set :lock, true in config_ru.rb, detect accept header in before filter

2 files changed, 21 insertions, 0 deletions

diff --git a/lib/config/config_ru.rb b/lib/config/config_ru.rb
index 3d8dce2..93df867 100644
--- a/lib/config/config_ru.rb
+++ b/lib/config/config_ru.rb
@@ -12,6 +12,7 @@ $stdout.sync = true
 $stderr.sync = true
 set :logging, false
 set :raise_errors, true 
+set :lock, true
 
 ['public','tmp'].each do |dir|
 	FileUtils.mkdir_p dir unless File.exists?(dir)
diff --git a/lib/helper.rb b/lib/helper.rb
index b30908c..37238bd 100644
--- a/lib/helper.rb
+++ b/lib/helper.rb
@@ -61,6 +61,26 @@ before do
     end
     @subjectid = subjectid
     protected!(subjectid)
+
+    extension = File.extname(request.path_info) # params[:id] is not yet available
+    unless extension.empty?
+     #request.path_info.sub!(/\.#{extension}$/,'')
+     case extension
+     when "html"
+       @accept = 'text/html'
+     when "yaml"
+       @accept = 'application/x-yaml'
+     when "csv"
+       @accept = 'text/csv'
+     when "rdfxml"
+       @accept = 'application/rdf+xml'
+     when "xls"
+       @accept = 'application/ms-excel'
+     else
+       halt 404, "File format #{extension} not supported."
+     end
+   end
+  
   end
 end