142 lines
4.4 KiB
PHP
142 lines
4.4 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\Data\Provider;
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use Symfony\Component\Intl\Data\Bundle\Reader\BundleEntryReaderInterface;
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use Symfony\Component\Intl\Exception\MissingResourceException;
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/**
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* Data provider for currency-related data.
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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*
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* @internal
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*/
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class CurrencyDataProvider
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{
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const INDEX_SYMBOL = 0;
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const INDEX_NAME = 1;
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const INDEX_FRACTION_DIGITS = 0;
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const INDEX_ROUNDING_INCREMENT = 1;
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private $path;
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private $reader;
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/**
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* Creates a data provider that reads currency-related data from a
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* resource bundle.
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*
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* @param string $path The path to the resource bundle
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* @param BundleEntryReaderInterface $reader The reader for reading the resource bundle
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*/
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public function __construct($path, BundleEntryReaderInterface $reader)
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{
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$this->path = $path;
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$this->reader = $reader;
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}
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public function getCurrencies()
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{
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return $this->reader->readEntry($this->path, 'meta', ['Currencies']);
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}
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public function getSymbol($currency, $displayLocale = null)
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{
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if (null === $displayLocale) {
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$displayLocale = \Locale::getDefault();
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}
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return $this->reader->readEntry($this->path, $displayLocale, ['Names', $currency, static::INDEX_SYMBOL]);
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}
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public function getName($currency, $displayLocale = null)
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{
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if (null === $displayLocale) {
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$displayLocale = \Locale::getDefault();
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}
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return $this->reader->readEntry($this->path, $displayLocale, ['Names', $currency, static::INDEX_NAME]);
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}
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public function getNames($displayLocale = null)
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{
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if (null === $displayLocale) {
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$displayLocale = \Locale::getDefault();
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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 = $this->reader->readEntry($this->path, $displayLocale, ['Names']);
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if ($names instanceof \Traversable) {
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$names = iterator_to_array($names);
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}
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$index = static::INDEX_NAME;
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array_walk($names, function (&$value) use ($index) {
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$value = $value[$index];
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});
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// Sorting by value cannot be done during bundle generation, because
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// binary bundles are always sorted by keys
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$collator = new \Collator($displayLocale);
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$collator->asort($names);
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return $names;
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}
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/**
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* Data provider for {@link \Symfony\Component\Intl\Currency::getFractionDigits()}.
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*/
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public function getFractionDigits($currency)
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{
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try {
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return $this->reader->readEntry($this->path, 'meta', ['Meta', $currency, static::INDEX_FRACTION_DIGITS]);
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} catch (MissingResourceException $e) {
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return $this->reader->readEntry($this->path, 'meta', ['Meta', 'DEFAULT', static::INDEX_FRACTION_DIGITS]);
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}
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}
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/**
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* Data provider for {@link \Symfony\Component\Intl\Currency::getRoundingIncrement()}.
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*/
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public function getRoundingIncrement($currency)
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{
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try {
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return $this->reader->readEntry($this->path, 'meta', ['Meta', $currency, static::INDEX_ROUNDING_INCREMENT]);
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} catch (MissingResourceException $e) {
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return $this->reader->readEntry($this->path, 'meta', ['Meta', 'DEFAULT', static::INDEX_ROUNDING_INCREMENT]);
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}
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}
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/**
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* Data provider for {@link \Symfony\Component\Intl\Currency::getNumericCode()}.
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*/
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public function getNumericCode($currency)
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{
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return $this->reader->readEntry($this->path, 'meta', ['Alpha3ToNumeric', $currency]);
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}
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/**
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* Data provider for {@link \Symfony\Component\Intl\Currency::forNumericCode()}.
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*/
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public function forNumericCode($numericCode)
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{
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return $this->reader->readEntry($this->path, 'meta', ['NumericToAlpha3', (string) $numericCode]);
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}
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}
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