64 lines
1.3 KiB
PHP
64 lines
1.3 KiB
PHP
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<?php defined('SYSPATH') OR die('No direct script access.');
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/**
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* Database Model base class.
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*
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* @package Kohana/Database
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* @category Models
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* @author Kohana Team
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* @copyright (c) 2008-2012 Kohana Team
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* @license http://kohanaframework.org/license
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*/
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abstract class Kohana_Model_Database extends Model {
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/**
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* Create a new model instance. A [Database] instance or configuration
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* group name can be passed to the model. If no database is defined, the
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* "default" database group will be used.
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*
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* $model = Model::factory($name);
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*
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* @param string $name model name
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* @param mixed $db Database instance object or string
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* @return Model
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*/
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public static function factory($name, $db = NULL)
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{
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// Add the model prefix
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$class = 'Model_'.$name;
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return new $class($db);
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}
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// Database instance
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protected $_db;
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/**
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* Loads the database.
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*
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* $model = new Foo_Model($db);
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*
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* @param mixed $db Database instance object or string
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* @return void
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*/
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public function __construct($db = NULL)
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{
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if ($db)
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{
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// Set the instance or name
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$this->_db = $db;
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}
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elseif ( ! $this->_db)
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{
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// Use the default name
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$this->_db = Database::$default;
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}
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if (is_string($this->_db))
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{
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// Load the database
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$this->_db = Database::instance($this->_db);
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}
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}
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} // End Model
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