From 06a7d84b43904218f2299f582b6e2f9e0fe55b6c Mon Sep 17 00:00:00 2001
From: TingPing <tingping@tingping.se>
Date: Fri, 18 Oct 2013 04:40:39 -0400
Subject: [PATCH] Add support for userhost-in-names capability

---
 src/common/inbound.c  | 44 +++++++++++++++++++++++--------------------
 src/common/userlist.c |  1 +
 2 files changed, 25 insertions(+), 20 deletions(-)

diff --git a/src/common/inbound.c b/src/common/inbound.c
index 4c1556f2..71ecc162 100644
--- a/src/common/inbound.c
+++ b/src/common/inbound.c
@@ -667,8 +667,10 @@ inbound_nameslist (server *serv, char *chan, char *names,
 						 const message_tags_data *tags_data)
 {
 	session *sess;
+	char **name_list;
+	char *host;
 	char name[NICKLEN];
-	int pos = 0;
+	int i, offset;
 
 	sess = find_channel (serv, chan);
 	if (!sess)
@@ -687,27 +689,24 @@ inbound_nameslist (server *serv, char *chan, char *names,
 		userlist_clear (sess);
 	}
 
-	while (1)
+	name_list = g_strsplit (names, " ", -1);
+	for (i = 0; name_list[i]; i++)
 	{
-		switch (*names)
-		{
-		case 0:
-			name[pos] = 0;
-			if (pos != 0)
-				userlist_add (sess, name, 0, NULL, NULL, tags_data);
-			return;
-		case ' ':
-			name[pos] = 0;
-			pos = 0;
-			userlist_add (sess, name, 0, NULL, NULL, tags_data);
-			break;
-		default:
-			name[pos] = *names;
-			if (pos < (NICKLEN-1))
-				pos++;
-		}
-		names++;
+		host = NULL;
+
+		if (name_list[i][0] == 0)
+			continue;
+
+		/* Server may have userhost-in-names cap */
+		offset = strcspn (name_list[i], "!");
+		if (offset++ < strlen (name_list[i]))
+			host = name_list[i] + offset;
+
+		g_strlcpy (name, name_list[i], MIN(offset, sizeof(name)));
+
+		userlist_add (sess, name, host, NULL, NULL, tags_data);
 	}
+	g_strfreev (name_list);
 }
 
 void
@@ -1673,6 +1672,11 @@ inbound_cap_ls (server *serv, char *nick, char *extensions_str,
 			strcat (buffer, "extended-join ");
 			want_cap = 1;
 		}
+		if (!strcmp (extension, "userhost-in-names"))
+		{
+			strcat (buffer, "userhost-in-names ");
+			want_cap = 1;
+		}
 
 		/* bouncers can prefix a name space to the extension so we should use.
 		 * znc <= 1.0 uses "znc.in/server-time" and newer use "znc.in/server-time-iso".
diff --git a/src/common/userlist.c b/src/common/userlist.c
index c6c806bd..4c997eb9 100644
--- a/src/common/userlist.c
+++ b/src/common/userlist.c
@@ -163,6 +163,7 @@ userlist_add_hostname (struct session *sess, char *nick, char *hostname,
 		}
 
 		fe_userlist_update (sess, user);
+		fe_userlist_rehash (sess, user);
 
 		return 1;
 	}