bridge.cpp 24.1 KB
Newer Older
1
#include <bridge/bridge.hpp>
2
#include <bridge/colors.hpp>
3
#include <bridge/list_element.hpp>
4
#include <xmpp/biboumi_component.hpp>
5
#include <xmpp/xmpp_stanza.hpp>
louiz’'s avatar
louiz’ committed
6
#include <irc/irc_message.hpp>
7
#include <network/poller.hpp>
8
#include <utils/empty_if_fixed_server.hpp>
9
#include <utils/encoding.hpp>
10
#include <utils/tolower.hpp>
louiz’'s avatar
louiz’ committed
11
#include <logger/logger.hpp>
12
#include <utils/revstr.hpp>
louiz’'s avatar
louiz’ committed
13
#include <utils/split.hpp>
14
#include <xmpp/jid.hpp>
louiz’'s avatar
louiz’ committed
15
#include <stdexcept>
louiz’'s avatar
louiz’ committed
16
#include <iostream>
17
#include <tuple>
louiz’'s avatar
louiz’ committed
18

louiz’'s avatar
louiz’ committed
19
20
using namespace std::string_literals;

21
22
static const char* action_prefix = "\01ACTION ";

23
Bridge::Bridge(const std::string& user_jid, BiboumiComponent* xmpp, std::shared_ptr<Poller> poller):
24
25
26
27
28
29
30
31
32
33
  user_jid(user_jid),
  xmpp(xmpp),
  poller(poller)
{
}

Bridge::~Bridge()
{
}

34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
/**
 * Return the role and affiliation, corresponding to the given irc mode */
static std::tuple<std::string, std::string> get_role_affiliation_from_irc_mode(const char mode)
{
  if (mode == 'a' || mode == 'q')
    return std::make_tuple("moderator", "owner");
  else if (mode == 'o')
    return std::make_tuple("moderator", "admin");
  else if (mode == 'h')
    return std::make_tuple("moderator", "member");
  else if (mode == 'v')
    return std::make_tuple("participant", "member");
  else
    return std::make_tuple("participant", "none");
}

50
void Bridge::shutdown(const std::string& exit_message)
louiz’'s avatar
louiz’ committed
51
52
53
{
  for (auto it = this->irc_clients.begin(); it != this->irc_clients.end(); ++it)
  {
louiz’'s avatar
louiz’ committed
54
55
    it->second->send_quit_command(exit_message);
    it->second->leave_dummy_channel(exit_message);
louiz’'s avatar
louiz’ committed
56
57
58
  }
}

louiz’'s avatar
louiz’ committed
59
60
61
62
63
64
void Bridge::clean()
{
  auto it = this->irc_clients.begin();
  while (it != this->irc_clients.end())
  {
    IrcClient* client = it->second.get();
65
    if (!client->is_connected() && !client->is_connecting())
louiz’'s avatar
louiz’ committed
66
67
68
69
70
71
      it = this->irc_clients.erase(it);
    else
      ++it;
  }
}

72
73
74
75
76
const std::string& Bridge::get_jid() const
{
  return this->user_jid;
}

77
Xmpp::body Bridge::make_xmpp_body(const std::string& str)
78
79
80
81
82
83
{
  std::string res;
  if (utils::is_valid_utf8(str.c_str()))
    res = str;
  else
    res = utils::convert_to_utf8(str, "ISO-8859-1");
84
  return irc_format_to_xhtmlim(res);
85
86
}

87
88
89
90
91
92
93
94
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)
    {
95
      this->irc_clients.emplace(hostname, std::make_shared<IrcClient>(this->poller, hostname, username, this));
96
97
98
99
100
      std::shared_ptr<IrcClient> irc = this->irc_clients.at(hostname);
      return irc.get();
    }
}

louiz’'s avatar
louiz’ committed
101
IrcClient* Bridge::get_irc_client(const std::string& hostname)
102
103
104
105
106
107
108
109
110
111
112
113
{
  try
    {
      return this->irc_clients.at(hostname).get();
    }
  catch (const std::out_of_range& exception)
    {
      throw IRCNotConnected(hostname);
    }
}

IrcClient* Bridge::find_irc_client(const std::string& hostname)
louiz’'s avatar
louiz’ committed
114
115
116
117
118
119
120
121
122
123
124
{
  try
    {
      return this->irc_clients.at(hostname).get();
    }
  catch (const std::out_of_range& exception)
    {
      return nullptr;
    }
}

125
bool Bridge::join_irc_channel(const Iid& iid, const std::string& username, const std::string& password)
126
{
louiz’'s avatar
louiz’ committed
127
128
  IrcClient* irc = this->get_irc_client(iid.get_server(), username);
  if (iid.get_local().empty())
louiz’'s avatar
louiz’ committed
129
130
131
132
133
134
135
136
137
    { // Join the dummy channel
      if (irc->is_welcomed())
        {
          if (irc->get_dummy_channel().joined)
            return false;
          // Immediately simulate a message coming from the IRC server saying that we
          // joined the channel
          const IrcMessage join_message(irc->get_nick(), "JOIN", {""});
          irc->on_channel_join(join_message);
louiz’'s avatar
louiz’ committed
138
          const IrcMessage end_join_message(std::string(iid.get_server()), "366",
louiz’'s avatar
louiz’ committed
139
140
141
142
143
                                            {irc->get_nick(),
                                                "", "End of NAMES list"});
          irc->on_channel_completely_joined(end_join_message);
        }
      else
144
        {
louiz’'s avatar
louiz’ committed
145
          irc->get_dummy_channel().joining = true;
146
147
          irc->start();
        }
louiz’'s avatar
louiz’ committed
148
149
      return true;
    }
louiz’'s avatar
louiz’ committed
150
  if (irc->is_channel_joined(iid.get_local()) == false)
louiz’'s avatar
louiz’ committed
151
    {
152
      irc->send_join_command(iid.get_local(), password);
louiz’'s avatar
louiz’ committed
153
154
155
      return true;
    }
  return false;
156
157
}

louiz’'s avatar
louiz’ committed
158
159
void Bridge::send_channel_message(const Iid& iid, const std::string& body)
{
160
  if (iid.get_server().empty())
louiz’'s avatar
louiz’ committed
161
    {
162
163
164
165
166
      this->xmpp->send_stanza_error("message", this->user_jid, std::to_string(iid), "",
                                    "cancel", "remote-server-not-found",
                                    std::to_string(iid) + " is not a valid channel name. "
                                    "A correct room jid is of the form: #<chan>%<server>",
                                    false);
louiz’'s avatar
louiz’ committed
167
168
      return;
    }
louiz’'s avatar
louiz’ committed
169
  IrcClient* irc = this->get_irc_client(iid.get_server());
170

171
172
173
174
175
176
177
178
179
180
181
182
  // Because an IRC message cannot contain \n, we need to convert each line
  // of text into a separate IRC message. For conveniance, we also cut the
  // message into submessages on the XMPP side, this way the user of the
  // gateway sees what was actually sent over IRC.  For example if an user
  // sends “hello\n/me waves”, two messages will be generated: “hello” and
  // “/me waves”. Note that the “command” handling (messages starting with
  // /me, /mode, etc) is done for each message generated this way. In the
  // above example, the /me will be interpreted.
  std::vector<std::string> lines = utils::split(body, '\n', true);
  if (lines.empty())
    return ;
  for (const std::string& line: lines)
louiz’'s avatar
louiz’ committed
183
    {
184
185
186
      if (line.substr(0, 6) == "/mode ")
        {
          std::vector<std::string> args = utils::split(line.substr(6), ' ', false);
louiz’'s avatar
louiz’ committed
187
          irc->send_mode_command(iid.get_local(), args);
188
189
190
191
          continue;             // We do not want to send that back to the
                                // XMPP user, that’s not a textual message.
        }
      else if (line.substr(0, 4) == "/me ")
louiz’'s avatar
louiz’ committed
192
        irc->send_channel_message(iid.get_local(), action_prefix + line.substr(4) + "\01");
193
      else
louiz’'s avatar
louiz’ committed
194
195
        irc->send_channel_message(iid.get_local(), line);
      this->xmpp->send_muc_message(std::to_string(iid), irc->get_own_nick(),
196
                                   this->make_xmpp_body(line), this->user_jid);
louiz’'s avatar
louiz’ committed
197
    }
louiz’'s avatar
louiz’ committed
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
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
void Bridge::forward_affiliation_role_change(const Iid& iid, const std::string& nick,
                                             const std::string& affiliation,
                                             const std::string& role)
{
  IrcClient* irc = this->get_irc_client(iid.get_server());
  IrcChannel* chan = irc->get_channel(iid.get_local());
  if (!chan || !chan->joined)
    return;
  IrcUser* user = chan->find_user(nick);
  if (!user)
    return;
  // For each affiliation or role, we have a “maximal” mode that we want to
  // set. We must remove any superior mode at the same time. For example if
  // the user already has +o mode, and we set its affiliation to member, we
  // remove the +o mode, and add +v.  For each “superior” mode (for example,
  // for +v, the superior modes are 'h', 'a', 'o' and 'q') we check if that
  // user has it, and if yes we remove that mode

  std::size_t nb = 1;               // the number of times the nick must be
                                    // repeated in the argument list
  std::string modes;                // The string of modes to
                                    // add/remove. For example "+v-aoh"
  std::vector<char> modes_to_remove; // List of modes to check for removal
  if (affiliation == "none")
    {
      modes = "";
      nb = 0;
      modes_to_remove = {'v', 'h', 'o', 'a', 'q'};
    }
  else if (affiliation == "member")
    {
      modes = "+v";
      modes_to_remove = {'h', 'o', 'a', 'q'};
    }
  else if (role == "moderator")
    {
      modes = "+h";
      modes_to_remove = {'o', 'a', 'q'};
    }
  else if (affiliation == "admin")
    {
      modes = "+o";
      modes_to_remove = {'a', 'q'};
    }
  else if (affiliation == "owner")
    {
      modes = "+a";
      modes_to_remove = {'q'};
    }
  else
    return;
  for (const char mode: modes_to_remove)
    if (user->modes.find(mode) != user->modes.end())
      {
        modes += "-"s + mode;
        nb++;
      }
  if (modes.empty())
    return;
  std::vector<std::string> args(nb, nick);
  args.insert(args.begin(), modes);
  irc->send_mode_command(iid.get_local(), args);
}

louiz’'s avatar
louiz’ committed
264
void Bridge::send_private_message(const Iid& iid, const std::string& body, const std::string& type)
louiz’'s avatar
louiz’ committed
265
{
louiz’'s avatar
louiz’ committed
266
  if (iid.get_local().empty() || iid.get_server().empty())
267
    {
268
269
270
271
272
      this->xmpp->send_stanza_error("message", this->user_jid, std::to_string(iid), "",
                                    "cancel", "remote-server-not-found",
                                    std::to_string(iid) + " is not a valid channel name. "
                                    "A correct room jid is of the form: #<chan>%<server>",
                                    false);
273
274
      return;
    }
275
  IrcClient* irc = this->get_irc_client(iid.get_server());
276
277
278
279
280
281
  std::vector<std::string> lines = utils::split(body, '\n', true);
  if (lines.empty())
    return ;
  for (const std::string& line: lines)
    {
      if (line.substr(0, 4) == "/me ")
louiz’'s avatar
louiz’ committed
282
        irc->send_private_message(iid.get_local(), action_prefix + line.substr(4) + "\01", type);
283
      else
louiz’'s avatar
louiz’ committed
284
        irc->send_private_message(iid.get_local(), line, type);
285
    }
louiz’'s avatar
louiz’ committed
286
287
}

louiz’'s avatar
louiz’ committed
288
289
290
291
292
293
void Bridge::send_raw_message(const std::string& hostname, const std::string& body)
{
  IrcClient* irc = this->get_irc_client(hostname);
  irc->send_raw(body);
}

louiz’'s avatar
louiz’ committed
294
295
void Bridge::leave_irc_channel(Iid&& iid, std::string&& status_message)
{
louiz’'s avatar
louiz’ committed
296
  IrcClient* irc = this->get_irc_client(iid.get_server());
297
  irc->send_part_command(iid.get_local(), status_message);
louiz’'s avatar
louiz’ committed
298
299
}

louiz’'s avatar
louiz’ committed
300
301
void Bridge::send_irc_nick_change(const Iid& iid, const std::string& new_nick)
{
louiz’'s avatar
louiz’ committed
302
  IrcClient* irc = this->get_irc_client(iid.get_server());
303
  irc->send_nick_command(new_nick);
louiz’'s avatar
louiz’ committed
304
305
}

306
307
308
309
310
311
void Bridge::send_irc_channel_list_request(const Iid& iid, const std::string& iq_id,
                                           const std::string& to_jid)
{
  IrcClient* irc = this->get_irc_client(iid.get_server());

  irc->send_list_command();
312

313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
  irc_responder_callback_t cb = [this, iid, iq_id, to_jid](const std::string& irc_hostname,
                                                           const IrcMessage& message) -> bool
    {
      static std::vector<ListElement> list;

      if (irc_hostname != iid.get_server())
        return false;
      if (message.command == "263" || message.command == "RPL_TRYAGAIN")
        { // TODO send an error iq
          return true;
        }
      else if (message.command == "322" || message.command == "RPL_LIST")
        { // Add element to list
          if (message.arguments.size() == 4)
            list.emplace_back(message.arguments[1], message.arguments[2],
                              message.arguments[3]);
          return false;
        }
      else if (message.command == "323" || message.command == "RPL_LISTEND")
        { // Send the iq response with the content of the list
          this->xmpp->send_iq_room_list_result(iq_id, to_jid, std::to_string(iid), list);
          return true;
        }
      return false;
    };
  this->add_waiting_irc(std::move(cb));
}

341
342
void Bridge::send_irc_kick(const Iid& iid, const std::string& target, const std::string& reason,
                           const std::string& iq_id, const std::string& to_jid)
343
{
louiz’'s avatar
louiz’ committed
344
  IrcClient* irc = this->get_irc_client(iid.get_server());
345
346
347
348

  irc->send_kick_command(iid.get_local(), target, reason);
  irc_responder_callback_t cb = [this, target, iq_id, to_jid, iid](const std::string& irc_hostname,
                                                                   const IrcMessage& message) -> bool
349
    {
350
351
352
353
354
355
356
      if (irc_hostname != iid.get_server())
        return false;
      if (message.command == "KICK" && message.arguments.size() >= 2)
        {
          const std::string target_later = message.arguments[1];
          const std::string chan_name_later = utils::tolower(message.arguments[0]);
          if (target_later != target || chan_name_later != iid.get_local())
357
            return false;
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
          this->xmpp->send_iq_result(iq_id, to_jid, std::to_string(iid));
        }
      else if (message.command == "401" && message.arguments.size() >= 2)
        {
          const std::string target_later = message.arguments[1];
          if (target_later != target)
            return false;
          std::string error_message = "No such nick";
          if (message.arguments.size() >= 3)
            error_message = message.arguments[2];
          this->xmpp->send_stanza_error("iq", to_jid, std::to_string(iid), iq_id, "cancel", "item-not-found",
                                        error_message, false);
        }
      else if (message.command == "482" && message.arguments.size() >= 2)
        {
          const std::string chan_name_later = utils::tolower(message.arguments[1]);
          if (chan_name_later != iid.get_local())
            return false;
          std::string error_message = "You're not channel operator";
          if (message.arguments.size() >= 3)
            error_message = message.arguments[2];
          this->xmpp->send_stanza_error("iq", to_jid, std::to_string(iid), iq_id, "cancel", "not-allowed",
                                        error_message, false);
        }
      return true;
    };
  this->add_waiting_irc(std::move(cb));
385
386
}

387
388
void Bridge::set_channel_topic(const Iid& iid, const std::string& subject)
{
louiz’'s avatar
louiz’ committed
389
  IrcClient* irc = this->get_irc_client(iid.get_server());
390
  irc->send_topic_command(iid.get_local(), subject);
391
392
}

louiz’'s avatar
louiz’ committed
393
394
395
396
397
398
399
void Bridge::send_xmpp_version_to_irc(const Iid& iid, const std::string& name, const std::string& version, const std::string& os)
{
  std::string result(name + " " + version + " " + os);

  this->send_private_message(iid, "\01VERSION "s + result + "\01", "NOTICE");
}

400
401
void Bridge::send_irc_ping_result(const Iid& iid, const std::string& id)
{
402
  this->send_private_message(iid, "\01PING "s + utils::revstr(id) + "\01", "NOTICE");
403
404
405
406
407
408
409
410
411
}

void Bridge::send_irc_user_ping_request(const std::string& irc_hostname, const std::string& nick,
                                        const std::string& iq_id, const std::string& to_jid,
                                        const std::string& from_jid)
{
  Iid iid(nick + "!" + irc_hostname);
  this->send_private_message(iid, "\01PING " + iq_id + "\01");

412
  irc_responder_callback_t cb = [this, nick=utils::tolower(nick), iq_id, to_jid, irc_hostname, from_jid](const std::string& hostname, const IrcMessage& message) -> bool
413
    {
louiz’'s avatar
louiz’ committed
414
      if (irc_hostname != hostname || message.arguments.size() < 2)
415
416
417
        return false;
      IrcUser user(message.prefix);
      const std::string body = message.arguments[1];
louiz’'s avatar
louiz’ committed
418
419
      if (message.command == "NOTICE" && utils::tolower(user.nick) == nick
          && body.substr(0, 6) == "\01PING ")
420
        {
421
          const std::string id = body.substr(6, body.size() - 7);
422
423
424
425
426
427
          if (id != iq_id)
            return false;
          Jid jid(from_jid);
          this->xmpp->send_iq_result(iq_id, to_jid, jid.local);
          return true;
        }
louiz’'s avatar
louiz’ committed
428
      if (message.command == "401" && message.arguments[1] == nick)
429
430
431
432
433
434
435
436
437
438
439
440
441
442
        {
          std::string error_message = "No such nick";
          if (message.arguments.size() >= 3)
            error_message = message.arguments[2];
          this->xmpp->send_stanza_error("iq", to_jid, from_jid, iq_id, "cancel", "service-unavailable",
                                        error_message, true);
          return true;
        }

      return false;
    };
  this->add_waiting_irc(std::move(cb));
}

443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
void Bridge::send_irc_participant_ping_request(const Iid& iid, const std::string& nick,
                                               const std::string& iq_id, const std::string& to_jid,
                                               const std::string& from_jid)
{
  IrcClient* irc = this->get_irc_client(iid.get_server());
  IrcChannel* chan = irc->get_channel(iid.get_local());
  if (!chan->joined)
    {
      this->xmpp->send_stanza_error("iq", to_jid, from_jid, iq_id, "cancel", "not-allowed",
                                    "", true);
      return;
    }
  if (chan->get_self()->nick != nick && !chan->find_user(nick))
    {
      this->xmpp->send_stanza_error("iq", to_jid, from_jid, iq_id, "cancel", "item-not-found",
                                    "Recipient not in room", true);
      return;
    }

  // The user is in the room, send it a direct PING
  this->send_irc_user_ping_request(iid.get_server(), nick, iq_id, to_jid, from_jid);
}

466
467
468
469
void Bridge::on_gateway_ping(const std::string& irc_hostname, const std::string& iq_id, const std::string& to_jid,
                             const std::string& from_jid)
{
  Jid jid(from_jid);
470
  if (irc_hostname.empty() || this->find_irc_client(irc_hostname))
471
472
473
474
475
476
    this->xmpp->send_iq_result(iq_id, to_jid, jid.local);
  else
    this->xmpp->send_stanza_error("iq", to_jid, from_jid, iq_id, "cancel", "service-unavailable",
                                  "", true);
}

477
478
479
480
481
482
483
484
void Bridge::send_irc_version_request(const std::string& irc_hostname, const std::string& target,
                                      const std::string& iq_id, const std::string& to_jid,
                                      const std::string& from_jid)
{
  Iid iid(target + "!" + irc_hostname);
  this->send_private_message(iid, "\01VERSION\01");
  // TODO, add a timer to remove that waiting iq if the server does not
  // respond with a matching command before n seconds
485
486
  irc_responder_callback_t cb = [this, target, iq_id, to_jid, irc_hostname, from_jid](const std::string& hostname, const IrcMessage& message) -> bool
    {
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
      if (irc_hostname != hostname)
        return false;
      IrcUser user(message.prefix);
      if (message.command == "NOTICE" && user.nick == target &&
          message.arguments.size() >= 2 && message.arguments[1].substr(0, 9) == "\01VERSION ")
        {
          // remove the "\01VERSION " and the "\01" parts from the string
          const std::string version = message.arguments[1].substr(9, message.arguments[1].size() - 10);
          this->xmpp->send_version(iq_id, to_jid, from_jid, version);
          return true;
        }
      if (message.command == "401" && message.arguments.size() >= 2
          && message.arguments[1] == target)
        {
          std::string error_message = "No such nick";
          if (message.arguments.size() >= 3)
            error_message = message.arguments[2];
          this->xmpp->send_stanza_error("iq", to_jid, from_jid, iq_id, "cancel", "item-not-found",
                                        error_message, true);
          return true;
        }
      return false;
509
510
    };
  this->add_waiting_irc(std::move(cb));
511
512
}

louiz’'s avatar
louiz’ committed
513
void Bridge::send_message(const Iid& iid, const std::string& nick, const std::string& body, const bool muc)
louiz’'s avatar
louiz’ committed
514
{
louiz’'s avatar
louiz’ committed
515
  if (muc)
louiz’'s avatar
louiz’ committed
516
    this->xmpp->send_muc_message(std::to_string(iid), nick,
517
                                 this->make_xmpp_body(body), this->user_jid);
louiz’'s avatar
louiz’ committed
518
  else
519
520
521
522
523
524
525
526
527
528
529
530
    {
      std::string target = std::to_string(iid);
      bool fulljid = false;
      auto it = this->preferred_user_from.find(iid.get_local());
      if (it != this->preferred_user_from.end())
        {
          target = it->second;
          fulljid = true;
        }
      this->xmpp->send_message(target, this->make_xmpp_body(body),
                               this->user_jid, "chat", fulljid);
    }
louiz’'s avatar
louiz’ committed
531
532
}

533
534
535
void Bridge::send_presence_error(const Iid& iid, const std::string& nick,
                                 const std::string& type, const std::string& condition,
                                 const std::string& error_code, const std::string& text)
536
{
537
  this->xmpp->send_presence_error(std::to_string(iid), nick, this->user_jid, type, condition, error_code, text);
538
539
}

louiz’'s avatar
louiz’ committed
540
void Bridge::send_muc_leave(Iid&& iid, std::string&& nick, const std::string& message, const bool self)
louiz’'s avatar
louiz’ committed
541
{
louiz’'s avatar
louiz’ committed
542
  this->xmpp->send_muc_leave(std::to_string(iid), std::move(nick), this->make_xmpp_body(message), this->user_jid, self);
543
  IrcClient* irc = this->find_irc_client(iid.get_server());
544
545
  if (irc && irc->number_of_joined_channels() == 0)
    irc->send_quit_command("");
louiz’'s avatar
louiz’ committed
546
547
}

548
549
550
551
552
void Bridge::send_nick_change(Iid&& iid,
                              const std::string& old_nick,
                              const std::string& new_nick,
                              const char user_mode,
                              const bool self)
louiz’'s avatar
louiz’ committed
553
{
554
555
556
557
  std::string affiliation;
  std::string role;
  std::tie(role, affiliation) = get_role_affiliation_from_irc_mode(user_mode);

louiz’'s avatar
louiz’ committed
558
  this->xmpp->send_nick_change(std::to_string(iid),
559
                               old_nick, new_nick, affiliation, role, this->user_jid, self);
louiz’'s avatar
louiz’ committed
560
561
}

562
563
void Bridge::send_xmpp_message(const std::string& from, const std::string& author, const std::string& msg)
{
louiz’'s avatar
louiz’ committed
564
565
  std::string body;
  if (!author.empty())
566
567
    {
      IrcUser user(author);
louiz’'s avatar
louiz’ committed
568
      body = "\u000303"s + user.nick + (user.host.empty()?
louiz’'s avatar
louiz’ committed
569
570
                                        "\u0003: ":
                                        (" (\u000310" + user.host + "\u000303)\u0003: ")) + msg;
571
    }
louiz’'s avatar
louiz’ committed
572
573
  else
    body = msg;
574
  this->xmpp->send_message(from, this->make_xmpp_body(body), this->user_jid, "chat");
575
576
}

577
578
void Bridge::send_user_join(const std::string& hostname,
                            const std::string& chan_name,
579
                            const IrcUser* user,
580
                            const char user_mode,
581
                            const bool self)
582
{
583
584
585
586
  std::string affiliation;
  std::string role;
  std::tie(role, affiliation) = get_role_affiliation_from_irc_mode(user_mode);

587
  this->xmpp->send_user_join(chan_name + utils::empty_if_fixed_server("%" + hostname), user->nick, user->host,
588
                             affiliation, role, this->user_jid, self);
589
590
}

591
void Bridge::send_topic(const std::string& hostname, const std::string& chan_name, const std::string& topic)
592
{
593
  this->xmpp->send_topic(chan_name + utils::empty_if_fixed_server("%" + hostname), this->make_xmpp_body(topic), this->user_jid);
594
}
louiz’'s avatar
louiz’ committed
595
596
597

std::string Bridge::get_own_nick(const Iid& iid)
{
598
  IrcClient* irc = this->find_irc_client(iid.get_server());
louiz’'s avatar
louiz’ committed
599
600
601
602
  if (irc)
    return irc->get_own_nick();
  return "";
}
603

604
size_t Bridge::active_clients() const
louiz’'s avatar
louiz’ committed
605
606
607
608
{
  return this->irc_clients.size();
}

609
610
void Bridge::kick_muc_user(Iid&& iid, const std::string& target, const std::string& reason, const std::string& author)
{
louiz’'s avatar
louiz’ committed
611
  this->xmpp->kick_user(std::to_string(iid), target, reason, author, this->user_jid);
612
}
613
614
615

void Bridge::send_nickname_conflict_error(const Iid& iid, const std::string& nickname)
{
616
  this->xmpp->send_presence_error(std::to_string(iid), nickname, this->user_jid, "cancel", "conflict", "409", "");
617
}
618
619
620
621
622

void Bridge::send_affiliation_role_change(const Iid& iid, const std::string& target, const char mode)
{
  std::string role;
  std::string affiliation;
623
624

  std::tie(role, affiliation) = get_role_affiliation_from_irc_mode(mode);
louiz’'s avatar
louiz’ committed
625
  this->xmpp->send_affiliation_role_change(std::to_string(iid), target, affiliation, role, this->user_jid);
626
}
627
628
629

void Bridge::send_iq_version_request(const std::string& nick, const std::string& hostname)
{
630
  this->xmpp->send_iq_version_request(nick + "!" + utils::empty_if_fixed_server(hostname), this->user_jid);
631
}
632

633
634
635
636
637
638
void Bridge::send_xmpp_ping_request(const std::string& nick, const std::string& hostname,
                                    const std::string& id)
{
  // Use revstr because the forwarded ping to target XMPP user must not be
  // the same that the request iq, but we also need to get it back easily
  // (revstr again)
639
  this->xmpp->send_ping_request(nick + "!" + utils::empty_if_fixed_server(hostname), this->user_jid, utils::revstr(id));
640
641
}

642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
void Bridge::set_preferred_from_jid(const std::string& nick, const std::string& full_jid)
{
  auto it = this->preferred_user_from.find(nick);
  if (it == this->preferred_user_from.end())
    this->preferred_user_from.emplace(nick, full_jid);
  else
    this->preferred_user_from[nick] = full_jid;
}

void Bridge::remove_preferred_from_jid(const std::string& nick)
{
  auto it = this->preferred_user_from.find(nick);
  if (it != this->preferred_user_from.end())
    this->preferred_user_from.erase(it);
}
657

658
void Bridge::add_waiting_irc(irc_responder_callback_t&& callback)
659
{
660
  this->waiting_irc.emplace_back(std::move(callback));
661
662
}

663
void Bridge::trigger_on_irc_message(const std::string& irc_hostname, const IrcMessage& message)
664
{
665
666
  auto it = this->waiting_irc.begin();
  while (it != this->waiting_irc.end())
667
668
    {
      if ((*it)(irc_hostname, message) == true)
669
        it = this->waiting_irc.erase(it);
670
671
672
673
      else
        ++it;
    }
}