Adds an helper to render other formats download links.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2333 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/wiki_controller.rb

@@ -45,11 +45,11 @@ class WikiController < ApplicationController
       return
     end
     @content = @page.content_for_version(params[:version])
-    if params[:export] == 'html'
+    if params[:format] == 'html'
       export = render_to_string :action => 'export', :layout => false
       send_data(export, :type => 'text/html', :filename => "#{@page.title}.html")
       return
-    elsif params[:export] == 'txt'
+    elsif params[:format] == 'txt'
       send_data(@content.text, :type => 'text/plain', :filename => "#{@page.title}.txt")
       return
     end