Class: ActionController::CgiRequest

Inherits:
AbstractRequest show all
Defined in:
lib/action_controller/cgi_process.rb

Overview

:nodoc:

Defined Under Namespace

Classes: SessionFixationAttempt

Constant Summary collapse

DEFAULT_SESSION_OPTIONS = 
{
  :database_manager => CGI::Session::CookieStore, # store data in cookie
  :prefix           => "ruby_sess.",    # prefix session file names
  :session_path     => "/",             # available to all paths in app
  :session_key      => "_session_id",
  :cookie_only      => true
}

Instance Attribute Summary collapse

Attributes inherited from AbstractRequest

#env

Instance Method Summary collapse

Methods inherited from AbstractRequest

#accepts, clean_up_ajax_request_body!, #content_length, #content_type, #delete?, #domain, extract_content_type_without_parameters, extract_multipart_boundary, #format, #format=, #get?, #head?, #headers, #host_with_port, #method, #parameters, parse_multipart_form_parameters, parse_query_parameters, parse_request_parameters, #path, #path_parameters, #path_parameters=, #port_string, #post?, #protocol, #put?, #raw_post, #relative_url_root, #remote_ip, #request_method, #request_uri, #server_software, #session=, #ssl?, #standard_port, #subdomains, #symbolized_path_parameters, #url, #xml_http_request?

Constructor Details

#initialize(cgi, session_options = {}) ⇒ CgiRequest

Returns a new instance of CgiRequest.



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# File 'lib/action_controller/cgi_process.rb', line 47

def initialize(cgi, session_options = {})
  @cgi = cgi
  @session_options = session_options
  @env = @cgi.send!(:env_table)
  super()
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_id, *arguments) ⇒ Object 



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# File 'lib/action_controller/cgi_process.rb', line 146

def method_missing(method_id, *arguments)
  @cgi.send!(method_id, *arguments) rescue super
end

Instance Attribute Details

#cgi ⇒ Object

Returns the value of attribute cgi.



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# File 'lib/action_controller/cgi_process.rb', line 36

def cgi
  @cgi
end

#session_options ⇒ Object

Returns the value of attribute session_options.



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# File 'lib/action_controller/cgi_process.rb', line 36

def session_options
  @session_options
end

Instance Method Details

#body ⇒ Object

The request body is an IO input stream. If the RAW_POST_DATA environment variable is already set, wrap it in a StringIO.



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# File 'lib/action_controller/cgi_process.rb', line 65

def body
  if raw_post = env['RAW_POST_DATA']
    StringIO.new(raw_post)
  else
    @cgi.stdinput
  end
end

#cookies ⇒ Object 



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# File 'lib/action_controller/cgi_process.rb', line 81

def cookies
  @cgi.cookies.freeze
end

#host ⇒ Object 



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# File 'lib/action_controller/cgi_process.rb', line 97

def host
  host_with_port_without_standard_port_handling.sub(/:\d+$/, '')
end

#host_with_port_without_standard_port_handling ⇒ Object 



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# File 'lib/action_controller/cgi_process.rb', line 85

def host_with_port_without_standard_port_handling
  if forwarded = env["HTTP_X_FORWARDED_HOST"]
    forwarded.split(/,\s?/).last
  elsif http_host = env['HTTP_HOST']
    http_host
  elsif server_name = env['SERVER_NAME']
    server_name
  else
    "#{env['SERVER_ADDR']}:#{env['SERVER_PORT']}"
  end
end

#port ⇒ Object 



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# File 'lib/action_controller/cgi_process.rb', line 101

def port
  if host_with_port_without_standard_port_handling =~ /:(\d+)$/
    $1.to_i
  else
    standard_port
  end
end

#query_parameters ⇒ Object 



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# File 'lib/action_controller/cgi_process.rb', line 73

def query_parameters
  @query_parameters ||= self.class.parse_query_parameters(query_string)
end

#query_string ⇒ Object 



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# File 'lib/action_controller/cgi_process.rb', line 54

def query_string
  qs = @cgi.query_string if @cgi.respond_to?(:query_string)
  if !qs.blank?
    qs
  else
    super
  end
end

#request_parameters ⇒ Object 



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# File 'lib/action_controller/cgi_process.rb', line 77

def request_parameters
  @request_parameters ||= parse_formatted_request_parameters
end

#reset_session ⇒ Object 



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# File 'lib/action_controller/cgi_process.rb', line 141

def reset_session
  @session.delete if defined?(@session) && @session.is_a?(CGI::Session)
  @session = new_session
end

#session ⇒ Object 



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# File 'lib/action_controller/cgi_process.rb', line 109

def session
  unless defined?(@session)
    if @session_options == false
      @session = Hash.new
    else
      stale_session_check! do
        if cookie_only? && query_parameters[session_options_with_string_keys['session_key']]
          raise SessionFixationAttempt
        end
        case value = session_options_with_string_keys['new_session']
          when true
            @session = new_session
          when false
            begin
              @session = CGI::Session.new(@cgi, session_options_with_string_keys)
            # CGI::Session raises ArgumentError if 'new_session' == false
            # and no session cookie or query param is present.
            rescue ArgumentError
              @session = Hash.new
            end
          when nil
            @session = CGI::Session.new(@cgi, session_options_with_string_keys)
          else
            raise ArgumentError, "Invalid new_session option: #{value}"
        end
        @session['__valid_session']
      end
    end
  end
  @session
end