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-rw-r--r--users/config/initializers/warden.rb69
1 files changed, 69 insertions, 0 deletions
diff --git a/users/config/initializers/warden.rb b/users/config/initializers/warden.rb
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index 0000000..82753ec
--- /dev/null
+++ b/users/config/initializers/warden.rb
@@ -0,0 +1,69 @@
+Rails.configuration.middleware.use RailsWarden::Manager do |config|
+ config.default_strategies :secure_remote_password
+ config.failure_app = SessionsController
+end
+
+RailsWarden.unauthenticated_action = :new
+
+# Setup Session Serialization
+class Warden::SessionSerializer
+ def serialize(record)
+ [record.class.name, record.id]
+ end
+
+ def deserialize(keys)
+ klass, id = keys
+ klass.find(id)
+ end
+end
+
+Warden::Strategies.add(:secure_remote_password) do
+
+ def valid?
+ handshake? || authentication?
+ end
+
+ def authenticate!
+ if authentication?
+ validate!
+ else # handshake
+ initialize!
+ end
+ end
+
+ protected
+
+ def handshake?
+ params['A'] && params['login']
+ end
+
+ def authentication?
+ params['client_auth'] && session[:handshake]
+ end
+
+ def validate!
+ srp_session = session.delete(:handshake)
+ user = srp_session.authenticate(params['client_auth'].hex)
+ user ? success!(user) : fail!(:password => "Could not log in")
+ end
+
+ def initialize!
+ user = User.find_by_param(id)
+ session[:handshake] = user.initialize_auth(params['A'].hex)
+ custom! json_response(session[:handshake])
+ rescue RECORD_NOT_FOUND
+ fail! :login => "User not found!"
+ end
+
+ def json_response(object)
+ [ 200,
+ {"Content-Type" => "application/json; charset=utf-8"},
+ [object.to_json]
+ ]
+ end
+
+ def id
+ params["id"] || params["login"]
+ end
+end
+