130 lines
3.8 KiB
PHP
130 lines
3.8 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Intl;
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use Symfony\Component\Intl\Exception\MissingResourceException;
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/**
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* Gives access to currency-related ICU data.
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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* @author Roland Franssen <franssen.roland@gmail.com>
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*/
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final class Currencies extends ResourceBundle
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{
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private const INDEX_SYMBOL = 0;
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private const INDEX_NAME = 1;
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private const INDEX_FRACTION_DIGITS = 0;
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private const INDEX_ROUNDING_INCREMENT = 1;
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/**
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* @return string[]
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*/
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public static function getCurrencyCodes(): array
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{
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return self::readEntry(['Currencies'], 'meta');
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}
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public static function exists(string $currency): bool
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{
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try {
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self::readEntry(['Names', $currency, self::INDEX_NAME]);
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return true;
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} catch (MissingResourceException $e) {
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return false;
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}
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}
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/**
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* @throws MissingResourceException if the currency code does not exist
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*/
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public static function getName(string $currency, string $displayLocale = null): string
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{
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return self::readEntry(['Names', $currency, self::INDEX_NAME], $displayLocale);
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}
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/**
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* @return string[]
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*/
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public static function getNames(string $displayLocale = null): array
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{
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// ====================================================================
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// For reference: It is NOT possible to return names indexed by
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// numeric code here, because some numeric codes map to multiple
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// 3-letter codes (e.g. 32 => "ARA", "ARP", "ARS")
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// ====================================================================
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$names = self::readEntry(['Names'], $displayLocale);
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if ($names instanceof \Traversable) {
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$names = iterator_to_array($names);
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}
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array_walk($names, function (&$value) {
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$value = $value[self::INDEX_NAME];
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});
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return self::asort($names, $displayLocale);
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}
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/**
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* @throws MissingResourceException if the currency code does not exist
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*/
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public static function getSymbol(string $currency, string $displayLocale = null): string
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{
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return self::readEntry(['Names', $currency, self::INDEX_SYMBOL], $displayLocale);
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}
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public static function getFractionDigits(string $currency): int
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{
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try {
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return self::readEntry(['Meta', $currency, self::INDEX_FRACTION_DIGITS], 'meta');
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} catch (MissingResourceException $e) {
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return self::readEntry(['Meta', 'DEFAULT', self::INDEX_FRACTION_DIGITS], 'meta');
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}
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}
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/**
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* @return float|int
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*/
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public static function getRoundingIncrement(string $currency)
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{
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try {
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return self::readEntry(['Meta', $currency, self::INDEX_ROUNDING_INCREMENT], 'meta');
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} catch (MissingResourceException $e) {
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return self::readEntry(['Meta', 'DEFAULT', self::INDEX_ROUNDING_INCREMENT], 'meta');
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}
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}
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/**
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* @throws MissingResourceException if the currency code has no numeric code
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*/
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public static function getNumericCode(string $currency): int
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{
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return self::readEntry(['Alpha3ToNumeric', $currency], 'meta');
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}
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/**
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* @throws MissingResourceException if the numeric code does not exist
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*/
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public static function forNumericCode(int $numericCode): array
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{
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return self::readEntry(['NumericToAlpha3', (string) $numericCode], 'meta');
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}
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protected static function getPath(): string
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{
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return Intl::getDataDirectory().'/'.Intl::CURRENCY_DIR;
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}
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}
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