FM / Conversion

/home/techb158/exp.abdallabala.com/vendor/mpdf/mpdf/src/Conversion/

/home/techb158/exp.abdallabala.com/vendor/mpdf/mpdf/src/Conversion

Name	Size	Mode	Actions
DecToAlpha.php	910	0644	edit dl rm
DecToCjk.php	390	0644	edit dl rm
DecToHebrew.php	2275	0644	edit dl rm
DecToOther.php	1309	0644	edit dl rm
DecToRoman.php	3015	0644	edit dl rm

Edit: /home/techb158/exp.abdallabala.com/vendor/mpdf/mpdf/src/Conversion/DecToRoman.php (3015B)

<?php

namespace Mpdf\Conversion;

/**
 * @link https://github.com/JeroenDeDauw/RomanNumbers
 * @license GNU GPL v2+
 */
class DecToRoman
{

private $symbolMap;

public function __construct(array $symbolMap = [])
	{
		if ($symbolMap !== []) {
			$this->symbolMap = $symbolMap;
		} else {
			$this->symbolMap = [['I', 'V'], ['X', 'L'], ['C', 'D'], ['M']];
		}
	}

public function convert($number, $toUpper = true)
	{
		$this->ensureNumberIsAnInteger($number);
		$this->ensureNumberIsWithinBounds($number);

return $this->constructRomanString($number, $toUpper);
	}

private function ensureNumberIsAnInteger($number)
	{
		if (!is_int($number)) {
			throw new \InvalidArgumentException('Can only translate integers to roman');
		}
	}

private function ensureNumberIsWithinBounds($number)
	{
		if ($number < 1) {
			throw new \OutOfRangeException('Numbers under one cannot be translated to roman');
		}

if ($number > $this->getUpperBound()) {
			throw new \OutOfBoundsException('The provided number is to big to be fully translated to roman');
		}
	}

public function getUpperBound()
	{
		$symbolGroupCount = count($this->symbolMap);
		$valueOfOne = 10 ** ($symbolGroupCount - 1);

$hasFiveSymbol = array_key_exists(1, $this->symbolMap[$symbolGroupCount - 1]);

return $valueOfOne * ($hasFiveSymbol ? 9 : 4) - 1;
	}

private function constructRomanString($number, $toUpper)
	{
		$romanNumber = '';

$symbolMapCount = count($this->symbolMap);
		for ($i = 0; $i < $symbolMapCount; $i++) {
			$divisor = 10 ** ($i + 1);
			$remainder = $number % $divisor;
			$digit = $remainder / (10 ** $i);

$number -= $remainder;
			$romanNumber = $this->formatDigit($digit, $i) . $romanNumber;

if ($number === 0) {
				break;
			}
		}

if (!$toUpper) {
			$romanNumber = strtolower($romanNumber);
		}

return $romanNumber;
	}

private function formatDigit($digit, $orderOfMagnitude)
	{
		if ($digit === 0) {
			return '';
		}

if ($digit === 4 || $digit === 9) {
			return $this->formatFourOrNine($digit, $orderOfMagnitude);
		}

$romanNumber = '';

if ($digit >= 5) {
			$digit -= 5;
			$romanNumber .= $this->getFiveSymbol($orderOfMagnitude);
		}

$romanNumber .= $this->formatOneToThree($orderOfMagnitude, $digit);

return $romanNumber;
	}

private function formatFourOrNine($digit, $orderOfMagnitude)
	{
		$firstSymbol = $this->getOneSymbol($orderOfMagnitude);
		$secondSymbol = $digit === 4
			? $this->getFiveSymbol($orderOfMagnitude)
			: $this->getTenSymbol($orderOfMagnitude);

return $firstSymbol . $secondSymbol;
	}

private function formatOneToThree($orderOfMagnitude, $digit)
	{
		return str_repeat($this->getOneSymbol($orderOfMagnitude), $digit);
	}

private function getOneSymbol($orderOfMagnitude)
	{
		return $this->symbolMap[$orderOfMagnitude][0];
	}

private function getFiveSymbol($orderOfMagnitude)
	{
		return $this->symbolMap[$orderOfMagnitude][1];
	}

private function getTenSymbol($orderOfMagnitude)
	{
		return $this->symbolMap[$orderOfMagnitude + 1][0];
	}

}

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