(fix) sent messages cannot be replied to their BCC email addresses (fixes #4460)

NEWS

@@ -18,6 +18,7 @@ Bug fixes
  - [web] reflect active locale in HTML lang attribute (#4660)
  - [web] allow scroll of login page on small screen (#4035)
  - [web] fixed saving of email address for external calendar notifications (#4630)
+ - [web] sent messages cannot be replied to their BCC email addresses (#4460)
  - [core] ignore transparent events in time conflict validation (#4539)
  - [core] fixed yearly recurrence calculator when starting from previous year
  - [core] changes to contacts are now propagated to lists (#850, #4301, #4617)

SoObjects/Mailer/SOGoDraftObject.m

@@ -752,25 +752,33 @@ static NSString    *userAgent      = nil;
       [_info removeObjectForKey: @"cc"];
     }
 
-  /* CC processing if we reply-to-all: - we add all 'to' and 'cc' fields */
+  /* CC processing if we reply-to-all: - we add all 'to', 'cc' and 'bcc' fields */
   if (_replyToAll)
     {
-      to = [[NSMutableArray alloc] init];
+      to = [NSMutableArray array];
 
       [addrs setArray: [_envelope to]];
       [self _purgeRecipients: allRecipients
-	    fromAddresses: addrs];
+               fromAddresses: addrs];
       [self _addEMailsOfAddresses: addrs toArray: to];
       [self _addRecipients: addrs toArray: allRecipients];
 
       [addrs setArray: [_envelope cc]];
       [self _purgeRecipients: allRecipients
-	    fromAddresses: addrs];
+               fromAddresses: addrs];
       [self _addEMailsOfAddresses: addrs toArray: to];
-
+      [self _addRecipients: addrs toArray: allRecipients];
       [_info setObject: to forKey: @"cc"];
 
-      [to release];
+      if ([[_envelope bcc] count])
+        {
+          to = [NSMutableArray array];
+          [addrs setArray: [_envelope bcc]];
+          [self _purgeRecipients: allRecipients
+                   fromAddresses: addrs];
+          [self _addEMailsOfAddresses: addrs toArray: to];
+          [_info setObject: to forKey: @"bcc"];
+        }
     }
 }
 

UI/WebServerResources/js/Mailer/Message.service.js

@@ -275,7 +275,7 @@
    */
   Message.prototype.allowReplyAll = function() {
     var recipientsCount = 0;
-    recipientsCount = _.reduce(['to', 'cc'], _.bind(function(count, type) {
+    recipientsCount = _.reduce(['to', 'cc', 'bcc'], _.bind(function(count, type) {
       if (this[type])
         return count + this[type].length;
       else