subdigital · October 20, 2010 00:05 · Oct 20, 2010
diff --git a/compress_requests.rb b/compress_requests.rb
@@ -0,0 +1,33 @@
+class CompressedRequests
+  def initialize(app)
+    @app = app
+  end
+
+  def call(env)
+    if env['REQUEST_METHOD'] =~ /(POST|PUT)/ 
+      if env.keys.include? 'HTTP_CONTENT_ENCODING'
+
+        input = env['rack.input'].read
+        new_input = decode(input, env['HTTP_CONTENT_ENCODING'])
+
+        env['rack.input'] = StringIO.new(new_input)
+        env['CONTENT_LENGTH'] = new_input.length
+
+        env.delete('HTTP_CONTENT_ENCODING')
+      end
+    end
+
+    status, headers, response = @app.call(env)
+    return [status, headers, response]
+  end
+
+  def decode(input, content_encoding)
+    if content_encoding == 'gzip'
+      z = Zlib::GzipReader.new(StringIO.new(input)).read
+    elsif content_encoding == 'deflate'
+      Zlib::Inflate.new.inflate new input
+    else
+      input
+    end
+  end
+end