# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1298227523 -7200
# Node ID 08d4355d6fc98f4f4dd648994d4ea9a32a8eb551
# Parent  744c277b57cfcfef4d15ec03e65ad5a967c5e35e
Repair automatic PRV target setting.

diff -r 744c277b57cf -r 08d4355d6fc9 nnchat.c
--- a/nnchat.c	Sun Feb 20 20:44:09 2011 +0200
+++ b/nnchat.c	Sun Feb 20 20:45:23 2011 +0200
@@ -422,53 +422,66 @@
 int handleUser(nn_conn_t *conn, const char *str)
 {
     const char *msg = "</USER><MESSAGE>", *p = str;
-    BOOL isMine, isIgnored = FALSE;;
-    char *q, *s, *t, *h, *userName;
+    BOOL isMine, isIgnored = FALSE;
+    char *s, *t, *h, *userName;
     
     (void) conn;
     
+    /* Find start of the message */
     s = strstr(str, msg);
     if (!s) return 1;
     *s = 0;
     s += strlen(msg);
     
-    q = strstr(s, "</MESSAGE>");
-    if (!q) return 3;
-    *q = 0;
-        
+    /* Find end of the message */
+    t = strstr(s, "</MESSAGE>");
+    if (!t) return 3;
+    *t = 0;
+    
+    /* Decode message string */
     s = nn_decode_str1(s);
     if (!s) return -1;
-        
+    
+    /* Decode username */
     userName = nn_decode_str1(p);
     if (!userName) {
         th_free(s);
         return -2;
     }
-    
+
+    /* Check if the username is on our ignore list and
+     * that it is not our OWN username!
+     */
     isMine = strcmp(userName, optUserName) == 0;
     if (setIgnoreMode && !isMine)
         isIgnored = checkIgnoreList(userName);
 
+    /* Is it a special control message? */
     if (*s == '/') {
         /* Ignore room join/leave messages */
         if (!optDebug && (strstr(s, "left the room") || strstr(s, "joined the room from")))
-            goto error;
+            goto done;
 
         t = nn_strip_tags(s + 1);
         if (!strncmp(t, "BPRV", 4)) {
             h = nn_decode_str2(t + 1);
             if (!isIgnored && setTarget == NULL && !strncmp(h, "PRV from ", 9)) {
-                setTarget = th_strdup(userName);
+                char *q;
+                setTarget = th_strdup(h + 9);
+                for (q = setTarget; *q && *q != ':'; q++);
+                *q = 0;
                 printMsg("PRV target autoset to '%s'\n", setTarget);
             }
             printMsgQ(isIgnored, "½11½%s½0½\n", h);
         } else {
+            /* It's an action (/me) */
             h = nn_decode_str2(t);
             printMsgQ(isIgnored, "½9½* %s½0½\n", h);
         }
         th_free(h);
         th_free(t);
     } else {
+        /* It's a normal message */
         t = nn_strip_tags(s);
         h = nn_decode_str2(t);
         printMsgQ(isIgnored, "½5½<½%d½%s½5½>½0½ %s\n", isMine ? 14 : 15, userName, h);
@@ -476,7 +489,7 @@
         th_free(t);
     }
 
-error:
+done:
     th_free(s);
     th_free(userName);
     return 0;