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<?php |
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/** |
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* File containing the {@see ConvertHelper_StorageSizeEnum} class. |
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* |
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* @package AppUtils |
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* @subpackage ConvertHelper |
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* @see ConvertHelper_StorageSizeEnum |
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*/ |
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declare(strict_types=1); |
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namespace AppUtils; |
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class ConvertHelper_StorageSizeEnum |
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{ |
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const ERROR_UNKNOWN_UNIT_NAME = 43901; |
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const BASE_10 = 1000; |
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const BASE_2 = 1024; |
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/** |
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* @var ConvertHelper_StorageSizeEnum_Size |
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*/ |
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protected static $sizes; |
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/** |
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* Stores the supported unit notations, and |
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* how they are supposed to be calculated. |
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* |
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* The `base` key: This defines how many bytes there are |
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* in a kilobyte, to differentiate with the two |
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* common way to calculate sizes: base 10 or base 2. |
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* See the Wikipedia link for more details. |
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* |
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* The `exponent` key: This defines the multiplier to |
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* multiply the value with to get the target size. |
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* |
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* @var array |
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* @see https://en.m.wikipedia.org/wiki/Megabyte#Definitions |
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* @see ConvertHelper_SizeNotation::parseSize() |
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*/ |
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protected static function init() |
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{ |
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if(isset(self::$sizes)) { |
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return; |
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} |
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self::$sizes = array(); |
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self::addSize('kib', self::BASE_2, 1, t('KiB'), t('Kibibyte'), t('Kibibytes')); |
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self::addSize('mib', self::BASE_2, 2, t('MiB'), t('Mebibyte'), t('Mebibytes')); |
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self::addSize('gib', self::BASE_2, 3, t('GiB'), t('Gibibyte'), t('Gibibytes')); |
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self::addSize('tib', self::BASE_2, 4, t('TiB'), t('Tebibyte'), t('Tebibytes')); |
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self::addSize('pib', self::BASE_2, 5, t('PiB'), t('Pebibyte'), t('Pebibytes')); |
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self::addSize('kb', self::BASE_10, 1, t('KB'), t('Kilobyte'), t('Kilobytes')); |
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self::addSize('mb', self::BASE_10, 2, t('MB'), t('Megabyte'), t('Megabytes')); |
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self::addSize('gb', self::BASE_10, 3, t('GB'), t('Gigabyte'), t('Gigabytes')); |
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self::addSize('tb', self::BASE_10, 4, t('TB'), t('Terabyte'), t('Terabytes')); |
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self::addSize('pb', self::BASE_10, 5, t('PB'), t('Petabyte'), t('Petabytes')); |
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self::addSize('b', 1, 1, t('B'), t('Byte'), t('Bytes')); |
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if(class_exists('AppLocalize\Localization')) |
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{ |
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\AppLocalize\Localization::onLocaleChanged(array(self::class, 'handle_localeChanged')); |
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} |
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} |
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/** |
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* Called whenever the application locale is changed, |
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* to reset the size definitions so the labels get |
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* translated to the new locale. |
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* |
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* @param \AppLocalize\Localization_Event_LocaleChanged $event |
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*/ |
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public static function handle_localeChanged(\AppLocalize\Localization_Event_LocaleChanged $event) |
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{ |
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self::$sizes = null; |
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} |
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protected static function addSize($name, int $base, int $exponent, string $suffix, string $singular, string $plural) |
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{ |
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self::$sizes[$name] = new ConvertHelper_StorageSizeEnum_Size( |
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$name, |
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$base, |
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$exponent, |
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$suffix, |
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$singular, |
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$plural |
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); |
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} |
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/** |
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* Retrieves all known sizes. |
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* @return \AppUtils\ConvertHelper_StorageSizeEnum_Size |
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*/ |
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public static function getSizes() |
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{ |
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self::init(); |
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return self::$sizes; |
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} |
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public static function getSizeByName(string $name) : ConvertHelper_StorageSizeEnum_Size |
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{ |
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self::init(); |
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if(isset(self::$sizes[$name])) { |
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return self::$sizes[$name]; |
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} |
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throw new ConvertHelper_Exception( |
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'Unknown storage size name '.$name.'.', |
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sprintf( |
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'The storage size name [%s] does not exist. Avaialable names are: [%s].', |
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$name, |
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implode(', ', self::getSizeNames()) |
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), |
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self::ERROR_UNKNOWN_UNIT_NAME |
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); |
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} |
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/** |
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* Retrieves a list of all size names, e.g. "mb", "kib" (lowercase). |
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* @return array |
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*/ |
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public static function getSizeNames() : array |
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{ |
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self::init(); |
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return array_keys(self::$sizes); |
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} |
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public static function getSizesByBase(int $base) |
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{ |
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self::init(); |
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$result = array(); |
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foreach(self::$sizes as $size) |
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{ |
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if($size->getBase() === $base) { |
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$result[] = $size; |
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} |
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} |
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return $result; |
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} |
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} |
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Mistralys /
application-utils
Loading history...
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..