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<?php |
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namespace EventEspresso\core\services\currency; |
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use InvalidArgumentException; |
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defined('EVENT_ESPRESSO_VERSION') || exit; |
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/** |
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* Class CalculatorBase |
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* abstract parent class for Money Calculators |
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* |
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* @package Event Espresso |
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* @author Brent Christensen |
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* @since $VID:$ |
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*/ |
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abstract class CalculatorBase implements Calculator |
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{ |
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/** |
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* @param int|float $amount |
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* @param int $precision |
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* @param int $rounding_mode |
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* @return string |
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* @throws InvalidArgumentException |
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*/ |
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public function round($amount, $precision, $rounding_mode) |
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{ |
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$this->verifyRoundingMode($rounding_mode); |
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if ($rounding_mode === Calculator::ROUND_UP) { |
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return (string) ceil($amount); |
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} |
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if ($rounding_mode === Calculator::ROUND_DOWN) { |
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return (string) floor($amount); |
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} |
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return (string) round($amount, $precision, $rounding_mode); |
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} |
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/** |
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* Asserts that rounding mode is a valid integer value. |
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* |
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* @param int $rounding_mode |
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* @throws InvalidArgumentException If $roundingMode is not valid |
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*/ |
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private function verifyRoundingMode($rounding_mode) |
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{ |
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if ( |
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! in_array( |
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$rounding_mode, |
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array( |
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Calculator::ROUND_UP, |
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Calculator::ROUND_DOWN, |
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Calculator::ROUND_HALF_DOWN, |
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Calculator::ROUND_HALF_EVEN, |
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Calculator::ROUND_HALF_ODD, |
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Calculator::ROUND_HALF_UP, |
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), |
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true |
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) |
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) { |
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throw new InvalidArgumentException( |
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esc_html__( |
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'Rounding mode should be one of the following: Calculator::ROUND_UP, Calculator::ROUND_DOWN, Calculator::ROUND_HALF_DOWN, Calculator::ROUND_HALF_EVEN, Calculator::ROUND_HALF_ODD, or Calculator::ROUND_HALF_UP.', |
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'event_espresso' |
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) |
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); |
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} |
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} |
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/** |
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* @param $divisor |
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* @throws InvalidArgumentException |
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*/ |
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protected function validateDivisor($divisor) |
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{ |
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if ((int)$divisor === 0) { |
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throw new InvalidArgumentException( |
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esc_html__('Division by zero.', 'event_espresso') |
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); |
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} |
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} |
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} |
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// End of file CalculatorBase.php |
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// Location: EventEspresso\core\domain\values\money/CalculatorBase.php |
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