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<?php |
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namespace Geezify\Converter; |
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/** |
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* Converter class provide the base functionality |
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* for the Ascii and Geez converters. |
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* |
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* @author Sam As End <4sam21{at}gmail.com> |
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*/ |
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abstract class Converter |
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{ |
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// i don't want readers to think it's a white |
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// space, it's just an empty string |
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const EMPTY_CHARACTER = ''; |
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const GEEZ_NUMBERS = [ |
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0 => '', '፩', '፪', '፫', '፬', '፭', '፮', '፯', '፰', '፱', '፲', |
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20 => '፳', |
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30 => '፴', |
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40 => '፵', |
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50 => '፶', |
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60 => '፷', |
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70 => '፸', |
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80 => '፹', |
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90 => '፺', |
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100 => '፻', |
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10000 => '፼', |
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]; |
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/** |
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* Check if a number is strictly ZERO. |
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* |
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* @param int $number |
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* |
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* @return bool if true it's zero |
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*/ |
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public static function isZero($number) |
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{ |
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return $number === 0; |
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} |
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abstract public function convert($number); |
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/** |
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* Checks if the number is ፻. |
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* |
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* @param string $geez_number |
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* |
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* @return bool |
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*/ |
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protected function isGeezNumberHundred($geez_number) |
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{ |
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return $this->isGeezNumber($geez_number, 100); |
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} |
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/** |
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* Checks if the geez number character is equal to ascii number. |
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* |
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* @param string $geez_number |
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* @param int $number |
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* |
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* @return bool |
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*/ |
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protected function isGeezNumber($geez_number, $number) |
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{ |
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return $geez_number === self::GEEZ_NUMBERS[$number]; |
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} |
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/** |
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* Checks if the number is ፩. |
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* |
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* @param $geez_number |
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* |
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* @return bool |
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*/ |
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protected function isGeezNumberOne($geez_number) |
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{ |
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return $this->isGeezNumber($geez_number, 1); |
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} |
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/** |
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* Checks if the number is ፼ |
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* |
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* @param $geez_number |
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* |
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* @return bool |
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*/ |
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protected function isGeezNumberTenThousand($geez_number) |
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{ |
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return $this->isGeezNumber($geez_number, 10000); |
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} |
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} |
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geezify /
geezify-php
