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<?php /** * LearnDash Post Edit Abstract Class. * * @package LearnDash * @subpackage admin / if ( ! class_exists( 'Learndash_Admin_Post_Edit' ) ) { /* * Absract for LearnDash Post Edit Pages. / abstract class Learndash_Admin_Post_Edit { /* * Post ID being edited. * * @var integer $post_id; / protected $post_id = 0; /* * Post type supported by this class. * * @var string $post_type Post Type. / protected $post_type; /* * Common array set to contain the metaboxes shown on the post edit screen. * * @var array $_metaboxes; / protected $_metaboxes = array(); /* * Public constructor for class. / public function __construct() { // Hook into the on-load action for our post_type editor. add_action( 'load-post.php', array( $this, 'on_load' ) ); add_action( 'load-post-new.php', array( $this, 'on_load' ) ); add_action( 'save_post', array( $this, 'save_post' ), 50, 3 ); add_filter( 'wp_insert_post_parent', array( $this, 'filter_post_parent' ), 30, 4 ); add_filter( 'enter_title_here', array( $this, 'gutenberg_placeholder_enter_title_here' ), 30, 2 ); add_filter( 'write_your_story', array( $this, 'gutenberg_placeholder_write_your_story' ), 30, 2 ); add_action( 'edit_form_top', array( $this, 'edit_form_top' ), 30, 1 ); add_filter( 'redirect_post_location', array( $this, 'redirect_post_location' ), 30, 2 ); } /* * Common function to check if we are editing a correct post type. * * @since 2.6.0 * @param mixed $edit_post WP_Post object or post type string. * @return boolean true is correct, else false. / protected function post_type_check( $edit_post = null ) { global $typenow; if ( ! empty( $edit_post ) ) { if ( ( is_a( $edit_post, 'WP_Post' ) ) && ( $this->post_type === $edit_post->post_type ) ) { return true; } elseif ( ( is_string( $edit_post ) ) && ( $this->post_type === $edit_post ) ) { return true; } } elseif ( ( ! empty( $typenow ) ) && ( $typenow === $this->post_type ) ) { return true; } return false; } /* * On Load handler function for this post type edit. * This function is called by a WP action when the admin * page 'post.php' or 'post-new.php' are loaded. / public function on_load() { global $sfwd_lms; global $learndash_assets_loaded; if ( $this->post_type_check() ) { $this->_metaboxes = apply_filters( 'learndash_post_settings_metaboxes_init_' . $this->post_type, $this->_metaboxes ); if ( ( isset( $_GET['post'] ) ) && ( ! empty( $_GET['post'] ) ) ) { $this->post_id = absint( $_GET['post'] ); } if ( ( ! empty( $this->_metaboxes ) ) && ( ! empty( $this->post_id ) ) ) { $sfwd_lms_instance_fields = $sfwd_lms->get_post_args_section( $this->post_type, 'fields' ); if ( ( is_array( $sfwd_lms_instance_fields ) ) && ( ! empty( $sfwd_lms_instance_fields ) ) ) { foreach ( $this->_metaboxes as $_metaboxes_instance ) { $sfwd_lms_instance_fields = $_metaboxes_instance->check_legacy_metabox_fields( $sfwd_lms_instance_fields ); } } if ( empty( $sfwd_lms_instance_fields ) ) { global $wp_meta_boxes; if ( isset( $wp_meta_boxes[ $this->post_type ] ) ) { foreach ( $wp_meta_boxes[ $this->post_type ] as &$m_sections ) { if ( ! empty( $m_sections ) ) { foreach ( $m_sections as $m_priority => &$m_boxes ) { if ( isset( $m_boxes[ $this->post_type ] ) ) { unset( $m_boxes[ $this->post_type ] ); } } } } } } else { $screen = get_current_screen(); global $learndash_metaboxes; if ( ! isset( $learndash_metaboxes[ $screen->id ] ) ) { $learndash_metaboxes[ $screen->id ] = array(); } $learndash_metaboxes[ $screen->id ][ $screen->id ] = $screen->id; } } if ( ! isset( $learndash_assets_loaded['styles']['learndash-admin-binary-selector-script'] ) ) { wp_enqueue_script( 'learndash-admin-binary-selector-script', LEARNDASH_LMS_PLUGIN_URL . 'assets/js/learndash-admin-binary-selector' . leardash_min_asset() . '.js', array( 'jquery' ), LEARNDASH_SCRIPT_VERSION_TOKEN, true ); $learndash_assets_loaded['styles']['learndash-admin-binary-selector-script'] = __FUNCTION__; } if ( ! isset( $learndash_assets_loaded['styles']['learndash-admin-binary-selector-style'] ) ) { wp_enqueue_style( 'learndash-admin-binary-selector-style', LEARNDASH_LMS_PLUGIN_URL . 'assets/css/learndash-admin-binary-selector' . leardash_min_asset() . '.css', array(), LEARNDASH_SCRIPT_VERSION_TOKEN ); wp_style_add_data( 'learndash-admin-binary-selector-style', 'rtl', 'replace' ); $learndash_assets_loaded['styles']['learndash-admin-binary-selector-style'] = __FUNCTION__; } learndash_admin_settings_page_assets(); if ( ! isset( $learndash_assets_loaded['styles']['learndash-admin-style'] ) ) { wp_enqueue_style( 'learndash-admin-style', LEARNDASH_LMS_PLUGIN_URL . 'assets/css/learndash-admin-style' . leardash_min_asset() . '.css', array(), LEARNDASH_SCRIPT_VERSION_TOKEN ); wp_style_add_data( 'learndash-admin-style', 'rtl', 'replace' ); $learndash_assets_loaded['styles']['learndash-admin-style'] = __FUNCTION__; } $filepath = SFWD_LMS::get_template( 'learndash_pager.css', null, null, true ); if ( ( ! empty( $filepath ) ) && ( ! isset( $learndash_assets_loaded['styles']['learndash_pager_css'] ) ) ) { wp_enqueue_style( 'learndash_pager_css', learndash_template_url_from_path( $filepath ), array(), LEARNDASH_SCRIPT_VERSION_TOKEN ); wp_style_add_data( 'learndash_pager_css', 'rtl', 'replace' ); $learndash_assets_loaded['styles']['learndash_pager_css'] = __FUNCTION__; } $filepath = SFWD_LMS::get_template( 'learndash_pager.js', null, null, true ); if ( ( ! empty( $filepath ) ) && ( ! isset( $learndash_assets_loaded['scripts']['learndash_pager_js'] ) ) ) { wp_enqueue_script( 'learndash_pager_js', learndash_template_url_from_path( $filepath ), array( 'jquery' ), LEARNDASH_SCRIPT_VERSION_TOKEN, true ); $learndash_assets_loaded['scripts']['learndash_pager_js'] = __FUNCTION__; } if ( isset( $_GET['ld_reset_metaboxes'] ) ) { delete_user_meta( get_current_user_id(), 'closedpostboxes_' . $this->post_type ); delete_user_meta( get_current_user_id(), 'metaboxhidden_' . $this->post_type ); delete_user_meta( get_current_user_id(), 'meta-box-order_' . $this->post_type ); } // Add Metabox and hook for saving post metabox. add_action( 'add_meta_boxes', array( $this, 'add_metaboxes' ), 30, 2 ); } } /* * Check superglobal data. * * @since 2.6.0 * @param mixed $data Array data or null. * @return array filtered data. / protected function clear_request_data( $data = null ) { if ( null !== $data ) { $data = stripslashes_deep( $data ); } return $data; } /* * Called from WP at the start of the post edit <form> tag. Allows us * to inject needed support fields. * * @since 3.0 * @param object $post WP Post object instance being edited. / public function edit_form_top( $post ) { if ( $this->post_type_check() ) { $current_tab = ''; if ( isset( $_GET['currentTab'] ) ) { $current_tab = esc_attr( $_GET['currentTab'] ); } echo '<input type="hidden" id="ld_post_edit_current_tab" name="ld_post_edit_current_tab" value="' . $current_tab . '" />'; } } /* * Called from WP when saving a post edit form. This filter allows us * to interject a 'currentTab' query string variable. * * @since 3.0 * @param string $location URL to redirect to after edit post processing. * @param integer $post_id Post ID of item being edited. * @return string $location URL. / public function redirect_post_location( $location = '', $post_id = 0 ) { if ( ( ! empty( $location ) ) && ( ! empty( $post_id ) ) ) { $post_type = get_post_type( $post_id ); if ( $this->post_type_check( $post_type ) ) { if ( ( isset( $_POST['ld_post_edit_current_tab'] ) ) && ( ! empty( $_POST['ld_post_edit_current_tab'] ) ) ) { $current_tab = esc_attr( $_POST['ld_post_edit_current_tab'] ); $location = add_query_arg( 'currentTab', $current_tab, $location ); } } return $location; } } /* * Override Gutenberg placeholder title shown when adding new post. * * @since 2.6.0 * @param string $placeholder_title Placeholder title to be shown. Default is 'Add title'. * @param object $post WP_Post instance of post_type being added. * @return string $placeholder_title. / public function gutenberg_placeholder_enter_title_here( $placeholder_title = '', $post = null ) { if ( $this->post_type_check( $post ) ) { $post_type_object = get_post_type_object( $post->post_type ); $placeholder_title = sprintf( // translators: placeholders: Post Type singular label. esc_html_x( 'Add %s title', 'placeholders: Post Type singular label', 'learndash' ), $post_type_object->labels->singular_name ); } // Always return $placeholder_text. return $placeholder_title; } /* * Override Gutenberg placeholder text shown when adding new post. * * @since 2.6.0 * @param string $placeholder_text Placeholder text to be shown. Default is 'Write your story'. * @param object $post WP_Post instance of post_type being added. * @return string $placeholder_text. / public function gutenberg_placeholder_write_your_story( $placeholder_text = ' ', $post = null ) { if ( $this->post_type_check( $post ) ) { $post_type_object = get_post_type_object( $post->post_type ); $placeholder_text = sprintf( // translators: placeholders: Post Type singular label. esc_html_x( 'Add %s content.', 'placeholders: Post Type singular label', 'learndash' ), $post_type_object->labels->singular_name ); } // Always return $placeholder_text. return $placeholder_text; } /* * Save Question handler function. * * @since 2.6.0 * @param integer $post_id Post ID Question being edited. * @param object $post WP_Post Question being edited. * @param boolean $update If update true, else false. / public function save_post( $post_id = 0, $post = null, $update = false ) { if ( ! $this->post_type_check() ) { return false; } // If this is just a revision, don't send the email. if ( wp_is_post_revision( $post_id ) ) { return false; } if ( ! isset( $_POST['post_type'] ) ) { return false; } if ( $_POST['post_type'] !== $this->post_type ) { return false; } // Check permissions. if ( ! current_user_can( 'edit_courses', $post_id ) ) { return false; } // Clear the oEmbed post cache. $this->post_clear_oembed_cache( $post_id ); return true; } /* * Filter post_parent before update/insert. Ensure the post_parent fiel is zero for course post types. * @since 3.1 * @param integer $post_parent Post Parent post ID. * @param integer $post_id Post ID being edited. * @param array $new_postarr Array of updated POST fields to be saved. * @param array $postarr Array of previous POST fields to be saved. * @return integer $post_parent / public function filter_post_parent( $post_parent = 0, $post_id = 0, $new_postarr = array(), $postarr = array() ) { if ( $this->post_type_check() ) { $course_post_types = LDLMS_Post_Types::get_post_types( 'course' ); if ( ( ! empty( $course_post_types ) ) && ( in_array( $this->post_type, $course_post_types ) ) ) { $post_parent = 0; } } return $post_parent; } /* * Register metaboxes for Question edit. * * @since 2.6.0 * @param string $post_type Port Type being edited. / public function add_metaboxes( $post_type = '' ) { if ( $this->post_type_check( $post_type ) ) { // If we are showing a course or related 'step' we show the Assoc Content metabox. $course_post_types = LDLMS_Post_Types::get_post_types( 'course' ); if ( ( ! empty( $course_post_types ) ) && ( in_array( $this->post_type, $course_post_types ) ) ) { add_meta_box( 'learndash_course_navigation_admin_meta', esc_html__( 'Associated Content', 'learndash' ), 'learndash_course_navigation_admin_box_content', $this->post_type, 'side', 'high' ); } if ( ( true === is_data_upgrade_quiz_questions_updated() ) && ( LearnDash_Settings_Section::get_section_setting( 'LearnDash_Settings_Quizzes_Builder', 'enabled' ) === 'yes' ) ) { // If we are showing a Quiz or Question we show the Quiz Questions metabox. $quiz_post_types = LDLMS_Post_Types::get_post_types( 'quiz' ); if ( ( ! empty( $quiz_post_types ) ) && ( in_array( $this->post_type, $quiz_post_types ) ) ) { add_meta_box( 'learndash_admin_quiz_navigation', sprintf( // translators: placeholders: Quiz, Questions. esc_html_x( '%1$s %2$s %3$s', 'placeholders: Quiz, Questions', 'learndash' ), LearnDash_Custom_Label::get_label( 'quiz' ), LearnDash_Custom_Label::get_label( 'questions' ), '<span class="questions-count"></span>' ), 'learndash_quiz_navigation_admin_box_content', $this->post_type, 'side', 'high' ); } } } } /* * Clear the Post oEmbed cache. * * This is mostly needed for Lessons and Topics when * using the Video Progression logic. But we are * supporting this on all LD post types. * * @since 3.1.4 * @param integer $post_id ID of Post to clear cache for. */ public function post_clear_oembed_cache( $post_id = 0 ) { if ( ! empty( $post_id ) ) { $wp_embed = new WP_Embed(); $wp_embed->delete_oembed_caches( $post_id ); } } // End of functions. } } // Incldue the LearnDash table listing files here. require_once LEARNDASH_LMS_PLUGIN_DIR . 'includes/admin/classes-posts-edits/class-learndash-admin-course-edit.php'; require_once LEARNDASH_LMS_PLUGIN_DIR . 'includes/admin/classes-posts-edits/class-learndash-admin-lesson-edit.php'; require_once LEARNDASH_LMS_PLUGIN_DIR . 'includes/admin/classes-posts-edits/class-learndash-admin-topic-edit.php'; require_once LEARNDASH_LMS_PLUGIN_DIR . 'includes/admin/classes-posts-edits/class-learndash-admin-quiz-edit.php'; require_once LEARNDASH_LMS_PLUGIN_DIR . 'includes/admin/classes-posts-edits/class-learndash-admin-question-edit.php';

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