← All changes | inc/TemplateHooks/Course/CourseMaterialTemplate.php +352 -352 4.3.9.1 → 4.4.8 View file →

		@@ -1,352 +1,352 @@
1		-<?php
2		-/**
3		- * Template hooks Archive Package.
4		- *
5		- * @since 1.0.0
6		- * @version 1.0.0
7		- */
8		-namespace LearnPress\TemplateHooks\Course;
9		-
10		-use LearnPress\Helpers\Template;
11		-use LearnPress\Models\CourseModel;
12		-use LearnPress\Models\UserItems\UserCourseModel;
13		-use LearnPress\Models\UserModel;
14		-use LearnPress\TemplateHooks\TemplateAJAX;
15		-use LP_Material_Files_DB;
16		-use stdClass;
17		-use LP_Global;
18		-use LP_WP_Filesystem;
19		-use LP_Settings;
20		-use Throwable;
21		-use Exception;
22		-class CourseMaterialTemplate {
23		- public static function instance() {
24		- static $instance = null;
25		-
26		- if ( is_null( $instance ) ) {
27		- $instance = new self();
28		- }
29		-
30		- return $instance;
31		- }
32		-
33		- protected function __construct() {
34		- add_action( 'learn-press/course-material/layout', array( $this, 'sections' ) );
35		- add_filter( 'lp/rest/ajax/allow_callback', array( $this, 'allow_callback' ) );
36		- }
37		- /**
38		- * Allow callback for AJAX.
39		- *
40		- * @param array $callbacks
41		- *
42		- * @return array
43		- */
44		- public function allow_callback( array $callbacks ): array {
45		- $callbacks[] = get_class( $this ) . ':render_material_items';
46		-
47		- return $callbacks;
48		- }
49		-
50		- /**
51		- * Layout for course material.
52		- *
53		- * @throws Exception
54		- */
55		- public function sections( array $data = array() ) {
56		- $item = LP_Global::course_item();
57		- $item_id = 0;
58		- if ( ! $item && get_post_type( get_the_ID() ) === LP_COURSE_CPT ) {
59		- $item_id = get_the_ID();
60		- } elseif ( $item ) {
61		- $item_id = $item->get_id();
62		- } else {
63		- throw new Exception( __( 'Item not found', 'learnpress' ) );
64		- }
65		- // $item_id = $item->get_id();
66		- $material_db = LP_Material_Files_DB::getInstance();
67		- $per_page = (int) LP_Settings::get_option( 'material_file_per_page', - 1 );
68		- $total_rows = $material_db->get_total( $item_id );
69		- $total_pages = $per_page > 0 ? ceil( $total_rows / $per_page ) : 0;
70		-
71		- $args = array_merge(
72		- [
73		- 'id_url' => 'course-material',
74		- 'item_id' => $item_id,
75		- 'paged' => 1,
76		- 'per_page' => $per_page,
77		- 'total_pages' => $total_pages,
78		- ],
79		- $data
80		- );
81		- if ( get_post_type( $item_id ) !== LP_COURSE_CPT ) {
82		- $args['course_id'] = $item->get_course_id();
83		- }
84		-
85		- $callback = array(
86		- 'class' => self::class,
87		- 'method' => 'render_material_items',
88		- );
89		- $content = TemplateAJAX::load_content_via_ajax( $args, $callback );
90		- $section = array(
91		- 'wrap' => '<div class="lp-material-skeleton">',
92		- 'content' => $content,
93		- 'wrap_end' => '</div>',
94		- );
95		- echo Template::combine_components( $section );
96		- }
97		-
98		- public static function render_material_items( $args ): stdClass {
99		- $content = new stdClass();
100		-
101		- try {
102		- $userModel = UserModel::find( get_current_user_id(), true );
103		- $course_id = $args['course_id'] ?? 0;
104		- $item_id = $args['item_id'] ?? 0;
105		- if ( get_post_type( $item_id ) === LP_COURSE_CPT ) {
106		- $courseModel = CourseModel::find( $item_id, true );
107		- } elseif ( $course_id ) {
108		- $courseModel = CourseModel::find( $course_id, true );
109		- } else {
110		- throw new Exception( esc_html__( 'Course not found!', 'learnpress' ) );
111		- }
112		-
113		- $can_show = false;
114		- if ( $userModel instanceof UserModel ) {
115		- if ( $courseModel->check_user_is_author( $userModel )
116		- || user_can( $userModel->get_id(), ADMIN_ROLE ) ) {
117		- $can_show = true;
118		- } else {
119		- $userCourseModel = UserCourseModel::find( $userModel->get_id(), $courseModel->get_id(), true );
120		- if ( $userCourseModel &&
121		- ( $userCourseModel->has_enrolled_or_finished()
122		- || $userCourseModel->has_purchased() ) ) {
123		- $can_show = true;
124		- }
125		- }
126		- } elseif ( $courseModel->has_no_enroll_requirement() ) {
127		- $can_show = true;
128		- }
129		-
130		- $can_show = apply_filters( 'learn-press/course-material/can-show', $can_show, $courseModel, $userModel );
131		-
132		- $file_per_page = LP_Settings::get_option( 'material_file_per_page', - 1 );
133		- $count_files = LP_Material_Files_DB::getInstance()->get_total( $courseModel->get_id() );
134		- if ( ! $can_show || $file_per_page == 0 || $count_files <= 0 ) {
135		- throw new Exception( '' );
136		- }
137		-
138		- $material_db = LP_Material_Files_DB::getInstance();
139		- $paged = absint( $args['paged'] ?? 1 );
140		- $per_page = intval( $args['per_page'] ?? 1 );
141		- $offset = ( $per_page > 0 && $paged > 1 ) ? $per_page * ( $paged - 1 ) : 0;
142		- // $total_pages = $per_page > 0 ? ceil( $total_rows / $per_page ) : 0;
143		- $material_files = $material_db->get_material_by_item_id( $args['item_id'], $per_page, $offset, false );
144		- if ( empty( $material_files ) ) {
145		- $content->content = '';
146		- } else {
147		- $material_html = '';
148		- foreach ( $material_files as $m ) {
149		- $material_html .= self::material_item( $m, $args['item_id'] );
150		- }
151		- if ( $args['paged'] === 1 ) {
152		- $sections = array(
153		- 'wrap' => '<div class="lp-list-material">',
154		- 'table_wrap' => '<table class="course-material-table" >',
155		- 'table_header' => self::table_header(),
156		- 'table_body' => '<tbody>',
157		- 'material_html' => $material_html,
158		- 'table_body_end' => '</tbody>',
159		- 'table_wrap_end' => '</table>',
160		- 'loadmore_btn' => self::html_load_more_btn( $args ),
161		- 'wrap_end' => '</div>',
162		- );
163		- $content->content = Template::combine_components( $sections );
164		- } else {
165		- $content->content = $material_html;
166		- }
167		- $content->total_pages = $args['total_pages'];
168		- $content->paged = $args['paged'];
169		- }
170		- } catch ( Throwable $e ) {
171		- if ( $e->getMessage() === '' ) {
172		- $content->content = '';
173		- } else {
174		- $content->content = Template::print_message( $e->getMessage(), 'error', false );
175		- }
176		- }
177		- return $content;
178		- }
179		-
180		- public static function table_header() {
181		- $sections = array(
182		- 'wrap' => '<thead>',
183		- 'file-name' => sprintf( '<th class="lp-material-th-file-name">%s</th>', esc_html__( 'Name', 'learnpress' ) ),
184		- 'file-type' => sprintf( '<th class="lp-material-th-file-type">%s</th>', esc_html__( 'Type', 'learnpress' ) ),
185		- 'file-size' => sprintf( '<th class="lp-material-th-file-size">%s</th>', esc_html__( 'Size', 'learnpress' ) ),
186		- 'file-link' => sprintf( '<th class="lp-material-th-file-link">%s</th>', esc_html__( 'Download', 'learnpress' ) ),
187		- 'wrap_end' => '</thead>',
188		- );
189		- return Template::combine_components( $sections );
190		- }
191		-
192		- public static function material_item( $material, $current_item_id ) {
193		- $sections = array(
194		- 'wrap' => '<tr class="lp-material-item">',
195		- 'file-name' => self::html_file_name( $material, $current_item_id ),
196		- 'file-type' => self::html_file_type( $material ),
197		- 'file-size' => self::html_file_size( $material ),
198		- 'file-link' => self::html_file_link( $material ),
199		- 'wrap_end' => '</tr>',
200		- );
201		- return Template::combine_components( $sections );
202		- }
203		-
204		- /**
205		- * Generate HTML for file name.
206		- *
207		- * @param object $material Material object.
208		- * @param int $current_item_id Current item ID.
209		- *
210		- * @return string
211		- */
212		- public static function html_file_name( $material, $current_item_id ): string {
213		- if ( get_post_type( $current_item_id ) == LP_COURSE_CPT && $material->item_type == LP_LESSON_CPT ) {
214		- $html_file_name = sprintf( esc_html( '%1$s ( %2$s )' ), $material->file_name, get_the_title( $material->item_id ) );
215		- } else {
216		- $html_file_name = sprintf( esc_html( '%s' ), $material->file_name );
217		- }
218		-
219		- return sprintf( '<td class="lp-material-file-name">%s</td>', $html_file_name );
220		- }
221		-
222		- /**
223		- * Generate HTML for file type.
224		- *
225		- * @param object $material Material object.
226		- *
227		- * @return string
228		- */
229		- public static function html_file_type( $material ): string {
230		- return sprintf( '<td class="lp-material-file-type">%s</td>', $material->file_type );
231		- }
232		-
233		- /**
234		- * Get file size in human-readable format.
235		- *
236		- * @param object $material Material object.
237		- *
238		- * @return string
239		- */
240		- public static function html_file_size( $material ): string {
241		- if ( $material->method == 'upload' ) {
242		- $file_size = filesize( wp_upload_dir()['basedir'] . $material->file_path );
243		- $file_size = ( $file_size / 1024 < 1024 ) ? round( $file_size / 1024, 2 ) . 'KB' : round( $file_size / 1024 / 1024, 2 ) . 'MB';
244		- } else {
245		- $args = array(
246		- 'timeout' => 0.1,
247		- );
248		- $file_head = wp_remote_head( $material->file_path, $args );
249		-
250		- if ( is_wp_error( $file_head )
251		- || ! isset( $file_head['headers']['content-length'] )
252		- || ! $file_head['headers']['content-length'] ) {
253		- $file_size = '';
254		- } else {
255		- $file_size = $file_head['headers']['content-length'];
256		- $file_size = self::convert_kb( intval( $file_size ) );
257		- }
258		- }
259		-
260		- return apply_filters(
261		- 'learn-press/course-material/file-size',
262		- sprintf( '<td class="lp-material-file-size">%s</td>', $file_size ),
263		- $material
264		- );
265		- }
266		-
267		- /**
268		- * Convert file size to human-readable format.
269		- *
270		- * @param int $file_size File size in bytes.
271		- *
272		- * @return string
273		- */
274		- public static function convert_kb( int $file_size ): string {
275		- // Convert bytes to kilobytes
276		- $file_size = $file_size / 1024;
277		-
278		- if ( $file_size < 1024 ) {
279		- return round( $file_size, 2 ) . 'KB';
280		- } elseif ( $file_size < 1048576 ) {
281		- return round( $file_size / 1024, 2 ) . 'MB';
282		- } else {
283		- return round( $file_size / 1048576, 2 ) . 'GB';
284		- }
285		- }
286		-
287		- /**
288		- * Generate HTML for file link.
289		- *
290		- * @param object $material Material object.
291		- *
292		- * @return string
293		- */
294		- public static function html_file_link( $material ): string {
295		- $file_path = $material->file_path ?? '';
296		- if ( empty( $file_path ) ) {
297		- return '';
298		- }
299		-
300		- $file_url = $file_path;
301		- if ( $material->method === 'upload' ) {
302		- $file_url = wp_upload_dir()['baseurl'] . $file_path;
303		- }
304		-
305		- $enable_nofollow = LP_Settings::instance()->get_option( 'material_url_nofollow', 'yes' );
306		- $rel = '';
307		- if ( $enable_nofollow == 'yes' && $material->method == 'external' ) {
308		- $rel = 'nofollow';
309		- }
310		-
311		- return apply_filters(
312		- 'learn-press/course-material/file-link',
313		- sprintf(
314		- '<td class="lp-material-file-link">
315		- <a href="%s" target="_blank" rel="%s">
316		- <i class="lp-icon-file-download btn-download-material"></i>
317		- </a>
318		- </td>',
319		- esc_url_raw( $file_url ),
320		- $rel
321		- )
322		- );
323		- }
324		-
325		- /**
326		- * Generate HTML for load more button.
327		- *
328		- * @param array $args Arguments containing pagination info.
329		- *
330		- * @return string
331		- */
332		- public static function html_load_more_btn( array $args = [] ): string {
333		- $paged = $args['paged'] ?? 1;
334		- $total_pages = $args['total_pages'] ?? 1;
335		-
336		- if ( $paged >= $total_pages ) {
337		- return '';
338		- }
339		-
340		- return apply_filters(
341		- 'learn-press/course-material/btn-load-more',
342		- sprintf(
343		- '<div class="lp-loadmore-material">
344		- <button class="lp-btn lp-loadmore-material">
345		- %s
346		- </button>
347		- </div>',
348		- esc_html__( 'Load More', 'learnpress' )
349		- )
350		- );
351		- }
352		-}
	1	+<?php
	2	+/**
	3	+ * Template hooks Archive Package.
	4	+ *
	5	+ * @since 1.0.0
	6	+ * @version 1.0.0
	7	+ */
	8	+namespace LearnPress\TemplateHooks\Course;
	9	+
	10	+use LearnPress\Helpers\Template;
	11	+use LearnPress\Models\CourseModel;
	12	+use LearnPress\Models\UserItems\UserCourseModel;
	13	+use LearnPress\Models\UserModel;
	14	+use LearnPress\TemplateHooks\TemplateAJAX;
	15	+use LP_Material_Files_DB;
	16	+use stdClass;
	17	+use LP_Global;
	18	+use LP_WP_Filesystem;
	19	+use LP_Settings;
	20	+use Throwable;
	21	+use Exception;
	22	+class CourseMaterialTemplate {
	23	+ public static function instance() {
	24	+ static $instance = null;
	25	+
	26	+ if ( is_null( $instance ) ) {
	27	+ $instance = new self();
	28	+ }
	29	+
	30	+ return $instance;
	31	+ }
	32	+
	33	+ protected function __construct() {
	34	+ add_action( 'learn-press/course-material/layout', array( $this, 'sections' ) );
	35	+ add_filter( 'lp/rest/ajax/allow_callback', array( $this, 'allow_callback' ) );
	36	+ }
	37	+ /**
	38	+ * Allow callback for AJAX.
	39	+ *
	40	+ * @param array $callbacks
	41	+ *
	42	+ * @return array
	43	+ */
	44	+ public function allow_callback( array $callbacks ): array {
	45	+ $callbacks[] = get_class( $this ) . ':render_material_items';
	46	+
	47	+ return $callbacks;
	48	+ }
	49	+
	50	+ /**
	51	+ * Layout for course material.
	52	+ *
	53	+ * @throws Exception
	54	+ */
	55	+ public function sections( array $data = array() ) {
	56	+ $item = LP_Global::course_item();
	57	+ $item_id = 0;
	58	+ if ( ! $item && get_post_type( get_the_ID() ) === LP_COURSE_CPT ) {
	59	+ $item_id = get_the_ID();
	60	+ } elseif ( $item ) {
	61	+ $item_id = $item->get_id();
	62	+ } else {
	63	+ throw new Exception( __( 'Item not found', 'learnpress' ) );
	64	+ }
	65	+ // $item_id = $item->get_id();
	66	+ $material_db = LP_Material_Files_DB::getInstance();
	67	+ $per_page = (int) LP_Settings::get_option( 'material_file_per_page', - 1 );
	68	+ $total_rows = $material_db->get_total( $item_id );
	69	+ $total_pages = $per_page > 0 ? ceil( $total_rows / $per_page ) : 0;
	70	+
	71	+ $args = array_merge(
	72	+ [
	73	+ 'id_url' => 'course-material',
	74	+ 'item_id' => $item_id,
	75	+ 'paged' => 1,
	76	+ 'per_page' => $per_page,
	77	+ 'total_pages' => $total_pages,
	78	+ ],
	79	+ $data
	80	+ );
	81	+ if ( get_post_type( $item_id ) !== LP_COURSE_CPT ) {
	82	+ $args['course_id'] = $item->get_course_id();
	83	+ }
	84	+
	85	+ $callback = array(
	86	+ 'class' => self::class,
	87	+ 'method' => 'render_material_items',
	88	+ );
	89	+ $content = TemplateAJAX::load_content_via_ajax( $args, $callback );
	90	+ $section = array(
	91	+ 'wrap' => '<div class="lp-material-skeleton">',
	92	+ 'content' => $content,
	93	+ 'wrap_end' => '</div>',
	94	+ );
	95	+ echo Template::combine_components( $section );
	96	+ }
	97	+
	98	+ public static function render_material_items( $args ): stdClass {
	99	+ $content = new stdClass();
	100	+
	101	+ try {
	102	+ $userModel = UserModel::find( get_current_user_id(), true );
	103	+ $course_id = $args['course_id'] ?? 0;
	104	+ $item_id = $args['item_id'] ?? 0;
	105	+ if ( get_post_type( $item_id ) === LP_COURSE_CPT ) {
	106	+ $courseModel = CourseModel::find( $item_id, true );
	107	+ } elseif ( $course_id ) {
	108	+ $courseModel = CourseModel::find( $course_id, true );
	109	+ } else {
	110	+ throw new Exception( esc_html__( 'Course not found!', 'learnpress' ) );
	111	+ }
	112	+
	113	+ $can_show = false;
	114	+ if ( $userModel instanceof UserModel ) {
	115	+ if ( $courseModel->check_user_is_author( $userModel )
	116	+ || user_can( $userModel->get_id(), ADMIN_ROLE ) ) {
	117	+ $can_show = true;
	118	+ } else {
	119	+ $userCourseModel = UserCourseModel::find( $userModel->get_id(), $courseModel->get_id(), true );
	120	+ if ( $userCourseModel &&
	121	+ ( $userCourseModel->has_enrolled_or_finished()
	122	+ || $userCourseModel->has_purchased() ) ) {
	123	+ $can_show = true;
	124	+ }
	125	+ }
	126	+ } elseif ( $courseModel->has_no_enroll_requirement() ) {
	127	+ $can_show = true;
	128	+ }
	129	+
	130	+ $can_show = apply_filters( 'learn-press/course-material/can-show', $can_show, $courseModel, $userModel );
	131	+
	132	+ $file_per_page = LP_Settings::get_option( 'material_file_per_page', - 1 );
	133	+ $count_files = LP_Material_Files_DB::getInstance()->get_total( $courseModel->get_id() );
	134	+ if ( ! $can_show || $file_per_page == 0 || $count_files <= 0 ) {
	135	+ throw new Exception( '' );
	136	+ }
	137	+
	138	+ $material_db = LP_Material_Files_DB::getInstance();
	139	+ $paged = absint( $args['paged'] ?? 1 );
	140	+ $per_page = intval( $args['per_page'] ?? 1 );
	141	+ $offset = ( $per_page > 0 && $paged > 1 ) ? $per_page * ( $paged - 1 ) : 0;
	142	+ // $total_pages = $per_page > 0 ? ceil( $total_rows / $per_page ) : 0;
	143	+ $material_files = $material_db->get_material_by_item_id( $args['item_id'], $per_page, $offset, false );
	144	+ if ( empty( $material_files ) ) {
	145	+ $content->content = '';
	146	+ } else {
	147	+ $material_html = '';
	148	+ foreach ( $material_files as $m ) {
	149	+ $material_html .= self::material_item( $m, $args['item_id'] );
	150	+ }
	151	+ if ( $args['paged'] === 1 ) {
	152	+ $sections = array(
	153	+ 'wrap' => '<div class="lp-list-material">',
	154	+ 'table_wrap' => '<table class="course-material-table" >',
	155	+ 'table_header' => self::table_header(),
	156	+ 'table_body' => '<tbody>',
	157	+ 'material_html' => $material_html,
	158	+ 'table_body_end' => '</tbody>',
	159	+ 'table_wrap_end' => '</table>',
	160	+ 'loadmore_btn' => self::html_load_more_btn( $args ),
	161	+ 'wrap_end' => '</div>',
	162	+ );
	163	+ $content->content = Template::combine_components( $sections );
	164	+ } else {
	165	+ $content->content = $material_html;
	166	+ }
	167	+ $content->total_pages = $args['total_pages'];
	168	+ $content->paged = $args['paged'];
	169	+ }
	170	+ } catch ( Throwable $e ) {
	171	+ if ( $e->getMessage() === '' ) {
	172	+ $content->content = '';
	173	+ } else {
	174	+ $content->content = Template::print_message( $e->getMessage(), 'error', false );
	175	+ }
	176	+ }
	177	+ return $content;
	178	+ }
	179	+
	180	+ public static function table_header() {
	181	+ $sections = array(
	182	+ 'wrap' => '<thead>',
	183	+ 'file-name' => sprintf( '<th class="lp-material-th-file-name">%s</th>', esc_html__( 'Name', 'learnpress' ) ),
	184	+ 'file-type' => sprintf( '<th class="lp-material-th-file-type">%s</th>', esc_html__( 'Type', 'learnpress' ) ),
	185	+ 'file-size' => sprintf( '<th class="lp-material-th-file-size">%s</th>', esc_html__( 'Size', 'learnpress' ) ),
	186	+ 'file-link' => sprintf( '<th class="lp-material-th-file-link">%s</th>', esc_html__( 'Download', 'learnpress' ) ),
	187	+ 'wrap_end' => '</thead>',
	188	+ );
	189	+ return Template::combine_components( $sections );
	190	+ }
	191	+
	192	+ public static function material_item( $material, $current_item_id ) {
	193	+ $sections = array(
	194	+ 'wrap' => '<tr class="lp-material-item">',
	195	+ 'file-name' => self::html_file_name( $material, $current_item_id ),
	196	+ 'file-type' => self::html_file_type( $material ),
	197	+ 'file-size' => self::html_file_size( $material ),
	198	+ 'file-link' => self::html_file_link( $material ),
	199	+ 'wrap_end' => '</tr>',
	200	+ );
	201	+ return Template::combine_components( $sections );
	202	+ }
	203	+
	204	+ /**
	205	+ * Generate HTML for file name.
	206	+ *
	207	+ * @param object $material Material object.
	208	+ * @param int $current_item_id Current item ID.
	209	+ *
	210	+ * @return string
	211	+ */
	212	+ public static function html_file_name( $material, $current_item_id ): string {
	213	+ if ( get_post_type( $current_item_id ) == LP_COURSE_CPT && $material->item_type == LP_LESSON_CPT ) {
	214	+ $html_file_name = sprintf( esc_html( '%1$s ( %2$s )' ), $material->file_name, get_the_title( $material->item_id ) );
	215	+ } else {
	216	+ $html_file_name = sprintf( esc_html( '%s' ), $material->file_name );
	217	+ }
	218	+
	219	+ return sprintf( '<td class="lp-material-file-name">%s</td>', $html_file_name );
	220	+ }
	221	+
	222	+ /**
	223	+ * Generate HTML for file type.
	224	+ *
	225	+ * @param object $material Material object.
	226	+ *
	227	+ * @return string
	228	+ */
	229	+ public static function html_file_type( $material ): string {
	230	+ return sprintf( '<td class="lp-material-file-type">%s</td>', $material->file_type );
	231	+ }
	232	+
	233	+ /**
	234	+ * Get file size in human-readable format.
	235	+ *
	236	+ * @param object $material Material object.
	237	+ *
	238	+ * @return string
	239	+ */
	240	+ public static function html_file_size( $material ): string {
	241	+ if ( $material->method == 'upload' ) {
	242	+ $file_size = filesize( wp_upload_dir()['basedir'] . $material->file_path );
	243	+ $file_size = ( $file_size / 1024 < 1024 ) ? round( $file_size / 1024, 2 ) . 'KB' : round( $file_size / 1024 / 1024, 2 ) . 'MB';
	244	+ } else {
	245	+ $args = array(
	246	+ 'timeout' => 0.1,
	247	+ );
	248	+ $file_head = wp_remote_head( $material->file_path, $args );
	249	+
	250	+ if ( is_wp_error( $file_head )
	251	+ || ! isset( $file_head['headers']['content-length'] )
	252	+ || ! $file_head['headers']['content-length'] ) {
	253	+ $file_size = '';
	254	+ } else {
	255	+ $file_size = $file_head['headers']['content-length'];
	256	+ $file_size = self::convert_kb( intval( $file_size ) );
	257	+ }
	258	+ }
	259	+
	260	+ return apply_filters(
	261	+ 'learn-press/course-material/file-size',
	262	+ sprintf( '<td class="lp-material-file-size">%s</td>', $file_size ),
	263	+ $material
	264	+ );
	265	+ }
	266	+
	267	+ /**
	268	+ * Convert file size to human-readable format.
	269	+ *
	270	+ * @param int $file_size File size in bytes.
	271	+ *
	272	+ * @return string
	273	+ */
	274	+ public static function convert_kb( int $file_size ): string {
	275	+ // Convert bytes to kilobytes
	276	+ $file_size = $file_size / 1024;
	277	+
	278	+ if ( $file_size < 1024 ) {
	279	+ return round( $file_size, 2 ) . 'KB';
	280	+ } elseif ( $file_size < 1048576 ) {
	281	+ return round( $file_size / 1024, 2 ) . 'MB';
	282	+ } else {
	283	+ return round( $file_size / 1048576, 2 ) . 'GB';
	284	+ }
	285	+ }
	286	+
	287	+ /**
	288	+ * Generate HTML for file link.
	289	+ *
	290	+ * @param object $material Material object.
	291	+ *
	292	+ * @return string
	293	+ */
	294	+ public static function html_file_link( $material ): string {
	295	+ $file_path = $material->file_path ?? '';
	296	+ if ( empty( $file_path ) ) {
	297	+ return '';
	298	+ }
	299	+
	300	+ $file_url = $file_path;
	301	+ if ( $material->method === 'upload' ) {
	302	+ $file_url = wp_upload_dir()['baseurl'] . $file_path;
	303	+ }
	304	+
	305	+ $enable_nofollow = LP_Settings::instance()->get_option( 'material_url_nofollow', 'yes' );
	306	+ $rel = '';
	307	+ if ( $enable_nofollow == 'yes' && $material->method == 'external' ) {
	308	+ $rel = 'nofollow';
	309	+ }
	310	+
	311	+ return apply_filters(
	312	+ 'learn-press/course-material/file-link',
	313	+ sprintf(
	314	+ '<td class="lp-material-file-link">
	315	+ <a href="%s" target="_blank" rel="%s">
	316	+ <i class="lp-icon-file-download btn-download-material"></i>
	317	+ </a>
	318	+ </td>',
	319	+ esc_url_raw( $file_url ),
	320	+ $rel
	321	+ )
	322	+ );
	323	+ }
	324	+
	325	+ /**
	326	+ * Generate HTML for load more button.
	327	+ *
	328	+ * @param array $args Arguments containing pagination info.
	329	+ *
	330	+ * @return string
	331	+ */
	332	+ public static function html_load_more_btn( array $args = [] ): string {
	333	+ $paged = $args['paged'] ?? 1;
	334	+ $total_pages = $args['total_pages'] ?? 1;
	335	+
	336	+ if ( $paged >= $total_pages ) {
	337	+ return '';
	338	+ }
	339	+
	340	+ return apply_filters(
	341	+ 'learn-press/course-material/btn-load-more',
	342	+ sprintf(
	343	+ '<div class="lp-loadmore-material">
	344	+ <button class="lp-btn lp-loadmore-material">
	345	+ %s
	346	+ </button>
	347	+ </div>',
	348	+ esc_html__( 'Load More', 'learnpress' )
	349	+ )
	350	+ );
	351	+ }
	352	+}