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<?php
/**
* LearnPress bbPress Functions
*
* Define common functions for both front-end and back-end
*
* @author ThimPress
* @package LearnPress/bbPress/Functions
* @version 3.0.4
*/
// Prevent loading this file directly
defined( 'ABSPATH' ) || exit;
if ( ! function_exists( 'learn_press_bbp_get_course' ) ) {
/**
* Get course of forum.
*
* @param $forum_id
*
* @return bool| int
*/
function learn_press_bbp_get_course( $forum_id ) {
global $wpdb;
if ( $forum_id ) {
$query = $wpdb->prepare(
"
SELECT course.ID FROM {$wpdb->posts} course
INNER JOIN {$wpdb->postmeta} course_meta ON course_meta.post_id = course.ID
AND course_meta.meta_key = %s AND course_meta.meta_value = %d
INNER JOIN {$wpdb->posts} forum ON forum.ID = %d",
'_lp_course_forum',
$forum_id,
$forum_id
);
return $wpdb->get_var( $query );
}
return false;
}
}