From 9b374861beea425bec14618696db34745fb66291 Mon Sep 17 00:00:00 2001
From: Kijin Sung <kijin@kijinsung.com>
Date: Tue, 10 May 2016 11:15:28 +0900
Subject: [PATCH] Fix #488 extra hyphen when there is no subtitle

---
 classes/context/Context.class.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/classes/context/Context.class.php b/classes/context/Context.class.php
index 0bdd79af4..232f9df3d 100644
--- a/classes/context/Context.class.php
+++ b/classes/context/Context.class.php
@@ -874,9 +874,9 @@ class Context
 		}
 		if (count($vars))
 		{
-			$title = preg_replace_callback('/\\$(\w+)/', function($matches) use($vars) {
+			$title = trim(trim(preg_replace_callback('/\\$(\w+)/', function($matches) use($vars) {
 				return isset($vars[strtolower($matches[1])]) ? $vars[strtolower($matches[1])] : $matches[0];
-			}, $title);
+			}, $title), ' -'));
 		}
 		self::$_instance->site_title = $title;
 	}