method

encode_utf7

v1_9_1_378 - Show latest stable - Class: Net::IMAP

encode_utf7(s)

public

Encode a string from UTF-8 format to modified UTF-7.

# File lib/net/imap.rb, line 865
    def self.encode_utf7(s)
      return s.gsub(/(&)|([^\x20-\x25\x27-\x7e]+)/) {
        if $1
          "&-"
        else
          base64 = [$&.unpack("U*").pack("n*")].pack("m")
          "&" + base64.delete("=\n").tr("/", ",") + "-"
        end
      }.force_encoding("ASCII-8BIT")
    end

encode_utf7

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