Fix and improve help rendering

1 files changed, 23 insertions, 5 deletions

diff --git a/app/controllers/help_controller.rb b/app/controllers/help_controller.rb
index c4d620d87b1..fbd9e67e6df 100644
--- a/app/controllers/help_controller.rb
+++ b/app/controllers/help_controller.rb
@@ -3,17 +3,35 @@ class HelpController < ApplicationController
   end
 
   def show
-    @category = params[:category]
-    @file = params[:file]
+    @filepath = params[:filepath]
+    @format = params[:format]
 
-    if File.exists?(Rails.root.join('doc', @category, @file + '.md'))
-      render 'show'
+    respond_to do |format|
+      format.md { render_doc }
+      format.all { send_file_data }
+    end
+  end
+
+  def shortcuts
+  end
+
+  private
+
+  def render_doc
+    if File.exists?(Rails.root.join('doc', @filepath + '.md'))
+      render 'show.html.haml'
     else
       not_found!
     end
   end
 
-  def shortcuts
+  def send_file_data
+    path = Rails.root.join('doc', "#{@filepath}.#{@format}")
+    if File.exists?(path)
+      send_file(path, disposition: 'inline')
+    else
+      head :not_found
+    end
   end
 
   def ui