From cc67272cba35e50afa73cfec856c1677b204ae7e Mon Sep 17 00:00:00 2001
From: Joshua Peek <josh@joshpeek.com>
Date: Sat, 22 Nov 2008 14:33:00 -0600
Subject: Vendor rack 0.4.0

---
 .../vendor/rack-0.4.0/rack/auth/basic.rb           | 58 ++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 actionpack/lib/action_controller/vendor/rack-0.4.0/rack/auth/basic.rb

(limited to 'actionpack/lib/action_controller/vendor/rack-0.4.0/rack/auth/basic.rb')

diff --git a/actionpack/lib/action_controller/vendor/rack-0.4.0/rack/auth/basic.rb b/actionpack/lib/action_controller/vendor/rack-0.4.0/rack/auth/basic.rb
new file mode 100644
index 0000000000..9557224648
--- /dev/null
+++ b/actionpack/lib/action_controller/vendor/rack-0.4.0/rack/auth/basic.rb
@@ -0,0 +1,58 @@
+require 'rack/auth/abstract/handler'
+require 'rack/auth/abstract/request'
+
+module Rack
+  module Auth
+    # Rack::Auth::Basic implements HTTP Basic Authentication, as per RFC 2617.
+    #
+    # Initialize with the Rack application that you want protecting,
+    # and a block that checks if a username and password pair are valid.
+    #
+    # See also: <tt>example/protectedlobster.rb</tt>
+
+    class Basic < AbstractHandler
+
+      def call(env)
+        auth = Basic::Request.new(env)
+
+        return unauthorized unless auth.provided?
+
+        return bad_request unless auth.basic?
+
+        if valid?(auth)
+          env['REMOTE_USER'] = auth.username
+
+          return @app.call(env)
+        end
+
+        unauthorized
+      end
+
+
+      private
+
+      def challenge
+        'Basic realm="%s"' % realm
+      end
+
+      def valid?(auth)
+        @authenticator.call(*auth.credentials)
+      end
+
+      class Request < Auth::AbstractRequest
+        def basic?
+          :basic == scheme
+        end
+
+        def credentials
+          @credentials ||= params.unpack("m*").first.split(/:/, 2)
+        end
+
+        def username
+          credentials.first
+        end
+      end
+
+    end
+  end
+end
-- 
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