Merge remote-tracking branch 'upstream/pull/4835'

[rails.git] / app / controllers / export_controller.rb

diff --git a/app/controllers/export_controller.rb b/app/controllers/export_controller.rb
index fc5b0ec80e37eeea2407028dfe517e068554ded3..cddc97b6883e13044601c5b4a3a24b1f84d83f74 100644 (file)
--- a/app/controllers/export_controller.rb
+++ b/app/controllers/export_controller.rb
@@ -4,6 +4,10 @@ class ExportController < ApplicationController
   before_action :update_totp, :only => [:finish]
   authorize_resource :class => false
 
+  content_security_policy(:only => :embed) do |policy|
+    policy.frame_ancestors("*")
+  end
+
   caches_page :embed
 
   # When the user clicks 'Export' we redirect to a URL which generates the export download
@@ -11,16 +15,17 @@ class ExportController < ApplicationController
     bbox = BoundingBox.from_lon_lat_params(params)
     format = params[:format]
 
-    if format == "osm"
+    case format
+    when "osm"
       # redirect to API map get
       redirect_to :controller => "api/map", :action => "index", :bbox => bbox
 
-    elsif format == "mapnik"
+    when "mapnik"
       # redirect to a special 'export' cgi script
       format = params[:mapnik_format]
       scale = params[:mapnik_scale]
 
-      redirect_to "https://render.openstreetmap.org/cgi-bin/export?bbox=#{bbox}&scale=#{scale}&format=#{format}"
+      redirect_to "https://render.openstreetmap.org/cgi-bin/export?bbox=#{bbox}&scale=#{scale}&format=#{format}", :allow_other_host => true
     end
   end