/**
* Delete the price set.
*
* @param int $id
* Price Set id.
*
* @return bool
* false if fields exist for this set, true if the
* set could be deleted
*
*/
public static function deleteSet($id)
{
// remove from all inactive forms
$usedBy = self::getUsedBy($id);
if (isset($usedBy['civicrm_event'])) {
foreach ($usedBy['civicrm_event'] as $eventId => $unused) {
$eventDAO = new CRM_Event_DAO_Event();
$eventDAO->id = $eventId;
$eventDAO->find();
while ($eventDAO->fetch()) {
self::removeFrom('civicrm_event', $eventDAO->id);
}
}
}
// delete price fields
$priceField = new CRM_Price_DAO_PriceField();
$priceField->price_set_id = $id;
$priceField->find();
while ($priceField->fetch()) {
// delete options first
CRM_Price_BAO_PriceField::deleteField($priceField->id);
}
$set = new CRM_Price_DAO_PriceSet();
$set->id = $id;
return $set->delete();
}