Docx::parseRelationships

protected function parseRelationships(string $documentPath): array
{
	$relationshipPath = $this->getRelationshipPath($documentPath);
	$relationshipsContent = $this->zip->getFromName($relationshipPath);
	$relationshipsData = [];
	$relationshipsDocument = new DOMDocument();
	if(!empty($relationshipsContent))
	{
		try
		{
			$relationshipsDocument->loadXML($relationshipsContent);
		}
		catch (ValueError $emptyArgumentError)
		{
			Application::getInstance()->getExceptionHandler()->writeToLog($emptyArgumentError);
		}
		foreach($relationshipsDocument->getElementsByTagName('Relationship') as $relationship)
		{
			$id = $relationship->attributes->getNamedItem('Id');
			if($id)
			{
				$id = $id->value;
			}
			$target = $relationship->attributes->getNamedItem('Target');
			if($target)
			{
				$target = $target->value;
			}
			$type = $relationship->attributes->getNamedItem('Type');
			if($type)
			{
				$type = $type->value;
			}
			if($id && $target && $type)
			{
				$relationshipsData[$type][$id] = [
					'type' => $type,
					'id' => $id,
					'target' => $target,
					'node' => $relationship,
				];
			}
		}
	}

	return [
		'data' => $relationshipsData,
		'document' => $relationshipsDocument,
		'path' => $relationshipPath,
	];
}