Private issue notes (#1554).

Adds 2 new permissions for viewing/adding private comments to issues.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@10547 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/mail_handler.rb

@@ -181,7 +181,7 @@ class MailHandler < ActionMailer::Base
   end
 
   # Adds a note to an existing issue
-  def receive_issue_reply(issue_id)
+  def receive_issue_reply(issue_id, from_journal=nil)
     issue = Issue.find_by_id(issue_id)
     return unless issue
     # check permission
@@ -196,6 +196,10 @@ class MailHandler < ActionMailer::Base
     @@handler_options[:issue].clear
 
     journal = issue.init_journal(user)
+    if from_journal && from_journal.private_notes?
+      # If the received email was a reply to a private note, make the added note private
+      issue.private_notes = true
+    end
     issue.safe_attributes = issue_attributes_from_keywords(issue)
     issue.safe_attributes = {'custom_field_values' => custom_field_values_from_keywords(issue)}
     journal.notes = cleaned_up_text_body
@@ -211,7 +215,7 @@ class MailHandler < ActionMailer::Base
   def receive_journal_reply(journal_id)
     journal = Journal.find_by_id(journal_id)
     if journal && journal.journalized_type == 'Issue'
-      receive_issue_reply(journal.journalized_id)
+      receive_issue_reply(journal.journalized_id, journal)
     end
   end