/**
*
* @param string $username
* @return array
*/
public function checkExistingUsername($username)
{
return App_Main::getDbAdapter()->fetchRow("SELECT * FROM " . $this->tbl_user . " WHERE username = " . $this->_prepareValueForSave($username));
}
/**
* Get the connection from the connection cache
*
* @param string $connectionName
* @return Main_Mysql connection
*/
protected function _getConnection($connectionName)
{
if (isset($this->_connections[$connectionName])) {
return $this->_connections[$connectionName];
} else {
$this->_connections[$connectionName] = App_Main::getDbAdapter();
}
return $this->_connections[$connectionName];
}
