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<?php
/**
* LearnDash Import Courses CPT
*
* This file contains functions to handle import of the LearnDash CPT Course
*
* @package LearnDash\Import
* @since 1.0.0
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
if ( ( ! class_exists( 'LearnDash_Import_Course' ) ) && ( class_exists( 'LearnDash_Import_Post' ) ) ) {
/**
* Class to import courses.
*/
class LearnDash_Import_Course extends LearnDash_Import_Post {
/**
* Version
*
* @var string Version.
*/
private $version = '1.0';
/**
* Destination Post Type
*
* @var string $dest_post_type
*/
protected $dest_post_type = 'sfwd-courses';
/**
* Source Post Type
*
* @var string $source_post_type
*/
protected $source_post_type = 'sfwd-courses';
/**
* Destination Taxonomy
*
* @var string $dest_taxonomy
*/
protected $dest_taxonomy = 'ld_course_category';
/**
* Duplicate post
*
* @param integer $source_post_id Post ID to copy.
* @param boolean $force_copy Whether to force the copy. Default false.
*
* @return WP_Post
*/
public function duplicate_post( $source_post_id = 0, $force_copy = false ) {
$new_post = parent::duplicate_post( $source_post_id, $force_copy );
return $new_post;
}
/**
* Duplicate Post's taxonomies
*
* @param WP_Term $source_term WP_Term to duplicate.
* @param boolean $create_parents Whether to create parent taxonomies. Default false.
*
* @return WP_Term
*/
public function duplicate_post_tax_term( $source_term, $create_parents = false ) {
$new_term = parent::duplicate_post_tax_term( $source_term, $create_parents );
return $new_term;
}
/**
* Set post prerequisites
*
* Prerequisite only support by Courses. (well and quizzes)
* This function also enables course prerequisite
*
* @param int $dest_post_id Destination Post ID.
* @param int $prerequisite_post_id Prerequisite Post ID.
*/
public function set_post_prerequisite( $dest_post_id = 0, $prerequisite_post_id = 0 ) {
if ( ( ! empty( $dest_post_id ) ) && ( ! empty( $prerequisite_post_id ) ) ) {
$this->set_course_prerequisite_enabled( $dest_post_id, true );
$prerequisite_posts = learndash_get_course_prerequisite( $dest_post_id );
$prerequisite_posts[] = $prerequisite_post_id;
$this->set_course_prerequisite( $dest_post_id, $prerequisite_posts );
}
}
/**
* Enable Course Prerequisites
*
* @param int $course_id Course ID.
* @param bool $enabled Whether prerequisites are enabled. Default true.
*
* @return bool
*/
public function set_course_prerequisite_enabled( $course_id, $enabled = true ) {
if ( true === $enabled ) {
$enabled = 'on';
}
if ( 'on' != $enabled ) {
$enabled = '';
}
return learndash_update_setting( $course_id, 'course_prerequisite_enabled', $enabled );
}
/**
* Set Course Prerequisites
*
* @param int $course_id Course ID.
* @param array $course_prerequisites Array of course prerequisites.
*
* @return bool
*/
public function set_course_prerequisite( $course_id = 0, $course_prerequisites = array() ) {
if ( ! empty( $course_id ) ) {
if ( ( ! empty( $course_prerequisites ) ) && ( is_array( $course_prerequisites ) ) ) {
$course_prerequisites = array_unique( $course_prerequisites );
}
return learndash_update_setting( $course_id, 'course_prerequisite', (array) $course_prerequisites );
}
return false;
}
/**
* Enroll User
*
* @param int $user_id User ID.
* @param int $course_id Course ID.
* @param int $enroll_timestamp_gmt Enrollment time stamp.
*/
public function enroll_user( $user_id = 0, $course_id = 0, $enroll_timestamp_gmt = 0 ) {
if ( ( ! empty( $user_id ) ) && ( ! empty( $course_id ) ) ) {
if ( empty( $enroll_timestamp_gmt ) ) {
$enroll_timestamp_gmt = time();
}
$user_course_access_time = get_user_meta( $user_id, 'course_' . $course_id . '_access_from', true );
if ( empty( $user_course_access_time ) ) {
update_user_meta( $user_id, 'course_' . $course_id . '_access_from', $enroll_timestamp_gmt );
}
}
}
/**
* Add user progress
*
* @param int $user_id User ID.
* @param int $course_id Course ID.
* @param array $args Array of arguments.
* @param bool $force Whether to force the update. Default false.
*/
public function add_user_progress( $user_id = 0, $course_id = 0, $args = array(), $force = false ) {
if ( ( ! empty( $user_id ) ) && ( ! empty( $course_id ) ) ) {
$user_id = intval( $user_id );
$course_id = intval( $course_id );
$user = get_user_by( 'ID', $user_id );
if ( is_a( $user, 'WP_User' ) ) {
$user_course_meta = get_user_meta( $user_id, '_sfwd-course_progress', true );
if ( ( false === $user_course_meta ) || ( ! is_array( $user_course_meta ) ) ) {
$user_course_meta = array();
}
$_changed = false;
if ( ! isset( $user_course_meta[ $course_id ] ) ) {
$user_course_meta[ $course_id ] = array();
$_changed = true;
}
if ( ! empty( $args ) ) {
foreach ( $args as $key => $val ) {
if ( ( ! isset( $user_course_meta[ $course_id ][ $key ] ) ) || ( true === $force ) ) {
$user_course_meta[ $course_id ][ $key ] = $val;
$_changed = true;
}
}
}
if ( true === $_changed ) {
update_user_meta( $user_id, '_sfwd-course_progress', $user_course_meta );
}
}
}
}
// End of functions.
}
}