public function receiveData(array $sendData)
{
$data_struct = ['data', 'key', 'signature'];
if (array_diff($data_struct, array_keys($sendData))) {
throw new \Exception('Data Structure Error');
}
try {
$AES_secret = $this->RSA->privDecrypt($sendData['key']);
\CommonTool::log('AES_secret', $AES_secret);
} catch (\Exception $e) {
throw new \Exception('Failed To Decode AES Secret');
}
if ($this->RSA->verify($sendData['data'], $sendData['signature']) === false) {
throw new \Exception('Check Signature Failed');
}
$this->AES_secret = $AES_secret;
$this->AES->setSecretKey($this->AES_secret);
$data = $this->AES->decrypt($sendData['data']);
\CommonTool::log('decrypted_data', $data);
$data = json_decode($data, true);
if (json_last_error() == JSON_ERROR_NONE) {
if (\CommonTool::checkSummary($data)) {
return $data;
}
throw new \Exception('CheckSignature Failed');
} else {
throw new \Exception('Received Data json_decode Failed');
}
}
