Method ReadDeviceClasses

cpp/src/Node.cpp:3521–3586

----------------------------------------------------------------------------- Read the static device class data from the device_classes.xml file -----------------------------------------------------------------------------

// Read the static device class data from the device_classes.xml file
//-----------------------------------------------------------------------------
void Node::ReadDeviceClasses
(
)
{
	// Load the XML document that contains the device class information
	string configPath;
	Options::Get()->GetOptionAsString( "ConfigPath", &configPath );

	string filename =  configPath + string("device_classes.xml");

	TiXmlDocument doc;
	if( !doc.LoadFile( filename.c_str(), TIXML_ENCODING_UTF8 ) )
	{
		Log::Write( LogLevel_Info, "Failed to load device_classes.xml" );
		Log::Write( LogLevel_Info, "Check that the config path provided when creating the Manager points to the correct location." );
		return;
	}
	doc.SetUserData((void *)filename.c_str());
	TiXmlElement const* deviceClassesElement = doc.RootElement();

	// Read the basic and generic device classes
	TiXmlElement const* child = deviceClassesElement->FirstChildElement();
	while( child )
	{
		char const* str = child->Value();
		if( str )
		{
			char const* keyStr = child->Attribute( "key" );
			if( keyStr )
			{
				char* pStop;
				/* we do a short here, as they key can be a DeviceType Key which is short */
				uint16_t key = (uint16)strtol( keyStr, &pStop, 16 );

				if( !strcmp( str, "Generic" ) )
				{
					s_genericDeviceClasses[(uint8_t)(key & 0xFF)] = new GenericDeviceClass( child );
				}
				else if( !strcmp( str, "Basic" ) )
				{
					char const* label = child->Attribute( "label" );
					if( label )
					{
						s_basicDeviceClasses[(uint8_t)(key & 0xFF)] = label;
					}
				}
				else if( !strcmp( str, "Role" ) )
				{
					s_roleDeviceClasses[(uint8_t)(key & 0xFF)] = new DeviceClass( child );
				}
				else if( !strcmp( str, "DeviceType" ) )
				{
					s_deviceTypeClasses[key] = new DeviceClass( child );
				}
				else if (!strcmp( str, "NodeType" ) )
				{
					s_nodeTypes[(uint8_t)(key & 0xFF)] = new DeviceClass( child );
				}