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<?php |
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|
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namespace Money\Formatter; |
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|
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use Money\Currencies; |
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use Money\Money; |
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use Money\MoneyFormatter; |
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|
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/** |
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* Formats a Money object as a decimal string. |
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* |
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* @author Teoh Han Hui <teohhanhui@gmail.com> |
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*/ |
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final class DecimalMoneyFormatter implements MoneyFormatter |
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{ |
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/** |
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* @var Currencies |
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*/ |
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private $currencies; |
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|
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public function __construct(Currencies $currencies) |
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{ |
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$this->currencies = $currencies; |
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} |
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|
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/** |
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* {@inheritdoc} |
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*/ |
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public function format(Money $money) |
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{ |
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$valueBase = $money->getAmount(); |
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$negative = false; |
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|
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if ($valueBase[0] === '-') { |
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$negative = true; |
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$valueBase = substr($valueBase, 1); |
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} |
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|
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$subunit = $this->currencies->subunitFor($money->getCurrency()); |
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$valueLength = strlen($valueBase); |
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|
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if ($valueLength > $subunit) { |
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$formatted = substr($valueBase, 0, $valueLength - $subunit); |
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$decimalDigits = substr($valueBase, $valueLength - $subunit); |
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|
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if (strlen($decimalDigits) > 0) { |
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$formatted .= '.'.$decimalDigits; |
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} |
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} else { |
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$formatted = '0.'.str_pad('', $subunit - $valueLength, '0').$valueBase; |
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} |
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|
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if ($negative === true) { |
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$formatted = '-'.$formatted; |
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} |
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|
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return $formatted; |
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} |
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} |
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|
