From 1e458a922bd63e04eb7f8a82dac483a8433f6595 Mon Sep 17 00:00:00 2001
From: Francis Lachapelle <flachapelle@inverse.ca>
Date: Wed, 22 Jun 2016 16:35:05 -0400
Subject: [PATCH] Fix attachment filename with no extension

---
 NEWS                                   | 6 ++++++
 UI/MailPartViewers/UIxMailPartViewer.m | 2 +-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/NEWS b/NEWS
index eb7694bbd..6aea58dc4 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,9 @@
+3.1.4 (2016-MM-DD)
+------------------
+
+Bug fixes
+ - [web] fixed crash when an attachment filename has no extension
+
 3.1.3 (2016-06-22)
 ------------------
 
diff --git a/UI/MailPartViewers/UIxMailPartViewer.m b/UI/MailPartViewers/UIxMailPartViewer.m
index dcc9c4098..d65c8d601 100644
--- a/UI/MailPartViewers/UIxMailPartViewer.m
+++ b/UI/MailPartViewers/UIxMailPartViewer.m
@@ -282,7 +282,7 @@
   if ([filename length])
     // We replace any slash by a dash since Apache won't allow encoded slashes by default.
     // See http://httpd.apache.org/docs/2.2/mod/core.html#allowencodedslashes
-    filename = (NSMutableString *)[filename stringByReplacingString: @"/" withString: @"-"];
+    filename = [NSMutableString stringWithString: [filename stringByReplacingString: @"/" withString: @"-"]];
   else
     [filename appendFormat: @"%@-%@",
 	      [self labelForKey: @"Untitled"],