/**
* Generate GUID. It will check if the generated GUID existed in database
* table, if existed, it will regenerate one.
* @return string the generated GUID.
*/
public static function generateGuid()
{
return Number::guid();
}
/**
* Remove invalid blame guid from provided guid array.
* @param array $guids guid array of blames.
* @return array guid array of blames unset invalid.
*/
protected function unsetInvalidBlames($guids)
{
$checkedGuids = Number::unsetInvalidUuids($guids);
$multiBlamesClass = $this->multiBlamesClass;
foreach ($checkedGuids as $key => $guid) {
$blame = $multiBlamesClass::findOne($guid);
if (!$blame) {
unset($checkedGuids[$key]);
}
}
$diff = array_diff($guids, $checkedGuids);
$eventName = static::$eventMultipleBlamesChanged;
$this->trigger($eventName, new MultipleBlameableEvent(['blamesChanged' => !empty($diff)]));
return $checkedGuids;
}
/**
* Generate the ID. You can override this method to implement your own
* generation algorithm.
* @return string the generated ID.
*/
public function generateId()
{
if ($this->idAttributeType == self::$idTypeInteger) {
do {
$result = Number::randomNumber($this->idAttributePrefix, $this->idAttributeLength);
} while ($this->checkIdExists((int) $result));
return $result;
}
if ($this->idAttributeType == self::$idTypeString) {
return $this->idAttributePrefix . Yii::$app->security->generateRandomString($this->idAttributeLength - strlen($this->idAttributePrefix));
}
if ($this->idAttributeType == self::$idTypeAutoIncrement) {
return null;
}
return false;
}