Restores object count and adds offset/limit attributes to API responses for paginated collections (#6140).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4489 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/helpers/application_helper.rb

@@ -877,6 +877,18 @@ module ApplicationHelper
     @included_in_api_response.include?(arg.to_s)
   end
 
+  # Returns options or nil if nometa param or X-Redmine-Nometa header
+  # was set in the request
+  def api_meta(options)
+    if params[:nometa].present? || request.headers['X-Redmine-Nometa']
+      # compatibility mode for activeresource clients that raise
+      # an error when unserializing an array with attributes
+      nil
+    else
+      options
+    end
+  end
+  
   private
 
   def wiki_helper