~singpolyma/biboumi

ref: acf769d83a40e971ccc1346225688841465b36ee biboumi/src/bridge/bridge.cpp -rw-r--r-- 6.8 KiB
acf769d8 — Florent Le Coz Use isupport informations to know the user modes when joining 9 years ago
                                                                                
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
#include <bridge/bridge.hpp>
#include <bridge/colors.hpp>
#include <xmpp/xmpp_component.hpp>
#include <network/poller.hpp>
#include <utils/encoding.hpp>
#include <logger/logger.hpp>
#include <utils/split.hpp>
#include <iostream>

static const char* action_prefix = "\01ACTION ";
static const size_t action_prefix_len = 8;

Bridge::Bridge(const std::string& user_jid, XmppComponent* xmpp, Poller* poller):
  user_jid(user_jid),
  xmpp(xmpp),
  poller(poller)
{
}

Bridge::~Bridge()
{
}

void Bridge::shutdown()
{
  for (auto it = this->irc_clients.begin(); it != this->irc_clients.end(); ++it)
  {
    it->second->send_quit_command();
  }
}

void Bridge::clean()
{
  auto it = this->irc_clients.begin();
  while (it != this->irc_clients.end())
  {
    IrcClient* client = it->second.get();
    if (!client->is_connected())
      it = this->irc_clients.erase(it);
    else
      ++it;
  }
}

Xmpp::body Bridge::make_xmpp_body(const std::string& str)
{
  std::string res;
  if (utils::is_valid_utf8(str.c_str()))
    res = str;
  else
    res = utils::convert_to_utf8(str, "ISO-8859-1");
  return irc_format_to_xhtmlim(res);
}

IrcClient* Bridge::get_irc_client(const std::string& hostname, const std::string& username)
{
  try
    {
      return this->irc_clients.at(hostname).get();
    }
  catch (const std::out_of_range& exception)
    {
      this->irc_clients.emplace(hostname, std::make_shared<IrcClient>(hostname, username, this));
      std::shared_ptr<IrcClient> irc = this->irc_clients.at(hostname);
      this->poller->add_socket_handler(irc);
      return irc.get();
    }
}

IrcClient* Bridge::get_irc_client(const std::string& hostname)
{
  try
    {
      return this->irc_clients.at(hostname).get();
    }
  catch (const std::out_of_range& exception)
    {
      return nullptr;
    }
}

bool Bridge::join_irc_channel(const Iid& iid, const std::string& username)
{
  IrcClient* irc = this->get_irc_client(iid.server, username);
  if (irc->is_channel_joined(iid.chan) == false)
    {
      irc->send_join_command(iid.chan);
      return true;
    }
  return false;
}

void Bridge::send_channel_message(const Iid& iid, const std::string& body)
{
  std::vector<std::string> lines = utils::split(body, '\n', true);
  if (lines.empty())
    return ;
  const std::string first_line = lines[0];
  if (iid.chan.empty() || iid.server.empty())
    {
      log_warning("Cannot send message to channel: [" << iid.chan << "] on server [" << iid.server << "]");
      return;
    }
  IrcClient* irc = this->get_irc_client(iid.server);
  if (!irc)
    {
      log_warning("Cannot send message: no client exist for server " << iid.server);
      return;
    }
  if (first_line.substr(0, 6) == "/mode ")
    {
      std::vector<std::string> args = utils::split(first_line.substr(6), ' ', false);
      irc->send_mode_command(iid.chan, args);
      return;
    }
  if (first_line.substr(0, 4) == "/me ")
    irc->send_channel_message(iid.chan, action_prefix + first_line.substr(4) + "\01");
  else
    irc->send_channel_message(iid.chan, first_line);
  // Send each of the other lines of the message as a separate IRC message
  for (std::vector<std::string>::const_iterator it = lines.begin() + 1; it != lines.end(); ++it)
    irc->send_channel_message(iid.chan, *it);
  // We do not need to convert body to utf-8: it comes from our XMPP server,
  // so it's ok to send it back
  this->xmpp->send_muc_message(iid.chan + "%" + iid.server, irc->get_own_nick(),
                               this->make_xmpp_body(body), this->user_jid);
}

void Bridge::send_private_message(const Iid& iid, const std::string& body)
{
  if (iid.chan.empty() || iid.server.empty())
    return ;
  IrcClient* irc = this->get_irc_client(iid.server);
  if (irc)
    irc->send_private_message(iid.chan, body);
}

void Bridge::leave_irc_channel(Iid&& iid, std::string&& status_message)
{
  IrcClient* irc = this->get_irc_client(iid.server);
  if (irc)
    irc->send_part_command(iid.chan, status_message);
}

void Bridge::send_irc_nick_change(const Iid& iid, const std::string& new_nick)
{
  IrcClient* irc = this->get_irc_client(iid.server);
  if (irc)
    irc->send_nick_command(new_nick);
}

void Bridge::send_irc_kick(const Iid& iid, const std::string& target, const std::string& reason)
{
  IrcClient* irc = this->get_irc_client(iid.server);
  if (irc)
    irc->send_kick_command(iid.chan, target, reason);
}

void Bridge::send_message(const Iid& iid, const std::string& nick, const std::string& body, const bool muc)
{
  if (muc)
    this->xmpp->send_muc_message(iid.chan + "%" + iid.server, nick,
                                 this->make_xmpp_body(body), this->user_jid);
  else
    this->xmpp->send_message(iid.chan + "%" + iid.server,
                             this->make_xmpp_body(body), this->user_jid);
}

void Bridge::send_muc_leave(Iid&& iid, std::string&& nick, const std::string& message, const bool self)
{
  this->xmpp->send_muc_leave(std::move(iid.chan) + "%" + std::move(iid.server), std::move(nick), this->make_xmpp_body(message), this->user_jid, self);
}

void Bridge::send_nick_change(Iid&& iid, const std::string& old_nick, const std::string& new_nick, const bool self)
{
  this->xmpp->send_nick_change(std::move(iid.chan) + "%" + std::move(iid.server),
                               old_nick, new_nick, this->user_jid, self);
}

void Bridge::send_xmpp_message(const std::string& from, const std::string& author, const std::string& msg)
{
  std::string body;
  if (!author.empty())
    body = std::string("[") + author + std::string("] ") + msg;
  else
    body = msg;
  this->xmpp->send_message(from, this->make_xmpp_body(body), this->user_jid);
}

void Bridge::send_user_join(const std::string& hostname,
                            const std::string& chan_name,
                            const IrcUser* user,
                            const bool self)
{
  std::string affiliation = "participant";
  std::string role = "none";
  if (user->modes.find('o') != user->modes.end())
    {
      affiliation = "admin";
      role = "moderator";
    }
  this->xmpp->send_user_join(chan_name + "%" + hostname, user->nick, user->host,
                             affiliation, role, this->user_jid, self);
}

void Bridge::send_topic(const std::string& hostname, const std::string& chan_name, const std::string topic)
{
  this->xmpp->send_topic(chan_name + "%" + hostname, this->make_xmpp_body(topic), this->user_jid);
}

std::string Bridge::get_own_nick(const Iid& iid)
{
  IrcClient* irc = this->get_irc_client(iid.server);
  if (irc)
    return irc->get_own_nick();
  return "";
}

void Bridge::kick_muc_user(Iid&& iid, const std::string& target, const std::string& reason, const std::string& author)
{
  this->xmpp->kick_user(iid.chan + "%" + iid.server, target, reason, author, this->user_jid);
}

void Bridge::send_nickname_conflict_error(const Iid& iid, const std::string& nickname)
{
  this->xmpp->send_nickname_conflict_error(iid.chan + "%" + iid.server, nickname, this->user_jid);
}