public void TestReadTestDGF()
{
IDGF test_dgf = DGFIO.OpenDGF("./test.dgf");
Assert.IsNotNull(test_dgf);
Assert.AreEqual("Ethem Kurt", test_dgf.AuthorName);
Assert.AreEqual("https://github.com/BigETI/DGFSharp", test_dgf.Comments);
Assert.AreEqual((ushort)1, test_dgf.ApplyPlayPasswordUntilGardenNumber);
Assert.AreEqual("Edit", test_dgf.EditPassword);
Assert.AreEqual("Play", test_dgf.PlayPassword);
Assert.AreEqual(3, test_dgf.Garden.Count);
foreach (IGarden garden in test_dgf.Garden)
{
Assert.IsNotNull(garden);
}
Assert.AreEqual("DAISYG_5.MID", test_dgf.GardenOneMIDIPath);
Assert.AreEqual("Round trip around flying ground", test_dgf.Garden[0].Name);
Assert.AreEqual("Marmot garden", test_dgf.Garden[1].Name);
Assert.AreEqual("Underground garden", test_dgf.Garden[2].Name);
Assert.AreEqual(85, test_dgf.Garden[0].Time);
Assert.AreEqual(120, test_dgf.Garden[1].Time);
Assert.AreEqual(225, test_dgf.Garden[2].Time);
Assert.AreEqual("DAISYG_5.MID", test_dgf.Garden[0].MIDIPath);
Assert.AreEqual("DAISYG_2.MID", test_dgf.Garden[1].MIDIPath);
Assert.AreEqual("DAISYG_6.MID", test_dgf.Garden[2].MIDIPath);
Assert.AreEqual(new Size(17, 12), test_dgf.Garden[0].Size);
Assert.AreEqual(new Size(17, 12), test_dgf.Garden[1].Size);
Assert.AreEqual(new Size(40, 40), test_dgf.Garden[2].Size);
Assert.AreEqual(new Position(0, 10), GetDaisysPosition(test_dgf.Garden[0]));
Assert.AreEqual(new Position(0, 10), GetDaisysPosition(test_dgf.Garden[1]));
Assert.AreEqual(new Position(1, 4), GetDaisysPosition(test_dgf.Garden[2]));
}
public void TestOutputDGFFile()
{
IDGF test_dgf = DGFIO.OpenDGF("./test.dgf");
Assert.IsNotNull(test_dgf);
Assert.IsTrue(test_dgf.Save("./output.dgf"));
FileAssert.AreEqual("./output.dgf", "./test.dgf");
}
/// <summary>
/// Saves Daisy's Garden to the specified file
/// </summary>
/// <param name="dgf">Daisy's Garden file</param>
/// <param name="path">Path</param>
/// <returns>"true" if successful, otherwise "false"</returns>
public static bool SaveDGF(IDGF dgf, string path)
{
if (dgf == null)
{
throw new ArgumentNullException(nameof(dgf));
}
if (path == null)
{
throw new ArgumentNullException(nameof(path));
}
bool ret;
using (FileStream file_stream = File.OpenWrite(path))
{
ret = WriteDGFStream(dgf, file_stream);
}
return(ret);
}
/// <summary>
/// Main entry point
/// </summary>
/// <param name="args">Command line arguments</param>
private static void Main(string[] args)
{
Dictionary <string, string> files = new Dictionary <string, string>();
string output_directory = string.Empty;
bool show_help = false;
bool verbose = false;
EInputFlag current_input_flag = EInputFlag.Nothing;
string last_path = null;
string help_topic = null;
foreach (string arg in args)
{
string trimmed_arg = arg.Trim().ToLower();
if (trimmed_arg.Length > 0)
{
if (trimmed_arg[0] == '-')
{
string key = ((trimmed_arg.Length > 1) ? trimmed_arg.Substring(1) : string.Empty);
InputFlag?input_flag = null;
if (inputFlags.ContainsKey(key))
{
input_flag = inputFlags[key];
}
else if (inputFlagAliases.ContainsKey(key))
{
input_flag = inputFlags[inputFlagAliases[key]];
}
if (input_flag == null)
{
Console.Error.Write("Invalid input flag \"");
Console.Error.Write(arg);
Console.Error.WriteLine("\"");
}
else
{
PrintInputFlagError(current_input_flag);
current_input_flag = input_flag.Value.Flag;
switch (current_input_flag)
{
case EInputFlag.ShowHelp:
show_help = true;
break;
case EInputFlag.Verbose:
verbose = true;
current_input_flag = EInputFlag.Nothing;
break;
}
}
}
else
{
switch (current_input_flag)
{
case EInputFlag.Nothing:
if (!(files.ContainsKey(arg)))
{
files.Add(arg, arg);
}
last_path = arg;
break;
case EInputFlag.ShowHelp:
help_topic = trimmed_arg;
break;
case EInputFlag.SpecifyOutputPath:
if (last_path == null)
{
Console.Error.WriteLine("No input path is defined");
}
else
{
files[last_path] = arg;
}
current_input_flag = EInputFlag.Nothing;
break;
case EInputFlag.SpecifyOutputDirectoryPath:
output_directory = arg;
current_input_flag = EInputFlag.Nothing;
break;
}
current_input_flag = EInputFlag.Nothing;
}
}
}
PrintInputFlagError(current_input_flag);
if (show_help || (files.Count <= 0))
{
if (help_topic == null)
{
PrintInputFlags();
}
else
{
InputFlag?input_flag = null;
if (inputFlags.ContainsKey(help_topic))
{
input_flag = inputFlags[help_topic];
}
else if (inputFlagAliases.ContainsKey(help_topic))
{
input_flag = inputFlags[inputFlagAliases[help_topic]];
}
if (input_flag == null)
{
Console.Error.Write("Invalid help topic \"");
Console.Error.Write(help_topic);
Console.Error.WriteLine("\".");
PrintInputFlags();
}
else
{
Console.WriteLine();
Console.Write("Help topic: ");
Console.WriteLine(input_flag.Value.Description);
Console.WriteLine();
string[] full_description = input_flag.Value.FullDescription.Split(Environment.NewLine);
if (full_description != null)
{
foreach (string full_description_line in full_description)
{
if (full_description_line != null)
{
Console.Write("\t");
Console.WriteLine(full_description_line);
}
}
}
Console.WriteLine();
}
}
}
else
{
foreach (KeyValuePair <string, string> file in files)
{
try
{
string input_file_path = Path.GetFullPath(file.Key);
if (File.Exists(input_file_path))
{
if (verbose)
{
Console.Write("Opening file \"");
Console.Write(input_file_path);
Console.WriteLine("\"...");
}
IDGF dgf = DGFIO.OpenDGF(input_file_path);
dgf.EditPassword = string.Empty;
dgf.PlayPassword = string.Empty;
dgf.ApplyPlayPasswordUntilGardenNumber = 1;
if (dgf == null)
{
Console.Error.Write("Could not open file \"");
Console.Error.Write(input_file_path);
Console.Error.WriteLine("\".");
}
else
{
string output_path = Path.GetFullPath(Path.Combine(output_directory, file.Value));
string directory_path = Path.GetFullPath(Path.GetDirectoryName(output_path));
if (!(Directory.Exists(directory_path)))
{
Directory.CreateDirectory(directory_path);
if (verbose)
{
Console.Write("Created directory \"");
Console.Write(directory_path);
Console.WriteLine("\".");
}
}
if (dgf.Save(output_path))
{
if (verbose)
{
Console.Write("Created file \"");
Console.Write(output_path);
Console.WriteLine("\".");
}
}
else
{
Console.Error.Write("Failed to write output to \"");
Console.Error.Write(output_path);
Console.Error.WriteLine("\".");
}
}
}
else
{
Console.Error.Write("File \"");
Console.Error.Write(input_file_path);
Console.Error.WriteLine("\" does not exist.");
}
}
catch (Exception e)
{
Console.Error.WriteLine(e);
}
}
}
}
/// <summary>
/// Writes to Daisy's Garden file stream
/// </summary>
/// <param name="dgf">Daisy's Garden file</param>
/// <param name="stream">Stream</param>
/// <returns>"true" if successful, otherwise "false"</returns>
public static bool WriteDGFStream(IDGF dgf, Stream stream)
{
if (dgf == null)
{
throw new ArgumentNullException(nameof(dgf));
}
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
if (!stream.CanWrite)
{
throw new AccessViolationException("Specified DGF stream can not be written to.");
}
bool ret = false;
using (BinaryWriter binary_writer = new BinaryWriter(stream, Encoding.ASCII, true))
{
binary_writer.Write(dgfFileHeader);
WriteDGFString(binary_writer, gameName);
binary_writer.Write(unknownConstantAfterGameName);
EncryptAndWriteDGFString(binary_writer, dgf.EditPassword);
EncryptAndWriteDGFString(binary_writer, dgf.PlayPassword);
EncryptAndWriteDGFString(binary_writer, dgf.ApplyPlayPasswordUntilGardenNumber.ToString());
WriteDGFString(binary_writer, dgf.AuthorName);
WriteDGFString(binary_writer, dgf.Comments);
WriteDGFString(binary_writer, dgf.GardenOneMIDIPath);
binary_writer.Write((ushort)dgf.Garden.Count);
binary_writer.Write(unknownConstantAfterGardenCount);
binary_writer.Write(Encoding.ASCII.GetBytes(daisysGardenClassName));
binary_writer.Write(outputVersionNumber);
bool first = true;
foreach (IGarden garden_list_item in dgf.Garden)
{
if (first)
{
first = false;
}
else
{
binary_writer.Write(dgfFileGardenSeparator);
}
WriteDGFString(binary_writer, garden_list_item.Name);
WriteDGFString(binary_writer, garden_list_item.MIDIPath);
ISize garden_size = garden_list_item.Size;
binary_writer.Write(garden_size.Width);
binary_writer.Write(garden_size.Height);
binary_writer.Write(garden_list_item.Time);
binary_writer.Write((uint)(garden_size.Width * garden_size.Height));
for (int x, y = 0; y < garden_size.Height; y++)
{
for (x = 0; x < garden_size.Width; x++)
{
ETile tile = garden_list_item.GetTile((byte)x, (byte)y);
binary_writer.Write((byte)((int)tile & 0xFF));
binary_writer.Write((ushort)(((int)tile >> 8) & 0xFFFF));
}
}
binary_writer.Write(garden_list_item.Entities.Count);
foreach (IEntity entity in garden_list_item.Entities)
{
binary_writer.Write((byte)((int)entity.Type & 0xFF));
binary_writer.Write((ushort)(((int)entity.Type >> 8) & 0xFFFF));
binary_writer.Write(entity.Position.X);
binary_writer.Write(entity.Position.Y);
switch (entity.Type)
{
case EEntityType.Marmot:
case EEntityType.RightMovingWorm:
case EEntityType.LeftMovingWorm:
case EEntityType.UpMovingLift:
case EEntityType.DownMovingLift:
case EEntityType.LeftMovingLift:
case EEntityType.RightMovingLift:
binary_writer.Write(entity.Bounds.Left);
binary_writer.Write(entity.Bounds.Top);
binary_writer.Write(entity.Bounds.Right);
binary_writer.Write(entity.Bounds.Bottom);
break;
case EEntityType.QuestionMark:
WriteDGFString(binary_writer, entity.Hint);
break;
}
}
}
ret = true;
}
return(ret);
}
/// <summary>
/// Reads Daisy's Garden file stream
/// </summary>
/// <param name="stream">Stream</param>
/// <returns>DGF if successful, otherwise "null"</returns>
public static IDGF ReadDGFStream(Stream stream)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
IDGF ret = null;
if (!stream.CanRead)
{
throw new AccessViolationException("Specified DGF stream can not be read from.");
}
using (BinaryReader binary_reader = new BinaryReader(stream, Encoding.ASCII, true))
{
if (binary_reader.ReadInt32() != dgfFileHeader)
{
throw new InvalidDataException("File header does not match the expected file header");
}
if (ReadDGFString(binary_reader) != gameName)
{
throw new InvalidDataException("Game name does not match the expected game name.");
}
if ((binary_reader.ReadInt16() != 0x7) || (binary_reader.ReadByte() != 0x0))
{
throw new InvalidDataException($"Unknown constant after game name does not match the documented unknown constant after game name.");
}
string edit_password = ReadAndDecryptDGFString(binary_reader);
string play_password = ReadAndDecryptDGFString(binary_reader);
string apply_play_password_until_garden_number_string = ReadAndDecryptDGFString(binary_reader);
if (!ushort.TryParse(apply_play_password_until_garden_number_string, out ushort apply_play_password_until_garden_number))
{
throw new InvalidDataException($"Failed to parse \"apply play password until garden number\".");
}
string author_name = ReadDGFString(binary_reader);
string comments = ReadDGFString(binary_reader);
string garden_one_midi_path = ReadDGFString(binary_reader);
ushort number_of_garden = binary_reader.ReadUInt16();
byte constant = binary_reader.ReadByte();
bool failure = true;
if (constant == 0x0)
{
failure = false;
}
else if (constant == 0xFF)
{
if (binary_reader.ReadInt32() == 0x090001FF)
{
failure = binary_reader.ReadByte() != 0x0;
}
}
if (failure)
{
throw new InvalidDataException($"Unknown constant after the number of garden does not match to any of the documented values.");
}
if (Encoding.ASCII.GetString(binary_reader.ReadBytes(daisysGardenClassName.Length)) != daisysGardenClassName)
{
throw new InvalidDataException($"Incorrect Daisy's Garden class name.");
}
ushort program_version = binary_reader.ReadUInt16();
if ((program_version != 0x1) && (program_version != 0x2))
{
throw new InvalidDataException($"Program version \"{ program_version }\" is not supported.");
}
List <IGarden> garden = new List <IGarden>();
for (ushort garden_index = 0; garden_index != number_of_garden; garden_index++)
{
if ((garden_index > 0) && (binary_reader.ReadInt32() != dgfFileGardenSeparator))
{
throw new InvalidDataException($"Incorrect garden seperator.");
}
string garden_name = ReadDGFString(binary_reader);
string garden_midi_path = ReadDGFString(binary_reader);
ushort garden_width = binary_reader.ReadUInt16();
ushort garden_height = binary_reader.ReadUInt16();
ushort garden_time = binary_reader.ReadUInt16();
uint garden_tile_count = binary_reader.ReadUInt32();
if (garden_tile_count != (garden_width * garden_height))
{
throw new InvalidDataException($"Garden tile count does not match with garden width times garden height.");
}
ETile[,] tile_grid = new ETile[garden_width, garden_height];
for (uint cell_index = 0U; cell_index != garden_tile_count; cell_index++)
{
byte tile_id = binary_reader.ReadByte();
ushort tile_variant = binary_reader.ReadUInt16();
ETile computed_tile = (ETile)(tile_id | (tile_variant << 8));
if (tileEnumItems.Contains(computed_tile))
{
tile_grid[cell_index % garden_width, cell_index / garden_width] = computed_tile;
}
}
uint number_of_entities = binary_reader.ReadUInt32();
List <IEntity> entities = new List <IEntity>();
for (uint entity_index = 0; entity_index < number_of_entities; entity_index++)
{
byte entity_type = binary_reader.ReadByte();
ushort entity_variant = binary_reader.ReadUInt16();
EEntityType computed_entity = (EEntityType)(entity_type | (entity_variant << 8));
if (entityEnumItems.Contains(computed_entity))
{
IPosition position = new Position(binary_reader.ReadUInt16(), binary_reader.ReadUInt16());
IBounds bounds = Bounds.Infinite;
string hint = string.Empty;
switch (computed_entity)
{
case EEntityType.Daisy:
case EEntityType.RedKey:
case EEntityType.YellowKey:
case EEntityType.GreenKey:
case EEntityType.Apple:
case EEntityType.Lemon:
case EEntityType.Cherry:
case EEntityType.Pineapple:
case EEntityType.Garlic:
case EEntityType.Mushroom:
case EEntityType.Spinach:
case EEntityType.Carrot:
case EEntityType.Sunflower:
case EEntityType.Tulip:
case EEntityType.YellowDaisy:
case EEntityType.Rose:
break;
case EEntityType.Marmot:
case EEntityType.RightMovingWorm:
case EEntityType.LeftMovingWorm:
case EEntityType.UpMovingLift:
case EEntityType.DownMovingLift:
case EEntityType.LeftMovingLift:
case EEntityType.RightMovingLift:
short left = binary_reader.ReadInt16();
short top = binary_reader.ReadInt16();
short right = binary_reader.ReadInt16();
short bottom = binary_reader.ReadInt16();
bounds = new Bounds(top, bottom, left, right);
break;
case EEntityType.QuestionMark:
hint = ReadDGFString(binary_reader);
break;
default:
throw new InvalidDataException($"Invalid entity type \"{ (int)computed_entity }\"");
}
entities.Add(new Entity(computed_entity, position, bounds, hint));
}
}
garden.Add(new Garden(garden_name, garden_midi_path, garden_time, tile_grid, entities));
}
ret = new DGF(edit_password, play_password, apply_play_password_until_garden_number, author_name, comments, garden_one_midi_path, garden);
}
return(ret);
}
