src/event_neonserv_topic.c

   1
   2 struct neonserv_event_topic_cache {
   3     struct ClientSocket *client;
   4     struct UserNode *user;
   5     struct ChanNode *chan;
   6     char *new_topic;
   7 };
   8
   9 static USERAUTH_CALLBACK(neonserv_event_topic_nick_lookup);
  10 static void neonserv_event_topic_async1(struct ClientSocket *client, struct UserNode *user, struct ChanNode *chan, const char *new_topic);
  11
  12 static void neonserv_event_topic(struct UserNode *user, struct ChanNode *chan, const char *new_topic) {
  13     struct ClientSocket *client = getBotForChannel(chan);
  14     if(!client) return; //we can't "see" this event
  15     if(user->flags & (USERFLAG_ISBOT | USERFLAG_ISIRCOP)) return;
  16     loadChannelSettings(chan);
  17     if(!(chan->flags & CHANFLAG_CHAN_REGISTERED)) return;
  18     if(!(user->flags & USERFLAG_ISAUTHED)) {
  19         struct neonserv_event_topic_cache *cache = malloc(sizeof(*cache));
  20         if (!cache) {
  21             perror("malloc() failed");
  22             return;
  23         }
  24         cache->client = client;
  25         cache->user = user;
  26         cache->chan = chan;
  27         cache->new_topic = strdup(new_topic);
  28         get_userauth(user, neonserv_event_topic_nick_lookup, cache);
  29     } else
  30         neonserv_event_topic_async1(client, user, chan, new_topic);
  31 }
  32
  33 static USERAUTH_CALLBACK(neonserv_event_topic_nick_lookup) {
  34     struct neonserv_event_topic_cache *cache = data;
  35     if(user) {
  36         neonserv_event_topic_async1(cache->client, cache->user, cache->chan, cache->new_topic);
  37     }
  38     free(cache->new_topic);
  39     free(cache);
  40 }
  41
  42 static void neonserv_event_topic_async1(struct ClientSocket *client, struct UserNode *user, struct ChanNode *chan, const char *new_topic) {
  43     MYSQL_RES *res;
  44     MYSQL_ROW row, defaultrow = NULL, chanuserrow;
  45     int uaccess = 0;
  46     printf_mysql_query("SELECT `channel_changetopic`, `channel_topicsnarf` FROM `channels` WHERE `channel_id` = '%d'", chan->channel_id);
  47     res = mysql_use();
  48     if ((row = mysql_fetch_row(res)) == NULL) return;
  49     if(!row[0] || !row[1]) {
  50         printf_mysql_query("SELECT `channel_changetopic`, `channel_topicsnarf` FROM `channels` WHERE `channel_name` = 'defaults'");
  51         res = mysql_use();
  52         defaultrow = mysql_fetch_row(res);
  53     }
  54     int changetopic = atoi((row[0] ? row[0] : defaultrow[0]));
  55     int topicsnarf = atoi((row[1] ? row[1] : defaultrow[1]));
  56     if((user->flags & USERFLAG_ISAUTHED)) {
  57         printf_mysql_query("SELECT `chanuser_access`, `chanuser_flags` FROM `chanusers` LEFT JOIN `users` ON `chanuser_uid` = `user_id` WHERE `chanuser_cid` = '%d' AND `user_user` = '%s'", chan->channel_id, escape_string(user->auth));
  58         res = mysql_use();
  59         chanuserrow = mysql_fetch_row(res);
  60         if(chanuserrow)
  61             uaccess = ((atoi(chanuserrow[1]) & DB_CHANUSER_SUSPENDED) ? 0 : atoi(chanuserrow[0]));
  62     }
  63     if(uaccess < changetopic) {
  64         //undo topic change
  65         struct ClientSocket *textclient = ((client->flags & SOCKET_FLAG_PREFERRED) ? client : get_prefered_bot(client->botid));
  66         struct ChanUser *chanuser = getChanUser(user, chan);
  67         if(!chanuser) return; //flying super cow?
  68         if(time(0) - chanuser->changeTime > BOTWAR_DETECTION_TIME) {
  69             chanuser->changeTime = time(0);
  70             chanuser->chageEvents = 1;
  71         } else {
  72             chanuser->chageEvents++;
  73             if(chanuser->chageEvents >= BOTWAR_DETECTION_EVENTS || chanuser->chageEvents < 0) {
  74                 //BOTWAR!
  75                 chanuser->changeTime = time(0);
  76                 if(chanuser->chageEvents > 0) {
  77                     putsock(client, "NOTICE @%s :%s %s", chan->name, get_language_string(user, "NS_BOTWAR_DETECTED"), (BOTWAR_ALERT_CHAN ? get_language_string(user, "NS_BOTWAR_REPORTED") : ""));
  78                     if(BOTWAR_ALERT_CHAN) {
  79                         struct ChanNode *alertchan = getChanByName(BOTWAR_ALERT_CHAN);
  80                         struct ClientSocket *alertclient;
  81                         if(alertchan && (alertclient = getBotForChannel(chan)) != NULL) {
  82                             char msgBuf[MAXLEN];
  83                             putsock(alertclient, "PRIVMSG %s :%s", alertchan->name, build_language_string(NULL, msgBuf, "NS_BOTWAR_ALERT", chan->name, user->nick));
  84                         }
  85                     }
  86                 }
  87                 chanuser->chageEvents = -2;
  88                 return;
  89             }
  90         }
  91         reply(textclient, user, "NS_TOPIC_ACCESS", chan->name);
  92         putsock(client, "TOPIC %s :%s", chan->name, chan->topic);
  93     } else if(uaccess >= topicsnarf) {
  94         printf_mysql_query("UPDATE `channels` SET `channel_defaulttopic` = '%s' WHERE `channel_id` = '%d'", escape_string(new_topic), chan->channel_id);
  95     }
  96 }
  97