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files >> //home/n170823s/public_html/nvq3electrician.com/wp-content/plugins/tutor/classes/Lesson.php
<?php /** * Manage Lesson * * @package Tutor * @author Themeum <support@themeum.com> * @link https://themeum.com * @since 1.0.0 */ namespace TUTOR; if ( ! defined( 'ABSPATH' ) ) { exit; } use Tutor\Models\LessonModel; /** * Lesson class * * @since 1.0.0 */ class Lesson extends Tutor_Base { /** * Register hooks * * @since 1.0.0 * * @return void */ public function __construct() { parent::__construct(); add_action( 'add_meta_boxes', array( $this, 'register_meta_box' ) ); add_action( 'save_post_' . $this->lesson_post_type, array( $this, 'save_lesson_meta' ) ); add_action( 'wp_ajax_tutor_load_edit_lesson_modal', array( $this, 'tutor_load_edit_lesson_modal' ) ); add_action( 'wp_ajax_tutor_modal_create_or_update_lesson', array( $this, 'tutor_modal_create_or_update_lesson' ) ); add_action( 'wp_ajax_tutor_delete_lesson_by_id', array( $this, 'tutor_delete_lesson_by_id' ) ); add_filter( 'get_sample_permalink', array( $this, 'change_lesson_permalink' ), 10, 2 ); add_action( 'admin_init', array( $this, 'flush_rewrite_rules' ) ); /** * Add Column */ add_filter( "manage_{$this->lesson_post_type}_posts_columns", array( $this, 'add_column' ), 10, 1 ); add_action( "manage_{$this->lesson_post_type}_posts_custom_column", array( $this, 'custom_lesson_column' ), 10, 2 ); /** * Frontend Action */ add_action( 'template_redirect', array( $this, 'mark_lesson_complete' ) ); add_action( 'wp_ajax_tutor_render_lesson_content', array( $this, 'tutor_render_lesson_content' ) ); /** * For public course access */ add_action( 'wp_ajax_nopriv_tutor_render_lesson_content', array( $this, 'tutor_render_lesson_content' ) ); /** * Autoplay next video * * @since 1.4.9 */ add_action( 'wp_ajax_autoload_next_course_content', array( $this, 'autoload_next_course_content' ) ); /** * Load next course item after click complete button * * @since 1.5.3 */ add_action( 'tutor_lesson_completed_after', array( $this, 'tutor_lesson_completed_after' ), 999 ); /** * Lesson comment & reply ajax handler * * @since 2.0.0 */ add_action( 'wp_ajax_tutor_single_course_lesson_load_more', array( $this, 'tutor_single_course_lesson_load_more' ) ); add_action( 'wp_ajax_tutor_create_lesson_comment', array( $this, 'tutor_single_course_lesson_load_more' ) ); add_action( 'wp_ajax_tutor_reply_lesson_comment', array( $this, 'reply_lesson_comment' ) ); } /** * Manage load more & comment create * * @since 2.0.6 * @return void send wp json data */ public function tutor_single_course_lesson_load_more() { tutor_utils()->checking_nonce(); $comment = Input::post( 'comment', '', Input::TYPE_KSES_POST ); if ( 'tutor_create_lesson_comment' === Input::post( 'action' ) && strlen( $comment ) > 0 ) { $comment_data = array( 'comment_content' => $comment, 'comment_post_ID' => Input::post( 'comment_post_ID', 0, Input::TYPE_INT ), 'comment_parent' => Input::post( 'comment_parent', 0, Input::TYPE_INT ), ); self::create_comment( $comment_data ); } ob_start(); tutor_load_template( 'single.lesson.comment' ); $html = ob_get_clean(); wp_send_json_success( array( 'html' => $html ) ); } /** * Registering metabox * * @since 1.0.0 * @return void */ public function register_meta_box() { $lesson_post_type = $this->lesson_post_type; tutor_meta_box_wrapper( 'tutor-course-select', __( 'Select Course', 'tutor' ), array( $this, 'lesson_metabox' ), $lesson_post_type, 'advanced', 'default', 'tutor-admin-post-meta' ); tutor_meta_box_wrapper( 'tutor-lesson-videos', __( 'Lesson Video', 'tutor' ), array( $this, 'lesson_video_metabox' ), $lesson_post_type, 'advanced', 'default', 'tutor-admin-post-meta' ); tutor_meta_box_wrapper( 'tutor-lesson-attachments', __( 'Attachments', 'tutor' ), array( $this, 'lesson_attachments_metabox' ), $lesson_post_type, 'advanced', 'default', 'tutor-admin-post-meta' ); } /** * Lesson metabox * * @since 1.0.0 * * @return void */ public function lesson_metabox() { include tutor()->path . 'views/metabox/lesson-metabox.php'; } /** * Video metabox * * @since 1.0.0 * * @return void */ public function lesson_video_metabox() { include tutor()->path . 'views/metabox/video-metabox.php'; } /** * Attachment metabox * * @since 1.0.0 * * @return void */ public function lesson_attachments_metabox() { include tutor()->path . 'views/metabox/lesson-attachments-metabox.php'; } /** * Saving lesson meta and assets * * @since 1.0.0 * * @param integer $post_ID post ID. * @return void */ public function save_lesson_meta( $post_ID ) { $video_source = sanitize_text_field( tutor_utils()->array_get( 'video.source', $_POST ) ); //phpcs:ignore if ( '-1' === $video_source ) { delete_post_meta( $post_ID, '_video' ); } elseif ( $video_source ) { // Sanitize data through helper method. $video = Input::sanitize_array( $_POST['video'] ?? array(), //phpcs:ignore array( 'source_external_url' => 'esc_url', 'source_embedded' => 'wp_kses_post', ), true ); update_post_meta( $post_ID, '_video', $video ); } // Attachments. $attachments = array(); // phpcs:disable WordPress.Security.NonceVerification.Missing if ( ! empty( $_POST['tutor_attachments'] ) ) { //phpcs:ignore -- data sanitized through helper method. $attachments = tutor_utils()->sanitize_array( wp_unslash( $_POST['tutor_attachments'] ) ); $attachments = array_unique( $attachments ); } /** * If !empty attachment then update meta else * delete meta key to prevent empty data in db * * @since 1.8.9 */ if ( ! empty( $attachments ) ) { update_post_meta( $post_ID, '_tutor_attachments', $attachments ); } else { delete_post_meta( $post_ID, '_tutor_attachments' ); } } /** * Load edit lesson modal * * @since 1.0.0 * * @return void */ public function tutor_load_edit_lesson_modal() { tutor_utils()->checking_nonce(); $lesson_id = Input::post( 'lesson_id', 0, Input::TYPE_INT ); $topic_id = Input::post( 'topic_id', 0, Input::TYPE_INT ); if ( ! tutor_utils()->can_user_manage( 'topic', $topic_id ) ) { wp_send_json_error( array( 'message' => __( 'Access Denied', 'tutor' ) ) ); } /** * If Lesson Not Exists, provide dummy */ $post_arr = array( 'ID' => 0, 'post_content' => '', 'post_type' => $this->lesson_post_type, 'post_title' => __( 'Draft Lesson', 'tutor' ), 'post_status' => 'publish', 'post_author' => get_current_user_id(), 'post_parent' => $topic_id, ); $post = $lesson_id ? get_post( $lesson_id ) : (object) $post_arr; ob_start(); include tutor()->path . 'views/modal/edit-lesson.php'; $output = ob_get_clean(); wp_send_json_success( array( 'output' => $output ) ); } /** * Load lesson modal for create or update lesson * * @since 1.0.0 * @since 1.5.1 updated * * @return void */ public function tutor_modal_create_or_update_lesson() { tutor_utils()->checking_nonce(); global $wpdb; /** * Allow iframe inside lesson content to support * embed video & other stuff * * @since 2.1.6 */ add_filter( 'wp_kses_allowed_html', Input::class . '::allow_iframe', 10, 2 ); $lesson_id = Input::post( 'lesson_id', 0, Input::TYPE_INT ); $topic_id = Input::post( 'current_topic_id', 0, Input::TYPE_INT ); $current_topic_id = $topic_id; $course_id = tutor_utils()->get_course_id_by( 'topic', $topic_id ); if ( ! tutor_utils()->can_user_manage( 'topic', $topic_id ) ) { wp_send_json_error( array( 'message' => __( 'Access Denied', 'tutor' ) ) ); } $title = Input::post( 'lesson_title' ); $_lesson_thumbnail_id = Input::post( '_lesson_thumbnail_id', 0, Input::TYPE_INT ); $lesson_content = Input::post( 'lesson_content', '', Input::TYPE_KSES_POST ); $is_html_active = Input::post( 'is_html_active' ) === 'true' ? true : false; $raw_html_content = Input::post( 'tutor_lesson_modal_editor', '', Input::TYPE_KSES_POST ); $post_content = $is_html_active ? $raw_html_content : $lesson_content; $lesson_data = array( 'post_type' => $this->lesson_post_type, 'post_title' => $title, 'post_name' => sanitize_title( $title ), 'post_content' => $post_content, 'post_status' => 'publish', 'comment_status' => 'open', 'post_author' => get_current_user_id(), 'post_parent' => $topic_id, ); if ( 0 === $lesson_id ) { $lesson_data['menu_order'] = tutor_utils()->get_next_course_content_order_id( $topic_id ); $lesson_id = wp_insert_post( $lesson_data ); if ( $lesson_id ) { do_action( 'tutor/lesson/created', $lesson_id ); } else { wp_send_json_error( array( 'message' => __( 'Couldn\'t create lesson.', 'tutor' ) ) ); } } else { $lesson_data['ID'] = $lesson_id; do_action( 'tutor/lesson_update/before', $lesson_id ); wp_update_post( $lesson_data ); if ( $_lesson_thumbnail_id ) { update_post_meta( $lesson_id, '_thumbnail_id', $_lesson_thumbnail_id ); } else { delete_post_meta( $lesson_id, '_thumbnail_id' ); } do_action( 'tutor/lesson_update/after', $lesson_id ); } ob_start(); include tutor()->path . 'views/metabox/course-contents.php'; $course_contents = ob_get_clean(); wp_send_json_success( array( 'course_contents' => $course_contents ) ); } /** * Delete Lesson from course builder by ID * * @since 1.0.0 * * @return void */ public function tutor_delete_lesson_by_id() { tutor_utils()->checking_nonce(); $lesson_id = Input::post( 'lesson_id', 0, Input::TYPE_INT ); if ( ! tutor_utils()->can_user_manage( 'lesson', $lesson_id ) ) { wp_send_json_error( array( 'message' => __( 'Access Denied', 'tutor' ) ) ); } wp_delete_post( $lesson_id, true ); wp_send_json_success(); } /** * Changed the URI based * * @since 1.0.0 * * @param string $uri URI. * @param integer $lesson_id lesson ID. * * @return string */ public function change_lesson_permalink( $uri, $lesson_id ) { $post = get_post( $lesson_id ); if ( $post && $post->post_type === $this->lesson_post_type ) { $uri_base = trailingslashit( site_url() ); $sample_course = 'sample-course'; $is_course = tutor_utils()->get_course_id_by( 'lesson', get_the_ID() ); if ( $is_course ) { $course = get_post( $is_course ); if ( $course ) { $sample_course = $course->post_name; } } $new_course_base = $uri_base . "course/{$sample_course}/lesson/%pagename%/"; $uri[0] = $new_course_base; } return $uri; } /** * Flash rewrite rules * * @since 1.0.0 * @return void */ public function flush_rewrite_rules() { $is_required_flush = get_option( 'required_rewrite_flush' ); if ( $is_required_flush ) { flush_rewrite_rules(); delete_option( 'required_rewrite_flush' ); } } /** * Add column to lesson HTML table * * @since 1.0.0 * * @param array $columns columns. * @return array */ public function add_column( $columns ) { $date_col = $columns['date']; unset( $columns['date'] ); $columns['course'] = __( 'Course', 'tutor' ); $columns['date'] = $date_col; return $columns; } /** * Add custom lesson column. * * @since 1.0.0 * * @param string $column column name. * @param integer $post_id post ID. * * @return mixed */ public function custom_lesson_column( $column, $post_id ) { if ( 'course' === $column ) { $course_id = tutor_utils()->get_course_id_by( 'lesson', $post_id ); if ( $course_id ) { echo wp_kses( '<a href="' . admin_url( 'post.php?post=' . $course_id . '&action=edit' ) . '">' . get_the_title( $course_id ) . '</a>', array( 'a' => array( 'href' => true ) ) ); } } } /** * Mark lesson completed * * @since 1.0.0 * * @return void */ public function mark_lesson_complete() { if ( 'tutor_complete_lesson' !== Input::post( 'tutor_action' ) ) { return; } // Checking nonce. tutor_utils()->checking_nonce(); $user_id = get_current_user_id(); // TODO: need to show view if not signed_in. if ( ! $user_id ) { die( esc_html__( 'Please Sign-In', 'tutor' ) ); } $lesson_id = Input::post( 'lesson_id', 0, Input::TYPE_INT ); if ( ! $lesson_id ) { return; } $validated = apply_filters( 'tutor_validate_lesson_complete', true, $user_id, $lesson_id ); if ( ! $validated ) { return; } do_action( 'tutor_lesson_completed_before', $lesson_id ); /** * Marking lesson at user meta, meta format, _tutor_completed_lesson_id_{id} and value = tutor_time(); */ LessonModel::mark_lesson_complete( $lesson_id ); do_action( 'tutor_lesson_completed_email_after', $lesson_id, $user_id ); do_action( 'tutor_lesson_completed_after', $lesson_id, $user_id ); } /** * Render the lesson content * * @since 1.0.0 * * @return void */ public function tutor_render_lesson_content() { tutor_utils()->checking_nonce(); $lesson_id = Input::post( 'lesson_id', 0, Input::TYPE_INT ); $ancestors = get_post_ancestors( $lesson_id ); $course_id = ! empty( $ancestors ) ? array_pop( $ancestors ) : $lesson_id; // Course must be public or current user must be enrolled to access this lesson. if ( get_post_meta( $course_id, '_tutor_is_public_course', true ) !== 'yes' && ! tutor_utils()->is_enrolled( $course_id ) ) { $is_admin = tutor_utils()->has_user_role( 'administrator' ); $allowed = $is_admin ? true : tutor_utils()->is_instructor_of_this_course( get_current_user_id(), $course_id ); if ( ! $allowed ) { http_response_code( 400 ); exit; } } ob_start(); global $post; $post = get_post( $lesson_id ); //phpcs:ignore WordPress.WP.GlobalVariablesOverride.Prohibited setup_postdata( $post ); tutor_lesson_content(); wp_reset_postdata(); $html = ob_get_clean(); wp_send_json_success( array( 'html' => $html ) ); } /** * Load next course item automatically * * @since 1.4.9 * * @return void */ public function autoload_next_course_content() { tutor_utils()->checking_nonce(); $post_id = Input::post( 'post_id', 0, Input::TYPE_INT ); $content_id = tutor_utils()->get_post_id( $post_id ); $contents = tutor_utils()->get_course_prev_next_contents_by_id( $content_id ); $autoload_course_content = (bool) get_tutor_option( 'autoload_next_course_content' ); $next_url = false; if ( $autoload_course_content ) { $next_url = get_the_permalink( $contents->next_id ); } wp_send_json_success( array( 'next_url' => $next_url ) ); } /** * Load next course item after click complete button * * @since 1.5.3 * * @param integer $content_id content ID. * @return void */ public function tutor_lesson_completed_after( $content_id ) { $contents = tutor_utils()->get_course_prev_next_contents_by_id( $content_id ); $autoload_course_content = (bool) get_tutor_option( 'autoload_next_course_content' ); if ( $autoload_course_content ) { wp_redirect( get_the_permalink( $contents->next_id ) ); } else { wp_redirect( get_the_permalink( $content_id ) ); } die(); } /** * Replay lesson comment * * @since 1.0.0 * * @return void|null */ public function reply_lesson_comment() { tutor_utils()->checking_nonce(); $comment = Input::post( 'comment', '', Input::TYPE_KSES_POST ); if ( 0 === strlen( $comment ) ) { wp_send_json_error(); return; } $comment_data = array( 'comment_content' => $comment, 'comment_post_ID' => Input::post( 'comment_post_ID', 0, Input::TYPE_INT ), 'comment_parent' => Input::post( 'comment_parent', 0, Input::TYPE_INT ), ); $comment_id = self::create_comment( $comment_data ); if ( false === $comment_id ) { wp_send_json_error(); return; } $reply = get_comment( $comment_id ); ob_start(); ?> <div class="tutor-comments-list tutor-child-comment tutor-mt-32" id="lesson-comment-<?php echo esc_attr( $reply->comment_ID ); ?>"> <div class="comment-avatar"> <img src="<?php echo esc_url( get_avatar_url( $reply->user_id ) ); ?>" alt=""> </div> <div class="tutor-single-comment"> <div class="tutor-actual-comment tutor-mb-12"> <div class="tutor-comment-author"> <span class="tutor-fs-6 tutor-fw-bold"> <?php echo esc_html( $reply->comment_author ); ?> </span> <span class="tutor-fs-7 tutor-ml-0 tutor-ml-sm-10"> <?php echo esc_html( human_time_diff( strtotime( $reply->comment_date ), tutor_time() ) . __( ' ago', 'tutor' ) ); ?> </span> </div> <div class="tutor-comment-text tutor-fs-6 tutor-mt-4"> <?php echo esc_html( $reply->comment_content ); ?> </div> </div> </div> </div> <?php $html = ob_get_clean(); wp_send_json_success( array( 'html' => $html ) ); } /** * Get comments * * @since 2.0.6 * @see Checkout arguments details: https://developer.wordpress.org/reference/classes/wp_comment_query/__construct/ * * @param array $args arguments. * @return mixed based on arguments */ public static function get_comments( array $args ) { $comments = get_comments( $args ); return $comments; } /** * Create comment * * @since 1.0.0 * * @param array $request request. * @return mixed comment id on success, false on failure */ public static function create_comment( array $request ) { $current_user = wp_get_current_user(); $default_data = array( 'comment_content' => '', 'comment_post_ID' => '', 'comment_parent' => '', 'user_id' => $current_user->ID, 'comment_author' => $current_user->user_login, 'comment_author_email' => $current_user->user_email, 'comment_author_url' => $current_user->user_url, 'comment_agent' => 'Tutor', ); $comment_data = wp_parse_args( $request, $default_data ); return wp_insert_comment( $comment_data ); } }
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