Merged r12079 from trunk (#14584).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/2.3-stable@12123 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/helpers/issues_helper.rb

@@ -214,6 +214,28 @@ module IssuesHelper
     out
   end
 
+  def email_issue_attributes(issue, user)
+    items = []
+    %w(author status priority assigned_to category fixed_version).each do |attribute|
+      unless issue.disabled_core_fields.include?(attribute+"_id")
+        items << "#{l("field_#{attribute}")}: #{issue.send attribute}"
+      end
+    end
+    issue.visible_custom_field_values(user).each do |value|
+      items << "#{value.custom_field.name}: #{show_value(value)}"
+    end
+    items
+  end
+
+  def render_email_issue_attributes(issue, user, html=false)
+    items = email_issue_attributes(issue, user)
+    if html
+      content_tag('ul', items.map{|s| content_tag('li', s)}.join("\n").html_safe)
+    else
+      items.map{|s| "* #{s}"}.join("\n")
+    end
+  end
+
   # Returns the textual representation of a journal details
   # as an array of strings
   def details_to_strings(details, no_html=false, options={})