Remove #filename_for_content_disposition for MS browsers (#29914, #32914).

Patch by Pavel Rosický.


git-svn-id: http://svn.redmine.org/redmine/trunk@20892 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/application_controller.rb

@@ -692,7 +692,7 @@ class ApplicationController < ActionController::Base
 
   # Returns a string that can be used as filename value in Content-Disposition header
   def filename_for_content_disposition(name)
-    %r{(MSIE|Trident|Edge)}.match?(request.env['HTTP_USER_AGENT'].to_s) ? ERB::Util.url_encode(name) : name
+    name
   end
 
   def api_request?

test/functional/wiki_controller_test.rb

@@ -1152,7 +1152,7 @@ class WikiControllerTest < Redmine::ControllerTest
     assert_include 'h1. CookBook documentation v2', @response.body
   end
 
-  def test_show_filename_should_be_uri_encoded_for_ms_browsers
+  def test_show_filename_should_be_uri_encoded
     @request.session[:user_id] = 2
     title = 'Этика_менеджмента'
     %w|pdf html txt|.each do |format|
@@ -1160,14 +1160,15 @@ class WikiControllerTest < Redmine::ControllerTest
       @request.user_agent = ""
       get :show, :params => {:project_id => 1, :id => title, :format => format}
       assert_response :success
-      assert_equal "attachment; filename=\"#{title}.#{format}\"",
+      ascii_filename = "%3F%3F%3F%3F%3F_%3F%3F%3F%3F%3F%3F%3F%3F%3F%3F%3F.#{format}"
+      utf8_filename = "%D0%AD%D1%82%D0%B8%D0%BA%D0%B0_%D0%BC%D0%B5%D0%BD%D0%B5%D0%B4%D0%B6%D0%BC%D0%B5%D0%BD%D1%82%D0%B0.#{format}"
+      assert_equal "attachment; filename=\"#{ascii_filename}\"; filename*=UTF-8''#{utf8_filename}",
                    @response.headers['Content-Disposition']
-      # Microsoft's browsers: filename should be URI encoded
+      # Microsoft's browsers
       @request.user_agent = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36 Edge/15.15063'
       get :show, :params => {:project_id => 1, :id => title, :format => format}
       assert_response :success
-      filename = Addressable::URI.encode("#{title}.#{format}")
-      assert_equal "attachment; filename=\"#{filename}\"",
+      assert_equal "attachment; filename=\"#{ascii_filename}\"; filename*=UTF-8''#{utf8_filename}",
                    @response.headers['Content-Disposition']
     end
   end