Class: Mail::Encodings::Base64

Inherits:

SevenBit

• Object
• TransferEncoding
• Binary
• EightBit
• SevenBit
• Mail::Encodings::Base64

Defined in:

lib/mail/encodings/base64.rb

Constant Summary

NAME =

'base64'

PRIORITY =

3

Class Method Summary

• .can_encode?(enc) ⇒ Boolean
• .cost(str) ⇒ Object

  Base64 has a fixed cost, 4 bytes out per 3 bytes in.

• .decode(str) ⇒ Object

  Decode the string from Base64.

• .encode(str) ⇒ Object

  Encode the string to Base64.

Methods inherited from TransferEncoding

can_transport?, get_best_compatible, to_s, #to_s

Class Method Details

.can_encode?(enc) ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/mail/encodings/base64.rb', line 11

def self.can_encode?(enc)
  true
end

.cost(str) ⇒ Object

Base64 has a fixed cost, 4 bytes out per 3 bytes in

# File 'lib/mail/encodings/base64.rb', line 26

def self.cost(str)
  4.0/3
end

.decode(str) ⇒ Object

Decode the string from Base64

# File 'lib/mail/encodings/base64.rb', line 16

def self.decode(str)
  RubyVer.decode_base64( str )
end

.encode(str) ⇒ Object

Encode the string to Base64

# File 'lib/mail/encodings/base64.rb', line 21

def self.encode(str)
  RubyVer.encode_base64( str ).to_crlf
end