public static List <byte[]> WriteRichtext(Richtext richtext)
{
if (richtext.Snippets.Count > 1)
{
if (!richtext.Snippets.TrueForAll(s =>
s.Type == MessageType.Normal || s.Type == MessageType.At || s.Type == MessageType.Emoji ||
s.Type == MessageType.Picture))
{
throw new NotSupportedException("富文本中包含多个非聊天代码");
}
}
// TODO: 富文本支持
var ret = new List <byte[]>();
var bw = new BinaryWriter(new MemoryStream());
foreach (var snippet in richtext.Snippets)
{
var list = WriteSnippet(snippet, (int)bw.BaseStream.Position);
for (var i = 0; i < list.Count; i++)
{
bw.Write(list[i]);
// 除最后一个以外别的都开新的包
// 如果有多个，那前几个一定是太长了被分段了，所以开新的包
// 如果只有一个/是最后一个，那就不开
if (i == list.Count - 1)
{
break;
}
ret.Add(bw.BaseStream.ToBytesArray());
bw = new BinaryWriter(new MemoryStream());
}
}
ret.Add(bw.BaseStream.ToBytesArray());
return(ret);
}
public static Richtext ReadRichtext(this BinaryReader reader)
{
return(Richtext.Parse(reader));
}
public static Richtext Parse(BinaryReader reader)
{
var result = new Richtext();
// TODO: 解析富文本
try
{
var messageType = reader.ReadByte();
var dataLength = reader.BeReadChar();
while (reader.BaseStream.Position + dataLength < reader.BaseStream.Length)
{
reader.ReadByte();
switch (messageType)
{
case 0x01: //文本消息
{
var messageStr = Encoding.UTF8.GetString(reader.ReadBytes(reader.BeReadChar()));
if (messageStr.Contains("@"))
{
//Reader.ReadBytes(10);
//var AtQQ = Util.GetQQNumRetUint(Util.ToHex(Reader.ReadBytes(4)));//被At人的QQ号
result.Snippets.Add(new TextSnippet(messageStr, MessageType.At));
}
else
{
result.Snippets.Add(messageStr);
}
break;
}
case 0x02: //小黄豆表情
{
result.Snippets.Add(new TextSnippet(
Util.GetQQNumRetUint(Util.ToHex(reader.ReadBytes(reader.BeReadChar()))).ToString(),
MessageType.Emoji));
break;
}
case 0x03: //图片
{
result.Snippets.Add(new TextSnippet(
Encoding.UTF8.GetString(reader.ReadBytes(reader.BeReadChar())), MessageType.Picture));
break;
}
case 0x0A: //音频
{
result.Snippets.Add(new TextSnippet(Encoding.UTF8.GetString(reader.ReadBytes(reader.BeReadChar())), MessageType.Audio));
break;
}
case 0x0E: //未知
{
break;
}
case 0x14: //XML
{
reader.ReadByte();
result.Snippets.Add(new TextSnippet(GZipByteArray.DecompressString(reader.ReadBytes((int)(reader.BaseStream.Length - 1))), MessageType.Xml));
break;
}
case 0x18: //群文件
{
reader.ReadBytes(3);
var fileName = reader.ReadBytes(reader.ReadByte()); //文件名称
reader.ReadByte();
reader.ReadBytes(reader.ReadByte()); //文件大小
result.Snippets.Add(new TextSnippet(Encoding.UTF8.GetString(fileName),
MessageType.OfflineFile));
break;
}
case 0x19: //红包秘钥段
{
if (reader.ReadByte() != 0xC2)
{
break;
}
reader.ReadBytes(19);
reader.ReadBytes(reader.ReadByte()); //恭喜发财
reader.ReadByte();
reader.ReadBytes(reader.ReadByte()); //赶紧点击拆开吧
reader.ReadByte();
reader.ReadBytes(reader.ReadByte()); //QQ红包
reader.ReadBytes(5);
reader.ReadBytes(reader.ReadByte()); //[QQ红包]恭喜发财
reader.ReadBytes(22);
var redId = Encoding.UTF8.GetString(reader.ReadBytes(32)); //redid
reader.ReadBytes(12);
reader.ReadBytes(reader.BeReadChar());
reader.ReadBytes(0x10);
var key1 = Encoding.UTF8.GetString(reader.ReadBytes(reader.ReadByte())); //Key1
reader.BeReadChar();
var key2 = Encoding.UTF8.GetString(reader.ReadBytes(reader.ReadByte())); //Key2
result.Snippets.Add(new TextSnippet("", MessageType.RedBag, new Tuple <string, object>("RedId", redId),
new Tuple <string, object>("Key1", key1), new Tuple <string, object>("Key2", key2)));
break;
}
}
messageType = reader.ReadByte();
dataLength = reader.BeReadChar();
}
}
catch (Exception ex)
{
}
return(result);
}
public static Richtext Parse(BinaryReader reader)
{
var result = new Richtext();
// TODO: 解析富文本
try
{
var messageType = reader.ReadByte();
var dataLength = reader.BeReadUInt16();
var pos = reader.BaseStream.Position;
while (pos + dataLength < reader.BaseStream.Length)
{
reader.ReadByte();
switch (messageType)
{
case 0x01: // 纯文本消息、@
{
var messageStr = reader.BeReadString();
if (messageStr.StartsWith("@") && pos + dataLength - reader.BaseStream.Position == 16)
{
reader.ReadBytes(10);
result.Snippets.Add(new TextSnippet(messageStr, MessageType.At,
("Target", reader.BeReadLong32())));
}
else
{
result.Snippets.Add(messageStr);
}
break;
}
case 0x02: // Emoji(系统表情)
{
reader.BeReadUInt16(); // 这里的数字貌似总是1：系统表情只有208个。
result.Snippets.Add(new TextSnippet("", MessageType.Emoji, ("Type", reader.ReadByte())));
break;
}
case 0x03: // 图片
{
result.Snippets.Add(new TextSnippet(reader.BeReadString(), MessageType.Picture));
break;
}
case 0x0A: // 音频
{
result.Snippets.Add(new TextSnippet(reader.BeReadString(), MessageType.Audio));
break;
}
case 0x0E: // 未知
{
break;
}
case 0x12: // 群名片
{
break;
}
case 0x14: // XML
{
reader.ReadByte();
result.Snippets.Add(new TextSnippet(
GZipByteArray.DecompressString(reader.ReadBytes((int)(reader.BaseStream.Length - 1))),
MessageType.Xml));
break;
}
case 0x18: // 群文件
{
reader.ReadBytes(5);
var fileName = reader.BeReadString(); // 文件名称... 长度总是一个byte
reader.ReadByte();
reader.ReadBytes(reader.ReadByte()); // 文件大小
result.Snippets.Add(new TextSnippet(fileName, MessageType.OfflineFile));
break;
}
case 0x19: // 红包秘钥段
{
if (reader.ReadByte() != 0xC2)
{
break;
}
reader.ReadBytes(19);
reader.ReadBytes(reader.ReadByte()); // 恭喜发财
reader.ReadByte();
reader.ReadBytes(reader.ReadByte()); // 赶紧点击拆开吧
reader.ReadByte();
reader.ReadBytes(reader.ReadByte()); // QQ红包
reader.ReadBytes(5);
reader.ReadBytes(reader.ReadByte()); // [QQ红包]恭喜发财
reader.ReadBytes(22);
var redId = Encoding.UTF8.GetString(reader.ReadBytes(32)); //redid
reader.ReadBytes(12);
reader.ReadBytes(reader.BeReadUInt16());
reader.ReadBytes(0x10);
var key1 = Encoding.UTF8.GetString(reader.ReadBytes(reader.ReadByte())); //Key1
reader.BeReadUInt16();
var key2 = Encoding.UTF8.GetString(reader.ReadBytes(reader.ReadByte())); //Key2
result.Snippets.Add(new TextSnippet("", MessageType.RedBag, ("RedId", redId),
("Key1", key1), ("Key2", key2)));
break;
}
}
reader.ReadBytes((int)(pos + dataLength - reader.BaseStream.Position));
messageType = reader.ReadByte();
dataLength = reader.BeReadUInt16();
pos = reader.BaseStream.Position;
}
}
catch (Exception ex)
{
}
// 移除所有空白的片段
result.Snippets.RemoveAll(s => s.Type == MessageType.Normal && string.IsNullOrEmpty(s.Content));
// 若长度大于1，那么应该只含有普通文本、At、表情、图片。
// 虽然我看着别人好像视频也能通过转发什么的弄进来，但是反正我们现在不支持接收音视频，所以不管了
return(result.Snippets.Count > 1 && result.Snippets.Any(s =>
s.Type != MessageType.Normal && s.Type != MessageType.At &&
s.Type != MessageType.Emoji && s.Type != MessageType.Picture)
? throw new NotSupportedException("富文本中包含多个非聊天代码")
: result);
}
public static Richtext ReadRichtext(this BinaryReader br)
{
// TODO: 解析富文本
// 目前进度: 仅读取第一部分
return(Richtext.Parse(br.ReadBytes(br.BeReadChar())));
}
public static Richtext ReadRichtext(this BinaryReader Reader, byte _messageType, Richtext result)
{
// TODO: 解析富文本
try
{
var Data = Reader.ReadBytes(Reader.BeReadChar());
var subReader = new BinaryReader(new MemoryStream(Data));
subReader.ReadByte();
var MessageData = subReader.ReadBytes(subReader.BeReadChar());
if (_messageType == 0x01)//文本消息
{
var MessageStr = Encoding.UTF8.GetString(MessageData);
if (MessageStr.Contains("@"))
{
//Reader.ReadBytes(10);
//var AtQQ = Util.GetQQNumRetUint(Util.ToHex(Reader.ReadBytes(4)));//被At人的QQ号
result.Snippets.Add(new AtSnippet()
{
Content = MessageStr,
//AtQQ = AtQQ,
Type = Framework.MessageType.At
});
}
else
{
result.Snippets.Add(new TextSnippet()
{
Content = MessageStr,
Type = Framework.MessageType.Normal
});
}
}
else if (_messageType == 0x02)//小黄豆表情
{
result.Snippets.Add(new TextSnippet()
{
Content = Util.GetQQNumRetUint(Util.ToHex(MessageData)).ToString(),
Type = Framework.MessageType.Emoji
});
}
else if (_messageType == 0x03)//图片
{
result.Snippets.Add(new TextSnippet()
{
Content = Encoding.UTF8.GetString(MessageData),
Type = Framework.MessageType.Picture
});
}
else if (_messageType == 0x0A)//音频
{
result.Snippets.Add(new TextSnippet()
{
Content = Encoding.UTF8.GetString(MessageData),
Type = Framework.MessageType.Audio
});
}
else if (_messageType == 0x19)//红包秘钥段
{
var RedBagReader = new BinaryReader(new MemoryStream(MessageData));
RedBagReader.ReadBytes(20);
RedBagReader.ReadBytes(RedBagReader.ReadByte()); //恭喜发财
RedBagReader.ReadByte();
RedBagReader.ReadBytes(RedBagReader.ReadByte()); //赶紧点击拆开吧
RedBagReader.ReadByte();
RedBagReader.ReadBytes(RedBagReader.ReadByte()); //QQ红包
RedBagReader.ReadBytes(5);
RedBagReader.ReadBytes(RedBagReader.ReadByte()); //[QQ红包]恭喜发财
RedBagReader.ReadBytes(22);
var RedId = Encoding.UTF8.GetString(RedBagReader.ReadBytes(32)); //redid
RedBagReader.ReadBytes(12);
RedBagReader.ReadBytes(RedBagReader.BeReadChar());
RedBagReader.ReadBytes(0x10);
var Key1 = Encoding.UTF8.GetString(RedBagReader.ReadBytes(RedBagReader.ReadByte())); //Key1
RedBagReader.BeReadChar();
var Key2 = Encoding.UTF8.GetString(RedBagReader.ReadBytes(RedBagReader.ReadByte())); //Key2
result.Snippets.Add(new RedBagSnippet
{
RedId = RedId,
Key1 = Key1,
Key2 = Key2,
Type = Framework.MessageType.RedBag
});
}
var MessageType = Reader.ReadByte();
//如果没有结束继续解析消息内容
if (MessageType != 0x0E)
{
Reader.ReadRichtext(MessageType, result);
}
}
catch (Exception ex)
{
}
return(result);
}