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<?php |
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/** |
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* Template hooks Archive Package. |
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* |
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* @since 1.0.0 |
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* @version 1.0.0 |
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*/ |
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namespace LearnPress\TemplateHooks\Course; |
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|
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use LearnPress\Helpers\Template; |
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use LearnPress\Models\CourseModel; |
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use LearnPress\Models\UserItems\UserCourseModel; |
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use LearnPress\Models\UserModel; |
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use LearnPress\TemplateHooks\TemplateAJAX; |
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use LP_Material_Files_DB; |
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use stdClass; |
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use LP_Global; |
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use LP_WP_Filesystem; |
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use LP_Settings; |
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use Throwable; |
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use Exception; |
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class CourseMaterialTemplate { |
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public static function instance() { |
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static $instance = null; |
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|
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if ( is_null( $instance ) ) { |
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$instance = new self(); |
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} |
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|
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return $instance; |
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} |
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|
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protected function __construct() { |
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add_action( 'learn-press/course-material/layout', array( $this, 'sections' ) ); |
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add_filter( 'lp/rest/ajax/allow_callback', array( $this, 'allow_callback' ) ); |
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} |
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/** |
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* Allow callback for AJAX. |
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* |
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* @param array $callbacks |
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* |
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* @return array |
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*/ |
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public function allow_callback( array $callbacks ): array { |
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$callbacks[] = get_class( $this ) . ':render_material_items'; |
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|
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return $callbacks; |
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} |
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|
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/** |
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* Layout for course material. |
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* |
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* @throws Exception |
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*/ |
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public function sections( array $data = array() ) { |
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$item = LP_Global::course_item(); |
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$item_id = 0; |
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if ( ! $item && get_post_type( get_the_ID() ) === LP_COURSE_CPT ) { |
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$item_id = get_the_ID(); |
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} elseif ( $item ) { |
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$item_id = $item->get_id(); |
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} else { |
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throw new Exception( __( 'Item not found', 'learnpress' ) ); |
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} |
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// $item_id = $item->get_id(); |
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$material_db = LP_Material_Files_DB::getInstance(); |
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$per_page = (int) LP_Settings::get_option( 'material_file_per_page', - 1 ); |
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$total_rows = $material_db->get_total( $item_id ); |
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$total_pages = $per_page > 0 ? ceil( $total_rows / $per_page ) : 0; |
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|
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$args = array_merge( |
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[ |
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'id_url' => 'course-material', |
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'item_id' => $item_id, |
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'paged' => 1, |
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'per_page' => $per_page, |
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'total_pages' => $total_pages, |
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], |
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$data |
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); |
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if ( get_post_type( $item_id ) !== LP_COURSE_CPT ) { |
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$args['course_id'] = $item->get_course_id(); |
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} |
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|
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$callback = array( |
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'class' => self::class, |
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'method' => 'render_material_items', |
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); |
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$content = TemplateAJAX::load_content_via_ajax( $args, $callback ); |
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$section = array( |
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'wrap' => '<div class="lp-material-skeleton">', |
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'content' => $content, |
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'wrap_end' => '</div>', |
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); |
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echo Template::combine_components( $section ); |
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} |
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|
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public static function render_material_items( $args ): stdClass { |
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$content = new stdClass(); |
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|
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try { |
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$userModel = UserModel::find( get_current_user_id(), true ); |
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$course_id = $args['course_id'] ?? 0; |
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$item_id = $args['item_id'] ?? 0; |
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if ( get_post_type( $item_id ) === LP_COURSE_CPT ) { |
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$courseModel = CourseModel::find( $item_id, true ); |
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} elseif ( $course_id ) { |
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$courseModel = CourseModel::find( $course_id, true ); |
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} else { |
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throw new Exception( esc_html__( 'Course not found!', 'learnpress' ) ); |
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} |
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|
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$can_show = false; |
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if ( $userModel instanceof UserModel ) { |
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if ( $courseModel->check_user_is_author( $userModel ) |
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|| user_can( $userModel->get_id(), ADMIN_ROLE ) ) { |
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$can_show = true; |
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} else { |
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$userCourseModel = UserCourseModel::find( $userModel->get_id(), $courseModel->get_id(), true ); |
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if ( $userCourseModel && |
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( $userCourseModel->has_enrolled_or_finished() |
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|| $userCourseModel->has_purchased() ) ) { |
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$can_show = true; |
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} |
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} |
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} elseif ( $courseModel->has_no_enroll_requirement() ) { |
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$can_show = true; |
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} |
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|
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$can_show = apply_filters( 'learn-press/course-material/can-show', $can_show, $courseModel, $userModel ); |
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|
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$file_per_page = LP_Settings::get_option( 'material_file_per_page', - 1 ); |
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$count_files = LP_Material_Files_DB::getInstance()->get_total( $courseModel->get_id() ); |
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if ( ! $can_show || $file_per_page == 0 || $count_files <= 0 ) { |
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throw new Exception( '' ); |
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} |
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|
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$material_db = LP_Material_Files_DB::getInstance(); |
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$paged = absint( $args['paged'] ?? 1 ); |
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$per_page = intval( $args['per_page'] ?? 1 ); |
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$offset = ( $per_page > 0 && $paged > 1 ) ? $per_page * ( $paged - 1 ) : 0; |
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// $total_pages = $per_page > 0 ? ceil( $total_rows / $per_page ) : 0; |
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$material_files = $material_db->get_material_by_item_id( $args['item_id'], $per_page, $offset, false ); |
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if ( empty( $material_files ) ) { |
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$content->content = ''; |
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} else { |
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$material_html = ''; |
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foreach ( $material_files as $m ) { |
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$material_html .= self::material_item( $m, $args['item_id'] ); |
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} |
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if ( $args['paged'] === 1 ) { |
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$sections = array( |
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'wrap' => '<div class="lp-list-material">', |
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'table_wrap' => '<table class="course-material-table" >', |
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'table_header' => self::table_header(), |
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'table_body' => '<tbody>', |
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'material_html' => $material_html, |
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'table_body_end' => '</tbody>', |
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'table_wrap_end' => '</table>', |
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'loadmore_btn' => self::html_load_more_btn( $args ), |
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'wrap_end' => '</div>', |
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); |
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$content->content = Template::combine_components( $sections ); |
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} else { |
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$content->content = $material_html; |
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} |
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$content->total_pages = $args['total_pages']; |
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$content->paged = $args['paged']; |
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} |
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} catch ( Throwable $e ) { |
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if ( $e->getMessage() === '' ) { |
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$content->content = ''; |
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} else { |
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$content->content = Template::print_message( $e->getMessage(), 'error', false ); |
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} |
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} |
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return $content; |
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} |
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|
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public static function table_header() { |
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$sections = array( |
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'wrap' => '<thead>', |
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'file-name' => sprintf( '<th class="lp-material-th-file-name">%s</th>', esc_html__( 'Name', 'learnpress' ) ), |
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'file-type' => sprintf( '<th class="lp-material-th-file-type">%s</th>', esc_html__( 'Type', 'learnpress' ) ), |
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'file-size' => sprintf( '<th class="lp-material-th-file-size">%s</th>', esc_html__( 'Size', 'learnpress' ) ), |
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'file-link' => sprintf( '<th class="lp-material-th-file-link">%s</th>', esc_html__( 'Download', 'learnpress' ) ), |
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'wrap_end' => '</thead>', |
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); |
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return Template::combine_components( $sections ); |
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} |
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|
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public static function material_item( $material, $current_item_id ) { |
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$sections = array( |
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'wrap' => '<tr class="lp-material-item">', |
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'file-name' => self::html_file_name( $material, $current_item_id ), |
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'file-type' => self::html_file_type( $material ), |
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'file-size' => self::html_file_size( $material ), |
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'file-link' => self::html_file_link( $material ), |
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'wrap_end' => '</tr>', |
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); |
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return Template::combine_components( $sections ); |
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} |
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|
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/** |
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* Generate HTML for file name. |
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* |
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* @param object $material Material object. |
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* @param int $current_item_id Current item ID. |
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* |
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* @return string |
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*/ |
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public static function html_file_name( $material, $current_item_id ): string { |
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if ( get_post_type( $current_item_id ) == LP_COURSE_CPT && $material->item_type == LP_LESSON_CPT ) { |
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$html_file_name = sprintf( esc_html( '%1$s ( %2$s )' ), $material->file_name, get_the_title( $material->item_id ) ); |
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} else { |
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$html_file_name = sprintf( esc_html( '%s' ), $material->file_name ); |
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} |
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|
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return sprintf( '<td class="lp-material-file-name">%s</td>', $html_file_name ); |
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} |
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|
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/** |
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* Generate HTML for file type. |
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* |
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* @param object $material Material object. |
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* |
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* @return string |
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*/ |
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public static function html_file_type( $material ): string { |
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return sprintf( '<td class="lp-material-file-type">%s</td>', $material->file_type ); |
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} |
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|
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/** |
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* Get file size in human-readable format. |
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* |
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* @param object $material Material object. |
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* |
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* @return string |
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*/ |
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public static function html_file_size( $material ): string { |
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if ( $material->method == 'upload' ) { |
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$file_size = filesize( wp_upload_dir()['basedir'] . $material->file_path ); |
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$file_size = ( $file_size / 1024 < 1024 ) ? round( $file_size / 1024, 2 ) . 'KB' : round( $file_size / 1024 / 1024, 2 ) . 'MB'; |
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} else { |
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$args = array( |
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'timeout' => 0.1, |
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); |
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$file_head = wp_remote_head( $material->file_path, $args ); |
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|
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if ( is_wp_error( $file_head ) |
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|| ! isset( $file_head['headers']['content-length'] ) |
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|| ! $file_head['headers']['content-length'] ) { |
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$file_size = ''; |
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} else { |
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$file_size = $file_head['headers']['content-length']; |
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$file_size = self::convert_kb( intval( $file_size ) ); |
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} |
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} |
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|
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return apply_filters( |
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'learn-press/course-material/file-size', |
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sprintf( '<td class="lp-material-file-size">%s</td>', $file_size ), |
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$material |
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); |
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} |
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|
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/** |
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* Convert file size to human-readable format. |
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* |
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* @param int $file_size File size in bytes. |
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* |
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* @return string |
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*/ |
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public static function convert_kb( int $file_size ): string { |
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// Convert bytes to kilobytes |
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$file_size = $file_size / 1024; |
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|
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if ( $file_size < 1024 ) { |
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return round( $file_size, 2 ) . 'KB'; |
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} elseif ( $file_size < 1048576 ) { |
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return round( $file_size / 1024, 2 ) . 'MB'; |
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} else { |
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return round( $file_size / 1048576, 2 ) . 'GB'; |
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} |
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} |
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|
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/** |
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* Generate HTML for file link. |
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* |
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* @param object $material Material object. |
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* |
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* @return string |
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*/ |
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public static function html_file_link( $material ): string { |
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$file_path = $material->file_path ?? ''; |
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if ( empty( $file_path ) ) { |
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return ''; |
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} |
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|
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$file_url = $file_path; |
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if ( $material->method === 'upload' ) { |
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$file_url = wp_upload_dir()['baseurl'] . $file_path; |
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} |
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|
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$enable_nofollow = LP_Settings::instance()->get_option( 'material_url_nofollow', 'yes' ); |
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$rel = ''; |
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if ( $enable_nofollow == 'yes' && $material->method == 'external' ) { |
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$rel = 'nofollow'; |
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} |
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|
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return apply_filters( |
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'learn-press/course-material/file-link', |
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sprintf( |
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'<td class="lp-material-file-link"> |
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<a href="%s" target="_blank" rel="%s"> |
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<i class="lp-icon-file-download btn-download-material"></i> |
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</a> |
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</td>', |
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esc_url_raw( $file_url ), |
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$rel |
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) |
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); |
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} |
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|
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/** |
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* Generate HTML for load more button. |
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* |
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* @param array $args Arguments containing pagination info. |
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* |
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* @return string |
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*/ |
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public static function html_load_more_btn( array $args = [] ): string { |
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$paged = $args['paged'] ?? 1; |
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$total_pages = $args['total_pages'] ?? 1; |
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|
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if ( $paged >= $total_pages ) { |
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return ''; |
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} |
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|
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return apply_filters( |
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'learn-press/course-material/btn-load-more', |
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sprintf( |
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'<div class="lp-loadmore-material"> |
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<button class="lp-btn lp-loadmore-material"> |
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%s |
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</button> |
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</div>', |
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esc_html__( 'Load More', 'learnpress' ) |
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) |
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); |
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} |
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} |
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|
