Admin.php — Tutor LMS – eLearning and online course solution 2.7.3

tutor / classes / Admin.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 1 year ago Course_Embed.php 3 years ago Course_Filter.php 1 year ago Course_List.php 1 year 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 1 year ago Lesson.php 2 years ago Options_V2.php 1 year ago Permalink.php 2 years ago Post_types.php 2 years ago Private_Course_Access.php 3 years ago Q_And_A.php 1 year 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 1 year 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 2 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 1 year 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

Admin.php

569 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\Input;
14
15	if ( ! defined( 'ABSPATH' ) ) {
16	exit;
17	}
18
19	/**
20	* Admin Class
21	*
22	* @since 1.0.0
23	*/
24	class Admin {
25	/**
26	* Constructor
27	*
28	* @since 1.0.0
29	* @return void
30	*/
31	public function __construct() {
32	add_action( 'admin_menu', array( $this, 'register_menu' ) );
33	// Force activate menu for necessary.
34	add_filter( 'parent_file', array( $this, 'parent_menu_active' ) );
35	add_filter( 'submenu_file', array( $this, 'submenu_file_active' ), 10, 2 );
36
37	add_action( 'admin_init', array( $this, 'filter_posts_for_instructors' ) );
38	add_action( 'load-post.php', array( $this, 'check_if_current_users_post' ) );
39
40	add_filter( 'plugin_action_links_' . plugin_basename( TUTOR_FILE ), array( $this, 'plugin_action_links' ) );
41
42	// Plugin Row Meta.
43	add_filter( 'plugin_row_meta', array( $this, 'plugin_row_meta' ), 10, 2 );
44
45	// Admin Footer Text.
46	add_filter( 'admin_footer_text', array( $this, 'admin_footer_text' ), 1 );
47	// Register Course Widget.
48	add_action( 'widgets_init', array( $this, 'register_course_widget' ) );
49
50	// Handle flash toast message for redirect_to util helper.
51	add_action( 'admin_head', array( new Utils(), 'handle_flash_message' ), 999 );
52	add_action( 'tutor_after_settings_menu', '\TUTOR\WhatsNew::whats_new_menu', 11 );
53	}
54
55	/**
56	* Register admin menus
57	*
58	* @since 1.0.0
59	* @return void
60	*/
61	public function register_menu() {
62	$has_pro = tutor()->has_pro;
63
64	$unanswered_questions = tutor_utils()->unanswered_question_count();
65	$unanswered_bubble = '';
66	if ( $unanswered_questions ) {
67	$unanswered_bubble = '<span class="update-plugins count-' . $unanswered_questions . '"><span class="plugin-count">' . $unanswered_questions . '</span></span>';
68	}
69
70	$course_post_type = tutor()->course_post_type;
71
72	$pro_text = '';
73	if ( $has_pro ) {
74	$pro_text = ' ' . __( 'Pro', 'tutor' );
75	}
76
77	$enable_course_marketplace = (bool) tutor_utils()->get_option( 'enable_course_marketplace' );
78
79	$welcome = Tutor_Setup::is_welcome_page_visited();
80
81	$root_page = array( $this, 'tutor_course_list' );
82	if ( false === $welcome && Input::has( 'page' ) && 'tutor' === Input::get( 'page' ) && Input::has( 'welcome' ) ) {
83	$root_page = array( $this, 'welcome_page' );
84	}
85
86	$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>' );
87	$menu_position = 2;
88
89	add_menu_page(
90	__( 'Tutor LMS', 'tutor' ) . $pro_text,
91	__( 'Tutor LMS', 'tutor' ) . $pro_text,
92	'manage_tutor_instructor',
93	'tutor',
94	$root_page,
95	$icon_base64_uri,
96	$menu_position
97	);
98
99	// Added @since v2.0.0.
100	add_submenu_page( 'tutor', __( 'Courses', 'tutor' ), __( 'Courses', 'tutor' ), 'manage_tutor_instructor', 'tutor', array( $this, 'tutor_course_list' ) );
101
102	// Extendable action hook @since 2.2.0.
103	do_action( 'tutor_after_courses_menu' );
104
105	if ( ! $has_pro ) {
106	add_submenu_page( 'tutor', __( 'Email', 'tutor' ), __( 'Email <span class="tutor-pro-badge">Hot</span>', 'tutor' ), 'manage_tutor', 'new-key-feature', array( $this, 'feature_promotion_page' ) );
107	}
108
109	add_submenu_page( 'tutor', __( 'Categories', 'tutor' ), __( 'Categories', 'tutor' ), 'manage_tutor', 'edit-tags.php?taxonomy=course-category&post_type=' . $course_post_type, null );
110
111	add_submenu_page( 'tutor', __( 'Tags', 'tutor' ), __( 'Tags', 'tutor' ), 'manage_tutor', 'edit-tags.php?taxonomy=course-tag&post_type=' . $course_post_type, null );
112
113	add_submenu_page( 'tutor', __( 'Students', 'tutor' ), __( 'Students', 'tutor' ), 'manage_tutor', Students_List::STUDENTS_LIST_PAGE, array( $this, 'tutor_students' ) );
114
115	if ( $enable_course_marketplace ) {
116	add_submenu_page( 'tutor', __( 'Instructors', 'tutor' ), __( 'Instructors', 'tutor' ), 'manage_tutor', Instructors_List::INSTRUCTOR_LIST_PAGE, array( $this, 'tutor_instructors' ) );
117	}
118
119	add_submenu_page( 'tutor', __( 'Announcements', 'tutor' ), __( 'Announcements', 'tutor' ), 'manage_tutor_instructor', 'tutor_announcements', array( $this, 'tutor_announcements' ) );
120
121	add_submenu_page( 'tutor', __( 'Q & A', 'tutor' ), __( 'Q & A ', 'tutor' ) . $unanswered_bubble, 'manage_tutor_instructor', Question_Answers_List::QUESTION_ANSWER_PAGE, array( $this, 'question_answer' ) );
122
123	add_submenu_page( 'tutor', __( 'Quiz Attempts', 'tutor' ), __( 'Quiz Attempts', 'tutor' ), 'manage_tutor_instructor', Quiz_Attempts_List::QUIZ_ATTEMPT_PAGE, array( $this, 'quiz_attempts' ) );
124
125	if ( $enable_course_marketplace ) {
126	add_submenu_page( 'tutor', __( 'Withdraw Requests', 'tutor' ), __( 'Withdraw Requests', 'tutor' ), 'manage_tutor', Withdraw_Requests_List::WITHDRAW_REQUEST_LIST_PAGE, array( $this, 'withdraw_requests' ) );
127	}
128
129	add_submenu_page( 'tutor', __( 'Add-ons', 'tutor' ), sprintf( '<span class="tutor-addons-text">%s</span>', __( 'Add-ons', 'tutor' ) ), 'manage_tutor', 'tutor-addons', array( $this, 'enable_disable_addons' ) );
130
131	do_action( 'tutor_admin_register' );
132
133	add_submenu_page( 'tutor', __( 'Tools', 'tutor' ), __( 'Tools', 'tutor' ), 'manage_tutor', 'tutor-tools', array( new \TUTOR\Tools_V2(), 'load_tools_page' ) );
134
135	add_submenu_page( 'tutor', __( 'Settings', 'tutor' ), __( 'Settings', 'tutor' ), 'manage_tutor', 'tutor_settings', array( new \TUTOR\Options_V2(), 'load_settings_page' ) );
136
137	do_action( 'tutor_after_settings_menu' );
138
139	if ( ! $has_pro ) {
140	add_submenu_page( 'tutor', __( 'Upgrade to Pro', 'tutor' ), sprintf( '<span class="tutor-get-pro-text">%s</span>', __( 'Upgrade to Pro', 'tutor' ) ), 'manage_options', 'tutor-get-pro', array( $this, 'tutor_get_pro' ) );
141	}
142	}
143
144	/**
145	* Show Feature Promotion Page for Free User.
146	*
147	* @since 2.2.0
148	*
149	* @return void
150	*/
151	public function feature_promotion_page() {
152	include tutor()->path . 'views/pages/feature-promotion.php';
153	}
154
155	/**
156	* Show students page
157	*
158	* @since 1.0.0
159	* @return void
160	*/
161	public function tutor_students() {
162	include tutor()->path . 'views/pages/students.php';
163	}
164
165	/**
166	* Show instructor page
167	*
168	* @since 1.0.0
169	* @return void
170	*/
171	public function tutor_instructors() {
172	include tutor()->path . 'views/pages/instructors.php';
173	}
174
175	/**
176	* Show announcements page
177	*
178	* @since 1.0.0
179	* @return void
180	*/
181	public function tutor_announcements() {
182	include tutor()->path . 'views/pages/announcements.php';
183	}
184
185	/**
186	* Show Q&A page
187	*
188	* @since 1.0.0
189	* @return void
190	*/
191	public function question_answer() {
192	include tutor()->path . 'views/pages/question_answer.php';
193	}
194
195	/**
196	* Show quiz attempts page
197	*
198	* @since 1.0.0
199	* @return void
200	*/
201	public function quiz_attempts() {
202	include tutor()->path . 'views/pages/quiz_attempts.php';
203	}
204
205	/**
206	* Show the withdraw requests table
207	*
208	* @since 1.2.0
209	* @return void
210	*/
211	public function withdraw_requests() {
212	include tutor()->path . 'views/pages/withdraw_requests.php';
213	}
214
215	/**
216	* Enable or disable addons
217	*
218	* @since 1.0.0
219	* @return void
220	*/
221	public function enable_disable_addons() {
222
223	if ( defined( 'TUTOR_PRO_VERSION' ) ) {
224	include tutor()->path . 'views/pages/enable_disable_addons.php';
225	} else {
226	include tutor()->path . 'views/pages/tutor-pro-addons.php';
227	}
228	}
229
230	/**
231	* Tutor tools page (OLD)
232	*
233	* @since 1.0.0
234	* @return void
235	*/
236	public function tutor_tools_old() {
237	$tutor_admin_tools_page = Input::get( 'tutor_admin_tools_page' );
238	if ( $tutor_admin_tools_page ) {
239	include apply_filters( 'tutor_admin_tools_page', tutor()->path . "views/pages/{$tutor_admin_tools_page}.php", $tutor_admin_tools_page );
240	} else {
241	$pages = apply_filters(
242	'tutor_tool_pages',
243	array(
244	'tutor_pages' => array( 'title' => __( 'Tutor Pages', 'tutor' ) ),
245	'status' => __( 'Status', 'tutor' ),
246	)
247	);
248
249	$current_page = 'tutor_pages';
250	$requested_page = Input::get( 'sub_page' );
251	if ( $requested_page ) {
252	$current_page = $requested_page;
253	}
254
255	$current_page = str_replace( '/', '', $current_page );
256	$current_page = str_replace( '.', '', $current_page );
257	$current_page = str_replace( '\\', '', $current_page );
258	$current_page = trim( $current_page );
259
260	include tutor()->path . 'views/pages/tools.php';
261	}
262	}
263
264	/**
265	* Show pro upgrade page
266	*
267	* @since 1.0.0
268	* @return void
269	*/
270	public function tutor_get_pro() {
271	include tutor()->path . 'views/pages/get-pro.php';
272	}
273
274	/**
275	* Parent menu active
276	*
277	* @since 1.0.0
278	*
279	* @param string $parent_file parent file.
280	* @return string
281	*/
282	public function parent_menu_active( $parent_file ) {
283	$taxonomy = Input::get( 'taxonomy' );
284	if ( 'course-category' === $taxonomy \|\| 'course-tag' === $taxonomy ) {
285	return 'tutor';
286	}
287
288	return $parent_file;
289	}
290
291	/**
292	* Sub-menu active
293	*
294	* @since 1.0.0
295	*
296	* @param string $submenu_file submenu file.
297	* @param string $parent_file parent file.
298	*
299	* @return string
300	*/
301	public function submenu_file_active( $submenu_file, $parent_file ) {
302	$taxonomy = Input::get( 'taxonomy' );
303	$course_post_type = tutor()->course_post_type;
304
305	if ( 'course-category' === $taxonomy ) {
306	return 'edit-tags.php?taxonomy=course-category&post_type=' . $course_post_type;
307	}
308	if ( 'course-tag' === $taxonomy ) {
309	return 'edit-tags.php?taxonomy=course-tag&post_type=' . $course_post_type;
310	}
311
312	return $submenu_file;
313	}
314
315	/**
316	* Filter posts for instructor
317	*
318	* @since 1.0.0
319	* @return void
320	*/
321	public function filter_posts_for_instructors() {
322	if ( ! current_user_can( 'administrator' ) && current_user_can( tutor()->instructor_role ) ) {
323	@remove_menu_page( 'edit-comments.php' ); // Comments.
324	add_filter( 'posts_clauses_request', array( $this, 'posts_clauses_request' ) );
325	}
326	}
327
328	/**
329	* Request for posts clauses
330	*
331	* @since 1.0.0
332	*
333	* @param mixed $clauses clauses.
334	* @return mixed
335	*/
336	public function posts_clauses_request( $clauses ) {
337
338	if ( ! is_admin() \|\| ( ! Input::has( 'post_type' ) \|\| Input::get( 'post_type' ) != tutor()->course_post_type ) \|\| tutor_utils()->has_user_role( array( 'administrator', 'editor' ) ) ) {
339	return $clauses;
340	}
341
342	// Need multi instructor check.
343	global $wpdb;
344
345	$user_id = get_current_user_id();
346
347	$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 ) );
348	$own_courses = is_array( $get_assigned_courses_ids ) ? $get_assigned_courses_ids : array();
349
350	$in_query_pre = count( $own_courses ) ? implode( ',', $own_courses ) : null;
351	$in_query_where = $in_query_pre ? " OR {$wpdb->posts}.ID IN({$in_query_pre})" : '';
352
353	$course_post_type = tutor()->course_post_type;
354	$custom_author_query = " AND ({$wpdb->posts}.post_type!='{$course_post_type}' OR {$wpdb->posts}.post_author = {$user_id}) {$in_query_where}";
355
356	$clauses['where'] .= $custom_author_query;
357
358	return $clauses;
359	}
360
361	/**
362	* Prevent unauthorised course/lesson edit page by direct URL
363	*
364	* @since 1.0.0
365	* @return void
366	*/
367	public function check_if_current_users_post() {
368	if ( current_user_can( 'administrator' ) \|\| ! current_user_can( tutor()->instructor_role ) ) {
369	return;
370	}
371
372	if ( ! empty( Input::get( 'post' ) ) ) {
373	$get_post_id = Input::get( 'post', Input::TYPE_INT );
374	$get_post = get_post( $get_post_id );
375	$tutor_post_types = array( tutor()->course_post_type, tutor()->lesson_post_type );
376
377	$current_user = get_current_user_id();
378
379	if ( in_array( $get_post->post_type, $tutor_post_types ) && $get_post->post_author != $current_user ) {
380	global $wpdb;
381
382	$get_assigned_courses_ids = (int) $wpdb->get_var(
383	$wpdb->prepare(
384	"SELECT user_id
385	from {$wpdb->usermeta}
386	WHERE user_id = %d AND meta_key = '_tutor_instructor_course_id' AND meta_value = %d ",
387	$current_user,
388	$get_post_id
389	)
390	);
391
392	if ( ! $get_assigned_courses_ids ) {
393	wp_die( esc_html__( 'Permission Denied', 'tutor' ) );
394	}
395	}
396	}
397	}
398
399	/**
400	* Scan template files
401	*
402	* @since 1.0.0
403	*
404	* @param string $template_path template file path.
405	* @return array
406	*/
407	public static function scan_template_files( $template_path = null ) {
408	if ( ! $template_path ) {
409	$template_path = tutor()->path . 'templates/';
410	}
411
412	$files = @scandir($template_path); // @codingStandardsIgnoreLine.
413	$result = array();
414
415	if ( ! empty( $files ) ) {
416	foreach ( $files as $key => $value ) {
417	if ( ! in_array( $value, array( '.', '..', '.DS_Store' ), true ) ) {
418	if ( is_dir( $template_path . DIRECTORY_SEPARATOR . $value ) ) {
419	$sub_files = self::scan_template_files( $template_path . DIRECTORY_SEPARATOR . $value );
420	foreach ( $sub_files as $sub_file ) {
421	$result[] = $value . DIRECTORY_SEPARATOR . $sub_file;
422	}
423	} else {
424	$result[] = $value;
425	}
426	}
427	}
428	}
429	return $result;
430	}
431
432	/**
433	* Get Template overridden files
434	*
435	* @since 1.0.0
436	* @return array
437	*/
438	public static function template_overridden_files() {
439	$template_files = self::scan_template_files();
440
441	$override_files = array();
442	foreach ( $template_files as $file ) {
443	$file_path = null;
444	if ( file_exists( trailingslashit( get_stylesheet_directory() ) . tutor()->template_path . $file ) ) {
445	$file_path = $file;
446	} elseif ( file_exists( trailingslashit( get_template_directory() ) . tutor()->template_path . $file ) ) {
447	$file_path = $file;
448	}
449
450	if ( $file_path ) {
451	$override_files[] = str_replace( WP_CONTENT_DIR . '/themes/', '', $file_path );
452	}
453	}
454
455	return $override_files;
456	}
457
458	/**
459	* Plugin activation link
460	*
461	* @since 1.0.0
462	*
463	* @param array $actions action list.
464	* @return array
465	*/
466	public function plugin_action_links( $actions ) {
467	$has_pro = tutor()->has_pro;
468
469	if ( ! $has_pro ) {
470	$actions['tutor_pro_link'] =
471	'<a href="https://tutorlms.com/pricing?utm_source=tutor_plugin_action_link&utm_medium=wordpress_dashboard&utm_campaign=go_premium" target="_blank">
472	<span style="color: #ff7742; font-weight: bold;">' .
473	__( 'Upgrade to Pro', 'wp-megamenu' ) .
474	'</span>
475	</a>';
476	}
477
478	$actions['settings'] = '<a href="admin.php?page=tutor_settings">' . __( 'Settings', 'tutor' ) . '</a>';
479
480	return $actions;
481	}
482
483	/**
484	* Add plugin meta data in WP plugins list page
485	*
486	* @since 1.0.0
487	*
488	* @param array $plugin_meta plugin meta data.
489	* @param string $plugin_file plugin file.
490	*
491	* @return array
492	*/
493	public function plugin_row_meta( $plugin_meta, $plugin_file ) {
494
495	if ( tutor()->basename === $plugin_file ) {
496	$plugin_meta[] = sprintf(
497	'<a href="%s">%s</a>',
498	esc_url( 'https://docs.themeum.com/tutor-lms/?utm_source=tutor&utm_medium=plugins_installation_list&utm_campaign=plugin_docs_link' ),
499	__( '<strong style="color: #03bd24">Documentation</strong>', 'tutor' )
500	);
501	$plugin_meta[] = sprintf(
502	'<a href="%s">%s</a>',
503	esc_url( 'https://www.themeum.com/contact-us/?utm_source=tutor&utm_medium=plugins_installation_list&utm_campaign=plugin_support_link' ),
504	__( '<strong style="color: #03bd24">Get Support</strong>', 'tutor' )
505	);
506	}
507
508	return $plugin_meta;
509	}
510
511	/**
512	* Add footer text only on tutor pages
513	*
514	* @since 1.0.0
515	*
516	* @param string $footer_text footer text.
517	* @return string
518	*/
519	public function admin_footer_text( $footer_text ) {
520	$current_screen = get_current_screen();
521
522	/**
523	* We are making sure that this message will be only on Tutor Admin page
524	*/
525	if ( apply_filters( 'tutor_display_admin_footer_text', ( tutor_utils()->array_get( 'parent_base', $current_screen ) === 'tutor' ) ) ) {
526	$footer_text = sprintf(
527	/* translators: %s: plugin name */
528	__( 'If you like %1$s please leave us a %2$s rating. A huge thanks in advance!', 'tutor' ),
529	sprintf( '<strong>%s</strong>', esc_html__( 'Tutor LMS', 'tutor' ) ),
530	'<a href="https://wordpress.org/support/plugin/tutor/reviews?rate=5#new-post" target="_blank" class="tutor-rating-link">★★★★★</a>'
531	);
532	}
533
534	return $footer_text;
535	}
536
537	/**
538	* Register course widget
539	*
540	* @since 1.0.0
541	* @return void
542	*/
543	public function register_course_widget() {
544	register_widget( 'Tutor\Course_Widget' );
545	}
546
547	/**
548	* Tutor Course List
549	*
550	* @since 2.0.0
551	* @return void
552	*/
553	public function tutor_course_list() {
554	include tutor()->path . 'views/pages/course-list.php';
555	}
556
557	/**
558	* Show welcome page
559	*
560	* @since 1.0.0
561	* @return void
562	*/
563	public function welcome_page() {
564	Tutor_Setup::mark_as_visited();
565	include tutor()->path . 'views/pages/welcome.php';
566	exit;
567	}
568	}
569