ruby/lib/base64.rb

30 строки
472 B
Ruby
Исходник Обычный вид История

require "kconv"
def decode64(str)
str.unpack("m")[0]
end
def decode_b(str)
str.gsub!(/=\?ISO-2022-JP\?B\?([!->@-~]+)\?=/i) {
decode64($1)
}
str = Kconv::toeuc(str)
str.gsub!(/=\?SHIFT_JIS\?B\?([!->@-~]+)\?=/i) {
decode64($1)
}
str = Kconv::toeuc(str)
str.gsub!(/\n/, ' ')
str.gsub!(/\0/, '')
str
end
def encode64(bin)
[bin].pack("m")
end
def b64encode(bin, len = 60)
encode64(bin).scan(/.{1,#{len}}/o) do
print $&, "\n"
end
end