execute mysql_check only if a query fails.
[NeonServV5.git] / cmd_neonserv_wipeinfo.c
1
2 /*
3 * argv[0] - nick / *auth
4 */
5 static USERAUTH_CALLBACK(neonserv_cmd_wipeinfo_nick_lookup);
6 static void neonserv_cmd_wipeinfo_async1(struct ClientSocket *client, struct ClientSocket *textclient, struct UserNode *user, struct ChanNode *chan, char *nick, char *auth);
7
8 struct neonserv_cmd_wipeinfo_cache {
9     struct ClientSocket *client, *textclient;
10     struct UserNode *user;
11     struct ChanNode *chan;
12     char *nick;
13 };
14
15 static CMD_BIND(neonserv_cmd_wipeinfo) {
16     if(argv[0][0] == '*') {
17         //we've got an auth
18         argv[0]++;
19         neonserv_cmd_wipeinfo_async1(client, getTextBot(), user, chan, argv[0], argv[0]);
20     } else {
21         struct UserNode *cuser = getUserByNick(argv[0]);
22         if(!cuser) {
23             cuser = createTempUser(argv[0]);
24             cuser->flags |= USERFLAG_ISTMPUSER;
25         }
26         if(cuser->flags & USERFLAG_ISAUTHED) {
27             neonserv_cmd_wipeinfo_async1(client, getTextBot(), user, chan, argv[0], cuser->auth);
28         } else {
29             struct neonserv_cmd_wipeinfo_cache *cache = malloc(sizeof(*cache));
30             if (!cache) {
31                 perror("malloc() failed");
32                 return;
33             }
34             cache->client = client;
35             cache->textclient = getTextBot();
36             cache->user = user;
37             cache->chan = chan;
38             cache->nick = strdup(argv[0]);
39             get_userauth(cuser, neonserv_cmd_wipeinfo_nick_lookup, cache);
40         }
41     }
42 }
43
44 static USERAUTH_CALLBACK(neonserv_cmd_wipeinfo_nick_lookup) {
45     struct neonserv_cmd_wipeinfo_cache *cache = data;
46     if(!user) {
47         //USER_DOES_NOT_EXIST
48         reply(cache->textclient, cache->user, "NS_USER_UNKNOWN", cache->nick);
49     }
50     else if(!(user->flags & USERFLAG_ISAUTHED)) {
51         //USER_NOT_AUTHED
52         reply(cache->textclient, cache->user, "NS_USER_NEED_AUTH", cache->nick);
53     }
54     else
55         neonserv_cmd_wipeinfo_async1(cache->client, cache->textclient, cache->user, cache->chan, user->nick, user->auth);
56     free(cache->nick);
57     free(cache);
58 }
59
60 static void neonserv_cmd_wipeinfo_async1(struct ClientSocket *client, struct ClientSocket *textclient, struct UserNode *user, struct ChanNode *chan, char *nick, char *auth) {
61     //we've got a valid auth now...
62     MYSQL_RES *res;
63     MYSQL_ROW row;
64     int userid;
65     printf_mysql_query("SELECT `user_id` FROM `users` WHERE `user_user` = '%s'", escape_string(auth));
66     res = mysql_use();
67     if ((row = mysql_fetch_row(res)) != NULL) {
68         userid = atoi(row[0]);
69         //check if the user is already added
70         printf_mysql_query("SELECT `chanuser_access`, `chanuser_id` FROM `chanusers` WHERE `chanuser_cid` = '%d' AND `chanuser_uid` = '%d'", chan->channel_id, userid);
71         res = mysql_use();
72         if ((row = mysql_fetch_row(res)) != NULL) {
73             if(atoi(row[0]) >= getChannelAccess(user, chan, 1)) {
74                 reply(textclient, user, "NS_USER_OUTRANKED", nick);
75                 return;
76             }
77             //delete
78             printf_mysql_query("UPDATE `chanusers` SET `chanuser_infoline` = '' WHERE `chanuser_id` = '%s'", row[1]);
79             reply(textclient, user, "NS_WIPEINFO_DONE", nick, chan->name);
80             return;
81         }
82     }
83     reply(textclient, user, "NS_NOT_ON_USERLIST", nick, chan->name);
84 }