Config_Database_Writer
extends Kohana_Config_Database_Writer
extends Config_Database_Reader
extends Kohana_Config_Database_Reader
Implements: Kohana_Config_Writer | Kohana_Config_Source | Kohana_Config_Reader
Transparent extension for the Kohana_Config_Database_Writer class
Information
This class is a transparent base class for Kohana_Config_Database_Writer
Constants
- None
Properties
Methods
Properties
-
protected $_db_instance
-
Default value:
NULL
-
protected $_loaded_keys
-
Default value:
array(0) -
protected $_table_name
-
Default value:
string(6) "config"
Methods
public load(string $group ) (defined in Kohana_Config_Database_Writer)
Tries to load the specificed configuration group
Returns FALSE if group does not exist or an array if it does
Parameters
- string $group required - Configuration group
Return Values
- boolean|array
Source Code
public function load($group)
{
$config = parent::load($group);
if ($config !== FALSE)
{
$this->_loaded_keys[$group] = array_combine(array_keys($config), array_keys($config));
}
return $config;
}
public write(string $group , string $key , array $config ) (defined in Kohana_Config_Database_Writer)
Writes the passed config for $group
Returns chainable instance on success or throws Kohana_Config_Exception on failure
Parameters
- string $group required - The config group
- string $key required - The config key to write to
- array $config required - The configuration to write
Return Values
- boolean
Source Code
public function write($group, $key, $config)
{
$config = serialize($config);
// Check to see if we've loaded the config from the table already
if (isset($this->_loaded_keys[$group][$key]))
{
$this->_update($group, $key, $config);
}
else
{
// Attempt to run an insert query
// This may fail if the config key already exists in the table
// and we don't know about it
try
{
$this->_insert($group, $key, $config);
}
catch (Database_Exception $e)
{
// Attempt to run an update instead
$this->_update($group, $key, $config);
}
}
return TRUE;
}
public __construct([ array $config = NULL ] ) (defined in Kohana_Config_Database_Reader)
Constructs the database reader object
Parameters
- array $config = NULL - Configuration for the reader
Source Code
public 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'];
}
}
protected _insert(string $group , string $key , array $config ) (defined in Kohana_Config_Database_Writer)
Insert the config values into the table
Parameters
- string $group required - The config group
- string $key required - The config key to write to
- array $config required - The serialized configuration to write
Return Values
- boolean
Source Code
protected function _insert($group, $key, $config)
{
DB::insert($this->_table_name, ['group_name', 'config_key', 'config_value'])
->values([$group, $key, $config])
->execute($this->_db_instance);
return $this;
}
protected _update(string $group , string $key , array $config ) (defined in Kohana_Config_Database_Writer)
Update the config values in the table
Parameters
- string $group required - The config group
- string $key required - The config key to write to
- array $config required - The serialized configuration to write
Return Values
- boolean
Source Code
protected function _update($group, $key, $config)
{
DB::update($this->_table_name)
->set(['config_value' => $config])
->where('group_name', '=', $group)
->where('config_key', '=', $key)
->execute($this->_db_instance);
return $this;
}
