} else {
echo json_encode(array('error' => 'All fields are mandatory.'));
}
break;
case 'delete_period':
$id = isset($_REQUEST['id']) ? $_REQUEST['id'] : -1;
echo json_encode($periods->deletePeriod($id, $campaign));
break;
case 'copy_period':
$id = isset($_REQUEST['id']) ? $_REQUEST['id'] : -1;
echo json_encode($periods->copyPeriod($id, $campaign));
break;
case 'change_status_period':
$id = isset($_REQUEST['id']) ? $_REQUEST['id'] : -1;
$new_status = $_REQUEST['new_status'];
echo json_encode($periods->changeStatus($id, $new_status, $campaign));
break;
// gets info about requested period with period stats (done/not done)
// gets info about requested period with period stats (done/not done)
case 'set_period':
$oper = $_REQUEST['oper'];
$id = isset($_REQUEST['id']) ? $_REQUEST['id'] : -1;
if ($oper == "edit") {
if (isset($_REQUEST['budget'])) {
// Campaign periods update
$title = $_REQUEST['title'];
$budget = $_REQUEST['budget'];
$start_date = $_REQUEST['start_date'];
$end_date = $_REQUEST['end_date'];
$status = isset($_REQUEST['status']) ? $_REQUEST['status'] : 0;
echo json_encode($periods->updateCampaignPeriod($id, $title, $budget, $start_date, $end_date, $status, $campaign));
