+module OAuth
+ module Helper
+ def escape(value)
+ value.to_s.gsub(OAuth::RESERVED_CHARACTERS) do |c|
+ c.bytes.map do |b|
+ format("%%%02X", b)
+ end.join
+ end.force_encoding(Encoding::US_ASCII)
+ end
+
+ def unescape(value)
+ value.to_s.gsub(/%\h{2}/) do |c|
+ c[1..].to_i(16).chr
+ end.force_encoding(Encoding::UTF_8)
+ end
+ end
+
+ module RequestProxy
+ class RackRequest
+ def method
+ request.request_method
+ end
+ end
+ end
+end
+
+module OpenStreetMap
+ module ProviderController
+ def self.prepended(mod)
+ super
+ mod.singleton_class.prepend(OpenStreetMap::ProviderController::ClassMethods)
+ end
+
+ def render(options = {})
+ text = options.delete(:text)
+ if text
+ super options.merge(:plain => text)
+ elsif options.delete(:nothing)
+ status = options.delete(:status) || :ok
+ head status, options
+ else
+ super options
+ end
+ end
+
+ module ClassMethods
+ def included(controller)
+ controller.class_eval do
+ def self.before_filter(...)
+ before_action(...)
+ end
+
+ def self.skip_before_filter(...)
+ skip_before_action(...)
+ end
+ end
+
+ super controller
+ end
+ end
+ end
+
+ module OAuthFilter
+ def oauth1_verify(request, options = {}, &block)
+ signature = OAuth::Signature.build(request, options, &block)
+ return false unless OauthNonce.remember(signature.request.nonce, signature.request.timestamp)
+
+ value = signature.verify
+ if request.ssl? && !value
+ http_request = request.dup
+ http_request.define_singleton_method(:scheme) { "http" }
+ http_request.define_singleton_method(:port) { 80 }
+ signature = OAuth::Signature.build(http_request, options, &block)
+ value = signature.verify
+ end
+ value
+ rescue OAuth::Signature::UnknownSignatureMethod
+ false