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<?php |
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|
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namespace TablePress\PhpOffice\PhpSpreadsheet\Calculation\LookupRef; |
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|
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use TablePress\PhpOffice\PhpSpreadsheet\Calculation\Calculation; |
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use TablePress\PhpOffice\PhpSpreadsheet\Calculation\Information\ExcelError; |
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use TablePress\PhpOffice\PhpSpreadsheet\Cell\Cell; |
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use TablePress\PhpOffice\PhpSpreadsheet\Shared\StringHelper; |
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|
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class Formula |
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{ |
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/** |
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* FORMULATEXT. |
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* |
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* @param mixed $cellReference The cell to check |
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* @param ?Cell $cell The current cell (containing this formula) |
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*/ |
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public static function text($cellReference = '', ?Cell $cell = null): string |
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{ |
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if ($cell === null) { |
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return ExcelError::REF(); |
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} |
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|
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$worksheet = null; |
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$cellReference = StringHelper::convertToString($cellReference); |
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if (1 === preg_match('/^' . Calculation::CALCULATION_REGEXP_CELLREF . '$/i', $cellReference, $matches)) { |
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$cellReference = $matches[6] . $matches[7]; |
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$worksheetName = trim($matches[3], "'"); |
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$worksheet = (!empty($worksheetName)) |
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? $cell->getWorksheet()->getParentOrThrow()->getSheetByName($worksheetName) |
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: $cell->getWorksheet(); |
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} |
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|
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if ( |
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$worksheet === null |
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|| !$worksheet->cellExists($cellReference) |
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|| !$worksheet->getCell($cellReference)->isFormula() |
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) { |
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return ExcelError::NA(); |
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} |
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|
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return $worksheet->getCell($cellReference)->getValueString(); |
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} |
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} |
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|
