(fix) fixed default TRANSP value when creating event

NEWS

@@ -29,6 +29,7 @@ Bug fixes
  - [core] properly handle groups in Apple Calendar's delegation
  - [core] fixed caching expiration of ACLs assigned to LDAP groups (#2867)
  - [core] make sure new cards always have a UID (#3819)
+ - [core] fixed default TRANSP value when creating event
 
 3.1.5 (2016-08-10)
 ------------------

SoObjects/Appointments/iCalEvent+SOGo.m

@@ -362,8 +362,10 @@
     aptEndDate = [self dateFromString: o inContext: context];
 
   o = [data objectForKey: @"isTransparent"];
-  if ([o isKindOfClass: [NSNumber class]])
-    [self setTransparency: ([o boolValue]? @"TRANSPARENT" : @"OPAQUE")];
+  if ([o isKindOfClass: [NSNumber class]] && [o boolValue])
+    [self setTransparency: @"TRANSPARENT"];
+  else
+    [self setTransparency: @"OPAQUE"];
 
   isAllDay = [[data objectForKey: @"isAllDay"] boolValue];