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<?php
namespace PhpOffice\PhpSpreadsheet\Reader\Ods;
use DOMElement;
use PhpOffice\PhpSpreadsheet\DefinedName;
use PhpOffice\PhpSpreadsheet\Worksheet\Worksheet;
class DefinedNames extends BaseLoader
{
public function read(DOMElement $workbookData): void
{
$this->readDefinedRanges($workbookData);
$this->readDefinedExpressions($workbookData);
}
/**
* Read any Named Ranges that are defined in this spreadsheet.
*/
protected function readDefinedRanges(DOMElement $workbookData): void
{
$namedRanges = $workbookData->getElementsByTagNameNS($this->tableNs, 'named-range');
foreach ($namedRanges as $definedNameElement) {
$definedName = $definedNameElement->getAttributeNS($this->tableNs, 'name');
$baseAddress = $definedNameElement->getAttributeNS($this->tableNs, 'base-cell-address');
$range = $definedNameElement->getAttributeNS($this->tableNs, 'cell-range-address');
$baseAddress = FormulaTranslator::convertToExcelAddressValue($baseAddress);
$range = FormulaTranslator::convertToExcelAddressValue($range);
$this->addDefinedName($baseAddress, $definedName, $range);
}
}
/**
* Read any Named Formulae that are defined in this spreadsheet.
*/
protected function readDefinedExpressions(DOMElement $workbookData): void
{
$namedExpressions = $workbookData->getElementsByTagNameNS($this->tableNs, 'named-expression');
foreach ($namedExpressions as $definedNameElement) {
$definedName = $definedNameElement->getAttributeNS($this->tableNs, 'name');
$baseAddress = $definedNameElement->getAttributeNS($this->tableNs, 'base-cell-address');
$expression = $definedNameElement->getAttributeNS($this->tableNs, 'expression');
$baseAddress = FormulaTranslator::convertToExcelAddressValue($baseAddress);
$expression = substr($expression, strpos($expression, ':=') + 1);
$expression = FormulaTranslator::convertToExcelFormulaValue($expression);
$this->addDefinedName($baseAddress, $definedName, $expression);
}
}
/**
* Assess scope and store the Defined Name.
*/
private function addDefinedName(string $baseAddress, string $definedName, string $value): void
{
[$sheetReference] = Worksheet::extractSheetTitle($baseAddress, true);
$worksheet = $this->spreadsheet->getSheetByName($sheetReference);
// Worksheet might still be null if we're only loading selected sheets rather than the full spreadsheet
if ($worksheet !== null) {
$this->spreadsheet->addDefinedName(DefinedName::createInstance((string) $definedName, $worksheet, $value));
}
}
}
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