give_course_access_func.php

function give_course_access( $user_id, $subscription_key ) {

		// Get the course ID related to the subscription
		$subscription = WC_Subscriptions_Manager::get_subscription( $subscription_key );
		$courses_id = get_post_meta($subscription['product_id'], '_related_course', true);
		$start_date = $subscription['start_date'];
		error_log('Start Date :' . $start_date . ' Epoch: ' . strtotime($start_date));

		// Update access to the courses
		if ($courses_id && is_array($courses_id)) {
			foreach ($courses_id as $course_id) {
				
				error_log("Checking for course: " . $course_id . " and User: " . $user_id);
				// Check if user already has access
				$already_in = false;

				if(empty($user_id) || empty($course_id)) {
					error_log("User id: " . $user_id . " Course Id:" . $course_id);
					return;
				}

				$meta = get_post_meta( $course_id, '_sfwd-courses', true );
				$access_list = $meta['sfwd-courses_course_access_list'];
				error_log('Access List: ' .$access_list);

				if (!empty( $access_list )) {
					error_log("Access List not empty.");
					$access_list = explode(",", $access_list);
					foreach($access_list as $c) {
						if(trim($c) == $user_id) {
							error_log("User already in the list, setting flag.");
							$already_in = true;
						}
							
					}
				}

				if (empty( $access_list ) || !$already_in) {
					error_log("Empty list or user don't have access yet.");
					ld_update_course_access($user_id, $course_id, $remove = false);
					// Replace start date to keep the drip feeding working
					error_log("Updating subscription date to original order");
					update_user_meta($user_id, "course_".$course_id."_access_from", strtotime($start_date));
				} 
			}
			
		}
	}