From 72dac079fbac16ea9dee6de544bdc7ed24a5e208 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Wed, 12 Jun 2019 16:21:45 +0200
Subject: Add RPC method "warn" to show messge to users

Only usable by root.
---
 src/warn.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

(limited to 'src/warn.c')

diff --git a/src/warn.c b/src/warn.c
index 6dfd427..7b1ec8e 100644
--- a/src/warn.c
+++ b/src/warn.c
@@ -57,6 +57,11 @@ void warnUser( struct user *usr, enum Warning what, int seconds )
 	seconds %= 60;
 	char buffer[1000];
 	snprintf( buffer, sizeof(buffer), warning->message, minutes, seconds, minutes, seconds );
+	showWarning( usr, warning->title, buffer );
+}
+
+void showWarning( const struct user *usr, const char *title, const char *body )
+{
 	// Text or X11 warning
 	if ( *usr->display ) {
 		// notify-send
@@ -66,7 +71,7 @@ void warnUser( struct user *usr, enum Warning what, int seconds )
 			if ( usr->xauth[0] != '\0' && usr->xauth[0] != '-' ) {
 				setenv( "XAUTHORITY", usr->xauth, 1 );
 			}
-			run( false, "notify-send", "-t", "15000", warning->title, buffer, (char*)NULL );
+			run( false, "notify-send", "-t", "15000", title, body, (char*)NULL );
 		}
 	} else {
 		// write to device
@@ -76,9 +81,9 @@ void warnUser( struct user *usr, enum Warning what, int seconds )
 		if ( fh == NULL )
 			return;
 		fputs( "\n\n****************************\n", fh );
-		fputs( warning->title, fh );
+		fputs( title, fh );
 		fputs( "\n****************************\n", fh );
-		fputs( buffer, fh );
+		fputs( body, fh );
 		fputs( "\n****************************\n\n", fh );
 		fclose( fh );
 	}
-- 
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