/** * @param $project_ids * @return mixed */ function prepare_relevant_issues($project_ids) { $specmanagement_database_api = new specmanagement_database_api(); $reachable_issue_ids = array(); foreach ($project_ids as $project_id) { $project_related_issue_ids = $specmanagement_database_api->get_bugs_by_project($project_id); if (!is_null($project_related_issue_ids)) { foreach ($project_related_issue_ids as $project_related_issue_id) { array_push($reachable_issue_ids, $project_related_issue_id); } } } return $reachable_issue_ids; }