C++ XmlDocument::SelectNodes方法代码示例

CA_API UINT __stdcall TemplateFiles_Deferred(MSIHANDLE hInstall)
{
	MSI_EXCEPTION_HANDLER_PROLOG;
    MsiInstall msiInstall(hInstall);

    AppSecInc::Xml::XmlDocument xmlDocument;
    xmlDocument.LoadXml(msiInstall.GetActionData());

    MSXML2::IXMLDOMNodeListPtr rows = xmlDocument.SelectNodes(L"//TemplateFile[@execute='true']"); // \todo //Row[@rollback='false']
    MSXML2::IXMLDOMNodePtr row = NULL;
    while (NULL != (row = rows->nextNode()))
    {
        std::wstring id = xmlDocument.GetAttributeValue(L"id", row);
        std::wstring source = xmlDocument.GetNodeValue(L"Source", row);
        std::wstring target = xmlDocument.GetNodeValue(L"Target", row, source);

		msiInstall.LogInfo(L"TemplateFiles_Deferred", source + L" => " + target);

        std::map<std::wstring, std::wstring> properties;

        {
            MSXML2::IXMLDOMNodeListPtr property_rows = xmlDocument.SelectNodes(L"Properties/Property", row);
            MSXML2::IXMLDOMNodePtr property_row = NULL;
            while (NULL != (property_row = property_rows->nextNode()))
            {
                std::wstring name = xmlDocument.GetAttributeValue(L"name", property_row);
                std::wstring value = xmlDocument.GetAttributeValue(L"value", property_row);
                long escape = AppSecInc::StringUtils::stringToLong(xmlDocument.GetAttributeValue(L"escape", property_row, L"0"));
                properties[name] = escape == 1 ? AppSecInc::StringUtils::escape(value) : value;
            }
        }

        std::wstring data;
        bool utf8 = AppSecInc::File::ReadAndConvertToEnd(source, data);
        data = AppSecInc::Formatter::FormatTemplate(data, properties);

		std::string char_data;
		if (utf8) 
		{
			char_data = AppSecInc::StringUtils::wc2utf8(data);
			char_data.insert(0, std::string(reinterpret_cast<char *>(AppSecInc::File::utf8_bom)));
		}
		else
		{
			char_data = AppSecInc::StringUtils::wc2mb(data);
		}

        std::vector<char> binary_data;
        binary_data.assign(char_data.begin(), char_data.end());

        AppSecInc::File::FileWrite(target, binary_data);
    }

	MSI_EXCEPTION_HANDLER_EPILOG;
    return ERROR_SUCCESS;
}

void XmlDocumentUnitTests::testSelectNodes()
{	
	struct testSelectNodes_TestData
	{
		LPCWSTR xpath;
		long count;
	};

    testSelectNodes_TestData testdata[] = 
    {
        { L"/bookstore", 1 },
        { L"/bookstore/book", 2 }
    };

	std::wstring xmlfile = GetLocalFileLocation(L"store.xml");
	std::wcout << std::endl << L"Xml: " << xmlfile;
	AppSecInc::Xml::XmlDocument xml;
	xml.Load(xmlfile, CLSID_DOMDocument);

    for (int i = 0; i < ARRAYSIZE(testdata); i++)
    {
        MSXML2::IXMLDOMNodeListPtr nodes = xml.SelectNodes(testdata[i].xpath);
        std::wcout << std::endl << testdata[i].xpath << L": " << nodes->length;
        CPPUNIT_ASSERT(testdata[i].count == nodes->length);
    }
}

CA_API UINT __stdcall LocalGroupMembers_Deferred(MSIHANDLE hInstall)
{
	MSI_EXCEPTION_HANDLER_PROLOG;
    MsiInstall msiInstall(hInstall);

    AppSecInc::Xml::XmlDocument xmlDocument;
    xmlDocument.LoadXml(msiInstall.GetActionData());

    MSXML2::IXMLDOMNodeListPtr rows = xmlDocument.SelectNodes(L"/LocalGroupMembers/LocalGroupMember");
    MSXML2::IXMLDOMNodePtr row = NULL;
    while (NULL != (row = rows->nextNode()))
    {
        std::wstring id = xmlDocument.GetAttributeValue(L"id", row);
        std::wstring username = xmlDocument.GetNodeValue(L"Username", row);
        std::wstring groupname = xmlDocument.GetNodeValue(L"Group", row, L"");
        bool add_member = xmlDocument.GetAttributeBoolValue(L"add", row);
        bool remove_member = xmlDocument.GetAttributeBoolValue(L"remove", row);
        bool check = xmlDocument.GetAttributeBoolValue(L"check", row);

        if (remove_member && (! check || AppSecInc::LSA::LocalGroup::IsMember(groupname, username)))
        {
            msiInstall.LogInfo(_T(__FUNCTION__), L"Removing \"" + username + L"\" from \"" + groupname + L"\"");
            AppSecInc::LSA::LocalGroup::DeleteMember(groupname, username);
        }

        if (add_member && (! check || ! AppSecInc::LSA::LocalGroup::IsMember(groupname, username)))
        {
            msiInstall.LogInfo(_T(__FUNCTION__), L"Adding \"" + username + L"\" to \"" + groupname + L"\"");
            AppSecInc::LSA::LocalGroup::AddMember(groupname, username);
        }
    }

	MSI_EXCEPTION_HANDLER_EPILOG;
    return ERROR_SUCCESS;
}

void CreateDatabasesUnitTests::Test_CreateDatabases_Access()
{
    AppSecInc::Msi::MsiShim hInstall;

    std::wstring testdatapath = AppSecInc::File::GetModuleDirectoryW() + L"\\TestData_DataSourceUnitTests";
    for each(const std::wstring& idtfile in AppSecInc::File::GetFiles(testdatapath, L"*.idt"))
    {
        std::wstring idtfile_name = AppSecInc::File::GetFileNameW(idtfile);
        std::wcout << std::endl << L" Importing \"" << idtfile_name << L"\"";
        hInstall.Import(testdatapath, idtfile_name);
    }

    AppSecInc::Msi::MsiInstall msiInstall(hInstall);
    std::wstring dbq = AppSecInc::File::DirectoryCombine(
        AppSecInc::File::GetTemporaryDirectoryW(),
        AppSecInc::Com::GenerateGUIDStringW() + L".dbq");
    std::wcout << std::endl << L"DBQ: " << dbq;
    msiInstall.SetProperty(L"ACCESS_DATABASE_DBQ", dbq);
	msiInstall.SetProperty(L"INSTALLLOCATION", AppSecInc::File::GetSpecialFolderPath(CSIDL_COMMON_APPDATA) + L"\\");

    AppSecInc::Xml::XmlDocument xml;

    CPPUNIT_ASSERT(ERROR_SUCCESS == hInstall.ExecuteCA(L"DataSource.dll", L"CreateDatabases_Access_Immediate"));
    xml.LoadXml(msiInstall.GetProperty(L"CreateDatabases_Access_Deferred_Install"));

    // two databases, both have create actions, one is checkIfExists
    CPPUNIT_ASSERT(1 == xml.SelectNodes(L"/AccessDatabases/AccessDatabase")->length);
    CPPUNIT_ASSERT(1 == xml.SelectNodes(L"/AccessDatabases/AccessDatabase[@actions='create']")->length);
    CPPUNIT_ASSERT(1 == xml.SelectNodes(L"/AccessDatabases/AccessDatabase[@checkIfExists='false']")->length);
    CPPUNIT_ASSERT(0 == xml.SelectNodes(L"/AccessDatabases/AccessDatabase[@checkIfExists='true']")->length);

    // connection strings must be encrypted
    MSXML2::IXMLDOMNodeListPtr connectionStrings = xml.SelectNodes(L"/AccessDatabases/AccessDatabase/ConnectionString/text()");
    for (int i = 0; i < connectionStrings->length; i++)
    {
        std::wstring encrypted = StringUtils::mb2wc(StringUtils::bstr2mb(connectionStrings->item[i]->text));
        AppSecInc::Crypt::DPAPIImpl::UnProtect(encrypted); // Fails if input string is not encrypted
    }

    // create the databases
    msiInstall.SetProperty(L"CustomActionData", msiInstall.GetProperty(L"CreateDatabases_Access_Deferred_Install"));
    CPPUNIT_ASSERT(ERROR_SUCCESS == hInstall.ExecuteCA(L"DataSource.dll", L"CreateDatabases_Access_Deferred"));

    // check that the database exists
    AppSecInc::Databases::Access::AccessDatabase database;
    database.SetDBQ(dbq);
    CPPUNIT_ASSERT(database.Exists());

    // drop the created databases
    MSXML2::IXMLDOMNodePtr Accessdatabase_node;
    MSXML2::IXMLDOMNodeListPtr Accessdatabase_nodes = xml.SelectNodes(L"/AccessDatabases/AccessDatabase");
    while(NULL != (Accessdatabase_node = Accessdatabase_nodes->nextNode()))
        xml.SetAttribute(L"actions", L"drop", Accessdatabase_node); 

    msiInstall.SetProperty(L"CustomActionData", xml.GetXml());
    CPPUNIT_ASSERT(ERROR_SUCCESS == hInstall.ExecuteCA(L"DataSource.dll", L"CreateDatabases_Access_Deferred"));
}

void CreateDatabasesUnitTests::Test_CreateDatabases_SQLServer()
{
    AppSecInc::Msi::MsiShim hInstall;

    std::wstring testdatapath = AppSecInc::File::GetModuleDirectoryW() + L"\\TestData_DataSourceUnitTests";
    for each(const std::wstring& idtfile in AppSecInc::File::GetFiles(testdatapath, L"*.idt"))
    {
        std::wstring idtfile_name = AppSecInc::File::GetFileNameW(idtfile);
        std::wcout << std::endl << L" Importing \"" << idtfile_name << L"\"";
        hInstall.Import(testdatapath, idtfile_name);
    }

    AppSecInc::Msi::MsiInstall msiInstall(hInstall);
    std::wstring databasename = AppSecInc::Com::GenerateGUIDStringW();
    AppSecInc::StringUtils::lrtrim(databasename, L"{}");
    std::wcout << std::endl << L"Database: " << databasename;
    msiInstall.SetProperty(L"MSSQL_DATABASE_NAME", databasename);
	msiInstall.SetProperty(L"INSTALLLOCATION", AppSecInc::File::GetSpecialFolderPath(CSIDL_COMMON_APPDATA) + L"\\");

    AppSecInc::Xml::XmlDocument xml;

    CPPUNIT_ASSERT(ERROR_SUCCESS == hInstall.ExecuteCA(L"DataSource.dll", L"CreateDatabases_SQLServer_Immediate"));
    xml.LoadXml(msiInstall.GetProperty(L"CreateDatabases_SQLServer_Deferred_Install"));

    // two databases, both have create actions, one is checkIfExists
    CPPUNIT_ASSERT(2 == xml.SelectNodes(L"/MSSQLDatabases/MSSQLDatabase")->length);
    CPPUNIT_ASSERT(2 == xml.SelectNodes(L"/MSSQLDatabases/MSSQLDatabase[@actions='create']")->length);
    CPPUNIT_ASSERT(1 == xml.SelectNodes(L"/MSSQLDatabases/MSSQLDatabase[@checkIfExists='false']")->length);
    CPPUNIT_ASSERT(1 == xml.SelectNodes(L"/MSSQLDatabases/MSSQLDatabase[@checkIfExists='true']")->length);
    // only the first database has options, but each have two file specs
    CPPUNIT_ASSERT(1 == xml.SelectNodes(L"/MSSQLDatabases/MSSQLDatabase/MSSQLDatabaseOptions/MSSQLDatabaseOption")->length);
    CPPUNIT_ASSERT(4 == xml.SelectNodes(L"/MSSQLDatabases/MSSQLDatabase/MSSQLDatabaseFileSpecs/MSSQLDatabaseFileSpec")->length);

    // connection strings must be encrypted
    MSXML2::IXMLDOMNodeListPtr connectionStrings = xml.SelectNodes(L"/MSSQLDatabases/MSSQLDatabase/ConnectionString/text()");
    for (int i = 0; i < connectionStrings->length; i++)
    {
        std::wstring encrypted = StringUtils::mb2wc(StringUtils::bstr2mb(connectionStrings->item[i]->text));
        AppSecInc::Crypt::DPAPIImpl::UnProtect(encrypted); // Fails if input string is not encrypted
    }

    // create the databases
    msiInstall.SetProperty(L"CustomActionData", msiInstall.GetProperty(L"CreateDatabases_SQLServer_Deferred_Install"));
    CPPUNIT_ASSERT(ERROR_SUCCESS == hInstall.ExecuteCA(L"DataSource.dll", L"CreateDatabases_SQLServer_Deferred"));

    // check that both databases exist
    AppSecInc::Databases::MSSQL::MSSQLConnectionInfo connection_info;
    connection_info.SetIPAddress(L"localhost");
    AppSecInc::Databases::MSSQL::MSSQLDatabase database(connection_info);   
    database.Connect();
    // check the first database
    database.SetName(databasename);
    CPPUNIT_ASSERT(database.Exists());
    // check the second database
    database.SetName(databasename + L"2");
    CPPUNIT_ASSERT(database.Exists());

    // drop the created databases
    MSXML2::IXMLDOMNodePtr mssqldatabase_node;
    MSXML2::IXMLDOMNodeListPtr mssqldatabase_nodes = xml.SelectNodes(L"/MSSQLDatabases/MSSQLDatabase");
    while(NULL != (mssqldatabase_node = mssqldatabase_nodes->nextNode()))
        xml.SetAttribute(L"actions", L"drop", mssqldatabase_node); 

    msiInstall.SetProperty(L"CustomActionData", xml.GetXml());
    CPPUNIT_ASSERT(ERROR_SUCCESS == hInstall.ExecuteCA(L"DataSource.dll", L"CreateDatabases_SQLServer_Deferred"));
}