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Stored size: 1.77 KB
Contents
require 'digest/md5'
require 'cgi/session'
require 'cgi/session/pstore'
class CGI #:nodoc:
# * Expose the CGI instance to session stores.
# * Don't require 'digest/md5' whenever a new session id is generated.
class Session #:nodoc:
# Generate an MD5 hash including the time, a random number, the process id,
# and a constant string. This is used to generate session ids but may be
# reused elsewhere.
def self.generate_unique_id(constant = 'foobar')
md5 = Digest::MD5.new
now = Time.now
md5 << now.to_s
md5 << String(now.usec)
md5 << String(rand(0))
md5 << String($$)
md5 << constant
md5.hexdigest
end
# Make the CGI instance available to session stores.
attr_reader :cgi
attr_reader :dbman
alias_method :initialize_without_cgi_reader, :initialize
def initialize(cgi, options = {})
@cgi = cgi
initialize_without_cgi_reader(cgi, options)
end
private
# Create a new session id.
def create_new_id
@new_session = true
self.class.generate_unique_id
end
# * Don't require 'digest/md5' whenever a new session is started.
class PStore #:nodoc:
def initialize(session, option={})
dir = option['tmpdir'] || Dir::tmpdir
prefix = option['prefix'] || ''
id = session.session_id
md5 = Digest::MD5.hexdigest(id)[0,16]
path = dir+"/"+prefix+md5
path.untaint
if File::exist?(path)
@hash = nil
else
unless session.new_session
raise CGI::Session::NoSession, "uninitialized session"
end
@hash = {}
end
@p = ::PStore.new(path)
@p.transaction do |p|
File.chmod(0600, p.path)
end
end
end
end
end
Version data entries
56 entries across 56 versions & 1 rubygems