added cmd_op cmd_deop cmd_voice cmd_devoice cmd_opall cmd_deopall cmd_voiceall cmd_de...

[NeonServV5.git] / DBHelper.c

diff --git a/DBHelper.c b/DBHelper.c
index 7d22a816f2805e79f56f71de1d3050b0a852d8f0..587158635b065e64283c71849adfb479d250cc06 100644 (file)
--- a/DBHelper.c
+++ b/DBHelper.c
@@ -107,4 +107,51 @@ void _loadChannelSettings(struct ChanNode *chan) {
     chan->flags |= CHANFLAG_REQUESTED_CHANINFO;
 }
 
+//TODO: fix performance: we should cache the user access
+int isUserProtected(struct ChanNode *chan, struct UserNode *victim, struct UserNode *issuer) {
+    /* Don't protect if someone is attacking himself, or if the aggressor is an IRC Operator. */
+    if(victim == issuer || (issuer->flags & USERFLAG_ISIRCOP)) return 0;
+    
+    /* Don't protect if no one is to be protected. */
+    MYSQL_RES *res;
+    MYSQL_ROW row;
+    char protection;
+    loadChannelSettings(chan);
+    if(!(chan->flags & CHANFLAG_CHAN_REGISTERED)) return 0;
+    printf_mysql_query("SELECT `channel_protect` FROM `channels` WHERE `channel_id` = '%d'");
+    res = mysql_use();
+    if(!(row = mysql_fetch_row(res))) return 0;
+    if(row[0]) {
+        protection = (char) atoi(row[0]);
+    } else {
+         printf_mysql_query("SELECT `channel_protect` FROM `channels` WHERE `channel_name` = 'defaults'", chan->channel_id);
+        res = mysql_use();
+        row = mysql_fetch_row(res);
+        protection = (char) atoi(row[0]);
+    }
+    if(protection == 3) return 0;
+    
+    /* Don't protect if the victim isn't added to the channel, unless we are to protect non-users also. */
+    int victim_access = getChannelAccess(victim, chan, 0);
+    if (!victim_access && protection != 0) return 0;
+    
+    /* Protect if the aggressor isn't a user because at this point, the aggressor can only be less than or equal to the victim. */
+    int issuer_access = getChannelAccess(issuer, chan, 0);
+    if (!issuer_access) return 1;
+    
+    /* If the aggressor was a user, then the victim can't be helped. */
+    if(!victim_access) return 0;
+    
+    switch(protection) {
+        case 0:
+        case 1:
+            if(victim_access >= issuer_access) return 1;
+            break;
+        case 2:
+            if(victim_access > issuer_access) return 1;
+            break;
+    }
+    return 0;
+}
+