.. Instead, it is used as a passthrough.
/**
* If the text node has the attribute 'xml:space="preserve"', then preserve whitespace.
*
* @param \Box\Spout\Reader\Wrapper\SimpleXMLElement $textNode The text node element (<t>) whitespace may be preserved
* @return bool Whether whitespace should be preserved
*/
protected function shouldPreserveWhitespace($textNode)
{
$spaceValue = $textNode->getAttribute('space', 'xml');
return $spaceValue === 'preserve';
}
/**
* @return void
*/
public function testRemoveNodeMatchingXPath()
{
$xml = <<<XML
<?xml version="1.0" encoding="UTF-8"?>
<worksheet>
<sheetData>
<row r="1">
<c r="A1"><v>0</v></c>
<c r="A2"><v>1</v></c>
</row>
</sheetData>
</worksheet>
XML;
$element = new SimpleXMLElement($xml);
$this->assertNotNull($element->getFirstChildByTagName('sheetData'));
$element->removeNodesMatchingXPath('//sheetData');
$this->assertNull($element->getFirstChildByTagName('sheetData'));
}
/**
* Loads the contents of the given file in an XML parser and register the given XPath namespace.
*
* @param string $xmlFilePath The path of the XML file inside the XLSX file
* @param string $mainNamespace The main XPath namespace to register
* @return \Box\Spout\Reader\Wrapper\SimpleXMLElement The XML element representing the file
*/
protected function getFileAsXMLElementWithNamespace($xmlFilePath, $mainNamespace)
{
$xmlContents = $this->globalFunctionsHelper->file_get_contents('zip://' . $this->filePath . '#' . $xmlFilePath);
$xmlElement = new SimpleXMLElement($xmlContents);
$xmlElement->registerXPathNamespace('ns', $mainNamespace);
return $xmlElement;
}
/**
* Wraps the given element into an instance of the wrapper
*
* @param \SimpleXMLElement $element Element to be wrapped
* @return SimpleXMLElement|null The wrapped element or NULL if the given element is invalid
*/
protected function wrapSimpleXMLElement(\SimpleXMLElement $element)
{
$wrappedElement = null;
$elementAsXML = $element->asXML();
if ($elementAsXML !== false) {
$wrappedElement = new SimpleXMLElement($elementAsXML);
}
return $wrappedElement;
}
/**
* Extracts style attributes from the "xf" nodes, inside the "cellXfs" section.
* For simplicity, the styles attributes are kept in memory. This is possible thanks
* to the reuse of styles. So 1 million cells should not use 1 million styles.
*
* @param SimpleXMLElement $cellXfsNode The "cellXfs" node
* @return void
*/
protected function extractStyleAttributes($cellXfsNode)
{
foreach ($cellXfsNode->children() as $xfNode) {
$this->stylesAttributes[] = [self::XML_ATTRIBUTE_NUM_FMT_ID => intval($xfNode->getAttribute(self::XML_ATTRIBUTE_NUM_FMT_ID)), self::XML_ATTRIBUTE_APPLY_NUMBER_FORMAT => !!$xfNode->getAttribute(self::XML_ATTRIBUTE_APPLY_NUMBER_FORMAT)];
}
}