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, 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     char *nick;
  17     char *key;
  18 };
  19
  20 static CMD_BIND(neonserv_cmd_giveowner) {
  21     check_mysql();
  22     if(getChannelAccess(user, chan, 0) != 500) {
  23         reply(getTextBot(), user, "NS_ACCESS_DENIED");
  24         return;
  25     }
  26     MYSQL_RES *res;
  27     MYSQL_ROW row;
  28     printf_mysql_query("SELECT `channel_lastgiveowner` FROM `channels` WHERE `channel_id` = '%d'", chan->channel_id);
  29     res = mysql_use();
  30     if ((row = mysql_fetch_row(res)) == NULL) return;
  31     if(strcmp(row[0], "0") && (atoi(row[0]) + GIVEOWNER_TIMEOUT) > time(0)) {
  32         char timeBuf[MAXLEN];
  33         reply(getTextBot(), user, "NS_GIVEOWNER_TIMEOUT", timeToStr(user, (GIVEOWNER_TIMEOUT - (time(0) - atoi(row[0]))), 2, timeBuf), chan->name);
  34         return;
  35     }
  36     if(argv[0][0] == '*') {
  37         //we've got an auth
  38         argv[0]++;
  39         neonserv_cmd_giveowner_async1(client, getTextBot(), user, chan, argv[0], argv[0], (argc != 1 ? argv[1] : NULL));
  40     } else {
  41         struct UserNode *cuser = getUserByNick(argv[0]);
  42         if(!cuser) {
  43             cuser = createTempUser(argv[0]);
  44             cuser->flags |= USERFLAG_ISTMPUSER;
  45         }
  46         if(cuser->flags & USERFLAG_ISAUTHED) {
  47             neonserv_cmd_giveowner_async1(client, getTextBot(), user, chan, argv[0], cuser->auth, (argc != 1 ? argv[1] : NULL));
  48         } else {
  49             struct neonserv_cmd_giveowner_cache *cache = malloc(sizeof(*cache));
  50             if (!cache) {
  51                 perror("malloc() failed");
  52                 return;
  53             }
  54             cache->client = client;
  55             cache->textclient = getTextBot();
  56             cache->user = user;
  57             cache->chan = chan;
  58             cache->nick = strdup(argv[0]);
  59             cache->key = (argc != 1 ? strdup(argv[1]) : NULL);
  60             get_userauth(cuser, neonserv_cmd_giveowner_nick_lookup, cache);
  61         }
  62     }
  63 }
  64
  65 static USERAUTH_CALLBACK(neonserv_cmd_giveowner_nick_lookup) {
  66     struct neonserv_cmd_giveowner_cache *cache = data;
  67     if(!user) {
  68         //USER_DOES_NOT_EXIST
  69         reply(cache->textclient, cache->user, "NS_USER_UNKNOWN", cache->nick);
  70     }
  71     else if(!(user->flags & USERFLAG_ISAUTHED)) {
  72         //USER_NOT_AUTHED
  73         reply(cache->textclient, cache->user, "NS_USER_NEED_AUTH", cache->nick);
  74     }
  75     else
  76         neonserv_cmd_giveowner_async1(cache->client, cache->textclient, cache->user, cache->chan, user->nick, user->auth, cache->key);
  77     free(cache->nick);
  78     if(cache->key)
  79         free(cache->key);
  80     free(cache);
  81 }
  82
  83 static void neonserv_cmd_giveowner_async1(struct ClientSocket *client, struct ClientSocket *textclient, struct UserNode *user, struct ChanNode *chan, char *nick, char *auth, char *key) {
  84     //we've got a valid auth now...
  85     if(!stricmp(user->auth, auth)) {
  86         reply(textclient, user, "NS_GIVEOWNER_SELF");
  87         return;
  88     }
  89     MYSQL_RES *res;
  90     MYSQL_ROW row;
  91     int userid;
  92     printf_mysql_query("SELECT `user_id` FROM `users` WHERE `user_user` = '%s'", escape_string(auth));
  93     res = mysql_use();
  94     if ((row = mysql_fetch_row(res)) != NULL) {
  95         userid = atoi(row[0]);
  96         //check if the user is already added
  97         printf_mysql_query("SELECT `chanuser_access`, `chanuser_id` FROM `chanusers` WHERE `chanuser_cid` = '%d' AND `chanuser_uid` = '%d'", chan->channel_id, userid);
  98         res = mysql_use();
  99         if ((row = mysql_fetch_row(res)) != NULL) {
 100             int seed = 0;
 101             char *tmp;
 102             char giveownerkey[16];
 103             for(tmp = user->auth; *tmp; tmp++)
 104                 seed = (seed * 0xEECE66DL ^ ((*tmp << 24) | (*tmp << 16) | (*tmp << 8) | *tmp));
 105             for(tmp = chan->name; *tmp; tmp++)
 106                 seed = (seed * 0xEECE66DL ^ ((*tmp << 24) | (*tmp << 16) | (*tmp << 8) | *tmp));
 107             sprintf(giveownerkey, "%08x", seed);
 108             if(key && !stricmp(giveownerkey, key)) {
 109                 //give ownership
 110                 printf_mysql_query("UPDATE `chanusers` SET `chanuser_access` = '500' WHERE `chanuser_id` = '%s'", row[1]);
 111                 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));
 112                 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);
 113                 reply(textclient, user, "NS_GIVEOWNER_DONE", chan->name, auth);
 114             } else {
 115                 reply(textclient, user, "NS_GIVEOWNER_CONFIRM", auth, giveownerkey);
 116             }
 117             return;
 118         }
 119     }
 120     reply(textclient, user, "NS_NOT_ON_USERLIST", nick, chan->name);
 121 }