class DecodeWechatEncrypted
Attributes
appId[RW]
sessionKey[RW]
Public Class Methods
new(appId, sessionKey)
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# File lib/wechat_data_crypt.rb, line 7 def initialize appId, sessionKey self.appId = appId self.sessionKey = sessionKey end
Public Instance Methods
decryptData(encryptedData, iv)
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# File lib/wechat_data_crypt.rb, line 12 def decryptData encryptedData, iv sessionKey = Base64.decode64(self.sessionKey) encryptedData = Base64.decode64(encryptedData) iv = Base64.decode64(iv) cipher = OpenSSL::Cipher.new("AES-128-CBC") cipher.decrypt cipher.key = sessionKey cipher.iv = iv result = cipher.update(encryptedData) + cipher.final JSON.parse result end