Class: FuzzyNotes::Cipher

Inherits:
Object
  • Object
show all
Includes:
Authentication, Logger
Defined in:
lib/fuzzy_notes/cipher.rb

Constant Summary collapse

PLAINTEXT_EXT = 
'txt'
CIPHERTEXT_EXT = 
'enc'
TMP_FILE_PREFIX = 
'fuzzy_notes'
ENCRYPT_METHOD_MATCHER = 
/\Aencrypt_(data|file|files|from_tempfile|from_tempfiles)\Z/
DECRYPT_METHOD_MATCHER = 
/\Adecrypt_(data|file|files|to_tempfile|to_tempfiles)\Z/

Constants included from Logger::Colors

Logger::Colors::CREATE_COLOR, Logger::Colors::DEFAULT_COLOR, Logger::Colors::DELETE_COLOR, Logger::Colors::EXPORT_COLOR, Logger::Colors::IMPORT_COLOR, Logger::Colors::NOTE_COLOR, Logger::Colors::NUMBER_COLOR, Logger::Colors::PATH_COLOR, Logger::Colors::USER_COLOR

Method Summary

Methods included from Authentication

#get_password, #get_username

Methods included from Logger

#log

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_sym, *args) ⇒ Object (private) 



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# File 'lib/fuzzy_notes/cipher.rb', line 15

def method_missing(method_sym, *args)
  method_name = method_sym.to_s
  log.debug "args: #{args.inspect}"
  last_arg = args.last
  opts = last_arg.is_a?(Hash) ? last_arg : {}

  case method_name
  when ENCRYPT_METHOD_MATCHER
    @action = :enc
  when DECRYPT_METHOD_MATCHER
    @action = :dec
  else super
  end

  case $1
  when 'data'
    process_data(args.first, Gibberish::AES.new(get_password))
  when 'file'
    process_file(args.first, Gibberish::AES.new(get_password), opts)
  when 'files'
    cipher = Gibberish::AES.new(get_password)
    args.first.map { |path| process_file(path, cipher, opts) }
  when 'to_tempfile', 'from_tempfile'
    self.send(method_sym, args.first, Gibberish::AES.new(get_password))
  when 'to_tempfiles', 'from_tempfiles'
    cipher = Gibberish::AES.new(get_password)
    args.first.map { |file_path| self.send(method_name[0..-2], *file_path, cipher) }
  end
end