ), 10, 2 );
564	}
565
566	/**
567	* Redirect to the wizard page
568	*
569	* @since 1.5.7
570	*
571	* @param mixed $plugin plugin.
572	* @param mixed $network_wide network wide.
573	*
574	* @return void
575	*/
576	public function activated_tutor( $plugin, $network_wide = null ) {
577	if ( tutor()->basename === $plugin ) {
578	if ( ( ! get_option( 'tutor_wizard' ) ) && version_compare( TUTOR_VERSION, '1.5.6', '>' ) ) {
579	update_option( 'tutor_wizard', 'active' );
580	wp_safe_redirect( admin_url( 'admin.php?page=tutor-setup' ) );
581	exit;
582	}
583	}
584	}
585
586	/**
587	* Auto Load class and the files
588	*
589	* @since 1.0.0
590	*
591	* @param string $class_name class name to load.
592	*
593	* @return void
594	*/
595	private function loader( $class_name ) {
596	if ( ! class_exists( $class_name ) ) {
597	$class_name = preg_replace(
598	array( '/([a-z])([A-Z])/', '/\\\/' ),
599	array( '$1$2', DIRECTORY_SEPARATOR ),
600	$class_name
601	);
602
603	$class_name = str_replace( 'TUTOR' . DIRECTORY_SEPARATOR, 'classes' . DIRECTORY_SEPARATOR, $class_name );
604	$file_name = $this->path . $class_name . '.php';
605
606	if ( file_exists( $file_name ) ) {
607	require_once $file_name;
608	}
609	}
610	}
611
612	/**
613	* Include utility functions
614	*
615	* @return void
616	*/
617	public function includes() {
618	include tutor()->path . 'includes/tutor-general-functions.php';
619	include tutor()->path . 'includes/tutor-template-functions.php';
620	include tutor()->path . 'includes/tutor-template-hook.php';
621	include tutor()->path . 'includes/translate-text.php';
622	}
623
624	/**
625	* Providing hooks
626	*
627	* @return void
628	*/
629	public function run() {
630	do_action( 'tutor_before_run' );
631	do_action( 'tutor_after_run' );
632	}
633
634	/**
635	* Tutor Action Via do_action
636	*
637	* @since 1.2.14
638	*/
639	public function init_action() {
640	$tutor_action = Input::sanitize_request_data( 'tutor_action' );
641	if ( '' !== $tutor_action ) {
642	do_action( 'tutor_action_' . $tutor_action );
643	}
644	}
645
646	/**
647	* Do some task during plugin activation
648	*/
649	public static function tutor_activate() {
650	$version = get_option( 'tutor_version' );
651	if ( ! function_exists( 'tutor_time' ) ) {
652	include tutor()->path . 'includes/tutor-general-functions.php';
653	}
654
655	// Create Database.
656	self::create_database();
657
658	// Save Option.
659	if ( ! $version ) {
660
661	$options = self::default_options();
662	update_option( 'tutor_option', $options );
663
664	// Rewrite Flush.
665	Permalink::set_permalink_flag();
666	self::manage_tutor_roles_and_permissions();
667
668	// Save initial Page.
669	self::save_data();
670	update_option( 'tutor_version', TUTOR_VERSION );
671	}
672
673	// Set Schedule.
674	if ( ! wp_next_scheduled( 'tutor_once_in_day_run_schedule' ) ) {
675	wp_schedule_event( tutor_time(), 'twicedaily', 'tutor_once_in_day_run_schedule' );
676	}
677
678	/**
679	* Backward Compatibility for version < 1.2.0
680	*/
681	if ( version_compare( get_option( 'tutor_version' ), '1.2.0', '<' ) ) {
682	/**
683	* Creating New Database
684	*/
685	self::create_withdraw_database();
686	// Update the tutor version.
687	update_option( 'tutor_version', '1.2.0' );
688	// Rewrite Flush.
689	Permalink::set_permalink_flag();
690	}
691
692	/**
693	* Backward Compatibility to < 1.3.1 for make course plural
694	*/
695	if ( version_compare( get_option( 'tutor_version' ), '1.3.1', '<' ) ) {
696	global $wpdb;
697
698	if ( ! get_option( 'is_course_post_type_updated' ) ) {
699	$wpdb->update( $wpdb->posts, array( 'post_type' => tutor()->course_post_type ), array( 'post_type' => 'course' ) );
700	update_option( 'is_course_post_type_updated', true );
701	update_option( 'tutor_version', '1.3.1' );
702	Permalink::set_permalink_flag();
703	}
704	}
705
706	/**
707	* Save First activation Time
708	*/
709	$first_activation_date = get_option( 'tutor_first_activation_time' );
710	if ( ! $first_activation_date ) {
711	update_option( 'tutor_first_activation_time', tutor_time() );
712	}
713	}
714
715	/**
716	* Run task on deactivation
717	*
718	* @since 1.0.0
719	*
720	* @return void
721	*/
722	public static function tutor_deactivation() {
723	wp_clear_scheduled_hook( 'tutor_once_in_day_run_schedule' );
724	}
725
726	/**
727	* Create database
728	*
729	* @return void
730	*/
731	public static function create_database() {
732	global $wpdb;
733
734	$charset_collate = $wpdb->get_charset_collate();
735
736	/**
737	* Table SQL
738	*
739	* {$wpdb->prefix}tutor_quiz_attempts
740	* {$wpdb->prefix}tutor_quiz_attempt_answers
741	* {$wpdb->prefix}tutor_quiz_questions
742	* {$wpdb->prefix}tutor_quiz_question_answers
743	* {$wpdb->prefix}tutor_earnings
744	* {$wpdb->prefix}tutor_withdraws
745	*
746	* @since 1.0.0
747	*/
748	$quiz_attempts_sql = "CREATE TABLE {$wpdb->prefix}tutor_quiz_attempts (
749	attempt_id bigint(20) NOT NULL AUTO_INCREMENT,
750	course_id bigint(20) DEFAULT NULL,
751	quiz_id bigint(20) DEFAULT NULL,
752	user_id bigint(20) DEFAULT NULL,
753	total_questions int(11) DEFAULT NULL,
754	total_answered_questions int(11) DEFAULT NULL,
755	total_marks decimal(9,2) DEFAULT NULL,
756	earned_marks decimal(9,2) DEFAULT NULL,
757	attempt_info text,
758	attempt_status varchar(50) DEFAULT NULL,
759	attempt_ip varchar(250) DEFAULT NULL,
760	attempt_started_at datetime DEFAULT NULL,
761	attempt_ended_at datetime DEFAULT NULL,
762	is_manually_reviewed int(1) DEFAULT NULL,
763	manually_reviewed_at datetime DEFAULT NULL,
764	PRIMARY KEY (attempt_id)
765	) $charset_collate;";
766
767	$quiz_attempt_answers = "CREATE TABLE {$wpdb->prefix}tutor_quiz_attempt_answers (
768	attempt_answer_id bigint(20) NOT NULL AUTO_INCREMENT,
769	user_id bigint(20) DEFAULT NULL,
770	quiz_id bigint(20) DEFAULT NULL,
771	question_id bigint(20) DEFAULT NULL,
772	quiz_attempt_id bigint(20) DEFAULT NULL,
773	given_answer longtext,
774	question_mark decimal(8,2) DEFAULT NULL,
775	achieved_mark decimal(8,2) DEFAULT NULL,
776	minus_mark decimal(8,2) DEFAULT NULL,
777	is_correct tinyint(4) DEFAULT NULL,
778	PRIMARY KEY (attempt_answer_id)
779	) $charset_collate;";
780
781	$tutor_quiz_questions = "CREATE TABLE {$wpdb->prefix}tutor_quiz_questions (
782	question_id bigint(20) NOT NULL AUTO_INCREMENT,
783	quiz_id bigint(20) DEFAULT NULL,
784	question_title text,
785	question_description longtext,
786	answer_explanation longtext DEFAULT '',
787	question_type varchar(50) DEFAULT NULL,
788	question_mark decimal(9,2) DEFAULT NULL,
789	question_settings longtext,
790	question_order int(11) DEFAULT NULL,
791	PRIMARY KEY (question_id)
792	) $charset_collate;";
793
794	$tutor_quiz_question_answers = "CREATE TABLE {$wpdb->prefix}tutor_quiz_question_answers (
795	answer_id bigint(20) NOT NULL AUTO_INCREMENT,
796	belongs_question_id bigint(20) DEFAULT NULL,
797	belongs_question_type varchar(250) DEFAULT NULL,
798	answer_title text,
799	is_correct tinyint(4) DEFAULT NULL,
800	image_id bigint(20) DEFAULT NULL,
801	answer_two_gap_match text,
802	answer_view_format varchar(250) DEFAULT NULL,
803	answer_settings text,
804	answer_order int(11) DEFAULT '0',
805	PRIMARY KEY (answer_id)
806	) $charset_collate;";
807
808	$earning_table = "CREATE TABLE IF NOT EXISTS {$wpdb->prefix}tutor_earnings (
809	earning_id bigint(20) NOT NULL AUTO_INCREMENT,
810	user_id bigint(20) DEFAULT NULL,
811	course_id bigint(20) DEFAULT NULL,
812	order_id bigint(20) DEFAULT NULL,
813	order_status varchar(50) DEFAULT NULL,
814	course_price_total decimal(16,2) DEFAULT NULL,
815	course_price_grand_total decimal(16,2) DEFAULT NULL,
816	instructor_amount decimal(16,2) DEFAULT NULL,
817	instructor_rate decimal(16,2) DEFAULT NULL,
818	admin_amount decimal(16,2) DEFAULT NULL,
819	admin_rate decimal(16,2) DEFAULT NULL,
820	commission_type varchar(20) DEFAULT NULL,
821	deduct_fees_amount decimal(16,2) DEFAULT NULL,
822	deduct_fees_name varchar(250) DEFAULT NULL,
823	deduct_fees_type varchar(20) DEFAULT NULL,
824	process_by varchar(20) DEFAULT NULL,
825	created_at datetime DEFAULT NULL,
826	PRIMARY KEY (earning_id)
827	) $charset_collate;";
828
829	$withdraw_table = "CREATE TABLE IF NOT EXISTS {$wpdb->prefix}tutor_withdraws (
830	withdraw_id bigint(20) NOT NULL AUTO_INCREMENT,
831	user_id bigint(20) DEFAULT NULL,
832	amount decimal(16,2) DEFAULT NULL,
833	method_data text DEFAULT NULL,
834	status varchar(50) DEFAULT NULL,
835	updated_at datetime DEFAULT NULL,
836	created_at datetime DEFAULT NULL,
837	PRIMARY KEY (withdraw_id)
838	) $charset_collate;";
839
840	require_once ABSPATH . 'wp-admin/includes/upgrade.php';
841	dbDelta( $quiz_attempts_sql );
842	dbDelta( $quiz_attempt_answers );
843	dbDelta( $tutor_quiz_questions );
844	dbDelta( $tutor_quiz_question_answers );
845	dbDelta( $earning_table );
846	dbDelta( $withdraw_table );
847	}
848
849	/**
850	* Manage tutor roles & permission
851	*
852	* @return void
853	*/
854	public static function manage_tutor_roles_and_permissions() {
855	/**
856	* Add role for instructor
857	*/
858	$instructor_role = tutor()->instructor_role;
859
860	remove_role( $instructor_role );
861	add_role( $instructor_role, __( 'Tutor Instructor', 'tutor' ), array() );
862
863	$custom_post_type_permission = array(
864	// Manage Instructor.
865	'manage_tutor_instructor',
866
867	// Tutor Posts Type Permission.
868	'edit_tutor_course',
869	'read_tutor_course',
870	'delete_tutor_course',
871	'delete_tutor_courses',
872	'edit_tutor_courses',
873	'edit_others_tutor_courses',
874	'read_private_tutor_courses',
875	'edit_tutor_courses',
876
877	'edit_tutor_lesson',
878	'read_tutor_lesson',
879	'delete_tutor_lesson',
880	'delete_tutor_lessons',
881	'edit_tutor_lessons',
882	'edit_others_tutor_lessons',
883	'read_private_tutor_lessons',
884	'edit_tutor_lessons',
885	'publish_tutor_lessons',
886
887	'edit_tutor_quiz',
888	'read_tutor_quiz',
889	'delete_tutor_quiz',
890	'delete_tutor_quizzes',
891	'edit_tutor_quizzes',
892	'edit_others_tutor_quizzes',
893	'read_private_tutor_quizzes',
894	'edit_tutor_quizzes',
895	'publish_tutor_quizzes',
896
897	'edit_tutor_question',
898	'read_tutor_question',
899	'delete_tutor_question',
900	'delete_tutor_questions',
901	'edit_tutor_questions',
902	'edit_others_tutor_questions',
903	'publish_tutor_questions',
904	'read_private_tutor_questions',
905	'edit_tutor_questions',
906	);
907
908	$instructor = get_role( $instructor_role );
909	if ( $instructor ) {
910	$instructor_cap = array(
911	'edit_posts',
912	'read',
913	'upload_files',
914	);
915
916	$instructor_cap = array_merge( $instructor_cap, $custom_post_type_permission );
917
918	$can_publish_course = (bool) tutor_utils()->get_option( 'instructor_can_publish_course' );
919	if ( $can_publish_course ) {
920	$instructor_cap[] = 'publish_tutor_courses';
921	}
922
923	foreach ( $instructor_cap as $cap ) {
924	$instructor->add_cap( $cap );
925	}
926	}
927
928	$administrator = get_role( 'administrator' );
929	if ( $administrator ) {
930
931	$administrator_cap = array(
932	'manage_tutor',
933	);
934	$administrator_cap = array_merge( $administrator_cap, $custom_post_type_permission );
935	$administrator_cap[] = 'publish_tutor_courses';
936
937	foreach ( $administrator_cap as $cap ) {
938	$administrator->add_cap( $cap );
939	}
940	}
941
942	/**
943	* Add Instructor role to administrator
944	*/
945	if ( current_user_can( 'administrator' ) ) {
946	tutor_utils()->add_instructor_role( get_current_user_id() );
947	}
948
949	}
950
951	/**
952	* On plugin activate save initial data
953	* Like: generate tutor pages
954	*
955	* @since 1.0.0
956	*
957	* @return void
958	*/
959	public static function save_data() {
960
961	$student_dashboard_args = array(
962	'post_title' => __( 'Dashboard', 'tutor' ),
963	'post_content' => '',
964	'post_type' => 'page',
965	'post_status' => 'publish',
966	);
967	$student_dashboard_page_id = wp_insert_post( $student_dashboard_args );
968	tutor_utils()->update_option( 'tutor_dashboard_page_id', $student_dashboard_page_id );
969
970	$student_registration_args = array(
971	'post_title' => __( 'Student Registration', 'tutor' ),
972	'post_content' => '[tutor_student_registration_form]',
973	'post_type' => 'page',
974	'post_status' => 'publish',
975	);
976	$student_register_page_id = wp_insert_post( $student_registration_args );
977	tutor_utils()->update_option( 'student_register_page', $student_register_page_id );
978
979	$instructor_registration_args = array(
980	'post_title' => __( 'Instructor Registration', 'tutor' ),
981	'post_content' => '[tutor_instructor_registration_form]',
982	'post_type' => 'page',
983	'post_status' => 'publish',
984	);
985	$instructor_registration_id = wp_insert_post( $instructor_registration_args );
986	tutor_utils()->update_option( 'instructor_register_page', $instructor_registration_id );
987	}
988
989	/**
990	* Default options
991	*
992	* @since 1.0.0
993	*
994	* @return array
995	*/
996	public static function default_options() {
997	$options = array(
998	'pagination_per_page' => '20',
999	'course_allow_upload_private_files' => '1',
1000	'display_course_instructors' => '1',
1001	'enable_q_and_a_on_course' => '1',
1002	'courses_col_per_row' => '3',
1003	'courses_per_page' => '12',
1004	'lesson_permalink_base' => 'lesson',
1005	'quiz_when_time_expires' => 'autosubmit',
1006	'quiz_attempts_allowed' => '10',
1007	'quiz_grade_method' => 'highest_grade',
1008	'enable_public_profile' => '1',
1009	'email_to_students' =>
1010	array(
1011	'quiz_completed' => '1',
1012	'completed_course' => '1',
1013	),
1014	'email_to_instructors' =>
1015	array(
1016	'a_student_enrolled_in_course' => '1',
1017	'a_student_completed_course' => '1',
1018	'a_student_completed_lesson' => '1',
1019	'a_student_placed_question' => '1',
1020	),
1021	'email_from_name' => get_option( 'blogname' ),
1022	'email_from_address' => get_option( 'admin_email' ),
1023	'email_footer_text' => '',
1024	'earning_admin_commission' => '20',
1025	'earning_admin_commission' => '20',
1026	'earning_instructor_commission' => '80',
1027	'color_preset_type' => 'default',
1028	);
1029	return $options;
1030	}
1031
1032
1033	/**
1034	* Create withdraw database
1035	*
1036	* @since 1.2.0
1037	*/
1038	public static function create_withdraw_database() {
1039	global $wpdb;
1040
1041	$charset_collate = $wpdb->get_charset_collate();
1042
1043	/**
1044	* Table SQL
1045	*
1046	* {$wpdb->prefix}tutor_earnings
1047	* {$wpdb->prefix}tutor_withdraws
1048	*
1049	* @since 1.2.0
1050	*/
1051
1052	$earning_table = "CREATE TABLE IF NOT EXISTS {$wpdb->prefix}tutor_earnings (
1053	earning_id bigint(20) NOT NULL AUTO_INCREMENT,
1054	user_id bigint(20) DEFAULT NULL,
1055	course_id bigint(20) DEFAULT NULL,
1056	order_id bigint(20) DEFAULT NULL,
1057	order_status varchar(50) DEFAULT NULL,
1058	course_price_total decimal(16,2) DEFAULT NULL,
1059	course_price_grand_total decimal(16,2) DEFAULT NULL,
1060	instructor_amount decimal(16,2) DEFAULT NULL,
1061	instructor_rate decimal(16,2) DEFAULT NULL,
1062	admin_amount decimal(16,2) DEFAULT NULL,
1063	admin_rate decimal(16,2) DEFAULT NULL,
1064	commission_type varchar(20) DEFAULT NULL,
1065	deduct_fees_amount decimal(16,2) DEFAULT NULL,
1066	deduct_fees_name varchar(250) DEFAULT NULL,
1067	deduct_fees_type varchar(20) DEFAULT NULL,
1068	process_by varchar(20) DEFAULT NULL,
1069	created_at datetime DEFAULT NULL,
1070	PRIMARY KEY (earning_id)
1071	) $charset_collate;";
1072
1073	$withdraw_table = "CREATE TABLE IF NOT EXISTS {$wpdb->prefix}tutor_withdraws (
1074	withdraw_id bigint(20) NOT NULL AUTO_INCREMENT,
1075	user_id bigint(20) DEFAULT NULL,
1076	amount decimal(16,2) DEFAULT NULL,
1077	method_data text DEFAULT NULL,
1078	status varchar(50) DEFAULT NULL,
1079	updated_at datetime DEFAULT NULL,
1080	created_at datetime DEFAULT NULL,
1081	PRIMARY KEY (withdraw_id)
1082	) $charset_collate;";
1083
1084	require_once ABSPATH . 'wp-admin/includes/upgrade.php';
1085	dbDelta( $earning_table );
1086	dbDelta( $withdraw_table );
1087
1088	/**
1089	* Setting previous dashboard to new dashboard
1090	*/
1091	$previous_dashboard_page_id = (int) tutor_utils()->get_option( 'student_dashboard' );
1092	tutor_utils()->update_option( 'tutor_dashboard_page_id', $previous_dashboard_page_id );
1093	}
1094
1095	/**
1096	* Filter the wp_doing_ajax from tutor requests to get advanced
1097	* advantages from Tutor
1098	*
1099	* @since 1.3.4
1100	*
1101	* @param bool $bool default value.
1102	*
1103	* @return bool
1104	*/
1105	public function wp_doing_ajax( $bool ) {
1106	// Don't use Input::has helper to avoid conflict.
1107	if ( isset( $_REQUEST['tutor_ajax_action'] ) ) {
1108	return true;
1109	}
1110	return $bool;
1111	}
1112	}
1113