cmd_neonserv_deluser.c

   1
   2 /*
   3 * argv[0] - nick / *auth
   4 */
   5 static AUTHLOOKUP_CALLBACK(neonserv_cmd_deluser_auth_lookup);
   6 static USERAUTH_CALLBACK(neonserv_cmd_deluser_nick_lookup);
   7 static void neonserv_cmd_deluser_async1(struct ClientSocket *client, struct ClientSocket *textclient, struct UserNode *user, struct ChanNode *chan, char *nick, char *auth);
   8
   9 struct neonserv_cmd_deluser_cache {
  10     struct ClientSocket *client, *textclient;
  11     struct UserNode *user;
  12     struct ChanNode *chan;
  13     char *nick;
  14 };
  15
  16 static CMD_BIND(neonserv_cmd_deluser) {
  17     int caccess;
  18     MYSQL_RES *res;
  19     MYSQL_ROW row;
  20     check_mysql();
  21     if(argv[0][0] == '*') {
  22         //we've got an auth
  23         argv[0]++;
  24         printf_mysql_query("SELECT `user_user` FROM `users` WHERE `user_user` = '%s'", escape_string(argv[0]));
  25         res = mysql_use();
  26         if ((row = mysql_fetch_row(res)) != NULL) {
  27             neonserv_cmd_deluser_async1(client, getTextBot(), user, chan, argv[0], row[0]);
  28         } else {
  29             //we need to create a new user...
  30             //but first lookup the auth to check if it really exists
  31             struct neonserv_cmd_deluser_cache *cache = malloc(sizeof(*cache));
  32             if (!cache) {
  33                 perror("malloc() failed");
  34                 return;
  35             }
  36             cache->client = client;
  37             cache->textclient = getTextBot();
  38             cache->user = user;
  39             cache->chan = chan;
  40             cache->nick = strdup(argv[0]);
  41             lookup_authname(argv[0], neonserv_cmd_deluser_auth_lookup, cache);
  42         }
  43     } else {
  44         struct UserNode *cuser = getUserByNick(argv[0]);
  45         if(!cuser) {
  46             cuser = createTempUser(argv[0]);
  47             cuser->flags |= USERFLAG_ISTMPUSER;
  48         }
  49         if(cuser->flags & USERFLAG_ISAUTHED) {
  50             neonserv_cmd_deluser_async1(client, getTextBot(), user, chan, argv[0], cuser->auth);
  51         } else {
  52             struct neonserv_cmd_deluser_cache *cache = malloc(sizeof(*cache));
  53             if (!cache) {
  54                 perror("malloc() failed");
  55                 return;
  56             }
  57             cache->client = client;
  58             cache->textclient = getTextBot();
  59             cache->user = user;
  60             cache->chan = chan;
  61             cache->nick = strdup(argv[0]);
  62             get_userauth(cuser, neonserv_cmd_deluser_nick_lookup, cache);
  63         }
  64     }
  65 }
  66
  67 static AUTHLOOKUP_CALLBACK(neonserv_cmd_deluser_auth_lookup) {
  68     struct neonserv_cmd_deluser_cache *cache = data;
  69     if(!exists) {
  70         //AUTH_DOES_NOT_EXIST
  71         reply(cache->textclient, cache->user, "NS_AUTH_UNKNOWN", cache->nick);
  72     } else
  73         neonserv_cmd_deluser_async1(cache->client, cache->textclient, cache->user, cache->chan, cache->nick, auth);
  74     free(cache->nick);
  75     free(cache);
  76 }
  77
  78 static USERAUTH_CALLBACK(neonserv_cmd_deluser_nick_lookup) {
  79     struct neonserv_cmd_deluser_cache *cache = data;
  80     if(!user) {
  81         //USER_DOES_NOT_EXIST
  82         reply(cache->textclient, cache->user, "NS_USER_UNKNOWN", cache->nick);
  83     }
  84     else if(!(user->flags & USERFLAG_ISAUTHED)) {
  85         //USER_NOT_AUTHED
  86         reply(cache->textclient, cache->user, "NS_USER_NEED_AUTH", cache->nick);
  87     }
  88     else
  89         neonserv_cmd_deluser_async1(cache->client, cache->textclient, cache->user, cache->chan, user->nick, user->auth);
  90     free(cache->nick);
  91     free(cache);
  92 }
  93
  94 static void neonserv_cmd_deluser_async1(struct ClientSocket *client, struct ClientSocket *textclient, struct UserNode *user, struct ChanNode *chan, char *nick, char *auth) {
  95     //we've got a valid auth now...
  96     MYSQL_RES *res;
  97     MYSQL_ROW row;
  98     int userid;
  99     printf_mysql_query("SELECT `user_id` FROM `users` WHERE `user_user` = '%s'", escape_string(auth));
 100     res = mysql_use();
 101     if ((row = mysql_fetch_row(res)) != NULL) {
 102         userid = atoi(row[0]);
 103         //check if the user is already added
 104         printf_mysql_query("SELECT `chanuser_access`, `chanuser_id` FROM `chanusers` WHERE `chanuser_cid` = '%d' AND `chanuser_uid` = '%d'", chan->channel_id, userid);
 105         res = mysql_use();
 106         if ((row = mysql_fetch_row(res)) != NULL) {
 107             //delete
 108             printf_mysql_query("DELETE FROM `chanusers` WHERE `chanuser_id` = '%s'", row[1]);
 109             reply(textclient, user, "NS_DELUSER_DONE", nick, atoi(row[0]), chan->name);
 110             return;
 111         }
 112     }
 113     reply(textclient, user, "NS_NOT_ON_USERLIST", nick, chan->name);
 114 }