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<?php
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namespace PhpOffice\PhpSpreadsheet\Calculation\TextData;
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use PhpOffice\PhpSpreadsheet\Calculation\Calculation;
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use PhpOffice\PhpSpreadsheet\Calculation\Exception as CalcExp;
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use PhpOffice\PhpSpreadsheet\Calculation\Functions;
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use PhpOffice\PhpSpreadsheet\Calculation\Information\ErrorValue;
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use PhpOffice\PhpSpreadsheet\Calculation\Information\ExcelError;
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class Helpers
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{
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public static function convertBooleanValue(bool $value): string
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{
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if (Functions::getCompatibilityMode() == Functions::COMPATIBILITY_OPENOFFICE) {
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return $value ? '1' : '0';
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}
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return ($value) ? Calculation::getTRUE() : Calculation::getFALSE();
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}
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/**
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* @param mixed $value String value from which to extract characters
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*/
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public static function extractString(mixed $value, bool $throwIfError = false): string
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{
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if (is_bool($value)) {
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return self::convertBooleanValue($value);
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}
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if ($throwIfError && is_string($value) && ErrorValue::isError($value, true)) {
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throw new CalcExp($value);
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}
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return (string) $value;
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}
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public static function extractInt(mixed $value, int $minValue, int $gnumericNull = 0, bool $ooBoolOk = false): int
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{
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if ($value === null) {
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// usually 0, but sometimes 1 for Gnumeric
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$value = (Functions::getCompatibilityMode() === Functions::COMPATIBILITY_GNUMERIC) ? $gnumericNull : 0;
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}
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if (is_bool($value) && ($ooBoolOk || Functions::getCompatibilityMode() !== Functions::COMPATIBILITY_OPENOFFICE)) {
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$value = (int) $value;
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}
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if (!is_numeric($value)) {
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throw new CalcExp(ExcelError::VALUE());
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}
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$value = (int) $value;
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if ($value < $minValue) {
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throw new CalcExp(ExcelError::VALUE());
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}
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return (int) $value;
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}
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public static function extractFloat(mixed $value): float
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{
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if ($value === null) {
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$value = 0.0;
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}
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if (is_bool($value)) {
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$value = (float) $value;
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}
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if (!is_numeric($value)) {
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if (is_string($value) && ErrorValue::isError($value, true)) {
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throw new CalcExp($value);
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}
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throw new CalcExp(ExcelError::VALUE());
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}
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return (float) $value;
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}
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public static function validateInt(mixed $value, bool $throwIfError = false): int
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{
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if ($value === null) {
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$value = 0;
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} elseif (is_bool($value)) {
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$value = (int) $value;
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} elseif ($throwIfError && is_string($value) && !is_numeric($value)) {
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if (!ErrorValue::isError($value, true)) {
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$value = ExcelError::VALUE();
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}
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throw new CalcExp($value);
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}
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return (int) $value;
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}
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}
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