Method loadPackage

src/3rdparty/QXlsx/source/xlsxdocument.cpp:172–320

}

bool DocumentPrivate::loadPackage(QIODevice *device)
{
	Q_Q(Document);
	ZipReader zipReader(device);
	QStringList filePaths = zipReader.filePaths();

	//Load the Content_Types file
	if (!filePaths.contains(QLatin1String("[Content_Types].xml")))
		return false;
    contentTypes = std::make_shared<ContentTypes>(ContentTypes::F_LoadFromExists);
	contentTypes->loadFromXmlData(zipReader.fileData(QStringLiteral("[Content_Types].xml")));

	//Load root rels file
	if (!filePaths.contains(QLatin1String("_rels/.rels")))
		return false;
	Relationships rootRels;
	rootRels.loadFromXmlData(zipReader.fileData(QStringLiteral("_rels/.rels")));

	//load core property
	QList<XlsxRelationship> rels_core = rootRels.packageRelationships(QStringLiteral("/metadata/core-properties"));
	if (!rels_core.isEmpty()) {
		//Get the core property file name if it exists.
		//In normal case, this should be "docProps/core.xml"
		QString docPropsCore_Name = rels_core[0].target;

		DocPropsCore props(DocPropsCore::F_LoadFromExists);
		props.loadFromXmlData(zipReader.fileData(docPropsCore_Name));
        const auto propNames = props.propertyNames();
        for (const QString &name : propNames)
			q->setDocumentProperty(name, props.property(name));
	}

	//load app property
	QList<XlsxRelationship> rels_app = rootRels.documentRelationships(QStringLiteral("/extended-properties"));
	if (!rels_app.isEmpty()) {
		//Get the app property file name if it exists.
		//In normal case, this should be "docProps/app.xml"
		QString docPropsApp_Name = rels_app[0].target;

		DocPropsApp props(DocPropsApp::F_LoadFromExists);
		props.loadFromXmlData(zipReader.fileData(docPropsApp_Name));
        const auto propNames = props.propertyNames();
        for (const QString &name : propNames)
			q->setDocumentProperty(name, props.property(name));
	}

	//load workbook now, Get the workbook file path from the root rels file
	//In normal case, this should be "xl/workbook.xml"
    workbook = QSharedPointer<Workbook>(new Workbook(Workbook::F_LoadFromExists));
	QList<XlsxRelationship> rels_xl = rootRels.documentRelationships(QStringLiteral("/officeDocument"));
	if (rels_xl.isEmpty())
		return false;
    const QString xlworkbook_Path = rels_xl[0].target;
    const auto parts = splitPath(xlworkbook_Path);
    const QString xlworkbook_Dir = parts.first();
    const QString relFilePath = getRelFilePath(xlworkbook_Path);

    workbook->relationships()->loadFromXmlData( zipReader.fileData(relFilePath) );