Calculator
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Currencies
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Exception
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Exchange
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Formatter
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Currencies.php
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CurrencyPair.php
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Currency.php
88 lines
| 1 | <?php |
| 2 | |
| 3 | namespace Money; |
| 4 | |
| 5 | /** |
| 6 | * Currency Value Object. |
| 7 | * |
| 8 | * Holds Currency specific data. |
| 9 | * |
| 10 | * @author Mathias Verraes |
| 11 | * |
| 12 | * @psalm-immutable |
| 13 | */ |
| 14 | final class Currency implements \JsonSerializable |
| 15 | { |
| 16 | /** |
| 17 | * Currency code. |
| 18 | * |
| 19 | * @var string |
| 20 | */ |
| 21 | private $code; |
| 22 | |
| 23 | /** |
| 24 | * @param string $code |
| 25 | */ |
| 26 | public function __construct($code) |
| 27 | { |
| 28 | if (!is_string($code)) { |
| 29 | throw new \InvalidArgumentException('Currency code should be string'); |
| 30 | } |
| 31 | |
| 32 | if ($code === '') { |
| 33 | throw new \InvalidArgumentException('Currency code should not be empty string'); |
| 34 | } |
| 35 | |
| 36 | $this->code = $code; |
| 37 | } |
| 38 | |
| 39 | /** |
| 40 | * Returns the currency code. |
| 41 | * |
| 42 | * @return string |
| 43 | */ |
| 44 | public function getCode() |
| 45 | { |
| 46 | return $this->code; |
| 47 | } |
| 48 | |
| 49 | /** |
| 50 | * Checks whether this currency is the same as an other. |
| 51 | * |
| 52 | * @return bool |
| 53 | */ |
| 54 | public function equals(Currency $other) |
| 55 | { |
| 56 | return $this->code === $other->code; |
| 57 | } |
| 58 | |
| 59 | /** |
| 60 | * Checks whether this currency is available in the passed context. |
| 61 | * |
| 62 | * @return bool |
| 63 | */ |
| 64 | public function isAvailableWithin(Currencies $currencies) |
| 65 | { |
| 66 | return $currencies->contains($this); |
| 67 | } |
| 68 | |
| 69 | /** |
| 70 | * @return string |
| 71 | */ |
| 72 | public function __toString() |
| 73 | { |
| 74 | return $this->code; |
| 75 | } |
| 76 | |
| 77 | /** |
| 78 | * {@inheritdoc} |
| 79 | * |
| 80 | * @return string |
| 81 | */ |
| 82 | #[\ReturnTypeWillChange] |
| 83 | public function jsonSerialize() |
| 84 | { |
| 85 | return $this->code; |
| 86 | } |
| 87 | } |
| 88 |