learnpress / inc / Models / WPTables / QuizzesTable.php

QuizzesTable.php in LearnPress – WordPress LMS Plugin for Create and Sell Online Courses 4.4.8, at inc/Models/WPTables/QuizzesTable.php

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1	<?php
2
3	namespace LearnPress\Models\WPTables;
4
5	use LearnPress\Helpers\Response;
6	use LearnPress\Helpers\Template;
7	use LearnPress\Models\CourseSectionItemModel;
8	use LearnPress\Models\QuizPostModel;
9	use LP_Abstract_Post_Type;
10	use LP_Datetime;
11	use Throwable;
12	use WP_Post;
13	use WP_Posts_List_Table;
14
15	defined( 'ABSPATH' ) \|\| exit;
16
17	/**
18	* LearnPress Quizzes Table class.
19	*
20	* @since 4.4.8
21	* @version 1.0.0
22	*/
23	class QuizzesTable extends WP_Posts_List_Table {
24	/**
25	* Get the table columns.
26	*
27	* @return array
28	*/
29	public function get_columns() {
30	$columns = parent::get_columns();
31
32	$pos = array_search( 'title', array_keys( $columns ), true );
33	if ( false !== $pos ) {
34	$insert = array(
35	LP_COURSE_CPT => esc_html__( 'Course', 'learnpress' ),
36	'instructor' => esc_html__( 'Author', 'learnpress' ),
37	'num_of_question' => esc_html__( 'Questions', 'learnpress' ),
38	'duration' => esc_html__( 'Duration', 'learnpress' ),
39	);
40
41	$columns = array_merge(
42	array_slice( $columns, 0, $pos + 1 ),
43	$insert,
44	array_slice( $columns, $pos + 1 )
45	);
46	}
47
48	unset( $columns['taxonomy-lesson-tag'] );
49
50	if ( ! empty( $columns['author'] ) ) {
51	unset( $columns['author'] );
52	}
53
54	$user = wp_get_current_user();
55	if ( in_array( LP_TEACHER_ROLE, $user->roles, true ) ) {
56	unset( $columns['instructor'] );
57	}
58
59	return $columns;
60	}
61
62	/**
63	* Set columns can be sortable.
64	*
65	* @return array
66	*/
67	public function get_sortable_columns() {
68	$sortable_columns = parent::get_sortable_columns();
69	$sortable_columns['instructor'] = array( 'author', 'asc' );
70	$sortable_columns[ LP_COURSE_CPT ] = array( 'course-name', 'asc' );
71	$sortable_columns['num_of_question'] = array( 'question-count', 'asc' );
72
73	return $sortable_columns;
74	}
75
76	/**
77	* Column instructor.
78	*
79	* @param WP_Post $post
80	*
81	* @return void
82	*/
83	public function column_instructor( $post ) {
84	try {
85	LP_Abstract_Post_Type::column_author( $post );
86	} catch ( Throwable $e ) {
87	Template::print_message( $e->getMessage(), Response::STATUS_ERROR );
88	}
89	}
90
91	/**
92	* Column course.
93	*
94	* @param WP_Post $post
95	*
96	* @return void
97	*/
98	public function column_lp_course( $post ) {
99	try {
100	$this->render_courses_of_item( $post->ID );
101	} catch ( Throwable $e ) {
102	Template::print_message( $e->getMessage(), Response::STATUS_ERROR );
103	}
104	}
105
106	/**
107	* Column number of questions.
108	*
109	* @param WP_Post $post
110	*
111	* @return void
112	*/
113	public function column_num_of_question( $post ) {
114	try {
115	$quizPostModel = QuizPostModel::find( $post->ID, true );
116	if ( ! $quizPostModel ) {
117	return;
118	}
119
120	$count = $quizPostModel->count_questions();
121
122	printf(
123	'<span class="lp-label-counter %s" title="%s">%s</span>',
124	esc_attr( ! $count ? 'disabled' : '' ),
125	$count ?
126	sprintf( /* translators: %d: question count */ _n( '%d question', '%d questions', $count, 'learnpress' ), $count ) :
127	__( 'This quiz has no questions', 'learnpress' ),
128	esc_html( $count )
129	);
130	} catch ( Throwable $e ) {
131	Template::print_message( $e->getMessage(), Response::STATUS_ERROR );
132	}
133	}
134
135	/**
136	* Column duration.
137	*
138	* @param WP_Post $post
139	*
140	* @return void
141	*/
142	public function column_duration( $post ) {
143	try {
144	$quizPostModel = QuizPostModel::find( $post->ID, true );
145	if ( ! $quizPostModel ) {
146	return;
147	}
148
149	$duration_str = $quizPostModel->get_duration();
150	$duration_arr = explode( ' ', $duration_str );
151	$duration = $duration_arr[0];
152	$duration_type = $duration_arr[1];
153
154	if ( $duration > 0 ) {
155	$duration_str = LP_Datetime::get_string_plural_duration( $duration, $duration_type );
156	} else {
157	$duration_str = __( 'Unlimited', 'learnpress' );
158	}
159
160	echo esc_html( $duration_str );
161	} catch ( Throwable $e ) {
162	Template::print_message( $e->getMessage(), Response::STATUS_ERROR );
163	}
164	}
165
166	/**
167	* Column preview.
168	*
169	* @param WP_Post $post
170	*
171	* @return void
172	*/
173	public function column_preview( $post ) {
174	try {
175	printf(
176	'<input type="checkbox" class="learn-press-checkbox learn-press-toggle-item-preview" %s value="%s" data-nonce="%s" />',
177	checked( get_post_meta( $post->ID, '_lp_preview', true ), 'yes', false ),
178	esc_attr( $post->ID ),
179	esc_attr( wp_create_nonce( 'learn-press-toggle-item-preview' ) )
180	);
181	} catch ( Throwable $e ) {
182	Template::print_message( $e->getMessage(), Response::STATUS_ERROR );
183	}
184	}
185
186	/**
187	* Get the course id currently filtering by.
188	*
189	* @return int\|false
190	*/
191	protected function get_filter_course_id() {
192	$course_id = ! empty( $_REQUEST['course'] ) ? absint( $_REQUEST['course'] ) : false;
193
194	if ( ! $course_id && learn_press_is_support_course_item_type( LP_QUIZ_CPT ) ) {
195	$course_id = false;
196	}
197
198	return $course_id;
199	}
200
201	/**
202	* Render the courses an item is assigned to.
203	*
204	* @param int $post_id
205	*
206	* @return void
207	*/
208	protected function render_courses_of_item( int $post_id ) {
209	try {
210	$courses = CourseSectionItemModel::get_courses_from_item_id( $post_id, LP_QUIZ_CPT );
211
212	if ( $courses ) {
213	foreach ( $courses as $course ) {
214	$course_id = $course->section_course_id;
215	echo '<div><a href="' . esc_url_raw( remove_query_arg( 'orderby', add_query_arg( array( 'course' => $course_id ) ) ) ) . '">' . get_the_title( $course_id ) . '</a>';
216	echo '<div class="row-actions">';
217	printf( '<a href="%s">%s</a>', admin_url( sprintf( 'post.php?post=%d&action=edit', $course_id ) ), __( 'Edit', 'learnpress' ) );
218	echo ' \| ';
219	printf( '<a href="%s">%s</a>', get_the_permalink( $course_id ), __( 'View', 'learnpress' ) );
220
221	if ( $this->get_filter_course_id() ) {
222	echo ' \| ';
223	printf(
224	'<a href="%s">%s</a>',
225	esc_url_raw( remove_query_arg( array( 'course', 'orderby' ) ) ),
226	__( 'Remove Filter', 'learnpress' )
227	);
228	}
229	echo '</div></div>';
230	}
231	} else {
232	_e( 'Not assigned yet', 'learnpress' );
233	}
234	} catch ( Throwable $e ) {
235	Template::print_message( $e->getMessage(), Response::STATUS_ERROR );
236	}
237	}
238	}
239