LLMS_Meta_Box_Course_Options

LLMS_Meta_Box_Course_Options class


Source Source

File: includes/admin/post-types/meta-boxes/class.llms.meta.box.course.options.php

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* @since 3.36.0 Allow some fields to store values with quotes.
 */
class LLMS_Meta_Box_Course_Options extends LLMS_Admin_Metabox {
 
    /**
     * Configure the metabox settings
     *
     * @return void
     * @since  3.0.0
     */
    public function configure() {
 
        $this->id       = 'lifterlms-course-options';
        $this->title    = __( 'Course Options', 'lifterlms' );
        $this->screens  = 'course';
        $this->priority = 'high';
 
    }
 
    /**
     * Setup fields.
     *
     * @since 1.0.0
     * @since 3.36.0 Allow some fields to store values with quotes.
     * @since 7.1.3 Fixed condition for unsetting fields when using Gutenberg.
     *              Replaced outdated URLs to WordPress' documentation about the list of sites you can embed from.
     * @since 7.1.4 Fixed issue that prevented the correct saving of the course length when using the block editor.
     * @since 7.2.0 Add function exists check for `llms_blocks_is_post_migrated`.
     *
     * @return array
     */
    public function get_fields() {
 
        global $post;
 
        $course = new LLMS_Course( $this->post );
 
        $course_tracks_options = get_terms( 'course_track', 'hide_empty=0' );
        $course_tracks         = array();
        foreach ( (array) $course_tracks_options as $term ) {
            $course_tracks[] = array(
                'key'   => $term->term_id,
                'title' => $term->name,
            );
        }
 
        // Setup course difficulty select options.
        $difficulty_terms   = get_terms( 'course_difficulty', 'hide_empty=0' );
        $difficulty_options = array();
        foreach ( $difficulty_terms as $term ) {
            $difficulty_options[] = array(
                'key'   => $term->slug,
                'title' => $term->name,
            );
        }
 
        $sales_page_content_type = 'none';
        if ( $post && 'auto-draft' !== $post->post_status && $post->post_excerpt ) {
            $sales_page_content_type = 'content';
        }
 
        $fields = array(
            array(
                'title'  => __( 'Sales Page', 'lifterlms' ),
                'fields' => array(
                    array(
                        'allow_null'    => false,
                        'class'         => 'llms-select2',
                        'desc'          => __( 'Customize the content displayed to visitors and students who are not enrolled in the course.', 'lifterlms' ),
                        'desc_class'    => 'd-3of4 t-3of4 m-1of2',
                        'default'       => $sales_page_content_type,
                        'id'            => $this->prefix . 'sales_page_content_type',
                        'is_controller' => true,
                        'label'         => __( 'Sales Page Content', 'lifterlms' ),
                        'type'          => 'select',
                        'value'         => llms_get_sales_page_types(),
                    ),
                    array(
                        'controller'       => '#' . $this->prefix . 'sales_page_content_type',
                        'controller_value' => 'content',
                        'desc'             => __( 'This content will only be shown to visitors who are not enrolled in this course.', 'lifterlms' ),
                        'id'               => '',
                        'label'            => __( 'Sales Page Custom Content', 'lifterlms' ),
                        'type'             => 'post-excerpt',
                    ),
                    array(
                        'controller'       => '#' . $this->prefix . 'sales_page_content_type',
                        'controller_value' => 'page',
                        'data_attributes'  => array(
                            'post-type'   => 'page',
                            'placeholder' => __( 'Select a page', 'lifterlms' ),
                        ),
                        'class'            => 'llms-select2-post',
                        'id'               => $this->prefix . 'sales_page_content_page_id',
                        'type'             => 'select',
                        'label'            => __( 'Select a Page', 'lifterlms' ),
                        'value'            => $course->get( 'sales_page_content_page_id' ) ? llms_make_select2_post_array( array( $course->get( 'sales_page_content_page_id' ) ) ) : array(),
                    ),
                    array(
                        'controller'       => '#' . $this->prefix . 'sales_page_content_type',
                        'controller_value' => 'url',
                        'type'             => 'text',
                        'label'            => __( 'Sales Page Redirect URL', 'lifterlms' ),
                        'id'               => $this->prefix . 'sales_page_content_url',
                        'class'            => 'input-full',
                        'value'            => '',
                        'desc_class'       => 'd-all',
                        'group'            => 'top',
                    ),
 
                ),
            ),
            array(
                'title'  => __( 'General', 'lifterlms' ),
                'fields' => array(
                    array(
                        'type'       => 'text',
                        'label'      => __( 'Course Length', 'lifterlms' ),
                        'desc'       => __( 'Enter a description of the estimated length. IE: 3 days', 'lifterlms' ),
                        'id'         => $this->prefix . 'length',
                        'class'      => 'input-full',
                        'value'      => '',
                        'desc_class' => 'd-all',
                        'group'      => 'top',
                    ),
                    array(
                        'class'      => 'llms-select2',
                        'id'         => $this->prefix . 'post_course_difficulty',
                        'desc'       => sprintf( __( 'Choose a course difficulty level. New difficulties can be added via %1$sCourses -> Difficulties%2$s.', 'lifterlms' ), '<a href="' . admin_url( 'edit-tags.php?taxonomy=course_difficulty&post_type=course' ) . '">', '</a>' ),
                        'desc_class' => 'd-all',
                        'group'      => 'bottom',
                        'label'      => __( 'Course Difficulty Category', 'lifterlms' ),
                        'selected'   => $course->get_difficulty( 'slug' ),
                        'type'       => 'select',
                        'value'      => $difficulty_options,
                    ),
                    array(
                        'type'  => 'text',
                        'label' => __( 'Featured Video', 'lifterlms' ),
                        'desc'  => sprintf( __( 'Paste the url for a Wistia, Vimeo or Youtube video or a hosted video file. For a full list of supported providers see %s.', 'lifterlms' ), '<a href="https://wordpress.org/documentation/article/embeds/#list-of-sites-you-can-embed-from" target="_blank">WordPress oEmbeds</a>' ),
                        'id'    => $this->prefix . 'video_embed',
                        'class' => 'code input-full',
                    ),
                    array(
                        'desc'       => __( 'When enabled, the featured video will be displayed on the course tile in addition to the course page.', 'lifterlms' ),
                        'desc_class' => 'd-3of4 t-3of4 m-1of2',
                        'id'         => $this->prefix . 'tile_featured_video',
                        'label'      => __( 'Display Featured Video on Course Tile', 'lifterlms' ),
                        'type'       => 'checkbox',
                        'value'      => 'yes',
                    ),
                    array(
                        'type'  => 'text',
                        'label' => __( 'Featured Audio', 'lifterlms' ),
                        'desc'  => sprintf( __( 'Paste the url for a SoundCloud or Spotify song or a hosted audio file. For a full list of supported providers see %s.', 'lifterlms' ), '<a href="https://wordpress.org/documentation/article/embeds/#list-of-sites-you-can-embed-from" target="_blank">WordPress oEmbeds</a>' ),
                        'id'    => $this->prefix . 'audio_embed',
                        'class' => 'code input-full',
                    ),
                ),
            ),
            array(
                'title'  => __( 'Restrictions', 'lifterlms' ),
                'fields' => array(
 
                    array(
                        'class'   => 'input-full',
                        'default' => __( 'You must enroll in this course to access course content.', 'lifterlms' ),
                        'desc'    => __( 'This message will be displayed when non-enrolled visitors attempt to access course content directly without enrolling first', 'lifterlms' ),
                        'id'      => $this->prefix . 'content_restricted_message',
                        'label'   => __( 'Content Restricted Message', 'lifterlms' ),
                        'type'    => 'text',
                    ),
 
                    array(
                        'type'          => 'checkbox',
                        'label'         => __( 'Enable Enrollment Period', 'lifterlms' ),
                        'desc'          => __( 'Set registration start and end dates for this course', 'lifterlms' ),
                        'desc_class'    => 'd-3of4 t-3of4 m-1of2',
                        'id'            => $this->prefix . 'enrollment_period',
                        'is_controller' => true,
                        'value'         => 'yes',
                    ),
                    array(
                        'class'            => 'llms-datepicker input-full',
                        'controller'       => '#' . $this->prefix . 'enrollment_period',
                        'controller_value' => 'yes',
                        'desc'             => __( 'Registration opens on this date.', 'lifterlms' ),
                        'desc_class'       => 'd-all',
                        'id'               => $this->prefix . 'enrollment_start_date',
                        'label'            => __( 'Enrollment Start Date', 'lifterlms' ),
                        'type'             => 'date',
                    ),
                    array(
                        'class'            => 'llms-datepicker input-full',
                        'controller'       => '#' . $this->prefix . 'enrollment_period',
                        'controller_value' => 'yes',
                        'desc'             => __( 'Registration closes on this date.', 'lifterlms' ),
                        'desc_class'       => 'd-all',
                        'id'               => $this->prefix . 'enrollment_end_date',
                        'label'            => __( 'Enrollment End Date', 'lifterlms' ),
                        'type'             => 'date',
                    ),
                    array(
                        'class'            => 'input-full',
                        'controller'       => '#' . $this->prefix . 'enrollment_period',
                        'controller_value' => 'yes',
                        'default'          => sprintf( __( 'Enrollment in this course opens on [lifterlms_course_info id="%d" key="enrollment_start_date"].', 'lifterlms' ), $this->post->ID ),
                        'desc'             => sprintf( __( 'This message will be displayed to non-enrolled visitors before the Enrollment Start Date. You may use shortcodes like [lifterlms_course_info id="%d" key="enrollment_start_date"] in this message.', 'lifterlms' ), $this->post->ID ),
                        'id'               => $this->prefix . 'enrollment_opens_message',
                        'label'            => __( 'Enrollment Opens Message', 'lifterlms' ),
                        'type'             => 'text',
                        'sanitize'         => 'shortcode',
                    ),
                    array(
                        'class'            => 'input-full',
                        'controller'       => '#' . $this->prefix . 'enrollment_period',
                        'controller_value' => 'yes',
                        'default'          => sprintf( __( 'Enrollment in this course closed on [lifterlms_course_info id="%d" key="enrollment_end_date"].', 'lifterlms' ), $this->post->ID ),
                        'desc'             => sprintf( __( 'This message will be displayed to non-enrolled visitors once the Enrollment End Date has passed. You may use shortcodes like [lifterlms_course_info id="%d" key="enrollment_end_date"] in this message.', 'lifterlms' ), $this->post->ID ),
                        'id'               => $this->prefix . 'enrollment_closed_message',
                        'label'            => __( 'Enrollment Closed Message', 'lifterlms' ),
                        'type'             => 'text',
                        'sanitize'         => 'shortcode',
                    ),
 
                    array(
                        'type'          => 'checkbox',
                        'label'         => __( 'Enable Course Time Period', 'lifterlms' ),
                        'desc'          => __( 'Set start and end dates for this course. Content can only be viewed and completed within the selected range.', 'lifterlms' ),
                        'desc_class'    => 'd-3of4 t-3of4 m-1of2',
                        'id'            => $this->prefix . 'time_period',
                        'is_controller' => true,
                        'value'         => 'yes',
                    ),
                    array(
                        'class'            => 'llms-datepicker input-full',
                        'controller'       => '#' . $this->prefix . 'time_period',
                        'controller_value' => 'yes',
                        'desc_class'       => 'd-all',
                        'id'               => $this->prefix . 'start_date',
                        'label'            => __( 'Course Start Date', 'lifterlms' ),
                        'type'             => 'date',
                    ),
                    array(
                        'class'            => 'llms-datepicker input-full',
                        'controller'       => '#' . $this->prefix . 'time_period',
                        'controller_value' => 'yes',
                        'desc_class'       => 'd-all',
                        'id'               => $this->prefix . 'end_date',
                        'label'            => __( 'Course End Date', 'lifterlms' ),
                        'type'             => 'date',
                    ),
                    array(
                        'class'            => 'input-full',
                        'controller'       => '#' . $this->prefix . 'time_period',
                        'controller_value' => 'yes',
                        'default'          => sprintf( __( 'This course opens on [lifterlms_course_info id="%d" key="start_date"].', 'lifterlms' ), $this->post->ID ),
                        'desc'             => sprintf( __( 'This message will be displayed to non-enrolled visitors before the Course Start Date. You may use shortcodes like [lifterlms_course_info id="%d" key="start_date"] in this message.', 'lifterlms' ), $this->post->ID ),
                        'id'               => $this->prefix . 'course_opens_message',
                        'label'            => __( 'Course Opens Message', 'lifterlms' ),
                        'type'             => 'text',
                        'sanitize'         => 'shortcode',
                    ),
                    array(
                        'class'            => 'input-full',
                        'controller'       => '#' . $this->prefix . 'time_period',
                        'controller_value' => 'yes',
                        'default'          => sprintf( __( 'This course closed on [lifterlms_course_info id="%d" key="end_date"].', 'lifterlms' ), $this->post->ID ),
                        'desc'             => sprintf( __( 'This message will be displayed to non-enrolled visitors once the Course End Date has passed. You may use shortcodes like [lifterlms_course_info id="%d" key="end_date"] in this message.', 'lifterlms' ), $this->post->ID ),
                        'id'               => $this->prefix . 'course_closed_message',
                        'label'            => __( 'Course Closed Message', 'lifterlms' ),
                        'type'             => 'text',
                        'sanitize'         => 'shortcode',
                    ),
 
                    array(
                        'is_controller' => true,
                        'type'          => 'checkbox',
                        'label'         => __( 'Enable Prerequisite', 'lifterlms' ),
                        'desc'          => __( 'Enable to choose a prerequisite course or course track', 'lifterlms' ),
                        'id'            => $this->prefix . 'has_prerequisite',
                        'class'         => '',
                        'value'         => 'yes',
                        'desc_class'    => 'd-3of4 t-3of4 m-1of2',
                    ),
                    array(
                        'controller'       => '#' . $this->prefix . 'has_prerequisite',
                        'controller_value' => 'yes',
                        'data_attributes'  => array(
                            'post-type'   => 'course',
                            'allow-clear' => true,
                            'placeholder' => __( 'Select a course', 'lifterlms' ),
                        ),
                        'class'            => 'llms-select2-post',
                        'desc'             => __( 'Select a prerequisite course. Students must have completed the selected course before they can view or complete content in this course.', 'lifterlms' ),
                        'id'               => $this->prefix . 'prerequisite',
                        'type'             => 'select',
                        'label'            => __( 'Choose Prerequisite Course', 'lifterlms' ),
                        'value'            => llms_make_select2_post_array( array( $course->get( 'prerequisite' ) ) ),
                    ),
                    array(
                        'class'            => 'llms-select2',
                        'controller'       => '#' . $this->prefix . 'has_prerequisite',
                        'controller_value' => 'yes',
                        'desc'             => __( 'Select the prerequisite course track. Students must have completed the select track before they can view or complete content in this course.', 'lifterlms' ),
                        'desc_class'       => 'd-all',
                        'id'               => $this->prefix . 'prerequisite_track',
                        'type'             => 'select',
                        'label'            => __( 'Choose Prerequisite Course Track', 'lifterlms' ),
                        'value'            => $course_tracks,
                    ),
 
                    array(
                        'is_controller' => true,
                        'type'          => 'checkbox',
                        'label'         => __( 'Enable Course Capacity', 'lifterlms' ),
                        'desc'          => __( 'Limit the number of users that can enroll in this course.', 'lifterlms' ),
                        'id'            => $this->prefix . 'enable_capacity',
                        'class'         => '',
                        'value'         => 'yes',
                        'desc_class'    => 'd-3of4 t-3of4 m-1of2',
                    ),
                    array(
                        'class'            => 'input-full',
                        'controller'       => '#' . $this->prefix . 'enable_capacity',
                        'controller_value' => 'yes',
                        'desc_class'       => 'd-all',
                        'id'               => $this->prefix . 'capacity',
                        'type'             => 'number',
                        'label'            => __( 'Course Capacity', 'lifterlms' ),
                    ),
                    array(
                        'class'            => 'input-full',
                        'controller'       => '#' . $this->prefix . 'enable_capacity',
                        'controller_value' => 'yes',
                        'default'          => __( 'Enrollment has closed because the maximum number of allowed students has been reached.', 'lifterlms' ),
                        'desc'             => __( 'This message will be displayed to non-enrolled visitors once the Course Capacity has been reached. ', 'lifterlms' ),
                        'id'               => $this->prefix . 'capacity_message',
                        'label'            => __( 'Capacity Reached Message', 'lifterlms' ),
                        'type'             => 'text',
                    ),
                ),
            ),
        );
 
        $current_screen = get_current_screen();
        $is_gutenberg   = is_object( $current_screen ) && method_exists( $current_screen, 'is_block_editor' ) && $current_screen->is_block_editor();
 
        /**
         * Remove length and difficulty fields if
         * - the course is a new post and the editor is Gutenberg.
         * or
         * - the course is migrated to blocks used in the Gutenberg editor.
         */
        if (
            ( $is_gutenberg && 'auto-draft' === get_post_status( $this->post->ID ) ) ||
            function_exists( 'llms_blocks_is_post_migrated' ) && llms_blocks_is_post_migrated( $this->post->ID )
        ) {
            unset( $fields[1]['fields'][0] ); // length.
            unset( $fields[1]['fields'][1] ); // difficulty.
        }
 
        return $fields;
 
    }
 
    /**
     * Update course difficulty on save
     *
     * @since 3.0.0
     * @since 3.26.3 Only save when using the classic editor.
     * @since 3.35.0 Verify nonces and sanitize `$_POST` data.
     * @since 5.9.0 Stop using deprecated `FILTER_SANITIZE_STRING`.
     *
     * @param int $post_id  WP Post ID of the course


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Changelog Changelog

Changelog
Version Description
3.36.0 Allow some fields to store values with quotes.
3.35.0 Verify nonces and sanitize $_POST data.
1.0.0 Introduced.

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