# File lib/mail/encodings/quoted_printable.rb, line 10 def self.can_encode?(str) EightBit.can_encode? str end
# File lib/mail/encodings/quoted_printable.rb, line 23 def self.cost(str) # These bytes probably do not need encoding c = str.count("\x9\\xA\\xD\\x20-\x3C\x3E-\x7E") # Everything else turns into =XX where XX is a # two digit hex number (taking 3 bytes) total = (str.bytesize - c)*3 + c total.to_f/str.bytesize end
Decode the string from Quoted-Printable
# File lib/mail/encodings/quoted_printable.rb, line 15 def self.decode(str) str.unpack("M*").first end
# File lib/mail/encodings/quoted_printable.rb, line 19 def self.encode(str) [str].pack("M").to_crlf end