From b947a2e4bc6b944191bca1b521b15004110c04b6 Mon Sep 17 00:00:00 2001
From: Přemysl Janouch <p.janouch@gmail.com>
Date: Sat, 18 Jul 2015 14:12:34 +0200
Subject: degesch: add a "command_delay" option to servers

E.g. for channels that are for registered users only.
---
 degesch.c | 50 +++++++++++++++++++++++++++++++++++++-------------
 1 file changed, 37 insertions(+), 13 deletions(-)

diff --git a/degesch.c b/degesch.c
index e90904a..5876af0 100644
--- a/degesch.c
+++ b/degesch.c
@@ -1132,6 +1132,7 @@ struct server
 	struct poller_timer ping_tmr;       ///< We should send a ping
 	struct poller_timer timeout_tmr;    ///< Connection seems to be dead
 	struct poller_timer reconnect_tmr;  ///< We should reconnect now
+	struct poller_timer autojoin_tmr;   ///< Re/join channels as appropriate
 
 	// IRC:
 
@@ -1173,6 +1174,7 @@ struct server
 
 static void on_irc_timeout (void *user_data);
 static void on_irc_ping_timeout (void *user_data);
+static void on_irc_autojoin_timeout (void *user_data);
 static void irc_initiate_connect (struct server *s);
 
 static void
@@ -1236,6 +1238,10 @@ server_init (struct server *self, struct poller *poller)
 	self->reconnect_tmr.dispatcher = (poller_timer_fn) irc_initiate_connect;
 	self->reconnect_tmr.user_data = self;
 
+	poller_timer_init (&self->autojoin_tmr, poller);
+	self->autojoin_tmr.dispatcher = on_irc_autojoin_timeout;
+	self->autojoin_tmr.user_data = self;
+
 	str_map_init (&self->irc_users);
 	self->irc_users.key_xfrm = irc_strxfrm;
 	str_map_init (&self->irc_channels);
@@ -1276,6 +1282,7 @@ server_free (struct server *self)
 	poller_timer_reset (&self->ping_tmr);
 	poller_timer_reset (&self->timeout_tmr);
 	poller_timer_reset (&self->reconnect_tmr);
+	poller_timer_reset (&self->autojoin_tmr);
 
 	str_map_free (&self->irc_users);
 	str_map_free (&self->irc_channels);
@@ -1563,6 +1570,11 @@ static struct config_schema g_config_server[] =
 	{ .name      = "command",
 	  .comment   = "Command to execute after a successful connect",
 	  .type      = CONFIG_ITEM_STRING },
+	{ .name      = "command_delay",
+	  .comment   = "Delay between executing \"command\" and joining channels",
+	  .type      = CONFIG_ITEM_INTEGER,
+	  .validate  = config_validate_nonnegative,
+	  .default_  = "0" },
 	{ .name      = "reconnect",
 	  .comment   = "Whether to reconnect on error",
 	  .type      = CONFIG_ITEM_BOOLEAN,
@@ -3464,14 +3476,15 @@ irc_cancel_timers (struct server *s)
 	poller_timer_reset (&s->timeout_tmr);
 	poller_timer_reset (&s->ping_tmr);
 	poller_timer_reset (&s->reconnect_tmr);
+	poller_timer_reset (&s->autojoin_tmr);
 }
 
 static void
 irc_reset_connection_timeouts (struct server *s)
 {
-	irc_cancel_timers (s);
 	poller_timer_set (&s->timeout_tmr, 3 * 60 * 1000);
 	poller_timer_set (&s->ping_tmr, (3 * 60 + 30) * 1000);
+	poller_timer_reset (&s->reconnect_tmr);
 }
 
 static int64_t
@@ -3741,6 +3754,25 @@ on_irc_timeout (void *user_data)
 	irc_send (s, "PING :%" PRIi64, (int64_t) time (NULL));
 }
 
+static void
+on_irc_autojoin_timeout (void *user_data)
+{
+	struct server *s = user_data;
+
+	// TODO: split autojoin at commas and make a joined set with regular rejoins
+	const char *autojoin = get_config_string (s->config, "autojoin");
+	if (autojoin)
+		irc_send (s, "JOIN :%s", autojoin);
+
+	struct str_map_iter iter;
+	str_map_iter_init (&iter, &s->irc_channels);
+
+	struct channel *channel;
+	while ((channel = str_map_iter_next (&iter)))
+		if (!channel->left_manually)
+			irc_send (s, "JOIN :%s", channel->name);
+}
+
 // --- Server I/O --------------------------------------------------------------
 
 static void irc_process_message
@@ -5607,18 +5639,10 @@ irc_on_registered (struct server *s, const char *nickname)
 		free (copy);
 	}
 
-	// TODO: split autojoin at commas and make a joined set with regular rejoins
-	const char *autojoin = get_config_string (s->config, "autojoin");
-	if (autojoin)
-		irc_send (s, "JOIN :%s", autojoin);
-
-	struct str_map_iter iter;
-	str_map_iter_init (&iter, &s->irc_channels);
-
-	struct channel *channel;
-	while ((channel = str_map_iter_next (&iter)))
-		if (!channel->left_manually)
-			irc_send (s, "JOIN :%s", channel->name);
+	int64_t command_delay = get_config_integer (s->config, "command_delay");
+	log_server_debug (s, "Autojoining channels in #&s seconds...",
+		xstrdup_printf ("%" PRId64, command_delay));
+	poller_timer_set (&s->autojoin_tmr, command_delay * 1000);
 }
 
 static void
-- 
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