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Diffstat (limited to 'ruby_2_2/lib/cgi/session/pstore.rb')
| -rw-r--r-- | ruby_2_2/lib/cgi/session/pstore.rb | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/ruby_2_2/lib/cgi/session/pstore.rb b/ruby_2_2/lib/cgi/session/pstore.rb deleted file mode 100644 index 75343149e1..0000000000 --- a/ruby_2_2/lib/cgi/session/pstore.rb +++ /dev/null @@ -1,100 +0,0 @@ -# -# cgi/session/pstore.rb - persistent storage of marshalled session data -# -# Documentation: William Webber (william@williamwebber.com) -# -# == Overview -# -# This file provides the CGI::Session::PStore class, which builds -# persistent of session data on top of the pstore library. See -# cgi/session.rb for more details on session storage managers. - -require 'cgi/session' -require 'pstore' - -class CGI - class Session - # PStore-based session storage class. - # - # This builds upon the top-level PStore class provided by the - # library file pstore.rb. Session data is marshalled and stored - # in a file. File locking and transaction services are provided. - class PStore - # Create a new CGI::Session::PStore instance - # - # This constructor is used internally by CGI::Session. The - # user does not generally need to call it directly. - # - # +session+ is the session for which this instance is being - # created. The session id must only contain alphanumeric - # characters; automatically generated session ids observe - # this requirement. - # - # +option+ is a hash of options for the initializer. The - # following options are recognised: - # - # tmpdir:: the directory to use for storing the PStore - # file. Defaults to Dir::tmpdir (generally "/tmp" - # on Unix systems). - # prefix:: the prefix to add to the session id when generating - # the filename for this session's PStore file. - # Defaults to the empty string. - # - # This session's PStore file will be created if it does - # not exist, or opened if it does. - def initialize(session, option={}) - dir = option['tmpdir'] || Dir::tmpdir - prefix = option['prefix'] || '' - id = session.session_id - require 'digest/md5' - 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 - - # Restore session state from the session's PStore file. - # - # Returns the session state as a hash. - def restore - unless @hash - @p.transaction do - @hash = @p['hash'] || {} - end - end - @hash - end - - # Save session state to the session's PStore file. - def update - @p.transaction do - @p['hash'] = @hash - end - end - - # Update and close the session's PStore file. - def close - update - end - - # Close and delete the session's PStore file. - def delete - path = @p.path - File::unlink path - end - - end - end -end -# :enddoc: |