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Rails.configuration.middleware.use RailsWarden::Manager do |config|
config.default_strategies :secure_remote_password
config.failure_app = SessionsController
config.default_scope = :user
config.scope_defaults :user, :action => :new
end
# 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.nil? ? fail!("Could not log in") : success!(user)
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! "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
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