monkeypatch faraday_middleware oauth to work with put requests

lib/faraday/request/oauth.rb

@@ -0,0 +1,23 @@
+require 'faraday'
+
+module Faraday
+  class Request::OAuth < Faraday::Middleware
+    dependency 'simple_oauth'
+
+    def call(env)
+      params = env[:body] || {}
+
+      signature_params = params.reject{ |k,v| v.respond_to?(:content_type) || (env[:method] == :put) }
+
+      header = SimpleOAuth::Header.new(env[:method], env[:url], signature_params, @options)
+
+      env[:request_headers]['Authorization'] = header.to_s
+
+      @app.call(env)
+    end
+
+    def initialize(app, options)
+      @app, @options = app, options
+    end
+  end
+end