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<?php namespace Arcanedev\Units\Bases; |
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use Arcanedev\Units\Contracts\UnitMeasure as UnitMeasureContract; |
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use Arcanedev\Units\Exceptions\InvalidUnitException; |
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use Illuminate\Support\Arr; |
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use ReflectionClass; |
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/** |
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* Class UnitMeasure |
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* |
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* @package Arcanedev\Units\Base |
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* @author ARCANEDEV <[email protected]> |
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*/ |
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abstract class UnitMeasure implements UnitMeasureContract |
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{ |
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/* ----------------------------------------------------------------- |
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| Properties |
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| ----------------------------------------------------------------- |
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*/ |
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/** |
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* The unit. |
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* |
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* @var string |
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*/ |
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protected $unit; |
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/** |
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* The value. |
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* |
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* @var float|int |
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*/ |
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protected $value; |
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/** |
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* The unit symbols. |
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* |
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* @var array |
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*/ |
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protected $symbols = []; |
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/** |
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* The unit names. |
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* |
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* @var array |
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*/ |
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protected $names = []; |
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/** |
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* The number of decimals to format. |
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* |
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* @var int |
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*/ |
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protected $decimals = 0; |
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/** |
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* The decimal separator. |
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* |
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* @var string |
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*/ |
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protected $decimalSeparator = '.'; |
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/** |
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* The thousands separator. |
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* |
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* @var string |
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*/ |
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protected $thousandsSeparator = ','; |
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/* ----------------------------------------------------------------- |
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| Constructor |
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| ----------------------------------------------------------------- |
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*/ |
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/** |
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* UnitMeasure constructor. |
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* |
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* @param float|int $value |
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* @param string $unit |
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* @param array $options |
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*/ |
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public function __construct($value = 0, $unit = '', array $options = []) |
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{ |
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$this->init($value, $unit, $options); |
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} |
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/* ----------------------------------------------------------------- |
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| Main Methods |
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| ----------------------------------------------------------------- |
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*/ |
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/** |
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* Make a distance instance. |
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* |
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* @param float|int $value |
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* @param string $unit |
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* @param array $options |
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* |
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* @return static |
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*/ |
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public static function make($value = 0, $unit = null, array $options = []) |
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{ |
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return new static($value, $unit, $options); |
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} |
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/** |
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* Initialize the unit. |
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* |
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* @param float|int $value |
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* @param string $unit |
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* @param array $options |
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*/ |
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protected function init($value, $unit, array $options) |
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{ |
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$this->setValue($value); |
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$this->setUnit($unit); |
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$this->setSymbols(Arr::get($options, 'symbols', [])); |
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$this->setNames(Arr::get($options, 'names', [])); |
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$this->setFormat( |
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Arr::get($options, 'format.decimals', 0), |
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Arr::get($options, 'format.decimal-separator', ','), |
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Arr::get($options, 'format.thousands-separator', '.') |
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); |
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} |
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/* ------------------------------------------------------------------------------------------------ |
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| Getters & Setters |
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| ------------------------------------------------------------------------------------------------ |
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*/ |
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/** |
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* Get the unit value. |
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* |
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* @return float|int |
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*/ |
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public function value() |
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{ |
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return $this->value; |
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} |
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/** |
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* Set the unit value. |
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* |
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* @param float|int $value |
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* |
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* @return static |
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*/ |
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public function setValue($value) |
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{ |
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$this->value = $value; |
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return $this; |
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} |
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/** |
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* Get the default units. |
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* |
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* @return array |
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*/ |
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public static function units() |
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{ |
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$constants = (new ReflectionClass(get_called_class())) |
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->getConstants(); |
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return array_values($constants); |
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} |
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/** |
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* Get the unit key. |
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* |
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* @return string |
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*/ |
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public function unit() |
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{ |
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return $this->unit; |
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} |
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/** |
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* Set the unit key. |
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* |
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* @param string $unit |
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* |
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* @return static |
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*/ |
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public function setUnit($unit) |
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{ |
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static::checkUnit($unit); |
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$this->unit = $unit; |
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return $this; |
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} |
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/** |
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* Get the unit symbols. |
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* |
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* @return array |
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*/ |
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public function symbols() |
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{ |
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return $this->symbols; |
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} |
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/** |
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* Get the default symbols. |
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* |
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* @return array |
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*/ |
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protected static function defaultSymbols() |
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{ |
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return array_combine(static::units(), static::units()); |
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} |
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/** |
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* Set the unit symbols. |
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* |
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* @param array $symbols |
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* |
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* @return static |
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*/ |
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public function setSymbols(array $symbols) |
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{ |
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if (empty($symbols)) $symbols = static::defaultSymbols(); |
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foreach ($symbols as $unit => $symbol) { |
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$this->setSymbol($unit, $symbol); |
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} |
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return $this; |
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} |
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/** |
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* Get the unit symbol. |
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* |
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* @return string |
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*/ |
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public function symbol() |
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{ |
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return Arr::get($this->symbols(), $this->unit()); |
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} |
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/** |
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* Set the unit symbol. |
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* |
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* @param string $unit |
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* @param string $symbol |
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* |
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* @return static |
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*/ |
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public function setSymbol($unit, $symbol) |
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{ |
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static::checkUnit($unit); |
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$this->symbols[$unit] = $symbol; |
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return $this; |
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} |
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/** |
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* Get the unit names. |
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* |
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* @return array |
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*/ |
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public function names() |
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{ |
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return $this->names; |
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} |
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/** |
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* Get the default names. |
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* |
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* @return array |
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*/ |
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abstract public function defaultNames(); |
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/** |
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* Set the unit names. |
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* |
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* @param array $names |
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* |
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* @return static |
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*/ |
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public function setNames(array $names) |
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{ |
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if (empty($names)) $names = $this->defaultNames(); |
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foreach ($names as $unit => $name) { |
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$this->setName($unit, $name); |
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} |
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return $this; |
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} |
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/** |
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* Get the unit name. |
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* |
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* @return string |
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*/ |
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public function name() |
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{ |
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return $this->getName($this->unit()); |
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} |
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/** |
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* Get the name by a given unit. |
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* |
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* @param string $unit |
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* |
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* @return string |
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*/ |
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public function getName($unit) |
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{ |
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static::checkUnit($unit); |
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return Arr::get($this->names(), $unit); |
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} |
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/** |
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* Set the unit name. |
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* |
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* @param string $unit |
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* @param string $name |
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* |
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* @return static |
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*/ |
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public function setName($unit, $name) |
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{ |
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static::checkUnit($unit); |
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$this->names[$unit] = $name; |
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return $this; |
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} |
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/** |
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* Set the format. |
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* |
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* @param int $decimals |
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* @param string $decimalSeparator |
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* @param string $thousandsSeparator |
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* |
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* @return static |
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*/ |
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public function setFormat($decimals = 0, $decimalSeparator = ',', $thousandsSeparator = '.') |
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{ |
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$this->decimals = $decimals; |
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$this->decimalSeparator = $decimalSeparator; |
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$this->thousandsSeparator = $thousandsSeparator; |
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return $this; |
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} |
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/* ------------------------------------------------------------------------------------------------ |
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| Main Functions |
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| ------------------------------------------------------------------------------------------------ |
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*/ |
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/** |
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* Convert the unit to the given unit key. |
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* |
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* @param string $to |
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* |
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* @return \Arcanedev\Units\Contracts\UnitMeasure |
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*/ |
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105 |
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public function to($to) |
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{ |
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if ($to === $this->unit()) return $this; |
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$value = static::convert($this->unit(), $to, $this->value()); |
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return static::make($value, $to, [ |
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'symbols' => $this->symbols(), |
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'names' => $this->names(), |
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'format' => [ |
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'decimals' => $this->decimals, |
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'decimal-separator' => $this->decimalSeparator, |
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'thousands-separator' => $this->thousandsSeparator, |
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], |
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]); |
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} |
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/** |
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* Convert the unit. |
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* |
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* @param string $from |
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* @param string $to |
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* @param float|int $value |
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* |
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* @return float|int |
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*/ |
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33 |
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public static function convert($from, $to, $value) |
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{ |
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return $value * static::getRatio($to, $from); |
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} |
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/** |
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* Format the unit. |
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* |
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* @param int|null $decimals |
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* @param string|null $decimalSeparator |
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* @param string|null $thousandsSeparator |
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* |
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* @return string |
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*/ |
403
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36 |
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public function format( |
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$decimals = null, |
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$decimalSeparator = null, |
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$thousandsSeparator = null |
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) { |
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36 |
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return number_format($this->value(), |
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36 |
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is_null($decimals) ? $this->decimals : $decimals, |
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36 |
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is_null($decimalSeparator) ? $this->decimalSeparator : $decimalSeparator, |
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36 |
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is_null($thousandsSeparator) ? $this->thousandsSeparator : $thousandsSeparator |
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); |
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} |
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|
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/** |
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* Format the unit with symbol. |
417
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* |
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* @param int|null $decimals |
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* @param string|null $decimalSeparator |
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* @param string|null $thousandsSeparator |
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* |
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* @return string |
423
|
|
|
*/ |
424
|
24 |
|
public function formatWithSymbol( |
425
|
|
|
$decimals = null, |
426
|
|
|
$decimalSeparator = null, |
427
|
|
|
$thousandsSeparator = null |
428
|
|
|
) { |
429
|
24 |
|
return $this->format($decimals, $decimalSeparator, $thousandsSeparator).' '.$this->symbol(); |
430
|
|
|
} |
431
|
|
|
|
432
|
|
|
/** |
433
|
|
|
* Convert object to string. |
434
|
|
|
* |
435
|
|
|
* @return string |
436
|
|
|
*/ |
437
|
12 |
|
public function __toString() |
438
|
|
|
{ |
439
|
12 |
|
return $this->formatWithSymbol(); |
440
|
|
|
} |
441
|
|
|
|
442
|
|
|
/* ------------------------------------------------------------------------------------------------ |
443
|
|
|
| Check Functions |
444
|
|
|
| ------------------------------------------------------------------------------------------------ |
445
|
|
|
*/ |
446
|
|
|
/** |
447
|
|
|
* Get the unit ratio. |
448
|
|
|
* |
449
|
|
|
* @param string $to |
450
|
|
|
* @param string $from |
451
|
|
|
* |
452
|
|
|
* @return float|int |
453
|
|
|
*/ |
454
|
18 |
|
protected static function getRatio($to, $from) |
455
|
|
|
{ |
456
|
18 |
|
static::checkUnit($from); |
457
|
18 |
|
static::checkUnit($to); |
458
|
|
|
|
459
|
18 |
|
if ($to === $from) return 1; |
460
|
|
|
|
461
|
18 |
|
$ratios = static::getRatios(); |
462
|
|
|
|
463
|
18 |
|
return $ratios[$to] / $ratios[$from]; |
464
|
|
|
} |
465
|
|
|
|
466
|
|
|
/** |
467
|
|
|
* Get all the unit ratios. |
468
|
|
|
* |
469
|
|
|
* @codeCoverageIgnore |
470
|
|
|
* |
471
|
|
|
* @return array |
472
|
|
|
*/ |
473
|
|
|
protected static function getRatios() |
474
|
|
|
{ |
475
|
|
|
return []; |
476
|
|
|
} |
477
|
|
|
|
478
|
|
|
/** |
479
|
|
|
* Check the weight unit. |
480
|
|
|
* |
481
|
|
|
* @param string $unit |
482
|
|
|
*/ |
483
|
267 |
|
protected static function checkUnit($unit) |
484
|
|
|
{ |
485
|
267 |
|
if ( ! in_array($unit, static::units())) { |
486
|
12 |
|
$class = static::class; |
487
|
|
|
|
488
|
12 |
|
throw new InvalidUnitException( |
489
|
12 |
|
"Invalid unit of measurement [{$unit}] in $class." |
490
|
|
|
); |
491
|
|
|
} |
492
|
267 |
|
} |
493
|
|
|
} |
494
|
|
|
|