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<?php /*------------------------------------------------------------------------ # com_j2store - J2Store # ------------------------------------------------------------------------ # author Ramesh Elamathi - Weblogicx India http://www.weblogicxindia.com # copyright Copyright (C) 2014 - 19 Weblogicxindia.com. All Rights Reserved. # @license - http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL # Websites: http://j2store.org # Technical Support: Forum - http://j2store.org/forum/index.html -------------------------------------------------------------------------*/ /** ensure this file is being included by a parent file */ defined('_JEXEC') or die('Restricted access'); class J2Weight { private $weights = array(); /* * J2StoreWeight instance * * since 2.6 */ protected static $instance; public function __construct() { $db = JFactory::getDbo(); $query = $db->getQuery(true)->select('*') ->from('#__j2store_weights'); $db->setQuery($query); $rows = $db->loadObjectList(); foreach ($rows as $row) { $this->weights[$row->j2store_weight_id] = array( 'weight_class_id' => $row->j2store_weight_id, 'title' => $row->weight_title, 'unit' => $row->weight_unit, 'value' => $row->weight_value ); } } public static function getInstance() { if (!is_object(self::$instance)) { self::$instance = new self(); } return self::$instance; } public function convert($value, $from, $to) { if ($from == $to) { return $value; } if (isset($this->weights[$from])) { $from = $this->weights[$from]['value']; } else { $from = 1; } if (isset($this->weights[$to])) { $to = $this->weights[$to]['value']; } else { $to = 1; } return $value * ($to / $from); } public function format($value, $weight_class_id, $decimal_point = '.', $thousand_point = ',') { if (isset($this->weights[$weight_class_id])) { return number_format($value, 2, $decimal_point, $thousand_point) . $this->weights[$weight_class_id]['unit']; } else { return number_format($value, 2, $decimal_point, $thousand_point); } } public function getUnit($weight_class_id) { if (isset($this->weights[$weight_class_id])) { return $this->weights[$weight_class_id]['unit']; } else { return ''; } } }
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