cmd_neonserv_giveowner.c

   1
   2 /*
   3 * argv[0] - nick / *auth
   4 * argv[1] - key
   5 */
   6
   7 #define GIVEOWNER_TIMEOUT 86400 /* 60*60*24 = 86400 */
   8
   9 static USERAUTH_CALLBACK(neonserv_cmd_giveowner_nick_lookup);
  10 static void neonserv_cmd_giveowner_async1(struct ClientSocket *client, struct ClientSocket *textclient, struct UserNode *user, struct ChanNode *chan, struct Event *event, char *nick, char *auth, char *key);
  11
  12 struct neonserv_cmd_giveowner_cache {
  13     struct ClientSocket *client, *textclient;
  14     struct UserNode *user;
  15     struct ChanNode *chan;
  16     struct Event *event;
  17     char *nick;
  18     char *key;
  19 };
  20
  21 static CMD_BIND(neonserv_cmd_giveowner) {
  22     MYSQL_RES *res;
  23     MYSQL_ROW row;
  24     printf_mysql_query("SELECT `channel_lastgiveowner` FROM `channels` WHERE `channel_id` = '%d'", chan->channel_id);
  25     res = mysql_use();
  26     if ((row = mysql_fetch_row(res)) == NULL) return;
  27     if(strcmp(row[0], "0") && (atoi(row[0]) + GIVEOWNER_TIMEOUT) > time(0)) {
  28         char timeBuf[MAXLEN];
  29         reply(getTextBot(), user, "NS_GIVEOWNER_TIMEOUT", timeToStr(user, (GIVEOWNER_TIMEOUT - (time(0) - atoi(row[0]))), 2, timeBuf), chan->name);
  30         return;
  31     }
  32     if(argv[0][0] == '*') {
  33         //we've got an auth
  34         argv[0]++;
  35         neonserv_cmd_giveowner_async1(client, getTextBot(), user, chan, event, argv[0], argv[0], (argc != 1 ? argv[1] : NULL));
  36     } else {
  37         struct UserNode *cuser = getUserByNick(argv[0]);
  38         if(!cuser) {
  39             cuser = createTempUser(argv[0]);
  40             cuser->flags |= USERFLAG_ISTMPUSER;
  41         }
  42         if(cuser->flags & USERFLAG_ISAUTHED) {
  43             neonserv_cmd_giveowner_async1(client, getTextBot(), user, chan, event, argv[0], cuser->auth, (argc != 1 ? argv[1] : NULL));
  44         } else {
  45             struct neonserv_cmd_giveowner_cache *cache = malloc(sizeof(*cache));
  46             if (!cache) {
  47                 perror("malloc() failed");
  48                 return;
  49             }
  50             cache->client = client;
  51             cache->textclient = getTextBot();
  52             cache->user = user;
  53             cache->chan = chan;
  54             cache->event = event;
  55             cache->nick = strdup(argv[0]);
  56             cache->key = (argc != 1 ? strdup(argv[1]) : NULL);
  57             get_userauth(cuser, neonserv_cmd_giveowner_nick_lookup, cache);
  58         }
  59     }
  60 }
  61
  62 static USERAUTH_CALLBACK(neonserv_cmd_giveowner_nick_lookup) {
  63     struct neonserv_cmd_giveowner_cache *cache = data;
  64     if(!user) {
  65         //USER_DOES_NOT_EXIST
  66         reply(cache->textclient, cache->user, "NS_USER_UNKNOWN", cache->nick);
  67     }
  68     else if(!(user->flags & USERFLAG_ISAUTHED)) {
  69         //USER_NOT_AUTHED
  70         reply(cache->textclient, cache->user, "NS_USER_NEED_AUTH", cache->nick);
  71     }
  72     else
  73         neonserv_cmd_giveowner_async1(cache->client, cache->textclient, cache->user, cache->chan, cache->event, user->nick, user->auth, cache->key);
  74     free(cache->nick);
  75     if(cache->key)
  76         free(cache->key);
  77     free(cache);
  78 }
  79
  80 static void neonserv_cmd_giveowner_async1(struct ClientSocket *client, struct ClientSocket *textclient, struct UserNode *user, struct ChanNode *chan, struct Event *event, char *nick, char *auth, char *key) {
  81     //we've got a valid auth now...
  82     if(!stricmp(user->auth, auth)) {
  83         reply(textclient, user, "NS_GIVEOWNER_SELF");
  84         return;
  85     }
  86     MYSQL_RES *res;
  87     MYSQL_ROW row;
  88     int userid;
  89     printf_mysql_query("SELECT `user_id` FROM `users` WHERE `user_user` = '%s'", escape_string(auth));
  90     res = mysql_use();
  91     if ((row = mysql_fetch_row(res)) != NULL) {
  92         userid = atoi(row[0]);
  93         //check if the user is already added
  94         printf_mysql_query("SELECT `chanuser_access`, `chanuser_id` FROM `chanusers` WHERE `chanuser_cid` = '%d' AND `chanuser_uid` = '%d'", chan->channel_id, userid);
  95         res = mysql_use();
  96         if ((row = mysql_fetch_row(res)) != NULL) {
  97             int seed = 0;
  98             char *tmp;
  99             char giveownerkey[16];
 100             for(tmp = user->auth; *tmp; tmp++)
 101                 seed = (seed * 0xEECE66DL ^ ((*tmp << 24) | (*tmp << 16) | (*tmp << 8) | *tmp));
 102             for(tmp = chan->name; *tmp; tmp++)
 103                 seed = (seed * 0xEECE66DL ^ ((*tmp << 24) | (*tmp << 16) | (*tmp << 8) | *tmp));
 104             sprintf(giveownerkey, "%08x", seed);
 105             if(key && !stricmp(giveownerkey, key)) {
 106                 //give ownership
 107                 printf_mysql_query("UPDATE `chanusers` SET `chanuser_access` = '500' WHERE `chanuser_id` = '%s'", row[1]);
 108                 printf_mysql_query("UPDATE `chanusers` SET `chanuser_access` = '499' WHERE `chanuser_cid` = '%d' AND `chanuser_uid` = (SELECT `user_id` FROM `users` WHERE `user_user` = '%s')", chan->channel_id, escape_string(user->auth));
 109                 printf_mysql_query("INSERT INTO `owner_history` (`owner_history_cid`, `owner_history_uid`, `owner_history_time`) VALUE ('%d', '%d', UNIX_TIMESTAMP())", chan->channel_id, userid);
 110                 reply(textclient, user, "NS_GIVEOWNER_DONE", chan->name, auth);
 111                 logEvent(event);
 112             } else {
 113                 reply(textclient, user, "NS_GIVEOWNER_CONFIRM", auth, giveownerkey);
 114             }
 115             return;
 116         }
 117     }
 118     reply(textclient, user, "NS_NOT_ON_USERLIST", nick, chan->name);
 119 }