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<?php |
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|
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namespace TablePress\PhpOffice\PhpSpreadsheet\Style\NumberFormat; |
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|
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use TablePress\PhpOffice\PhpSpreadsheet\Calculation\MathTrig; |
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|
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class FractionFormatter extends BaseFormatter |
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{ |
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/** @param mixed $value value to be formatted */ |
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public static function format($value, string $format): string |
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{ |
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$format = self::stripQuotes($format); |
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$value = (float) $value; |
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$absValue = abs($value); |
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|
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$sign = ($value < 0.0) ? '-' : ''; |
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|
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$integerPart = floor($absValue); |
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|
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$decimalPart = self::getDecimal((string) $absValue); |
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if ($decimalPart === '0') { |
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return "{$sign}{$integerPart}"; |
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} |
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$decimalLength = strlen($decimalPart); |
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$decimalDivisor = 10 ** $decimalLength; |
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|
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preg_match('/(#?.*\?)\/(\?+|\d+)/', $format, $matches); |
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$formatIntegerPart = $matches[1] ?? '0'; |
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|
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if (isset($matches[2]) && is_numeric($matches[2])) { |
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$fractionDivisor = 100 / (int) $matches[2]; |
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} else { |
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/** @var float $fractionDivisor */ |
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$fractionDivisor = MathTrig\Gcd::evaluate((int) $decimalPart, $decimalDivisor); |
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} |
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|
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$adjustedDecimalPart = (int) round((int) $decimalPart / $fractionDivisor, 0); |
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$adjustedDecimalDivisor = $decimalDivisor / $fractionDivisor; |
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|
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if ((str_contains($formatIntegerPart, '0'))) { |
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return "{$sign}{$integerPart} {$adjustedDecimalPart}/{$adjustedDecimalDivisor}"; |
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} elseif ((str_contains($formatIntegerPart, '#'))) { |
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if ($integerPart == 0) { |
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return "{$sign}{$adjustedDecimalPart}/{$adjustedDecimalDivisor}"; |
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} |
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|
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return "{$sign}{$integerPart} {$adjustedDecimalPart}/{$adjustedDecimalDivisor}"; |
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} elseif ((str_starts_with($formatIntegerPart, '? ?'))) { |
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if ($integerPart == 0) { |
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$integerPart = ''; |
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} |
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|
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return "{$sign}{$integerPart} {$adjustedDecimalPart}/{$adjustedDecimalDivisor}"; |
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} |
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|
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$adjustedDecimalPart += $integerPart * $adjustedDecimalDivisor; |
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|
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return "{$sign}{$adjustedDecimalPart}/{$adjustedDecimalDivisor}"; |
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} |
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|
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private static function getDecimal(string $value): string |
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{ |
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$decimalPart = '0'; |
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if (preg_match('/^\d*[.](\d*[1-9])0*$/', $value, $matches) === 1) { |
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$decimalPart = $matches[1]; |
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} |
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|
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return $decimalPart; |
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} |
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} |
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