src/cmd_neonserv_kickban.c

   1 /* cmd_neonserv_kickban.c - NeonServ v5.1
   2  * Copyright (C) 2011  Philipp Kreil (pk910)
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include "cmd_neonserv.h"
  19
  20 /*
  21 * argv[0]    nick[,*auth[,*!*@mask[...]]]
  22 * argv[1-*]  reason
  23 */
  24 static USERLIST_CALLBACK(neonserv_cmd_kickban_userlist_lookup);
  25 static void neonserv_cmd_kickban_async1(struct ClientSocket *client, struct ClientSocket *textclient, struct UserNode *user, struct ChanNode *chan, struct Event *event, char *nicks, char *reason);
  26
  27 struct neonserv_cmd_kickban_cache {
  28     struct ClientSocket *client, *textclient;
  29     struct UserNode *user;
  30     struct Event *event;
  31     char *nicks;
  32     char *reason;
  33 };
  34
  35 CMD_BIND(neonserv_cmd_kickban) {
  36     struct neonserv_cmd_kickban_cache *cache = malloc(sizeof(*cache));
  37     if (!cache) {
  38         perror("malloc() failed");
  39         return;
  40     }
  41     cache->client = client;
  42     cache->textclient = getTextBot();
  43     cache->user = user;
  44     cache->event = event;
  45     cache->nicks = strdup(argv[0]);
  46     if(argc > 1) {
  47         cache->reason = strdup(merge_argv(argv, 1, argc));
  48     } else
  49         cache->reason = NULL;
  50     get_userlist_with_invisible(chan, neonserv_cmd_kickban_userlist_lookup, cache);
  51 }
  52
  53 static USERLIST_CALLBACK(neonserv_cmd_kickban_userlist_lookup) {
  54     struct neonserv_cmd_kickban_cache *cache = data;
  55     neonserv_cmd_kickban_async1(cache->client, cache->textclient, cache->user, chan, cache->event, cache->nicks, (cache->reason ? cache->reason : "Bye."));
  56     free(cache->nicks);
  57     if(cache->reason)
  58         free(cache->reason);
  59     free(cache);
  60 }
  61
  62 static void neonserv_cmd_kickban_async1(struct ClientSocket *client, struct ClientSocket *textclient, struct UserNode *user, struct ChanNode *chan, struct Event *event, char *nicks, char *reason) {
  63     int i, kicked_users = 0, provided_nicks = 0;
  64     char *nick, *nextnick;
  65     struct UserNode *cuser;
  66     struct ChanUser *chanuser;
  67     char usermask[NICKLEN+USERLEN+HOSTLEN+3];
  68     nextnick = nicks;
  69     while((nick = nextnick)) {
  70         nextnick = strstr(nick, ",");
  71         if(nextnick) {
  72             *nextnick = '\0';
  73             nextnick++;
  74         }
  75         if(!*nick) continue;
  76         if(is_ircmask(nick)) {
  77             //KICK HOSTMASK
  78             struct ChanUser *kickban_chanuser[chan->usercount];
  79             int kick_chanuser_pos = 0;
  80             for(chanuser = getChannelUsers(chan, NULL); chanuser; chanuser = getChannelUsers(chan, chanuser)) {
  81                 cuser = chanuser->user;
  82                 sprintf(usermask, "%s!%s@%s", cuser->nick, cuser->ident, cuser->host);
  83                 if(!match(nick, usermask)) {
  84                     provided_nicks++;
  85                     if(isNetworkService(chanuser->user)) {
  86                         reply(textclient, user, "NS_SERVICE_IMMUNE", chanuser->user->nick);
  87                         continue;
  88                     }
  89                     if(cuser == user || ((cuser->flags & USERFLAG_ISAUTHED) && !stricmp(user->auth, cuser->auth))) {
  90                         reply(textclient, user, "NS_YOU_PROTECTED");
  91                         continue;
  92                     }
  93                     if(isUserProtected(chan, cuser, user)) {
  94                         reply(textclient, user, "NS_USER_PROTECTED", cuser->nick);
  95                         continue;
  96                     }
  97                     kickban_chanuser[kick_chanuser_pos++] = chanuser;
  98                     if(kick_chanuser_pos > 4 && (kick_chanuser_pos * 3) > chan->usercount && !isGodMode(user)) {
  99                         kick_chanuser_pos = 0;
 100                         reply(textclient, user, "NS_LAME_MASK", nick);
 101                         break;
 102                     }
 103                 }
 104             }
 105             for(i = 0; i < kick_chanuser_pos; i++) {
 106                 if(i == 0) {
 107                     putsock(client, "MODE %s +b %s", chan->name, nick);
 108                 }
 109                 kicked_users++;
 110                 putsock(client, "KICK %s %s :(%s) %s", chan->name, kickban_chanuser[i]->user->nick, user->nick, reason);
 111             }
 112         } else if(*nick == '*') {
 113             //KICK AUTH
 114             nick++;
 115             cuser = NULL;
 116             if(!stricmp(user->auth, nick)) {
 117                 reply(textclient, user, "NS_YOU_PROTECTED");
 118                 continue;
 119             }
 120             for(chanuser = getChannelUsers(chan, NULL); chanuser; chanuser = getChannelUsers(chan, chanuser)) {
 121                 if((chanuser->user->flags & USERFLAG_ISAUTHED) && !stricmp(chanuser->user->auth, nick)) {
 122                     provided_nicks++;
 123                     if(isNetworkService(chanuser->user)) {
 124                         reply(textclient, user, "NS_SERVICE_IMMUNE", chanuser->user->nick);
 125                         continue;
 126                     }
 127                     if(!cuser) {
 128                         //check if the user is protected
 129                         if(isUserProtected(chan, chanuser->user, user)) {
 130                             reply(textclient, user, "NS_USER_PROTECTED", chanuser->user->nick);
 131                             break; //all other users are also protected...
 132                         }
 133                         cuser = chanuser->user;
 134                     }
 135                     kicked_users++;
 136                     putsock(client, "MODE %s +b %s", chan->name, generate_banmask(cuser, usermask));
 137                     putsock(client, "KICK %s %s :(%s) %s", chan->name, cuser->nick, user->nick, reason);
 138                 }
 139             }
 140         } else {
 141             provided_nicks++;
 142             cuser = searchUserByNick(nick);
 143             if(!cuser) continue;
 144             chanuser = getChanUser(cuser, chan);
 145             if(!chanuser) continue;
 146             if(isNetworkService(cuser)) {
 147                 reply(textclient, user, "NS_SERVICE_IMMUNE", cuser->nick);
 148                 continue;
 149             }
 150             if(cuser == user || ((cuser->flags & USERFLAG_ISAUTHED) && !stricmp(user->auth, cuser->auth))) {
 151                 reply(textclient, user, "NS_YOU_PROTECTED");
 152                 continue;
 153             }
 154             if(isUserProtected(chan, cuser, user)) {
 155                 reply(textclient, user, "NS_USER_PROTECTED", cuser->nick);
 156                 continue;
 157             }
 158             kicked_users++;
 159             putsock(client, "MODE %s +b %s", chan->name, generate_banmask(cuser, usermask));
 160             putsock(client, "KICK %s %s :(%s) %s", chan->name, cuser->nick, user->nick, reason);
 161         }
 162     }
 163     if(kicked_users == provided_nicks)
 164         reply(getTextBot(), user, "NS_KICKBAN_DONE", kicked_users, chan->name);
 165     else
 166         reply(getTextBot(), user, "NS_KICKBAN_FAIL", client->user->nick);
 167     if(kicked_users)
 168         logEvent(event);
 169 }