set mode correctly for ace editor [#93:closed]

app/site_files.rb

@@ -110,6 +110,17 @@ end
 get %r{\/site_files\/text_editor\/(.+)} do
   require_login
   @filename = params[:captures].first
+  extname = File.extname @filename
+
+  @ace_mode = case extname
+    when /htm|html/ then 'html'
+    when /js/ then 'javascript'
+    when /md/ then 'markdown'
+    when /css/ then 'css'
+    else
+      nil
+  end
+
   begin
     @file_data = current_site.get_file @filename
   rescue Errno::ENOENT

views/site_files/text_editor.erb

@@ -150,7 +150,9 @@
   $(document).ready(function() {
     editor = ace.edit("editor")
     setTheme()
-    editor.getSession().setMode("ace/mode/html")
+    <% if @ace_mode %>
+      editor.getSession().setMode("ace/mode/<%= @ace_mode %>")
+    <% end %>
     editor.getSession().setTabSize(2)
     editor.getSession().setUseWrapMode(true)
     editor.setFontSize(14)