Fix weird bug with action dispatch

lib/http_log/middleware.rb

@@ -5,7 +5,7 @@ def initialize(app)
     end
 
     def call(env)
-      @proxy = RequestProxy.new(env.dup)
+      @proxy = RequestProxy.new(env)
 
       if passes_filters?
         request =  HttpLog::Request.from_request(@proxy)
@@ -18,6 +18,13 @@ def call(env)
         env['http_log.request_id'] = request.id.to_s
       end
 
+      # Wipe away all remains of anything action_dispatch does.
+      # Apparently it modifies the env in such a way that
+      # that all the paramters do not make it to the controller.
+      env.keys.select {|k| k =~ /action_dispatch/}.each do |k|
+        env.delete k
+      end
+
       @app.call env
     end
 

lib/http_log/request_proxy.rb

@@ -18,23 +18,9 @@ def header_hash
       hash
     end
 
-    def url
-      base = "#{protocol}://#{http_host || server_name}#{path_info}"
-      base = "#{base}?#{query_string}" if query_string.present?
-      base
-    end
-
     private
     def action_dispatch_request
       @action_dispatch_request
     end
-
-    def http_host
-      headers['Host']
-    end
-
-    def protocol
-      env['rack.url_scheme']
-    end
   end
 end