Your IP : 216.73.216.138
<?php
/**
* Class to extend LDLMS_Model_Post to LDLMS_Model_Lesson.
*
* @since 2.5.0
* @package LearnDash\Lesson
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
if ( ( ! class_exists( 'LDLMS_Model_Lesson' ) ) && ( class_exists( 'LDLMS_Model_Post' ) ) ) {
/**
* Class for LearnDash Model Lesson.
*
* @since 3.2.0
* @uses LDLMS_Model_Post
*/
class LDLMS_Model_Lesson extends LDLMS_Model_Post {
/**
* Class constructor.
*
* @since 3.2.0
*
* @param int $lesson_id Lesson Post ID to load.
*
* return mixed instance of class or exception.
*/
public function __construct( $lesson_id = 0 ) {
$this->post_type = learndash_get_post_type_slug( 'lesson' );
$this->initialize( $lesson_id );
}
/**
* Initialize post.
*
* @since 3.2.0
*
* @param int $lesson_id Lesson Post ID to load.
*/
public function initialize( $lesson_id ) {
if ( ! empty( $lesson_id ) ) {
$lesson = get_post( $lesson_id );
if ( ( is_a( $lesson, 'WP_Post' ) ) && ( $lesson->post_type === $this->post_type ) ) {
$this->post_id = absint( $lesson_id );
$this->post = $lesson;
}
}
}
/**
* Checks if lesson is sample.
*
* @since 3.2.0
*
* @return boolean Returns true if the post is sample otherwise false.
*/
public function is_sample() {
$is_sample = false;
if ( empty( $this->post_id ) ) {
return $is_sample;
}
if ( learndash_get_setting( $this->post_id, 'sample_lesson' ) ) {
$is_sample = true;
}
/**
* Filters whether the lesson is a sample lesson or not.
*
* @param boolean $is_sample Whether the lesson is a sample lesson or not.
* @param WP_Post|array|null $post Post Object.
*/
return apply_filters( 'learndash_lesson_is_sample', $is_sample, $this->post );
}
}
}