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, struct Event *event, char *masks);
   7
   8 struct neonserv_cmd_ban_cache {
   9     struct ClientSocket *client, *textclient;
  10     struct UserNode *user;
  11     struct Event *event;
  12     char *masks;
  13 };
  14
  15 static CMD_BIND(neonserv_cmd_ban) {
  16     struct neonserv_cmd_ban_cache *cache = malloc(sizeof(*cache));
  17     if (!cache) {
  18         perror("malloc() failed");
  19         return;
  20     }
  21     cache->client = client;
  22     cache->textclient = getTextBot();
  23     cache->user = user;
  24     cache->event = event;
  25     cache->masks = strdup(merge_argv_char(argv, 0, argc, ','));
  26     get_userlist_with_invisible(chan, neonserv_cmd_ban_userlist_lookup, cache);
  27 }
  28
  29 static USERLIST_CALLBACK(neonserv_cmd_ban_userlist_lookup) {
  30     struct neonserv_cmd_ban_cache *cache = data;
  31     neonserv_cmd_ban_async1(cache->client, cache->textclient, cache->user, chan, cache->event, cache->masks);
  32     free(cache->masks);
  33     free(cache);
  34 }
  35
  36 static void neonserv_cmd_ban_async1(struct ClientSocket *client, struct ClientSocket *textclient, struct UserNode *user, struct ChanNode *chan, struct Event *event, char *masks) {
  37     int done_masks = 0, provided_masks = 0, skip, match_count, total_match;
  38     char *mask, *nextmask;
  39     char hostmask_buffer[NICKLEN+USERLEN+HOSTLEN+3];
  40     char usermask[NICKLEN+USERLEN+HOSTLEN+3];
  41     struct UserNode *cuser;
  42     struct ChanUser *chanuser;
  43     struct ModeBuffer *modeBuf;
  44     modeBuf = initModeBuffer(client, chan);
  45     nextmask = masks;
  46     while((mask = nextmask)) {
  47         nextmask = strstr(mask, ",");
  48         if(nextmask) {
  49             *nextmask = '\0';
  50             nextmask++;
  51         }
  52         provided_masks++;
  53         skip = 0;
  54         match_count = 0;
  55         mask = make_banmask(mask, hostmask_buffer);
  56         for(chanuser = getChannelUsers(chan, NULL); chanuser; chanuser = getChannelUsers(chan, chanuser)) {
  57             cuser = chanuser->user;
  58             sprintf(usermask, "%s!%s@%s", cuser->nick, cuser->ident, cuser->host);
  59             if(!match(mask, usermask)) {
  60                 cuser->flags |= USERFLAG_SCRIPTFLAG1; //we mark the user as 'matching'
  61                 if(isNetworkService(chanuser->user)) {
  62                     reply(textclient, user, "NS_SERVICE_IMMUNE", chanuser->user->nick);
  63                     skip = 1;
  64                     break;
  65                 }
  66                 if(isUserProtected(chan, cuser, user)) {
  67                     reply(textclient, user, "NS_USER_PROTECTED", cuser->nick);
  68                     skip = 1;
  69                     break;
  70                 }
  71                 match_count++;
  72                 if(match_count > 4 && (match_count * 3) > chan->usercount && !isGodMode(user)) {
  73                     skip = 1;
  74                     reply(textclient, user, "NS_LAME_MASK", mask);
  75                     break;
  76                 }
  77             }
  78         }
  79         if(!skip) {
  80             done_masks++;
  81             modeBufferBan(modeBuf, mask);
  82         }
  83     }
  84     total_match = 0; // count all users marked as 'matching'
  85     for(chanuser = getChannelUsers(chan, NULL); chanuser; chanuser = getChannelUsers(chan, chanuser)) {
  86         cuser = chanuser->user;
  87         if(cuser->flags & USERFLAG_SCRIPTFLAG1) {
  88             cuser->flags &= ~USERFLAG_SCRIPTFLAG1;
  89             total_match++;
  90         }
  91     }
  92     freeModeBuffer(modeBuf);
  93     if(done_masks == provided_masks)
  94         reply(getTextBot(), user, "NS_BAN_DONE", done_masks, chan->name, total_match);
  95     else
  96         reply(getTextBot(), user, "NS_BAN_FAIL", client->user->nick);
  97     if(done_masks)
  98         logEvent(event);
  99 }