Module: Watobo::Mixin::Transcoders

Defined in:
lib/watobo/mixins/transcoders.rb

Instance Method Summary collapse

Instance Method Details

#b64decode ⇒ Object 



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# File 'lib/watobo/mixins/transcoders.rb', line 22

def b64decode
  err_count = 0
    b64string = self
  begin
    rs = Base64.strict_decode64(b64string)
    #rs = Base64.decode64(b64string)
    return rs
  rescue
    b64string.gsub!(/.$/,'')
    err_count += 1
    retry if err_count < 4
    return ""
  end
end

#b64encode ⇒ Object 



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# File 'lib/watobo/mixins/transcoders.rb', line 37

def b64encode
  begin
    plain = self
    #rs = Base64.strict_encode64(plain)
    rs = Base64.strict_encode64(plain)
    # we only need a simple string without linebreaks
    #rs.gsub!(/\n/,'')
    #rs.strip!
    return rs
  rescue
    return ""
  end
end

#hex2int ⇒ Object 



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# File 'lib/watobo/mixins/transcoders.rb', line 51

def hex2int
  begin
    plain = self.strip
    if plain =~ /^[0-9a-fA-F]{1,8}$/ then
    return plain.hex
    else
      return ""
    end
  rescue
    return ""
  end
end

#hexdecode ⇒ Object 



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# File 'lib/watobo/mixins/transcoders.rb', line 74

def hexdecode

  [ self ].pack("H*")
end

#hexencode ⇒ Object 



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# File 'lib/watobo/mixins/transcoders.rb', line 64

def hexencode
  begin

    self.unpack("H*")[0]
  rescue
    return ""
  end

end

#url_decode ⇒ Object 



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# File 'lib/watobo/mixins/transcoders.rb', line 18

def url_decode
  CGI::unescape(self)
end

#url_encode ⇒ Object 



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# File 'lib/watobo/mixins/transcoders.rb', line 14

def url_encode
  CGI::escape(self)
end