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<?php
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namespace PhpOffice\PhpSpreadsheet\Calculation\LookupRef;
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use PhpOffice\PhpSpreadsheet\Cell\AddressHelper;
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use PhpOffice\PhpSpreadsheet\Cell\Cell;
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use PhpOffice\PhpSpreadsheet\DefinedName;
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use PhpOffice\PhpSpreadsheet\Worksheet\Worksheet;
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class Helpers
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{
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public const CELLADDRESS_USE_A1 = true;
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public const CELLADDRESS_USE_R1C1 = false;
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private static function convertR1C1(string &$cellAddress1, ?string &$cellAddress2, bool $a1, ?int $baseRow = null, ?int $baseCol = null): string
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{
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if ($a1 === self::CELLADDRESS_USE_R1C1) {
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$cellAddress1 = AddressHelper::convertToA1($cellAddress1, $baseRow ?? 1, $baseCol ?? 1);
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if ($cellAddress2) {
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$cellAddress2 = AddressHelper::convertToA1($cellAddress2, $baseRow ?? 1, $baseCol ?? 1);
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}
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}
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return $cellAddress1 . ($cellAddress2 ? ":$cellAddress2" : '');
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}
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private static function adjustSheetTitle(string &$sheetTitle, ?string $value): void
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{
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if ($sheetTitle) {
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$sheetTitle .= '!';
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if (stripos($value ?? '', $sheetTitle) === 0) {
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$sheetTitle = '';
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}
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}
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}
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public static function extractCellAddresses(string $cellAddress, bool $a1, Worksheet $sheet, string $sheetName = '', ?int $baseRow = null, ?int $baseCol = null): array
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{
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$cellAddress1 = $cellAddress;
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$cellAddress2 = null;
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$namedRange = DefinedName::resolveName($cellAddress1, $sheet, $sheetName);
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if ($namedRange !== null) {
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$workSheet = $namedRange->getWorkSheet();
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$sheetTitle = ($workSheet === null) ? '' : $workSheet->getTitle();
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$value = (string) preg_replace('/^=/', '', $namedRange->getValue());
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self::adjustSheetTitle($sheetTitle, $value);
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$cellAddress1 = $sheetTitle . $value;
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$cellAddress = $cellAddress1;
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$a1 = self::CELLADDRESS_USE_A1;
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}
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if (str_contains($cellAddress, ':')) {
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[$cellAddress1, $cellAddress2] = explode(':', $cellAddress);
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}
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$cellAddress = self::convertR1C1($cellAddress1, $cellAddress2, $a1, $baseRow, $baseCol);
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return [$cellAddress1, $cellAddress2, $cellAddress];
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}
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public static function extractWorksheet(string $cellAddress, Cell $cell): array
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{
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$sheetName = '';
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if (str_contains($cellAddress, '!')) {
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[$sheetName, $cellAddress] = Worksheet::extractSheetTitle($cellAddress, true, true);
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}
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$worksheet = ($sheetName !== '')
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? $cell->getWorksheet()->getParentOrThrow()->getSheetByName($sheetName)
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: $cell->getWorksheet();
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return [$cellAddress, $worksheet, $sheetName];
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}
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}
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