Viewing file:  DecimalMoneyParser.php (2.97 KB) -rwxrwxrwx
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
<?php
namespace Money\Parser;
use Money\Currencies;
use Money\Currency;
use Money\Exception\ParserException;
use Money\Money;
use Money\MoneyParser;
use Money\Number;
/**
* Parses a decimal string into a Money object.
*
* @author Teoh Han Hui <teohhanhui@gmail.com>
*/
final class DecimalMoneyParser implements MoneyParser
{
const DECIMAL_PATTERN = '/^(?P<sign>-)?(?P<digits>0|[1-9]\d*)?\.?(?P<fraction>\d+)?$/';
/**
* @var Currencies
*/
private $currencies;
/**
* @param Currencies $currencies
*/
public function __construct(Currencies $currencies)
{
$this->currencies = $currencies;
}
/**
* {@inheritdoc}
*/
public function parse($money, $forceCurrency = null)
{
if (!is_string($money)) {
throw new ParserException('Formatted raw money should be string, e.g. 1.00');
}
if (null === $forceCurrency) {
throw new ParserException(
'DecimalMoneyParser cannot parse currency symbols. Use forceCurrency argument'
);
}
/*
* This conversion is only required whilst currency can be either a string or a
* Currency object.
*/
$currency = $forceCurrency;
if (!$currency instanceof Currency) {
@trigger_error('Passing a currency as string is deprecated since 3.1 and will be removed in 4.0. Please pass a '.Currency::class.' instance instead.', E_USER_DEPRECATED);
$currency = new Currency($currency);
}
$decimal = trim($money);
if ($decimal === '') {
return new Money(0, $currency);
}
$subunit = $this->currencies->subunitFor($currency);
if (!preg_match(self::DECIMAL_PATTERN, $decimal, $matches) || !isset($matches['digits'])) {
throw new ParserException(sprintf(
'Cannot parse "%s" to Money.',
$decimal
));
}
$negative = isset($matches['sign']) && $matches['sign'] === '-';
$decimal = $matches['digits'];
if ($negative) {
$decimal = '-'.$decimal;
}
if (isset($matches['fraction'])) {
$fractionDigits = strlen($matches['fraction']);
$decimal .= $matches['fraction'];
$decimal = Number::roundMoneyValue($decimal, $subunit, $fractionDigits);
if ($fractionDigits > $subunit) {
$decimal = substr($decimal, 0, $subunit - $fractionDigits);
} elseif ($fractionDigits < $subunit) {
$decimal .= str_pad('', $subunit - $fractionDigits, '0');
}
} else {
$decimal .= str_pad('', $subunit, '0');
}
if ($negative) {
$decimal = '-'.ltrim(substr($decimal, 1), '0');
} else {
$decimal = ltrim($decimal, '0');
}
if ($decimal === '' || $decimal === '-') {
$decimal = '0';
}
return new Money($decimal, $currency);
}
}
|