[EE] Getting Room's Blocks

//Extracted from BlackSea API by Zumza123 aka The Doctor


 public Map(BlackSea.Messages.EEMessage m, int Width=0, int Height=0)
        {
            Block.BlockType type;
            uint loc;
            if (m.Type == "init")
            {
                _Width = m.GetInt(12);
                _Height = m.GetInt(13);
                loc = 20;
            }
            else
            {
                _Width = Width;
                _Height = Height;
                loc = 1;
            }
        WorldBlock = new Block[2, this._Width, this._Height];
            Clear(9);
            int args = m.GetByteArray(loc + 2).Length;
            int x = 0, y = 0;
            int i;

            while (m[loc].ToString() != "we")
            {
                type = Block.GetBlockType(m.GetInt(loc));
                try
                {
                    byte[] xpos = m.GetByteArray(loc + 2);
                    byte[] ypos = m.GetByteArray(loc + 3);

                    for (i = 0; i < xpos.Length; i += 2)
                    {
                        x = xpos[i] * 256 + xpos[i + 1];
                        y = ypos[i] * 256 + ypos[i + 1];
                        if (m.GetInt(loc + 1) == 1)// Background
                            WorldBlock[1, x, y] = new Block(1, new Positioning.Position(x, y), m.GetInt(loc));
                        else
                            if (type == Block.BlockType.Portal) // Portal (0 down, 1 left, 2 up, 3 right)
                                WorldBlock[0, x, y] = new Block(0, new Positioning.Position(x, y), m.GetInt(loc), m.GetInt(loc + 4), m.GetInt(loc + 5), m.GetInt(loc + 6));
                            else if (type == Block.BlockType.Valued) //Valued Blocks eg. coinblocks, signs, spikes etc.
                                WorldBlock[0, x, y] = new Block(0, new Positioning.Position(x, y), m.GetInt(loc), m[loc + 4]);
                            else
                                WorldBlock[0, x, y] = new Block(0, new Positioning.Position(x, y), m.GetInt(loc));
                    }
                }
                catch (Exception) { }
                if (type == Block.BlockType.Valued)
                    loc += 5;
                else if (type == Block.BlockType.Portal)
                    loc += 7;
                else
                    loc += 4;
            }
        }