Shortcode.php — Tutor LMS – eLearning and online course solution 2.0.0

tutor / classes / Shortcode.php

tutor / classes Last commit date

Addons.php 4 years ago Admin.php 4 years ago Ajax.php 4 years ago Announcements.php 4 years ago Assets.php 4 years ago Backend_Page_Trait.php 4 years ago Course.php 4 years ago Course_Filter.php 4 years ago Course_List.php 4 years ago Course_Settings_Tabs.php 4 years ago Course_Widget.php 4 years ago Custom_Validation.php 5 years ago Dashboard.php 4 years ago FormHandler.php 4 years ago Frontend.php 4 years ago Gutenberg.php 4 years ago Instructor.php 4 years ago Instructors_List.php 4 years ago Lesson.php 4 years ago Options_V2.php 4 years ago Post_types.php 4 years ago Private_Course_Access.php 4 years ago Q_and_A.php 4 years ago Question_Answers_List.php 4 years ago Quiz.php 4 years ago Quiz_Attempts_List.php 4 years ago RestAPI.php 4 years ago Reviews.php 4 years ago Rewrite_Rules.php 4 years ago Shortcode.php 4 years ago Student.php 4 years ago Students_List.php 4 years ago Taxonomies.php 4 years ago Template.php 4 years ago Theme_Compatibility.php 5 years ago Tools.php 4 years ago Tools_V2.php 4 years ago Tutor.php 4 years ago TutorEDD.php 4 years ago Tutor_Base.php 5 years ago Tutor_List_Table.php 4 years ago Tutor_Setup.php 4 years ago Upgrader.php 4 years ago User.php 4 years ago Utils.php 4 years ago Video_Stream.php 4 years ago Withdraw.php 4 years ago Withdraw_Requests_List.php 4 years ago WooCommerce.php 4 years ago

Shortcode.php

395 lines

1	<?php
2	/**
3	* Class Shortcode
4	*
5	* @package TUTOR
6	*
7	* @since v.1.0.0
8	*/
9
10	namespace TUTOR;
11
12	if ( ! defined( 'ABSPATH' ) ) {
13	exit;
14	}
15
16	class Shortcode {
17
18	private $instructor_layout = array(
19	'pp-top-full',
20	'pp-cp',
21	'pp-top-left',
22	'pp-left-middle',
23	'pp-left-full',
24	);
25
26	public function __construct() {
27	add_shortcode( 'tutor_student_registration_form', array( $this, 'student_registration_form' ) );
28	add_shortcode( 'tutor_dashboard', array( $this, 'tutor_dashboard' ) );
29	add_shortcode( 'tutor_instructor_registration_form', array( $this, 'instructor_registration_form' ) );
30	add_shortcode( 'tutor_course', array( $this, 'tutor_course' ) );
31
32	// Check if WP version is equal to or greater than 5.9.
33	global $wp_version;
34	if ( version_compare( $wp_version, '5.9', '>=' ) && function_exists( 'wp_is_block_theme' ) && wp_is_block_theme() ) {
35	add_shortcode( 'tutor_dashboard_menu', array( $this, 'tutor_dashboard_menu' ) );
36	}
37
38	add_shortcode( 'tutor_instructor_list', array( $this, 'tutor_instructor_list' ) );
39	add_action( 'tutor_options_after_instructors', array( $this, 'tutor_instructor_layout' ) );
40	add_action( 'wp_ajax_load_filtered_instructor', array( $this, 'load_filtered_instructor' ) );
41	add_action( 'wp_ajax_nopriv_load_filtered_instructor', array( $this, 'load_filtered_instructor' ) );
42
43	/**
44	* Load more categories
45	*
46	* @since 2.0.0
47	*/
48	add_action( 'wp_ajax_show_more', array( $this, 'show_more' ) );
49	add_action( 'wp_ajax_nopriv_show_more', array( $this, 'show_more' ) );
50	}
51
52	/**
53	* @return mixed
54	*
55	* Instructor Registration Shortcode
56	*
57	* @since v.1.0.0
58	*/
59	public function student_registration_form() {
60	ob_start();
61	if ( is_user_logged_in() ) {
62	tutor_load_template( 'dashboard.logged-in' );
63	} else {
64	tutor_load_template( 'dashboard.registration' );
65	}
66	return apply_filters( 'tutor/student/register', ob_get_clean() );
67	}
68
69	/**
70	* @return mixed
71	*
72	* Tutor Dashboard for students
73	*
74	* @since v.1.0.0
75	*/
76	public function tutor_dashboard() {
77	global $wp_query;
78
79	ob_start();
80	if ( is_user_logged_in() ) {
81	/**
82	* Added isset() Condition to avoid infinite loop since v.1.5.4
83	* This has cause error by others plugin, Such AS SEO
84	*/
85
86	if ( ! isset( $wp_query->query_vars['tutor_dashboard_page'] ) ) {
87	tutor_load_template( 'dashboard', array( 'is_shortcode' => true ) );
88	}
89	} else {
90	$login_url = tutor_utils()->get_option('enable_tutor_native_login', null, true, true) ? '' : wp_login_url(tutor()->current_url);
91	echo sprintf( __('Please %sSign-In%s to view this page', 'tutor'), '<a data-login_url="'.$login_url.'" href="#" class="tutor-open-login-modal">', '</a>');
92	}
93	return apply_filters( 'tutor_dashboard/index', ob_get_clean() );
94	}
95
96	/**
97	* @return mixed
98	*
99	* Instructor Registration Shortcode
100	*
101	* @since v.1.0.0
102	*/
103	public function instructor_registration_form() {
104	ob_start();
105	if ( is_user_logged_in() ) {
106	tutor_load_template( 'dashboard.instructor.logged-in' );
107	} else {
108	tutor_load_template( 'dashboard.instructor.registration' );
109	}
110	return apply_filters( 'tutor_dashboard/student/index', ob_get_clean() );
111	}
112
113	/**
114	* @return mixed
115	*
116	* Dashboard Menu Shortcode
117	*
118	* @since v.2.0.0
119	*/
120	public function tutor_dashboard_menu() {
121	ob_start();
122	if ( is_user_logged_in() ) {
123	tutor_load_template( 'dashboard.dashboard-menu' );
124	}
125	return apply_filters( 'tutor_dashboard/header/menu', ob_get_clean() );
126	}
127
128	/**
129	* @param $atts
130	*
131	* @return string
132	*
133	* Shortcode for getting course
134	*/
135	public function tutor_course( $atts ) {
136	$course_post_type = tutor()->course_post_type;
137
138	$a = shortcode_atts(
139	array(
140	'post_type' => $course_post_type,
141	'post_status' => 'publish',
142
143	'id' => '',
144	'exclude_ids' => '',
145	'category' => '',
146
147	'orderby' => 'ID',
148	'order' => 'DESC',
149	'count' => 6,
150	'paged' => get_query_var( 'paged' ) ? get_query_var( 'paged' ) : 1,
151	),
152	$atts
153	);
154
155	if ( ! empty( $a['id'] ) ) {
156	$ids = (array) explode( ',', $a['id'] );
157	$a['post__in'] = $ids;
158	}
159
160	if ( ! empty( $a['exclude_ids'] ) ) {
161	$exclude_ids = (array) explode( ',', $a['exclude_ids'] );
162	$a['post__not_in'] = $exclude_ids;
163	}
164	if ( ! empty( $a['category'] ) ) {
165	$category = (array) explode( ',', $a['category'] );
166
167	$a['tax_query'] = array(
168	array(
169	'taxonomy' => 'course-category',
170	'field' => 'term_id',
171	'terms' => $category,
172	'operator' => 'IN',
173	),
174	);
175	}
176	$a['posts_per_page'] = (int) $a['count'];
177
178	wp_reset_query();
179	$the_query = new \WP_Query( $a );
180	ob_start();
181
182	$GLOBALS['the_custom_query'] = $the_query;
183
184	$GLOBALS['tutor_shortcode_arg'] = array(
185	'shortcode_enabled' => true,
186	'include_course_filter' => isset( $atts['course_filter'] ) ? $atts['course_filter'] === 'on' : null,
187	'column_per_row' => isset( $atts['column_per_row'] ) ? $atts['column_per_row'] : null,
188	'course_per_page' => $a['posts_per_page'],
189	'show_pagination' => isset( $atts['show_pagination'] ) ? $atts['show_pagination'] : 'off',
190	);
191
192	tutor_load_template( 'shortcode.tutor-course' );
193	$output = ob_get_clean();
194	wp_reset_postdata();
195
196	return $output;
197	}
198
199	private function prepare_instructor_list( $current_page, $atts, $cat_ids = array(), $keyword = '' ) {
200
201	$limit = (int) sanitize_text_field( tutor_utils()->array_get( 'count', $atts, 9 ) );
202	$page = $current_page - 1;
203	$rating_filter = isset( $_POST['rating_filter'] ) ? $_POST['rating_filter'] : '';
204	/**
205	* Short by Relevant \| New \| Popular
206	*
207	* @since v2.0.0
208	*/
209	$short_by = '';
210	if ( isset( $_POST['short_by'] ) && $_POST['short_by'] === 'new' ) {
211	$short_by = 'new';
212	} elseif ( isset( $_POST['short_by'] ) && $_POST['short_by'] === 'popular' ) {
213	$short_by = 'popular';
214	} else {
215	$short_by = 'ASC';
216	}
217	$instructors = tutor_utils()->get_instructors( $limit * $page, $limit, $keyword, '', '', $short_by, 'approved', $cat_ids, $rating_filter );
218	$next_instructors = tutor_utils()->get_instructors( $limit * $current_page, $limit, $keyword, '', '', $short_by, 'approved', $cat_ids, $rating_filter );
219
220	$previous_page = $page > 0 ? $current_page - 1 : null;
221	$next_page = ( is_array( $next_instructors ) && count( $next_instructors ) > 0 ) ? $current_page + 1 : null;
222
223	$layout = sanitize_text_field( tutor_utils()->array_get( 'layout', $atts, '' ) );
224	$layout = in_array( $layout, $this->instructor_layout ) ? $layout : tutor_utils()->get_option( 'instructor_list_layout', $this->instructor_layout[0] );
225
226	$payload = array(
227	'instructors' => is_array( $instructors ) ? $instructors : array(),
228	'next_page' => $next_page,
229	'previous_page' => $previous_page,
230	'column_count' => sanitize_text_field( tutor_utils()->array_get( 'column_per_row', $atts, 3 ) ),
231	'layout' => $layout,
232	'limit' => $limit,
233	'current_page' => $current_page,
234	);
235
236	return $payload;
237	}
238
239	/**
240	* @param $atts
241	*
242	* @return string
243	*
244	* Shortcode for getting instructors
245	*/
246	public function tutor_instructor_list( $atts ) {
247	global $wpdb;
248	! is_array( $atts ) ? $atts = array() : 0;
249
250	$current_page = (int) tutor_utils()->array_get( 'instructor-page', $_GET, 1 );
251	$current_page = $current_page >= 1 ? $current_page : 1;
252
253	$show_filter = isset( $atts['filter'] ) ? $atts['filter'] == 'on' : tutor_utils()->get_option( 'instructor_list_show_filter', false );
254
255	// Get instructor list to sow
256	$payload = $this->prepare_instructor_list( $current_page, $atts );
257	$payload['show_filter'] = $show_filter;
258
259	ob_start();
260	tutor_load_template( 'shortcode.tutor-instructor', $payload );
261	$content = ob_get_clean();
262
263	if ( $show_filter ) {
264	$limit = 8;
265	$course_taxonomy = 'course-category';
266	$course_cats = $wpdb->get_results($wpdb->prepare(
267	"SELECT * FROM {$wpdb->terms} AS term
268	INNER JOIN {$wpdb->term_taxonomy} AS taxonomy
269	ON taxonomy.term_id = term.term_id AND taxonomy.taxonomy = %s
270	ORDER BY term.term_id DESC
271	LIMIT %d",
272	$course_taxonomy,
273	$limit
274	));
275
276	$all_cats = $wpdb->get_var(
277	$wpdb->prepare(
278	" SElECT COUNT(*) as total FROM {$wpdb->terms} AS term
279	INNER JOIN {$wpdb->term_taxonomy} AS taxonomy
280	ON taxonomy.term_id = term.term_id AND taxonomy.taxonomy = %s
281	ORDER BY term.term_id DESC
282	",
283	$course_taxonomy
284	)
285	);
286
287	$attributes = $payload;
288	unset( $attributes['instructors'] );
289
290	$payload = array(
291	'show_filter' => $show_filter,
292	'content' => $content,
293	'categories' => $course_cats,
294	'all_cats' => $all_cats,
295	'attributes' => array_merge( $atts, $attributes ),
296	);
297
298	ob_start();
299
300	tutor_load_template( 'shortcode.instructor-filter', $payload );
301
302	$content = ob_get_clean();
303	}
304
305	return $content;
306	}
307
308	/**
309	* Load more categories
310	* handle ajax request
311	*
312	* @package Instructor List
313	* @return string
314	* @since v2.0.0
315	*/
316	public function show_more() {
317	global $wpdb;
318	tutor_utils()->checking_nonce();
319	$term_id = isset( $_POST['term_id'] ) ? sanitize_text_field( $_POST['term_id'] ) : 0;
320	$limit = 8;
321	$course_taxonomy = 'course-category';
322
323	$remaining_categories = $wpdb->get_var(
324	$wpdb->prepare(
325	" SElECT COUNT(*) AS total FROM {$wpdb->terms} AS term
326	INNER JOIN {$wpdb->term_taxonomy} AS taxonomy
327	ON taxonomy.term_id = term.term_id AND taxonomy.taxonomy = %s
328	WHERE term.term_id < %d
329	ORDER BY term.term_id DESC
330	",
331	$course_taxonomy,
332	$term_id
333	)
334	);
335
336	$add_categories = $wpdb->get_results(
337	$wpdb->prepare(
338	" SElECT * FROM {$wpdb->terms} term
339	INNER JOIN {$wpdb->term_taxonomy} as taxonomy
340	ON taxonomy.term_id = term.term_id AND taxonomy.taxonomy = %s
341	WHERE term.term_id < %d
342	ORDER BY term.term_id DESC
343	LIMIT %d
344	",
345	$course_taxonomy,
346	$term_id,
347	$limit
348	)
349	);
350	$show_more = false;
351	if ( $remaining_categories > $limit ) {
352	$show_more = true;
353	}
354	$response = array(
355	'categories' => $add_categories,
356	'show_more' => $show_more,
357	'remaining' => $remaining_categories,
358	);
359	wp_send_json_success( $response );
360	exit;
361	}
362
363	/**
364	* Filter instructor
365	*/
366	public function load_filtered_instructor() {
367	tutor_utils()->checking_nonce();
368
369	$_post = tutor_sanitize_data($_POST);
370	$attributes = (array) tutor_utils()->array_get( 'attributes', $_post, array() );
371	$current_page = (int) sanitize_text_field( tutor_utils()->array_get( 'current_page', $attributes, 1 ) );
372	$keyword = (string) sanitize_text_field( tutor_utils()->array_get( 'keyword', $_post, '' ) );
373
374	$category = (array) tutor_utils()->array_get( 'category', $_post, array() );
375	$category = array_filter(
376	$category,
377	function( $cat ) {
378	return is_numeric( $cat );
379	}
380	);
381
382	$payload = $this->prepare_instructor_list( $current_page, $attributes, $category, $keyword );
383
384	tutor_load_template( 'shortcode.tutor-instructor', $payload );
385	exit;
386	}
387
388	/**
389	* Show layout selection dashboard in instructor setting
390	*/
391	public function tutor_instructor_layout() {
392	tutor_load_template( 'instructor-setting', array( 'templates' => $this->instructor_layout ) );
393	}
394	}
395