/**
* Parses a GTIN object to Entity
*
* @param Gtin $gtin GTIN to parse
* @return AbstractEntity Entity object
*/
public static function parse(Gtin $gtin)
{
$code = $gtin->getCode();
if ($gtin instanceof Gtin13) {
switch ($code[0]) {
case 2:
// Weight or price
if ($code[1] >= 0 && $code[1] <= 2) {
$divider = self::$price_dividers[intval($code[1])];
$price = intval(substr($code, 8, 4));
return new PriceProduct(substr($code, 2, 6), $divider == 0 ? $price : $price / $divider);
} else {
if ($code[1] >= 3 && $code[1] <= 5) {
$divider = self::$weight_dividers[intval($code[1])];
$weight = intval(substr($code, 8, 4));
return new WeightProduct(substr($code, 2, 6), $weight / $divider);
}
}
break;
case 7:
if (substr($code, 0, 4) == '7388') {
// Publication
return new Publication(substr($code, 4, 4), intval(substr($code, 8, 4), 10) / 10);
}
break;
case 9:
// Coupon
return new Coupon(substr($code, 2, 6), intval(substr($code, 8, 4), 10) / 10);
break;
}
return new Product(substr($code, 6, 6), substr($code, 0, 6));
}
return new Product(substr($code, 6, 1), substr($code, 0, 6));
}
/**
* Sets code
*
* @param string $code GTIN-13 code
*/
public function setCode($code)
{
$len = strlen($code);
if ($len > 13) {
throw new ArgumentException('Gtin13: $code can not be longer than 13 characters, ' . $len . ' given');
}
if ($len < 12) {
throw new ArgumentException('Gtin13: $code can not be shorter than 12 characters, ' . $len . ' given');
}
parent::setCode($code);
}