Current File : //home1/lightco1/www/plugins/system/jsnframework/libraries/joomlashine/config/helper.php
<?php
/**
* @version $Id$
* @package JSN_Framework
* @author JoomlaShine Team <support@joomlashine.com>
* @copyright Copyright (C) 2012 JoomlaShine.com. All Rights Reserved.
* @license GNU/GPL v2 or later http://www.gnu.org/licenses/gpl-2.0.html
*
* Websites: http://www.joomlashine.com
* Technical Support: Feedback - http://www.joomlashine.com/contact-us/get-support.html
*/
// No direct access to this file
defined('_JEXEC') or die('Restricted access');
/**
* Helper class of JSN Config library.
*
* @package JSN_Framework
* @since 1.0.0
*/
class JSNConfigHelper
{
/**
* Variable for storing config parameters.
*
* @var array Array of JObject objects.
*/
protected static $config;
/**
* Get configuration data from database.
*
* If configuration data does not exist in database, default configuration
* value declared in the <b>administrator/components/com_YourComponentName/config.xml</b>
* file will be returned.
*
* @param string $component Component to get configuration data for. Leave empty to get configuration data for requested component.
*
* @return object An instance of JObject class.
*/
public static function get($component = '')
{
// Get component
! empty($component) OR $component = JFactory::getApplication()->input->getCmd('option');
if ( ! isset(self::$config) OR ! isset(self::$config[$component]))
{
// Instantiate config object
self::$config[$component] = new JObject;
// Parse config.xml file for default parameter value
if (is_readable(JPATH_ADMINISTRATOR . '/components/' . $component . '/config.xml'))
{
$xml = JSNUtilsXml::load(JPATH_ADMINISTRATOR . '/components/' . $component . '/config.xml');
foreach ($xml->xpath('//field["name"]') AS $field)
{
self::$config[$component]->set((string) $field['name'], (string) $field['default']);
}
}
// Get name of config data table
$table = '#__jsn_' . preg_replace('/^com_/i', '', $component) . '_config';
// Check if table exists
$db = JFactory::getDbo();
$ts = $db->getTableList();
if (in_array($table = str_replace('#__', $db->getPrefix(), $table), $ts))
{
// Build query to get component configuration
$q = $db->getQuery(true);
$q->select(array('name', 'value'));
$q->from($table);
$q->where('1');
$db->setQuery($q);
if ($rows = $db->loadObjectList())
{
// Finalize config params
foreach ($rows AS $row)
{
// Decode value if it is a JSON encoded string
if (substr($row->value, 0, 1) == '{' AND substr($row->value, -1) == '}')
{
$row->value = json_decode($row->value);
}
self::$config[$component]->set($row->name, $row->value);
}
}
}
else
{
self::$config[$component]->set('config-table-not-exists', true);
}
}
return self::$config[$component];
}
/**
* Render configuration form for customization.
*
* This method generates then displays configuration form based on parsed
* configuration declaration returned by <b>JSNConfigModel::getForm</b>
* method.
*
* @param array $config Parsed configuration declaration.
*
* @return void
*/
public static function render($config)
{
require dirname(__FILE__) . '/tmpl/default.php';
}
}
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