Method: Wechat::Cipher#encrypt

Defined in:
lib/wechat/cipher.rb

#encrypt(plain, encoding_aes_key) ⇒ Object 



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# File 'lib/wechat/cipher.rb', line 8

def encrypt(plain, encoding_aes_key)
  cipher = OpenSSL::Cipher.new(CIPHER)
  cipher.encrypt

  cipher.padding = 0
  key_data = Base64.decode64("#{encoding_aes_key}=")
  cipher.key = key_data
  cipher.iv = [key_data].pack('H*')

  cipher.update(plain) + cipher.final
end