public OtPropertyReader GetPropertyReader(OtFileNode node) { long size; var buff = GetProperties(node, out size); return(new OtPropertyReader(new MemoryStream(buff, 0, (int)size))); }
private byte[] GetProperties(OtFileNode node, out long size) { if (buffer == null || buffer.Length < node.PropsSize) { buffer = new byte[node.PropsSize]; } fileStream.Seek(node.Start + 1, SeekOrigin.Begin); fileStream.Read(buffer, 0, (int)node.PropsSize); uint j = 0; var escaped = false; for (uint i = 0; i < node.PropsSize; ++i, ++j) { if (buffer[i] == OtFileNode.ESCAPE) { ++i; buffer[j] = buffer[i]; escaped = true; } else if (escaped) { buffer[j] = buffer[i]; } } size = j; return(buffer); }
public OtFileReader(string fileName) { fileStream = File.Open(fileName, FileMode.Open); reader = new BinaryReader(fileStream); var version = reader.ReadUInt32(); if (version > 0) { throw new Exception("Invalid file version."); } if (SafeSeek(4)) { root = new OtFileNode { Start = 4 }; if (reader.ReadByte() != OtFileNode.NODE_START || !ParseNode(root)) { throw new Exception("Invalid file format."); } } else { throw new Exception("Invalid file format."); } }
public override void Deserialize(OtFileReader fileReader, OtFileNode node, OtPropertyReader reader, OtItems items) { base.Deserialize(fileReader, node, reader, items); var itemNode = node.Child; while (itemNode != null) { if ((OtMap.OtMapNodeTypes)itemNode.Type != OtMap.OtMapNodeTypes.ITEM) { throw new Exception("Invalid item node inside container."); } OtPropertyReader props = fileReader.GetPropertyReader(itemNode); var itemId = props.ReadUInt16(); var itemType = items.GetItem(itemId); if (itemType == null) { throw new Exception("Unkonw item type " + itemId + " inside container."); } var item = OtItem.Create(itemType); item.Deserialize(fileReader, itemNode, props, items); Items.Add(item); itemNode = itemNode.Next; } }
private void ParseTowns(OtFileReader reader, OtFileNode otbNode) { OtFileNode nodeTown = otbNode.Child; while (nodeTown != null) { OtPropertyReader props = reader.GetPropertyReader(nodeTown); uint townid = props.ReadUInt32(); string townName = props.GetString(); var templeLocation = props.ReadLocation(); var town = new OtTown { Id = townid, Name = townName, TempleLocation = templeLocation }; towns[townid] = town; nodeTown = nodeTown.Next; } }
private void ParseTileArea(OtFileReader reader, OtFileNode otbNode, bool replaceTiles, ISet <ulong> tileLocations) { OtPropertyReader props = reader.GetPropertyReader(otbNode); int baseX = props.ReadUInt16(); int baseY = props.ReadUInt16(); int baseZ = props.ReadByte(); OtFileNode nodeTile = otbNode.Child; while (nodeTile != null) { if (nodeTile.Type == (long)OtMapNodeTypes.TILE || nodeTile.Type == (long)OtMapNodeTypes.HOUSETILE) { props = reader.GetPropertyReader(nodeTile); var tileLocation = new Location(baseX + props.ReadByte(), baseY + props.ReadByte(), baseZ); var tile = new OtTile(tileLocation); if (nodeTile.Type == (long)OtMapNodeTypes.HOUSETILE) { tile.HouseId = props.ReadUInt32(); } while (props.PeekChar() != -1) { byte attribute = props.ReadByte(); switch ((OtMapAttribute)attribute) { case OtMapAttribute.TILE_FLAGS: { tile.Flags = props.ReadUInt32(); break; } case OtMapAttribute.ITEM: { ushort itemId = props.ReadUInt16(); var itemType = Items.GetItem(itemId); if (itemType == null) { throw new Exception("Unkonw item type " + itemId + " in position " + tileLocation + "."); } var item = OtItem.Create(itemType); tile.InternalAddItem(item); break; } default: throw new Exception(string.Format("{0} Unknown tile attribute.", tileLocation)); } } OtFileNode nodeItem = nodeTile.Child; while (nodeItem != null) { if (nodeItem.Type == (long)OtMapNodeTypes.ITEM) { props = reader.GetPropertyReader(nodeItem); ushort itemId = props.ReadUInt16(); var itemType = Items.GetItem(itemId); if (itemType == null) { throw new Exception("Unkonw item type " + itemId + " in position " + tileLocation + "."); } var item = OtItem.Create(itemType); item.Deserialize(reader, nodeItem, props, Items); tile.InternalAddItem(item); } else { throw new Exception(string.Format("{0} Unknown node type.", tileLocation)); } nodeItem = nodeItem.Next; } var index = tileLocation.ToIndex(); var hasTile = HasTile(index); if (!hasTile) { SetTile(tile); tileLocations.Add(tileLocation.ToIndex()); } else if (replaceTiles) { SetTile(tile); } } nodeTile = nodeTile.Next; } }
public void Load(string fileName, bool replaceTiles) { if (!File.Exists(fileName)) { throw new Exception(string.Format("File not found {0}.", fileName)); } string spawnFile = null; string houseFile = null; var tileLocations = new HashSet <ulong>(); using (var reader = new OtFileReader(fileName)) { OtFileNode node = reader.GetRootNode(); OtPropertyReader props = reader.GetPropertyReader(node); props.ReadByte(); // junk? var version = props.ReadUInt32(); props.ReadUInt16(); props.ReadUInt16(); var majorVersionItems = props.ReadUInt32(); var minorVersionItems = props.ReadUInt32(); if (version <= 0) { //In otbm version 1 the count variable after splashes/fluidcontainers and stackables //are saved as attributes instead, this solves alot of problems with items //that is changed (stackable/charges/fluidcontainer/splash) during an update. throw new Exception( "This map needs to be upgraded by using the latest map editor version to be able to load correctly."); } if (version > 3) { throw new Exception("Unknown OTBM version detected."); } if (majorVersionItems < 3) { throw new Exception( "This map needs to be upgraded by using the latest map editor version to be able to load correctly."); } if (majorVersionItems > Items.MajorVersion) { throw new Exception("The map was saved with a different items.otb version, an upgraded items.otb is required."); } if (minorVersionItems > Items.MinorVersion) { Trace.WriteLine("This map needs an updated items.otb."); } node = node.Child; if ((OtMapNodeTypes)node.Type != OtMapNodeTypes.MAP_DATA) { throw new Exception("Could not read data node."); } props = reader.GetPropertyReader(node); while (props.PeekChar() != -1) { byte attribute = props.ReadByte(); switch ((OtMapAttribute)attribute) { case OtMapAttribute.DESCRIPTION: var description = props.GetString(); //Descriptions.Add(description); break; case OtMapAttribute.EXT_SPAWN_FILE: spawnFile = props.GetString(); break; case OtMapAttribute.EXT_HOUSE_FILE: houseFile = props.GetString(); break; default: throw new Exception("Unknown header node."); } } OtFileNode nodeMapData = node.Child; while (nodeMapData != null) { switch ((OtMapNodeTypes)nodeMapData.Type) { case OtMapNodeTypes.TILE_AREA: ParseTileArea(reader, nodeMapData, replaceTiles, tileLocations); break; case OtMapNodeTypes.TOWNS: ParseTowns(reader, nodeMapData); break; } nodeMapData = nodeMapData.Next; } } }
private bool ParseNode(OtFileNode node) { var currentNode = node; int val; while (true) { // read node type val = fileStream.ReadByte(); if (val != -1) { currentNode.Type = val; var setPropSize = false; while (true) { // search child and next node val = fileStream.ReadByte(); if (val == OtFileNode.NODE_START) { var childNode = new OtFileNode { Start = fileStream.Position }; setPropSize = true; currentNode.PropsSize = fileStream.Position - currentNode.Start - 2; currentNode.Child = childNode; if (!ParseNode(childNode)) { return(false); } } else if (val == OtFileNode.NODE_END) { if (!setPropSize) { currentNode.PropsSize = fileStream.Position - currentNode.Start - 2; } val = fileStream.ReadByte(); if (val != -1) { if (val == OtFileNode.NODE_START) { // start next node var nextNode = new OtFileNode { Start = fileStream.Position }; currentNode.Next = nextNode; currentNode = nextNode; break; } if (val == OtFileNode.NODE_END) { // up 1 level and move 1 position back // safeTell(pos) && safeSeek(pos) fileStream.Seek(-1, SeekOrigin.Current); return(true); } // bad format return(false); } // end of file? return(true); } else if (val == OtFileNode.ESCAPE) { fileStream.ReadByte(); } } } else { return(false); } } }
public virtual void Deserialize(OtFileReader fileReader, OtFileNode itemNode, OtPropertyReader reader, OtItems items) { Deserialize(reader); }