Implements: Kohana_Config_Reader | Kohana_Config_Source
This class is a transparent base class for Config_Database_Reader and should not be accessed directly.
Database reader for the kohana config system
Class declared in MODPATH/database/classes/Kohana/Config/Database/Reader.php on line 12.
NULL
string(6) "config"Constructs the database reader object
array
$config
= NULL - Configuration for the readerpublic function __construct(array $config = NULL)
{
if (isset($config['instance']))
{
$this->_db_instance = $config['instance'];
}
elseif ($this->_db_instance === NULL)
{
$this->_db_instance = Database::$default;
}
if (isset($config['table_name']))
{
$this->_table_name = $config['table_name'];
}
}Tries to load the specificed configuration group
Returns FALSE if group does not exist or an array if it does
string
$group
required - Configuration groupboolean|arraypublic function load($group)
{
/**
* Prevents the catch-22 scenario where the database config reader attempts to load the
* database connections details from the database.
*
* @link http://dev.kohanaframework.org/issues/4316
*/
if ($group === 'database')
return FALSE;
$query = DB::select('config_key', 'config_value')
->from($this->_table_name)
->where('group_name', '=', $group)
->execute($this->_db_instance);
return count($query) ? array_map('unserialize', $query->as_array('config_key', 'config_value')) : FALSE;
}