Method LoadLevelScripts

PanzerChasm/map_loader.cpp:636–696

void MapLoader::LoadLevelScripts( const Vfs::FileContent& process_file, MapData& map_data )
{
	const char* const start= reinterpret_cast<const char*>( process_file.data() );
	const char* const end= start + process_file.size();

	std::istringstream stream( std::string( start, end ) );

	char line[ 512 ];

	while( !stream.eof() )
	{
		stream.getline( line, sizeof(line), '\n' );
		if( stream.eof() || stream.fail() )
			break;

		std::istringstream line_stream{ std::string( line ) };

		char thing_type[ sizeof(line) ];
		line_stream >> thing_type;

		if( line_stream.fail() || thing_type[0] != '#' )
			continue;
		else if( StringEquals( thing_type, "#mess" ) )
		{
			unsigned int message_number= 0;
			line_stream >> message_number;
			if( !line_stream.fail() && message_number != 0 )
				LoadMessage( message_number, stream, map_data );
		}
		else if( std::strncmp( thing_type, "#proc", std::strlen("#proc" ) ) == 0 )
		{
			const unsigned int c_max_procedure_number= 1000;

			// catch something, like #proc42
			if( std::strlen( thing_type ) > std::strlen( "#proc" ) )
			{
				const char* const num_str= thing_type + std::strlen( "#proc" );
				const unsigned int procedure_number= std::atoi( num_str );
				if( std::isdigit(*num_str) && procedure_number < c_max_procedure_number )
					LoadProcedure( procedure_number, stream, map_data );
			}
			else
			{
				unsigned int procedure_number;
				line_stream >> procedure_number;
				if( !line_stream.fail() && procedure_number < c_max_procedure_number )
					LoadProcedure( procedure_number, stream, map_data );
			}
		}
		else if( StringEquals( thing_type, "#links" ) )
			LoadLinks( stream, map_data );
		else if( StringEquals( thing_type, "#teleports" ) )
			LoadTeleports( stream, map_data );
		else if( StringEquals( thing_type, "#stopani" ) )
		{
			map_data.stopani_commands.emplace_back();
			line_stream >> map_data.stopani_commands.back();
		}