1 files changed, 119 insertions, 0 deletions
diff --git a/src/irc/core/irc-expandos.c b/src/irc/core/irc-expandos.c
new file mode 100644
index 00000000..3f71a6a1
--- /dev/null
+++ b/src/irc/core/irc-expandos.c
@@ -0,0 +1,119 @@
+/*
+ irc-expandos.c : irssi
+
+    Copyright (C) 2000 Timo Sirainen
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#include "module.h"
+#include "misc.h"
+#include "expandos.h"
+#include "settings.h"
+
+#include "irc.h"
+#include "irc-servers.h"
+
+static char *last_join;
+
+/* last person to join a channel you are on */
+static char *expando_lastjoin(SERVER_REC *server, void *item, int *free_ret)
+{
+	return last_join;
+}
+
+/* current server numeric being processed */
+static char *expando_server_numeric(SERVER_REC *server, void *item, int *free_ret)
+{
+	return current_server_event == NULL ||
+		!is_numeric(current_server_event, 0) ? NULL :
+		current_server_event;
+}
+
+/* current server name */
+static char *expando_servername(SERVER_REC *server, void *item, int *free_ret)
+{
+	IRC_SERVER_REC *ircserver = IRC_SERVER(server);
+
+	return ircserver == NULL ? "" : ircserver->real_address;
+}
+
+/* your /userhost $N address (user@host) */
+static char *expando_userhost(SERVER_REC *server, void *item, int *free_ret)
+{
+	IRC_SERVER_REC *ircserver;
+	const char *username;
+	char hostname[100];
+
+	ircserver = IRC_SERVER(server);
+
+	/* prefer the _real_ /userhost reply */
+	if (ircserver != NULL && ircserver->userhost != NULL)
+		return ircserver->userhost;
+
+	/* haven't received userhost reply yet. guess something */
+	*free_ret = TRUE;
+	if (server == NULL)
+		username = settings_get_str("user_name");
+	else
+		username = ircserver->connrec->username;
+
+	if (gethostname(hostname, sizeof(hostname)) != 0 || *hostname == '\0')
+		strcpy(hostname, "??");
+	return g_strconcat(username, "@", hostname, NULL);;
+}
+
+static void event_join(const char *data, IRC_SERVER_REC *server,
+		       const char *nick, const char *address)
+{
+	g_return_if_fail(nick != NULL);
+
+	if (g_strcasecmp(nick, server->nick) != 0) {
+		g_free_not_null(last_join);
+		last_join = g_strdup(nick);
+	}
+}
+
+void irc_expandos_init(void)
+{
+	last_join = NULL;
+
+	expando_create(":", expando_lastjoin,
+		       "event join", EXPANDO_ARG_SERVER2, NULL);
+	expando_create("H", expando_server_numeric,
+		       "server event", EXPANDO_ARG_SERVER, NULL);
+	expando_create("S", expando_servername,
+		       "window changed", EXPANDO_ARG_NONE,
+		       "window server changed", EXPANDO_ARG_WINDOW, NULL);
+	expando_create("X", expando_userhost,
+		       "window changed", EXPANDO_ARG_NONE,
+		       "window server changed", EXPANDO_ARG_WINDOW, NULL);
+
+        expando_add_signal("I", "event invite", EXPANDO_ARG_SERVER2);
+
+	signal_add("event join", (SIGNAL_FUNC) event_join);
+}
+
+void irc_expandos_deinit(void)
+{
+	g_free_not_null(last_join);
+
+	expando_destroy(":", expando_lastjoin);
+	expando_destroy("H", expando_server_numeric);
+	expando_destroy("S", expando_servername);
+	expando_destroy("X", expando_userhost);
+
+	signal_remove("event join", (SIGNAL_FUNC) event_join);
+}