public function actionPolygons()
{
$model = new Sector();
$this->performAjaxValidation($model);
foreach ($_POST['polygons'] as $sectorId => $coordinates) {
$sector = Sector::model()->findByPk($sectorId);
if ($sector) {
foreach ($sector->polygons as $polygon) {
$polygon->delete();
}
} else {
$sector = new Sector();
$sector->attributes = $_POST[get_class($sector)];
$sector->save();
}
foreach ($coordinates as $i => $latLng) {
$polygon = new Polygon();
$polygon->sector_id = $sector->id;
$polygon->attributes = $latLng;
$polygon->save();
}
}
if (!Yii::app()->request->isAjaxRequest) {
$this->redirect('/regions/index/index');
}
}