Shortcode.php — Tutor LMS – eLearning and online course solution 2.4.0

tutor / classes / Shortcode.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 3 years ago Lesson.php 2 years ago Options_V2.php 2 years ago Post_types.php 2 years ago Private_Course_Access.php 3 years ago Q_and_A.php 3 years ago Question_Answers_List.php 3 years ago Quiz.php 2 years ago Quiz_Attempts_List.php 2 years ago RestAPI.php 3 years ago Reviews.php 3 years ago Rewrite_Rules.php 3 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 3 years ago TutorEDD.php 2 years ago Tutor_Base.php 3 years ago Tutor_Setup.php 3 years ago Upgrader.php 3 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

Shortcode.php

475 lines

1	<?php
2	/**
3	* Manage short codes
4	*
5	* @package Tutor\ShortCode
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	* Short code class
19	*
20	* @since 1.0.0
21	*/
22	class Shortcode {
23
24	/**
25	* Instructor page design layouts
26	*
27	* @since 1.0.0
28	*
29	* @var array
30	*/
31	private $instructor_layout = array(
32	'default',
33	'cover',
34	'minimal',
35	'portrait-horizontal',
36	'minimal-horizontal',
37	);
38
39	/**
40	* Register hooks
41	*
42	* @since 1.0.0
43	*/
44	public function __construct() {
45	add_shortcode( 'tutor_student_registration_form', array( $this, 'student_registration_form' ) );
46	add_shortcode( 'tutor_dashboard', array( $this, 'tutor_dashboard' ) );
47	add_shortcode( 'tutor_instructor_registration_form', array( $this, 'instructor_registration_form' ) );
48	add_shortcode( 'tutor_course', array( $this, 'tutor_course' ) );
49
50	add_shortcode( 'tutor_instructor_list', array( $this, 'tutor_instructor_list' ) );
51	add_action( 'tutor_options_after_instructors', array( $this, 'tutor_instructor_layout' ) );
52	add_action( 'wp_ajax_load_filtered_instructor', array( $this, 'load_filtered_instructor' ) );
53	add_action( 'wp_ajax_nopriv_load_filtered_instructor', array( $this, 'load_filtered_instructor' ) );
54
55	/**
56	* Load more categories
57	*
58	* @since 2.0.0
59	*/
60	add_action( 'wp_ajax_show_more', array( $this, 'show_more' ) );
61	add_action( 'wp_ajax_nopriv_show_more', array( $this, 'show_more' ) );
62	}
63
64	/**
65	* Instructor Registration Shortcode
66	*
67	* @since 1.0.0
68	*
69	* @return mixed
70	*/
71	public function student_registration_form() {
72	ob_start();
73	if ( is_user_logged_in() ) {
74	tutor_load_template( 'dashboard.logged-in' );
75	} else {
76	tutor_load_template( 'dashboard.registration' );
77	}
78	return apply_filters( 'tutor/student/register', ob_get_clean() );
79	}
80
81	/**
82	* Tutor Dashboard for students
83	*
84	* @since 1.0.0
85	*
86	* @return mixed
87	*/
88	public function tutor_dashboard() {
89	global $wp_query;
90
91	ob_start();
92	if ( is_user_logged_in() ) {
93	/**
94	* Added isset() Condition to avoid infinite loop since v.1.5.4
95	* This has cause error by others plugin, Such AS SEO
96	*/
97
98	if ( ! isset( $wp_query->query_vars['tutor_dashboard_page'] ) ) {
99	tutor_load_template( 'dashboard', array( 'is_shortcode' => true ) );
100	}
101	} else {
102	/**
103	* If user not logged in show login form instead of
104	* popup sign-in button
105	*
106	* @since 2.1.3
107	*/
108	$login_url = tutor_utils()->get_option( 'enable_tutor_native_login', null, true, true ) ? '' : wp_login_url( tutor()->current_url );
109	echo sprintf( __( 'Please %1$sSign-In%2$s to view this page', 'tutor' ), '<a data-login_url="' . esc_url( $login_url ) . '" href="#" class="tutor-open-login-modal">', '</a>' );//phpcs:ignore
110	}
111	return apply_filters( 'tutor_dashboard/index', ob_get_clean() );
112	}
113
114	/**
115	* Instructor Registration Shortcode
116	*
117	* @since v.1.0.0
118	*
119	* @return mixed
120	*/
121	public function instructor_registration_form() {
122	ob_start();
123	if ( is_user_logged_in() ) {
124	tutor_load_template( 'dashboard.instructor.logged-in' );
125	} else {
126	tutor_load_template( 'dashboard.instructor.registration' );
127	}
128	return apply_filters( 'tutor_dashboard/student/index', ob_get_clean() );
129	}
130
131	/**
132	* Short code for getting course
133	*
134	* @since 1.0.0
135	*
136	* @param mixed $atts attributes.
137	*
138	* @return string
139	*/
140	public function tutor_course( $atts ) {
141	$a = shortcode_atts(
142	array(
143	'post_type' => apply_filters( 'tutor_course_archive_post_types', array( tutor()->course_post_type ) ),
144	'post_status' => 'publish',
145
146	'id' => '',
147	'exclude_ids' => '',
148	'category' => '',
149
150	'orderby' => 'ID',
151	'order' => 'DESC',
152	'count' => tutils()->get_option( 'courses_per_page', 12 ),
153	'paged' => get_query_var( 'paged' ) ? get_query_var( 'paged' ) : 1,
154	),
155	$atts
156	);
157
158	if ( ! empty( $a['id'] ) ) {
159	$ids = (array) explode( ',', $a['id'] );
160	$a['post__in'] = $ids;
161	}
162
163	if ( ! empty( $a['exclude_ids'] ) ) {
164	$exclude_ids = (array) explode( ',', $a['exclude_ids'] );
165	$a['post__not_in'] = $exclude_ids;
166	}
167	if ( ! empty( $a['category'] ) ) {
168	$category = (array) explode( ',', $a['category'] );
169
170	$a['tax_query'] = array();
171
172	$category_ids = array_filter(
173	$category,
174	function( $id ) {
175	return is_numeric( $id );
176	}
177	);
178
179	$category_names = array_filter(
180	$category,
181	function( $id ) {
182	return ! is_numeric( $id );
183	}
184	);
185
186	if ( ! empty( $category_ids ) ) {
187	$a['tax_query'] = array(
188	array(
189	'taxonomy' => 'course-category',
190	'field' => 'term_id',
191	'terms' => $category_ids,
192	'operator' => 'IN',
193	),
194	);
195	}
196
197	if ( ! empty( $category_names ) ) {
198	$a['tax_query'] = array(
199	array(
200	'taxonomy' => 'course-category',
201	'field' => 'name',
202	'terms' => $category_names,
203	'operator' => 'IN',
204	),
205	);
206	}
207	}
208	$a['posts_per_page'] = (int) $a['count'];
209
210	wp_reset_query();
211	$the_query = new \WP_Query( $a );
212
213	/**
214	* Pagination & course filter handle from query param on page load (without ajax)
215	*
216	* @since 2.4.0
217	*/
218	$get = Input::has( 'course_filter' ) ? Input::sanitize_array( $_GET ) : array();
219	if ( Input::has( 'course_filter' ) ) {
220	$filter = ( new \Tutor\Course_Filter( false ) )->load_listing( $get, true );
221	$the_query = new \WP_Query( $filter );
222	}
223
224	// Load the renderer now.
225	ob_start();
226
227	if ( $the_query->have_posts() ) {
228	tutor_load_template(
229	'archive-course-init',
230	array(
231	'course_filter' => isset( $atts['course_filter'] ) && 'on' === $atts['course_filter'],
232	'supported_filters' => tutor_utils()->get_option( 'supported_course_filters', array() ),
233	'loop_content_only' => false,
234	'column_per_row' => isset( $atts['column_per_row'] ) ? $atts['column_per_row'] : null,
235	'course_per_page' => $a['posts_per_page'],
236	'show_pagination' => isset( $atts['show_pagination'] ) && 'on' === $atts['show_pagination'],
237	'the_query' => $the_query,
238	'current_page' => isset( $get['current_page'] ) ? (int) $get['current_page'] : 1,
239	)
240	);
241	} else {
242	tutor_utils()->tutor_empty_state( tutor_utils()->not_found_text() );
243	}
244
245	$output = ob_get_clean();
246	wp_reset_postdata();
247	return $output;
248	}
249
250	/**
251	* Prepare instructor list
252	*
253	* @param string $current_page current page.
254	* @param mixed $atts atts for query.
255	* @param array $cat_ids category ids.
256	* @param string $keyword search keyword.
257	*
258	* @return array
259	*/
260	private function prepare_instructor_list( $current_page, $atts, $cat_ids = array(), $keyword = '' ) {
261
262	$default_pagination = tutor_utils()->get_option( 'pagination_per_page', 9 );
263	$limit = (int) sanitize_text_field( tutor_utils()->array_get( 'count', $atts, $default_pagination ) );
264	$page = $current_page - 1;
265	$rating_filter = Input::post( 'rating_filter', '' );
266
267	/**
268	* Sort by Relevant \| New \| Popular
269	*
270	* @since 2.0.0
271	*/
272	$short_by = Input::post( 'short_by', 'ASC' );
273
274	$instructors = tutor_utils()->get_instructors( $limit * $page, $limit, $keyword, '', '', $short_by, 'approved', $cat_ids, $rating_filter );
275	$instructors_count = tutor_utils()->get_instructors( $limit * $page, $limit, $keyword, '', '', $short_by, 'approved', $cat_ids, $rating_filter, true );
276
277	$layout = sanitize_text_field( tutor_utils()->array_get( 'layout', $atts, '' ) );
278	$layout = in_array( $layout, $this->instructor_layout ) ? $layout : tutor_utils()->get_option( 'instructor_list_layout', $this->instructor_layout[0] );
279	$default_col = tutor_utils()->get_option( 'courses_col_per_row', 3 );
280
281	$payload = array(
282	'instructors' => is_array( $instructors ) ? $instructors : array(),
283	'instructors_count' => $instructors_count,
284	'column_count' => sanitize_text_field( tutor_utils()->array_get( 'column_per_row', $atts, $default_col ) ),
285	'layout' => $layout,
286	'limit' => $limit,
287	'current_page' => $current_page,
288	'filter' => $atts,
289	);
290
291	return $payload;
292	}
293
294	/**
295	* Short code for getting instructors
296	*
297	* @param array $atts array of attrs.
298	*
299	* @return string
300	*/
301	public function tutor_instructor_list( $atts ) {
302	global $wpdb;
303	! is_array( $atts ) ? $atts = array() : 0;
304
305	$current_page = (int) tutor_utils()->array_get( 'instructor-page', $_GET, 1 );
306	$current_page = Input::get( 'instructor-page', 1, Input::TYPE_INT );
307	$current_page = $current_page >= 1 ? $current_page : 1;
308
309	$show_filter = isset( $atts['filter'] ) ? 'on' === $atts['filter'] : tutor_utils()->get_option( 'instructor_list_show_filter', false );
310	$atts['show_filter'] = $show_filter;
311
312	// Get instructor list to sow.
313	$payload = $this->prepare_instructor_list( $current_page, $atts );
314	$payload['show_filter'] = $show_filter;
315
316	ob_start();
317	tutor_load_template( 'shortcode.tutor-instructor', $payload );
318	$content = ob_get_clean();
319
320	if ( $show_filter ) {
321	$limit = 8;
322	$course_taxonomy = 'course-category';
323	$course_cats = $wpdb->get_results(
324	$wpdb->prepare(
325	"SELECT
326	*
327	FROM {$wpdb->terms} AS term
328
329	INNER JOIN {$wpdb->term_taxonomy} AS taxonomy
330	ON taxonomy.term_id = term.term_id AND taxonomy.taxonomy = %s
331
332	ORDER BY term.term_id DESC
333	LIMIT %d
334	",
335	$course_taxonomy,
336	$limit
337	)
338	);
339
340	$all_cats = $wpdb->get_var(
341	$wpdb->prepare(
342	"SELECT
343	COUNT(*) as total
344	FROM {$wpdb->terms} AS term
345	INNER JOIN {$wpdb->term_taxonomy} AS taxonomy
346	ON taxonomy.term_id = term.term_id AND taxonomy.taxonomy = %s
347	ORDER BY term.term_id DESC
348	",
349	$course_taxonomy
350	)
351	);
352
353	$attributes = $payload;
354	unset( $attributes['instructors'] );
355
356	$payload = array(
357	'show_filter' => $show_filter,
358	'content' => $content,
359	'categories' => $course_cats,
360	'all_cats' => $all_cats,
361	'attributes' => array_merge( $atts, $attributes ),
362	);
363
364	ob_start();
365
366	tutor_load_template( 'shortcode.instructor-filter', $payload );
367
368	$content = ob_get_clean();
369	}
370
371	return $content;
372	}
373
374	/**
375	* Load more categories
376	* handle ajax request
377	*
378	* @since 2.0.0
379	*
380	* @return void send wp_json response
381	*/
382	public function show_more() {
383	global $wpdb;
384	tutor_utils()->checking_nonce();
385	$term_id = Input::post( 'term_id', 0, Input::TYPE_INT );
386	$limit = 8;
387	$course_taxonomy = 'course-category';
388
389	$remaining_categories = $wpdb->get_var(
390	$wpdb->prepare(
391	"SElECT
392	COUNT(*) AS total
393	FROM {$wpdb->terms} AS term
394	INNER JOIN {$wpdb->term_taxonomy} AS taxonomy
395	ON taxonomy.term_id = term.term_id AND taxonomy.taxonomy = %s
396	WHERE term.term_id < %d
397	ORDER BY term.term_id DESC
398	",
399	$course_taxonomy,
400	$term_id
401	)
402	);
403
404	$add_categories = $wpdb->get_results(
405	$wpdb->prepare(
406	"SElECT
407	*
408	FROM {$wpdb->terms} term
409	INNER JOIN {$wpdb->term_taxonomy} as taxonomy
410	ON taxonomy.term_id = term.term_id AND taxonomy.taxonomy = %s
411	WHERE term.term_id < %d
412	ORDER BY term.term_id DESC
413	LIMIT %d
414	",
415	$course_taxonomy,
416	$term_id,
417	$limit
418	)
419	);
420	$show_more = false;
421	if ( $remaining_categories > $limit ) {
422	$show_more = true;
423	}
424	$response = array(
425	'categories' => $add_categories,
426	'show_more' => $show_more,
427	'remaining' => $remaining_categories,
428	);
429	wp_send_json_success( $response );
430	exit;
431	}
432
433	/**
434	* Filter instructor
435	*
436	* @since 1.0.0
437	*
438	* @return void send wp_json response
439	*/
440	public function load_filtered_instructor() {
441	tutor_utils()->checking_nonce();
442
443	// phpcs:disable WordPress.Security.NonceVerification.Missing --nonce already verified
444	$_post = tutor_sanitize_data( $_POST );
445	$current_page = (int) sanitize_text_field( tutor_utils()->array_get( 'current_page', $_post, 1 ) );
446	$keyword = (string) sanitize_text_field( tutor_utils()->array_get( 'keyword', $_post, '' ) );
447
448	$category = (array) tutor_utils()->array_get( 'category', $_post, array() );
449	$category = array_filter(
450	$category,
451	function( $cat ) {
452	return is_numeric( $cat );
453	}
454	);
455
456	$data = $this->prepare_instructor_list( $current_page, $_post, $category, $keyword );
457
458	ob_start();
459	tutor_load_template( 'shortcode.tutor-instructor', $data );
460	wp_send_json_success( array( 'html' => ob_get_clean() ) );
461	exit;
462	}
463
464	/**
465	* Show layout selection dashboard in instructor setting
466	*
467	* @since 1.0.0
468	*
469	* @return void
470	*/
471	public function tutor_instructor_layout() {
472	tutor_load_template( 'instructor-setting', array( 'templates' => $this->instructor_layout ) );
473	}
474	}
475