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<?php |
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namespace VinaiKopp\CurrencyInfo\StaticAccess\Internal; |
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use VinaiKopp\CurrencyInfo\StaticAccess\CurrencyInfoResourcesDir; |
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use VinaiKopp\CurrencyInfo\Exception\UnknownCurrencyException; |
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class GenericCurrencyInfoAccess |
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{ |
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private static $memoizedMapData = []; |
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/** |
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* @param string $infoKey |
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* @return string |
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*/ |
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private static function getMapFileName($infoKey) |
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{ |
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return CurrencyInfoResourcesDir::get() . '/currencymap-' . $infoKey . '.php'; |
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} |
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/** |
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* @return array[] |
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*/ |
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public static function getFullCurrencyInfo() |
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{ |
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return require CurrencyInfoResourcesDir::get() . '/currencymap.php'; |
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} |
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/** |
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* @param $currencyCode |
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* @return string[]|int[]|float[] |
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*/ |
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public static function getMapForCurrency($currencyCode) |
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{ |
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$currencyInfoMap = self::getFullCurrencyInfo(); |
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self::validateCurrencyIsKnown($currencyInfoMap, $currencyCode); |
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return $currencyInfoMap[$currencyCode]; |
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} |
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/** |
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* @param string $infoKey |
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* @return string[]|int[]|float[] |
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*/ |
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public static function getCurrencyInfoSubMap($infoKey) |
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{ |
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$mapFileName = self::getMapFileName($infoKey); |
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return self::requireFile($mapFileName); |
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} |
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/** |
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* @param string $infoKey |
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* @param string $currencyCode |
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* @return string|int|float |
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*/ |
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public static function getCurrencyInfoItemForCurrency($infoKey, $currencyCode) |
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{ |
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$map = self::getCurrencyInfoSubMap($infoKey); |
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self::validateCurrencyIsKnown($map, $currencyCode); |
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return $map[$currencyCode]; |
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} |
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/** |
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* @param array[]|string[]|int[]|float[] $map |
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* @param string $currencyCode |
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*/ |
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private static function validateCurrencyIsKnown(array $map, $currencyCode) |
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{ |
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if (!isset($map[$currencyCode])) { |
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throw new UnknownCurrencyException(sprintf('The currency "%s" is not known', $currencyCode)); |
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} |
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} |
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/** |
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* @param string $mapFileName |
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* @return array[]|string[]|int[]|float[] |
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*/ |
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private static function requireFile($mapFileName) |
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{ |
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if (!isset(self::$memoizedMapData[$mapFileName])) { |
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self::$memoizedMapData[$mapFileName] = require $mapFileName; |
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} |
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return self::$memoizedMapData[$mapFileName]; |
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} |
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} |
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Vinai /
currency-info
