| 1 | // Channel.C -*- C++ -*- |
| 2 | // Copyright (c) 1997, 1998 Etienne BERNARD |
| 3 | // Copyright (C) 2002,2005,2008 Clinton Ebadi |
| 4 | |
| 5 | // This program is free software; you can redistribute it and/or modify |
| 6 | // it under the terms of the GNU General Public License as published by |
| 7 | // the Free Software Foundation; either version 2 of the License, or |
| 8 | // any later version. |
| 9 | |
| 10 | // This program is distributed in the hope that it will be useful, |
| 11 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | // GNU General Public License for more details. |
| 14 | |
| 15 | // You should have received a copy of the GNU General Public License |
| 16 | // along with this program; if not, write to the Free Software |
| 17 | // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 18 | // 02110-1301, USA. |
| 19 | |
| 20 | #ifdef HAVE_CONFIG_H |
| 21 | #include "config.h" |
| 22 | #endif |
| 23 | |
| 24 | #include "Channel.H" |
| 25 | |
| 26 | #include <cstdlib> |
| 27 | |
| 28 | #include "BanEntry.H" |
| 29 | #include "Bot.H" |
| 30 | #include "Macros.H" |
| 31 | #include "Mask.H" |
| 32 | #include "Person.H" |
| 33 | #include "ServerConnection.H" |
| 34 | #include "ShitEntry.H" |
| 35 | #include "ShitList.H" |
| 36 | #include "StringTokenizer.H" |
| 37 | #include "User.H" |
| 38 | #include "Utils.H" |
| 39 | |
| 40 | #ifdef USESCRIPTS |
| 41 | #include "Interp.H" |
| 42 | #endif |
| 43 | |
| 44 | Channel::Channel(ServerConnection *c, |
| 45 | String name, String wanted = "") |
| 46 | : channelName(name.toLower()), channelTopic(""), |
| 47 | lockedTopic(false), channelMode(0), channelLimit(0), |
| 48 | channelKey(""), keepModes(DEFAULT_KEEPMODES), wantedModes(wanted), count(0), |
| 49 | countOp(0), joined(false), doMode(true), gotWho(false), cnx(c) |
| 50 | { |
| 51 | #ifdef HAVE_STL_CLEAR |
| 52 | channelMemory.clear(); |
| 53 | #endif |
| 54 | if (c->bot->wantedChannels[channelName]) |
| 55 | { |
| 56 | if (c->bot->wantedChannels[channelName]->keep != "") |
| 57 | keepModes = c->bot->wantedChannels[channelName]->keep; |
| 58 | |
| 59 | if (c->bot->wantedChannels[channelName]->mode != "") |
| 60 | wantedModes = c->bot->wantedChannels[channelName]->mode; |
| 61 | } |
| 62 | } |
| 63 | |
| 64 | Channel::~Channel() |
| 65 | { |
| 66 | User *u; |
| 67 | std::map<String, User *, std::less<String> >::iterator it; |
| 68 | |
| 69 | while (channelMemory.size() != 0) { |
| 70 | it = channelMemory.begin(); |
| 71 | u = (*it).second; |
| 72 | if (u && u->userListItem && u->userListItem->identified > 0) |
| 73 | u->userListItem->identified--; |
| 74 | channelMemory.erase(it); |
| 75 | delete u; |
| 76 | } |
| 77 | } |
| 78 | |
| 79 | void |
| 80 | Channel::addNick(String n, String uh, int mode, UserList *ul, |
| 81 | bool names) |
| 82 | { |
| 83 | if (User * u = getUser(n.toLower())) { |
| 84 | count--; |
| 85 | if (u->mode & User::OP_MODE) |
| 86 | countOp--; |
| 87 | channelMemory.erase(n.toLower()); |
| 88 | delete u; |
| 89 | } |
| 90 | |
| 91 | User *u; |
| 92 | |
| 93 | if (names) |
| 94 | u = new User(n, mode); |
| 95 | else |
| 96 | u = new User(n, uh, channelName, mode, ul); |
| 97 | |
| 98 | channelMemory[n.toLower()] = u; |
| 99 | |
| 100 | if (u->userListItem) { |
| 101 | if (u->userListItem->identified) |
| 102 | u->userListItem->identified++; |
| 103 | else { |
| 104 | if (u->userListItem->passwd == "") |
| 105 | u->userListItem->identified = 1; |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | count++; |
| 110 | if (u->mode & User::OP_MODE) |
| 111 | countOp++; |
| 112 | } |
| 113 | |
| 114 | void |
| 115 | Channel::delNick(String n) |
| 116 | { |
| 117 | n = n.toLower(); |
| 118 | User *u = getUser(n); |
| 119 | |
| 120 | if (!u) |
| 121 | return; |
| 122 | |
| 123 | if (channelMemory[n]!=0) { |
| 124 | channelMemory.erase(n); |
| 125 | } |
| 126 | |
| 127 | count--; |
| 128 | if (u->mode & User::OP_MODE) |
| 129 | countOp--; |
| 130 | if (u->userListItem && u->userListItem->identified > 0) |
| 131 | u->userListItem->identified--; |
| 132 | delete u; |
| 133 | } |
| 134 | |
| 135 | void |
| 136 | Channel::changeNick(String on, String nn) |
| 137 | { |
| 138 | on = on.toLower(); |
| 139 | User *u = getUser(on); |
| 140 | channelMemory.erase(on); |
| 141 | channelMemory[nn.toLower()] = u; |
| 142 | } |
| 143 | |
| 144 | bool |
| 145 | Channel::hasNick(String n) |
| 146 | { |
| 147 | return getUser(n.toLower()) != 0; |
| 148 | } |
| 149 | |
| 150 | User * |
| 151 | Channel::getUser(String n) |
| 152 | { |
| 153 | User *u; |
| 154 | |
| 155 | n = n.toLower(); |
| 156 | |
| 157 | if ((u = channelMemory[n]) == 0) { |
| 158 | channelMemory.erase(n); |
| 159 | return 0; |
| 160 | } |
| 161 | |
| 162 | return u; |
| 163 | } |
| 164 | |
| 165 | void |
| 166 | Channel::addBan(const Mask & mask, std::time_t expiration) |
| 167 | { |
| 168 | if (channelBanlist.add (mask, expiration)) |
| 169 | cnx->queue->sendChannelMode (channelName, "+b", mask.getMask ()); |
| 170 | } |
| 171 | |
| 172 | void |
| 173 | Channel::delBan(const Mask & mask) |
| 174 | { |
| 175 | BanList::MatchList matches = channelBanlist.find_matches (mask); |
| 176 | |
| 177 | for (BanList::MatchList::const_iterator it = matches.begin (); |
| 178 | it != matches.end (); |
| 179 | ++it) |
| 180 | { |
| 181 | if (channelBanlist.del (*it)) |
| 182 | cnx->queue->sendChannelMode (channelName, "-b", mask.getMask ()); |
| 183 | } |
| 184 | } |
| 185 | |
| 186 | void Channel::purge_expired_bans () |
| 187 | { |
| 188 | BanList::MatchList expired = channelBanlist.delete_expired_x (); |
| 189 | |
| 190 | for (BanList::MatchList::const_iterator it = expired.begin (); |
| 191 | it != expired.end (); |
| 192 | ++it) |
| 193 | cnx->queue->sendChannelMode (channelName, "-b", (*it).getMask ()); |
| 194 | } |
| 195 | |
| 196 | void |
| 197 | Channel::resynchModes() |
| 198 | { |
| 199 | cnx->queue->sendChannelMode(String("MODE ") + channelName + |
| 200 | " +" + cnx->bot->wantedChannels[channelName]->mode); |
| 201 | } |
| 202 | |
| 203 | void |
| 204 | Channel::parseMode(Person *from, String mode) |
| 205 | { |
| 206 | char sign = '-'; |
| 207 | StringTokenizer st(mode); |
| 208 | String m = st.next_token(), n; |
| 209 | User *u = 0; |
| 210 | if (from) |
| 211 | u = getUser(from->getNick()); |
| 212 | // u == 0 if it's a server mode |
| 213 | bool doNotObey = !u || (u->getProt() <= User::NO_PROT); |
| 214 | if (!gotWho) |
| 215 | doNotObey = false; |
| 216 | |
| 217 | for (int i = 0; i < m.length(); i++) |
| 218 | switch(m[i]) { |
| 219 | case '+': |
| 220 | case '-': |
| 221 | sign = m[i]; |
| 222 | break; |
| 223 | case 'p': sign =='+' ? channelMode |= PRIVATE : |
| 224 | channelMode &= ~PRIVATE; |
| 225 | if (keepModes.find('p') != -1 && doNotObey) { |
| 226 | if (sign == '-' && wantedModes.find('p') != -1) |
| 227 | cnx->queue->sendChannelMode(channelName, "+p", ""); |
| 228 | else |
| 229 | cnx->queue->sendChannelMode(channelName, "-p", ""); |
| 230 | } |
| 231 | break; |
| 232 | case 's': sign =='+' ? channelMode |= SECRET : |
| 233 | channelMode &= ~SECRET; |
| 234 | if (keepModes.find('s') != -1 && doNotObey) { |
| 235 | if (sign == '-' && wantedModes.find('s') != -1) |
| 236 | cnx->queue->sendChannelMode(channelName, "+s", ""); |
| 237 | else |
| 238 | cnx->queue->sendChannelMode(channelName, "-s", ""); |
| 239 | } |
| 240 | break; |
| 241 | case 'i': sign =='+' ? channelMode |= INVITE_ONLY : |
| 242 | channelMode &= ~INVITE_ONLY; |
| 243 | if (keepModes.find('i') != -1 && doNotObey) { |
| 244 | if (sign == '-' && wantedModes.find('i') != -1) |
| 245 | cnx->queue->sendChannelMode(channelName, "+i", ""); |
| 246 | else |
| 247 | cnx->queue->sendChannelMode(channelName, "-i", ""); |
| 248 | } |
| 249 | break; |
| 250 | case 't': sign =='+' ? channelMode |= TOPIC_RESTRICTED : |
| 251 | channelMode &= ~TOPIC_RESTRICTED; |
| 252 | if (keepModes.find('t') != -1 && doNotObey) { |
| 253 | if (sign == '-' && wantedModes.find('t') != -1) |
| 254 | cnx->queue->sendChannelMode(channelName, "+t", ""); |
| 255 | else |
| 256 | cnx->queue->sendChannelMode(channelName, "-t", ""); |
| 257 | } |
| 258 | break; |
| 259 | case 'n': sign =='+' ? channelMode |= EXTMSG_RESTRICTED : |
| 260 | channelMode &= ~EXTMSG_RESTRICTED; |
| 261 | if (keepModes.find('n') != -1 && doNotObey) { |
| 262 | if (sign == '-' && wantedModes.find('n') != -1) |
| 263 | cnx->queue->sendChannelMode(channelName, "+n", ""); |
| 264 | else |
| 265 | cnx->queue->sendChannelMode(channelName, "-n", ""); |
| 266 | } |
| 267 | break; |
| 268 | case 'm': sign =='+' ? channelMode |= MODERATED : |
| 269 | channelMode &= ~MODERATED; |
| 270 | if (keepModes.find('m') != -1 && doNotObey) { |
| 271 | if (sign == '-' && wantedModes.find('m') != -1) |
| 272 | cnx->queue->sendChannelMode(channelName, "+m", ""); |
| 273 | else |
| 274 | cnx->queue->sendChannelMode(channelName, "-m", ""); |
| 275 | } |
| 276 | break; |
| 277 | case 'l': |
| 278 | if (keepModes.find('l') != -1 && doNotObey) { |
| 279 | if (sign == '-' && wantedModes.find('l') != -1) |
| 280 | cnx->queue->sendChannelMode(channelName, "+l", |
| 281 | String((long)channelLimit)); |
| 282 | else |
| 283 | cnx->queue->sendChannelMode(channelName, "-l", ""); |
| 284 | } |
| 285 | channelLimit = (sign == '+' ? std::atoi(st.next_token().c_str()) : |
| 286 | channelLimit = 0); |
| 287 | break; |
| 288 | case 'k': |
| 289 | channelKey = st.next_token(); |
| 290 | if (keepModes.find('k') != -1 && doNotObey) { |
| 291 | if (sign == '-' && wantedModes.find('k') != -1) |
| 292 | cnx->queue->sendChannelMode(channelName, "+k", channelKey); |
| 293 | else |
| 294 | cnx->queue->sendChannelMode(channelName, "-k", channelKey); |
| 295 | } |
| 296 | cnx->bot->wantedChannels[channelName]->key = (sign == '+' ? channelKey : |
| 297 | String("")); |
| 298 | break; |
| 299 | case 'o': |
| 300 | n = st.next_token(); |
| 301 | u = getUser(n); |
| 302 | if (joined) |
| 303 | sign == '+' ? countOp++ : countOp--; |
| 304 | if (!u) |
| 305 | break; |
| 306 | sign == '+' ? (u->mode |= User::OP_MODE) : |
| 307 | (u->mode &= ~User::OP_MODE); |
| 308 | if (sign == '-' && u->getProt() >= User::NO_DEOP) { |
| 309 | String fromNick = from->getNick(); |
| 310 | User * v = getUser(fromNick); |
| 311 | if (u == v) |
| 312 | return; |
| 313 | if (v->getProt() < User::NO_DEOP) |
| 314 | cnx->queue->sendChannelMode(channelName, "-o", fromNick); |
| 315 | cnx->queue->sendChannelMode(channelName, "+o", n); |
| 316 | } |
| 317 | if (sign == '+') { |
| 318 | if (doNotObey && !from && |
| 319 | u->getProt() < User::NO_DEOP && !u->getAop()) |
| 320 | cnx->queue->sendChannelMode(channelName, "-o", n); |
| 321 | ShitEntry * se = |
| 322 | cnx->bot->shitList->getShit(n+"!"+cnx->bot->getUserhost(channelName, n), |
| 323 | channelName); |
| 324 | if (se && se->isStillValid() && |
| 325 | se->getShitLevel() >= ShitEntry::SHIT_NOOP) |
| 326 | cnx->queue->sendChannelMode(channelName, "-o", n); |
| 327 | if (n.toLower() == cnx->bot->nickName.toLower() && doMode) { |
| 328 | doMode = false; |
| 329 | resynchModes(); |
| 330 | } |
| 331 | } |
| 332 | break; |
| 333 | case 'v': |
| 334 | u = getUser(st.next_token()); |
| 335 | u->mode = (sign == '+' ? u->mode |= User::VOICE_MODE : |
| 336 | u->mode &= ~User::VOICE_MODE); |
| 337 | break; |
| 338 | case 'b': |
| 339 | String m = st.next_token(); |
| 340 | if (sign == '+') |
| 341 | channelBanlist.add (m); |
| 342 | if (sign == '-') |
| 343 | { |
| 344 | ShitEntry * se = cnx->bot->shitList->getShit(m, channelName); |
| 345 | |
| 346 | if (se && se->isStillValid() && |
| 347 | se->getShitLevel() >= ShitEntry::SHIT_NODEBAN) |
| 348 | cnx->queue->sendChannelMode(channelName, "+b", m); |
| 349 | else |
| 350 | channelBanlist.del (m); |
| 351 | |
| 352 | } |
| 353 | } |
| 354 | } |