--- app/helpers/application_helper.rb.orig	2012-01-24 09:44:10.000000000 +0100
+++ app/helpers/application_helper.rb	2012-01-24 09:46:33.000000000 +0100
@@ -640,7 +640,7 @@
   #     identifier:version:1.0.0
   #     identifier:source:some/file
   def parse_redmine_links(text, project, obj, attr, only_path, options)
-    text.gsub!(%r{([\s\(,\-\[\>]|^)(!)?(([a-z0-9\-_]+):)?(attachment|document|version|forum|news|message|project|commit|source|export)?(((#)|((([a-z0-9\-]+)\|)?(r)))((\d+)((#note)?-(\d+))?)|(:)([^"\s<>][^\s<>]*?|"[^"]+?"))(?=(?=[[:punct:]][^A-Za-z0-9_/])|,|\s|\]|<|$)}) do |m|
+    text.gsub!(%r{([\s\(,\-\[\>]|^)(!)?(([a-z0-9\-_]+):)?(attachment|document|version|forum|news|message|project|commit|source|export|user)?(((#)|((([a-z0-9\-]+)\|)?(r)))((\d+)((#note)?-(\d+))?)|(:)([^"\s<>][^\s<>]*?|"[^"]+?"))(?=(?=[[:punct:]][^A-Za-z0-9_/])|,|\s|\]|<|$)}) do |m|
       leading, esc, project_prefix, project_identifier, prefix, sep, identifier = $1, $2, $3, $4, $5, $7 || $9, $8 || $10
       link = nil
       if project_identifier
@@ -691,6 +691,10 @@
             if p = Project.visible.find_by_id(oid)
               link = link_to_project(p, {:only_path => only_path}, :class => 'project')
             end
+          when 'user'
+            if u = User.find_by_id(oid)
+              link = link_to_user(u)
+           end
           end
         elsif sep == ':'
           # removes the double quotes if any
@@ -743,6 +747,10 @@
             if p = Project.visible.find(:first, :conditions => ["identifier = :s OR LOWER(name) = :s", {:s => name.downcase}])
               link = link_to_project(p, {:only_path => only_path}, :class => 'project')
             end
+          when 'user'
+            if u = User.find_by_login(name)
+              link = link_to_user(u)
+            end
           end
         end
       end