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6. Kohana_Config_Writer
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11. Request_Client_HTTP
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13. Request_Client_Stream
14. Response
15. Route
16. UTF8
17. View
18. Configuration
  1. Config
  2. Config_File
  3. Config_Group
  4. Kohana_Config_File_Reader
  5. Kohana_Config_Reader
  6. Kohana_Config_Source
19. Controller
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25. Models
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26. Security
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Kohana/Auth
Kohana/Cache
Kohana/Codebench
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3. Controllers
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4. Tests
Kohana/Database
2. DB
3. Database
4. Database_Expression
5. Configuration
6. Drivers
  1. Database_MySQLi
  2. Database_PDO
7. Exceptions
  1. Database_Exception
8. Models
  1. Model_Database
9. Query
10. Query/Result
11. Session
  1. Session_Database
Kohana/Image
2. Image
3. Drivers
  1. Image_GD
  2. Image_Imagick
Kohana/ORM
Kohana/UnitTest
Kohana/Userguide
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3. Kodoc_Class
4. Kodoc_Markdown
5. Kodoc_Method
6. Kodoc_Method_Param
7. Kodoc_Property
8. Controller
  1. Controller_Userguide
9. Undocumented
  1. Kodoc_Missing
[Unknown]

Config_Database_Reader
extends Kohana_Config_Database_Reader

Implements: Kohana_Config_Source | Kohana_Config_Reader

Transparent extension of the Kohana_Config_Database_Reader class

package: Kohana/Database
category: Configuration
author: Kohana Team
copyright: © 2012 Kohana Team
license: https://kohana.top/license

Class declared in MODPATH/database/classes/Config/Database/Reader.php on line 12.

Constants

None

Properties

$_db_instance
$_table_name

Methods

__construct()
load()

Propertieslink to this

protected $_db_instancelink to this

Default value:

NULL

protected $_table_namelink to this

Default value:

string(6) "config"

Methodslink to this

public __construct( [ array $config = NULL ] ) (defined in Kohana_Config_Database_Reader) link to this

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'];
    }
}

public load( string $group ) (defined in Kohana_Config_Database_Reader) link to this

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($group)
{
    /**
     * Prevents the catch-22 scenario where the database config reader attempts to load the
     * database connections details from the database.
     *
     * @link http://dev.kohanaframework.org/issues/4316
     */
    if ($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;
}