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<?php
namespace Cart;
class Weight {
private $weights = array();
public function __construct($registry) {
$this->db = $registry->get('db');
$this->config = $registry->get('config');
$weight_class_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "weight_class wc LEFT JOIN " . DB_PREFIX . "weight_class_description wcd ON (wc.weight_class_id = wcd.weight_class_id) WHERE wcd.language_id = '" . (int)$this->config->get('config_language_id') . "'");
foreach ($weight_class_query->rows as $result) {
$this->weights[$result['weight_class_id']] = array(
'weight_class_id' => $result['weight_class_id'],
'title' => $result['title'],
'unit' => $result['unit'],
'value' => $result['value']
);
}
}
public function convert($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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