Language.php
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<?php
/**
* Joomla! Content Management System
*
* @copyright Copyright (C) 2005 - 2019 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
namespace Joomla\CMS\Table;
defined('JPATH_PLATFORM') or die;
/**
* Languages table.
*
* @since 1.7.0
*/
class Language extends Table
{
/**
* Constructor
*
* @param \JDatabaseDriver $db Database driver object.
*
* @since 1.7.0
*/
public function __construct($db)
{
parent::__construct('#__languages', 'lang_id', $db);
}
/**
* Overloaded check method to ensure data integrity
*
* @return boolean True on success
*
* @since 1.7.0
*/
public function check()
{
if (trim($this->title) == '')
{
$this->setError(\JText::_('JLIB_DATABASE_ERROR_LANGUAGE_NO_TITLE'));
return false;
}
return true;
}
/**
* Overrides Table::store to check unique fields.
*
* @param boolean $updateNulls True to update fields even if they are null.
*
* @return boolean True on success.
*
* @since 2.5.0
*/
public function store($updateNulls = false)
{
$table = Table::getInstance('Language', 'JTable', array('dbo' => $this->getDbo()));
// Verify that the language code is unique
if ($table->load(array('lang_code' => $this->lang_code)) && ($table->lang_id != $this->lang_id || $this->lang_id == 0))
{
$this->setError(\JText::_('JLIB_DATABASE_ERROR_LANGUAGE_UNIQUE_LANG_CODE'));
return false;
}
// Verify that the sef field is unique
if ($table->load(array('sef' => $this->sef)) && ($table->lang_id != $this->lang_id || $this->lang_id == 0))
{
$this->setError(\JText::_('JLIB_DATABASE_ERROR_LANGUAGE_UNIQUE_IMAGE'));
return false;
}
// Verify that the image field is unique
if ($this->image && $table->load(array('image' => $this->image)) && ($table->lang_id != $this->lang_id || $this->lang_id == 0))
{
$this->setError(\JText::_('JLIB_DATABASE_ERROR_LANGUAGE_UNIQUE_IMAGE'));
return false;
}
return parent::store($updateNulls);
}
/**
* Method to compute the default name of the asset.
* The default name is in the form table_name.id
* where id is the value of the primary key of the table.
*
* @return string
*
* @since 3.8.0
*/
protected function _getAssetName()
{
return 'com_languages.language.' . $this->lang_id;
}
/**
* Method to return the title to use for the asset table.
*
* @return string
*
* @since 3.8.0
*/
protected function _getAssetTitle()
{
return $this->title;
}
/**
* Method to get the parent asset under which to register this one.
* By default, all assets are registered to the ROOT node with ID,
* which will default to 1 if none exists.
* The extended class can define a table and id to lookup. If the
* asset does not exist it will be created.
*
* @param Table $table A Table object for the asset parent.
* @param integer $id Id to look up
*
* @return integer
*
* @since 3.8.0
*/
protected function _getAssetParentId(Table $table = null, $id = null)
{
$assetId = null;
$asset = Table::getInstance('asset');
if ($asset->loadByName('com_languages'))
{
$assetId = $asset->id;
}
return $assetId === null ? parent::_getAssetParentId($table, $id) : $assetId;
}
}