third/restrict-chans: don't restrict if services are down (PR #118 fr…

…om ValwareIRC/patch-48)

restrict-chans: Don't restrict if users are unable to authenticate anyway

files/restrict-chans.c

@@ -28,7 +28,7 @@ int isreg_check_join(Client *client, Channel *channel, const char *key, char **e
 ModuleHeader MOD_HEADER =
 {
 	"third/restrict-chans",
-	"1.2",
+	"1.3",
 	"Restrict channel creation to logged-in users",
 	"Valware",
 	"unrealircd-6",
@@ -58,6 +58,10 @@ MOD_TEST()
 
 int isreg_check_join(Client *client, Channel *channel, const char *key, char **errmsg)
 {
+	Client *serv_server;
+	if (!(serv_server = find_server(SASL_SERVER, NULL)) || !(serv_server = find_server(SERVICES_NAME, NULL)))
+		return HOOK_CONTINUE;
+
 	if (has_channel_mode(channel, 'P')) // it's permanent, continue;
 		return HOOK_CONTINUE;
 	if (channel->users == 0)
@@ -74,6 +78,10 @@ int isreg_check_join(Client *client, Channel *channel, const char *key, char **e
 
 int isreg_can_join(Client *client, Channel *channel, const char *key)
 {
+	Client *serv_server;
+	if (!(serv_server = find_server(SASL_SERVER, NULL)) || !(serv_server = find_server(SERVICES_NAME, NULL)))
+		return HOOK_CONTINUE;
+
 	if (has_channel_mode(channel, 'P')) // it's permanent, continue;
 		return HOOK_CONTINUE;
 	/* allow people to join permanent empty channels and allow opers to create new channels */