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<?php |
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namespace PhpOffice\PhpSpreadsheet\Cell; |
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use PhpOffice\PhpSpreadsheet\Calculation\Calculation; |
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use PhpOffice\PhpSpreadsheet\Calculation\Information\ExcelError; |
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use PhpOffice\PhpSpreadsheet\Exception; |
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/** |
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* Validate a cell value according to its validation rules. |
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*/ |
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class DataValidator |
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{ |
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/** |
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* Does this cell contain valid value? |
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* |
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* @param Cell $cell Cell to check the value |
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*/ |
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public function isValid(Cell $cell): bool |
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{ |
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if (!$cell->hasDataValidation() || $cell->getDataValidation()->getType() === DataValidation::TYPE_NONE) { |
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return true; |
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} |
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$cellValue = $cell->getValue(); |
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$dataValidation = $cell->getDataValidation(); |
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if (!$dataValidation->getAllowBlank() && ($cellValue === null || $cellValue === '')) { |
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return false; |
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} |
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$returnValue = false; |
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$type = $dataValidation->getType(); |
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if ($type === DataValidation::TYPE_LIST) { |
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$returnValue = $this->isValueInList($cell); |
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} elseif ($type === DataValidation::TYPE_WHOLE) { |
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if (!is_numeric($cellValue) || fmod((float) $cellValue, 1) != 0) { |
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$returnValue = false; |
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} else { |
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$returnValue = $this->numericOperator($dataValidation, (int) $cellValue, $cell); |
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} |
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} elseif ($type === DataValidation::TYPE_DECIMAL || $type === DataValidation::TYPE_DATE || $type === DataValidation::TYPE_TIME) { |
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if (!is_numeric($cellValue)) { |
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$returnValue = false; |
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} else { |
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$returnValue = $this->numericOperator($dataValidation, (float) $cellValue, $cell); |
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} |
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} elseif ($type === DataValidation::TYPE_TEXTLENGTH) { |
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$returnValue = $this->numericOperator($dataValidation, mb_strlen($cell->getValueString()), $cell); |
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} |
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return $returnValue; |
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} |
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private function numericOperator(DataValidation $dataValidation, int|float $cellValue, Cell $cell): bool |
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{ |
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$calculation = null; |
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$operator = $dataValidation->getOperator(); |
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$formula1 = $dataValidation->getFormula1(); |
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if (!is_numeric($formula1)) { |
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$calculation = Calculation::getInstance($cell->getWorksheet()->getParent()); |
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try { |
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$result = $calculation |
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->calculateFormula("=$formula1", $cell->getCoordinate(), $cell); |
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while (is_array($result)) { |
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$result = array_pop($result); |
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} |
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$formula1 = $result; |
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} catch (Exception) { |
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// do nothing |
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} |
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} |
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$formula2 = 0; |
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if ($operator === DataValidation::OPERATOR_BETWEEN || $operator === DataValidation::OPERATOR_NOTBETWEEN) { |
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$formula2 = $dataValidation->getFormula2(); |
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if (!is_numeric($formula2)) { |
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$calculation ??= Calculation::getInstance($cell->getWorksheet()->getParent()); |
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try { |
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$result = $calculation |
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->calculateFormula("=$formula2", $cell->getCoordinate(), $cell); |
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while (is_array($result)) { |
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$result = array_pop($result); |
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} |
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$formula2 = $result; |
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} catch (Exception) { |
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// do nothing |
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} |
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} |
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} |
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$returnValue = false; |
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if ($operator === DataValidation::OPERATOR_BETWEEN) { |
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$returnValue = $cellValue >= $formula1 && $cellValue <= $formula2; |
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} elseif ($operator === DataValidation::OPERATOR_NOTBETWEEN) { |
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$returnValue = $cellValue < $formula1 || $cellValue > $formula2; |
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} elseif ($operator === DataValidation::OPERATOR_EQUAL) { |
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$returnValue = $cellValue == $formula1; |
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} elseif ($operator === DataValidation::OPERATOR_NOTEQUAL) { |
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$returnValue = $cellValue != $formula1; |
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} elseif ($operator === DataValidation::OPERATOR_LESSTHAN) { |
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$returnValue = $cellValue < $formula1; |
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} elseif ($operator === DataValidation::OPERATOR_LESSTHANOREQUAL) { |
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$returnValue = $cellValue <= $formula1; |
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} elseif ($operator === DataValidation::OPERATOR_GREATERTHAN) { |
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$returnValue = $cellValue > $formula1; |
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} elseif ($operator === DataValidation::OPERATOR_GREATERTHANOREQUAL) { |
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$returnValue = $cellValue >= $formula1; |
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} |
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return $returnValue; |
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} |
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/** |
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* Does this cell contain valid value, based on list? |
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* |
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* @param Cell $cell Cell to check the value |
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*/ |
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private function isValueInList(Cell $cell): bool |
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{ |
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$cellValueString = $cell->getValueString(); |
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$dataValidation = $cell->getDataValidation(); |
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$formula1 = $dataValidation->getFormula1(); |
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if (!empty($formula1)) { |
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// inline values list |
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if ($formula1[0] === '"') { |
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return in_array(strtolower($cellValueString), explode(',', strtolower(trim($formula1, '"'))), true); |
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} elseif (strpos($formula1, ':') > 0) { |
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// values list cells |
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$matchFormula = '=MATCH(' . $cell->getCoordinate() . ', ' . $formula1 . ', 0)'; |
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$calculation = Calculation::getInstance($cell->getWorksheet()->getParent()); |
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try { |
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$result = $calculation->calculateFormula($matchFormula, $cell->getCoordinate(), $cell); |
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while (is_array($result)) { |
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$result = array_pop($result); |
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} |
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return $result !== ExcelError::NA(); |
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} catch (Exception) { |
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return false; |
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} |
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} |
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} |
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return true; |
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} |
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} |
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PHPOffice /
PhpSpreadsheet
