cmd_neonserv_ban.c

   1
   2 /*
   3 * argv[0-*]    nick[,*auth[,*!*@mask[...]]]
   4 */
   5 static USERLIST_CALLBACK(neonserv_cmd_ban_userlist_lookup);
   6 static void neonserv_cmd_ban_async1(struct ClientSocket *client, struct ClientSocket *textclient, struct UserNode *user, struct ChanNode *chan, char *masks);
   7
   8 struct neonserv_cmd_ban_cache {
   9     struct ClientSocket *client, *textclient;
  10     struct UserNode *user;
  11     char *masks;
  12 };
  13
  14 static CMD_BIND(neonserv_cmd_ban) {
  15     struct neonserv_cmd_ban_cache *cache = malloc(sizeof(*cache));
  16     if (!cache) {
  17         perror("malloc() failed");
  18         return;
  19     }
  20     cache->client = client;
  21     cache->textclient = getTextBot();
  22     cache->user = user;
  23     cache->masks = strdup(merge_argv_char(argv, 0, argc, ','));
  24     get_userlist(chan, neonserv_cmd_ban_userlist_lookup, cache);
  25 }
  26
  27 static USERLIST_CALLBACK(neonserv_cmd_ban_userlist_lookup) {
  28     struct neonserv_cmd_ban_cache *cache = data;
  29     neonserv_cmd_ban_async1(cache->client, cache->textclient, cache->user, chan, cache->masks);
  30     free(cache->masks);
  31     free(cache);
  32 }
  33
  34 static void neonserv_cmd_ban_async1(struct ClientSocket *client, struct ClientSocket *textclient, struct UserNode *user, struct ChanNode *chan, char *masks) {
  35     int done_masks = 0, provided_masks = 0, skip, match_count, total_match;
  36     char *mask, *nextmask;
  37     char hostmask_buffer[NICKLEN+USERLEN+HOSTLEN+3];
  38     char usermask[NICKLEN+USERLEN+HOSTLEN+3];
  39     struct UserNode *cuser;
  40     struct ChanUser *chanuser;
  41     struct ModeBuffer *modeBuf;
  42     modeBuf = initModeBuffer(client, chan);
  43     nextmask = masks;
  44     while((mask = nextmask)) {
  45         nextmask = strstr(mask, ",");
  46         if(nextmask) {
  47             *nextmask = '\0';
  48             nextmask++;
  49         }
  50         provided_masks++;
  51         skip = 0;
  52         match_count = 0;
  53         mask = make_banmask(mask, hostmask_buffer);
  54         for(chanuser = getChannelUsers(chan, NULL); chanuser; chanuser = getChannelUsers(chan, chanuser)) {
  55             cuser = chanuser->user;
  56             sprintf(usermask, "%s!%s@%s", cuser->nick, cuser->ident, cuser->host);
  57             if(!match(mask, usermask)) {
  58                 cuser->flags |= USERFLAG_SCRIPTFLAG1; //we mark the user as 'matching'
  59                 if(isNetworkService(chanuser->user)) {
  60                     reply(textclient, user, "NS_SERVICE_IMMUNE", chanuser->user->nick);
  61                     skip = 1;
  62                     break;
  63                 }
  64                 if(isUserProtected(chan, cuser, user)) {
  65                     reply(textclient, user, "NS_USER_PROTECTED", cuser->nick);
  66                     skip = 1;
  67                     break;
  68                 }
  69                 match_count++;
  70                 if(match_count > 4 && (match_count * 3) > chan->usercount && !isGodMode(user)) {
  71                     skip = 1;
  72                     reply(textclient, user, "NS_LAME_MASK", mask);
  73                     break;
  74                 }
  75             }
  76         }
  77         if(!skip) {
  78             done_masks++;
  79             modeBufferBan(modeBuf, mask);
  80         }
  81     }
  82     total_match = 0; // count all users marked as 'matching'
  83     for(chanuser = getChannelUsers(chan, NULL); chanuser; chanuser = getChannelUsers(chan, chanuser)) {
  84         cuser = chanuser->user;
  85         if(cuser->flags & USERFLAG_SCRIPTFLAG1) {
  86             cuser->flags &= ~USERFLAG_SCRIPTFLAG1;
  87             total_match++;
  88         }
  89     }
  90     freeModeBuffer(modeBuf);
  91     if(done_masks == provided_masks)
  92         reply(getTextBot(), user, "NS_BAN_DONE", done_masks, chan->name, total_match);
  93     else
  94         reply(getTextBot(), user, "NS_BAN_FAIL", client->user->nick);
  95 }