Andriod browsers are served files as attachments instead of inline. H…

…aris test on his phone and the behavior now works like it previously did. [#20 state:resolved responsible:"Brian Michalski"]

app/controllers/application_controller.rb

@@ -5,6 +5,12 @@ class ApplicationController < ActionController::Base
   helper :all # include all helpers, all the time
   protect_from_forgery # See ActionController::RequestForgeryProtection for details
 
+ # Request from an Android?
+ def android_user_agent?
+   request.env["HTTP_USER_AGENT"] && request.env["HTTP_USER_AGENT"][/(Android)/]
+ end
+
+
 	def redirect_back
 	#if authorization fails, redirect back
 		redirect_to :back

app/controllers/revisions_controller.rb

@@ -119,10 +119,16 @@ def download
      revision.document.bypass_auth do
        revision.document.increment!(:downloaded)
      end
+
+     disposition = 'inline'
+     if android_user_agent?
+       disposition = 'attachment'
+     end
+
      send_data revision.upload.file_contents(:original),
                :filename => revision.upload_file_name,
                :type => revision.upload_content_type,
-               :disposition => 'inline'
+               :disposition => disposition
    else
      redirect_back
    end