/** * This function performs the validation work for complex object models. * * In addition to checking the current object, all related objects will * also be validated. If all pass then <code>true</code> is returned; otherwise * an aggregated array of ValidationFailed objects will be returned. * * @param array $columns Array of column names to validate. * @return mixed <code>true</code> if all validations pass; array of <code>ValidationFailed</code> objects otherwise. */ protected function doValidate($columns = null) { if (!$this->alreadyInValidation) { $this->alreadyInValidation = true; $retval = null; $failureMap = array(); // We call the validate method on the following object(s) if they // were passed to this object by their corresponding set // method. This object relates to these object(s) by a // foreign key reference. if ($this->aUserRelatedByCreatedBy !== null) { if (!$this->aUserRelatedByCreatedBy->validate($columns)) { $failureMap = array_merge($failureMap, $this->aUserRelatedByCreatedBy->getValidationFailures()); } } if ($this->aUserRelatedByUpdatedBy !== null) { if (!$this->aUserRelatedByUpdatedBy->validate($columns)) { $failureMap = array_merge($failureMap, $this->aUserRelatedByUpdatedBy->getValidationFailures()); } } if (($retval = DocumentCategoryPeer::doValidate($this, $columns)) !== true) { $failureMap = array_merge($failureMap, $retval); } if ($this->collDocuments !== null) { foreach ($this->collDocuments as $referrerFK) { if (!$referrerFK->validate($columns)) { $failureMap = array_merge($failureMap, $referrerFK->getValidationFailures()); } } } $this->alreadyInValidation = false; } return !empty($failureMap) ? $failureMap : true; }