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<?php
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/**
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* PHPUnit
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*
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* Copyright (c) 2002-2010, Sebastian Bergmann <sb@sebastian-bergmann.de>.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* * Neither the name of Sebastian Bergmann nor the names of his
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* @category Testing
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* @package PHPUnit
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* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
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* @copyright 2002-2010 Sebastian Bergmann <sb@sebastian-bergmann.de>
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* @license http://www.opensource.org/licenses/bsd-license.php BSD License
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* @link http://www.phpunit.de/
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* @since File available since Release 2.3.0
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*/
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require_once 'IMoney.php';
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/**
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* A Money.
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*
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* @category Testing
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* @package PHPUnit
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* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
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* @copyright 2002-2010 Sebastian Bergmann <sb@sebastian-bergmann.de>
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* @license http://www.opensource.org/licenses/bsd-license.php BSD License
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* @version Release: 3.4.15
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* @link http://www.phpunit.de/
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* @since Class available since Release 2.3.0
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*/
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class Money implements IMoney
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{
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protected $fAmount;
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protected $fCurrency;
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public function __construct($amount, $currency)
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{
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$this->fAmount = $amount;
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$this->fCurrency = $currency;
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}
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public function add(IMoney $m)
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{
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return $m->addMoney($this);
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}
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public function addMoney(Money $m)
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{
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if ($this->currency() == $m->currency()) {
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return new Money($this->amount() + $m->amount(), $this->currency());
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}
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return MoneyBag::create($this, $m);
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}
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public function addMoneyBag(MoneyBag $s)
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{
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return $s->addMoney($this);
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}
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public function amount()
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{
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return $this->fAmount;
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}
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public function currency()
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{
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return $this->fCurrency;
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}
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public function equals($anObject)
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{
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if ($this->isZero() &&
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$anObject instanceof IMoney) {
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return $anObject->isZero();
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}
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if ($anObject instanceof Money) {
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return ($this->currency() == $anObject->currency() &&
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$this->amount() == $anObject->amount());
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}
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return FALSE;
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}
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public function hashCode()
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{
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return crc32($this->fCurrency) + $this->fAmount;
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}
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public function isZero()
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{
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return $this->amount() == 0;
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}
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public function multiply($factor)
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{
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return new Money($this->amount() * $factor, $this->currency());
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}
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public function negate()
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{
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return new Money(-1 * $this->amount(), $this->currency());
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}
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public function subtract(IMoney $m)
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{
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return $this->add($m->negate());
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}
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public function toString()
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{
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return '[' . $this->amount() . ' ' . $this->currency() . ']';
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}
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public function appendTo(MoneyBag $m)
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{
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$m->appendMoney($this);
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}
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}
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?>
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