diff options
Diffstat (limited to 'actionpack/lib/action_controller/vendor/rack-0.4.0/rack/session/abstract/id.rb')
| -rw-r--r-- | actionpack/lib/action_controller/vendor/rack-0.4.0/rack/session/abstract/id.rb | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/actionpack/lib/action_controller/vendor/rack-0.4.0/rack/session/abstract/id.rb b/actionpack/lib/action_controller/vendor/rack-0.4.0/rack/session/abstract/id.rb deleted file mode 100644 index c220b2cb8d..0000000000 --- a/actionpack/lib/action_controller/vendor/rack-0.4.0/rack/session/abstract/id.rb +++ /dev/null @@ -1,140 +0,0 @@ -# AUTHOR: blink <blinketje@gmail.com>; blink#ruby-lang@irc.freenode.net -# bugrep: Andreas Zehnder - -require 'rack/utils' -require 'time' - -module Rack - module Session - module Abstract - # ID sets up a basic framework for implementing an id based sessioning - # service. Cookies sent to the client for maintaining sessions will only - # contain an id reference. Only #get_session and #set_session should - # need to be overwritten. - # - # All parameters are optional. - # * :key determines the name of the cookie, by default it is - # 'rack.session' - # * :domain and :path set the related cookie values, by default - # domain is nil, and the path is '/'. - # * :expire_after is the number of seconds in which the session - # cookie will expire. By default it is set not to provide any - # expiry time. - class ID - attr_reader :key - DEFAULT_OPTIONS = { - :key => 'rack.session', - :path => '/', - :domain => nil, - :expire_after => nil - } - - def initialize(app, options={}) - @default_options = self.class::DEFAULT_OPTIONS.merge(options) - @key = @default_options[:key] - @default_context = context app - end - - def call(env) - @default_context.call(env) - end - - def context(app) - Rack::Utils::Context.new self, app do |env| - load_session env - response = app.call(env) - commit_session env, response - response - end - end - - private - - # Extracts the session id from provided cookies and passes it and the - # environment to #get_session. It then sets the resulting session into - # 'rack.session', and places options and session metadata into - # 'rack.session.options'. - def load_session(env) - sid = (env['HTTP_COOKIE']||'')[/#{@key}=([^,;]+)/,1] - sid, session = get_session(env, sid) - unless session.is_a?(Hash) - puts 'Session: '+sid.inspect+"\n"+session.inspect if $DEBUG - raise TypeError, 'Session not a Hash' - end - - options = @default_options. - merge({ :id => sid, :by => self, :at => Time.now }) - - env['rack.session'] = session - env['rack.session.options'] = options - - return true - end - - # Acquires the session from the environment and the session id from - # the session options and passes them to #set_session. It then - # proceeds to set a cookie up in the response with the session's id. - def commit_session(env, response) - unless response.is_a?(Array) - puts 'Response: '+response.inspect if $DEBUG - raise ArgumentError, 'Response is not an array.' - end - - options = env['rack.session.options'] - unless options.is_a?(Hash) - puts 'Options: '+options.inspect if $DEBUG - raise TypeError, 'Options not a Hash' - end - - sid, time, z = options.values_at(:id, :at, :by) - unless self == z - warn "#{self} not managing this session." - return - end - - unless env['rack.session'].is_a?(Hash) - warn 'Session: '+sid.inspect+"\n"+session.inspect if $DEBUG - raise TypeError, 'Session not a Hash' - end - - unless set_session(env, sid) - warn "Session not saved." if $DEBUG - warn "#{env['rack.session'].inspect} has been lost."if $DEBUG - return false - end - - cookie = Utils.escape(@key)+'='+Utils.escape(sid) - cookie<< "; domain=#{options[:domain]}" if options[:domain] - cookie<< "; path=#{options[:path]}" if options[:path] - if options[:expire_after] - expiry = time + options[:expire_after] - cookie<< "; expires=#{expiry.httpdate}" - end - - case a = (h = response[1])['Set-Cookie'] - when Array then a << cookie - when String then h['Set-Cookie'] = [a, cookie] - when nil then h['Set-Cookie'] = cookie - end - - return true - end - - # Should return [session_id, session]. All thread safety and session - # retrival proceedures should occur here. - # If nil is provided as the session id, generation of a new valid id - # should occur within. - def get_session(env, sid) - raise '#get_session needs to be implemented.' - end - - # All thread safety and session storage proceedures should occur here. - # Should return true or false dependant on whether or not the session - # was saved or not. - def set_session(env, sid) - raise '#set_session needs to be implemented.' - end - end - end - end -end |