<?php


namespace app\mp\model;

use util\Random;

class HwcloudOrder extends CloudOrder
{
    public $data;
    public $urls = 'https://cloud.sopvip.com';
    protected $mode = MCRYPT_MODE_CBC;//采用cbc加密模式
    protected $key = 'bbc27f93-b492-462f-8f5b-4e6c2778cbec'; //密钥
    protected $iv; //cbc模式加密向量，如为空将采用密钥代替
    public function OutDataInfo()
    {
        $this->data = input();
        if ($this->signVerify()) {
            switch ($this->data['activity']) {
                case 'newInstance':    //新建
                    $info = $this->createInstance();
                    break;
                case 'refreshInstance': //续费
                    $info = $this->refreshInstance();
                    break;
                case 'expireInstance':  //过期
                    $info = $this->expireInstance();
                    break;

                case 'releaseInstance':  //过期
                    $info = $this->releaseInstance();
                    break;
            }
            return $info;
        }
        return;
    }
    public function createInstance()
    {
        $arr = [
            'resultCode' => '000000',
            'resultMsg' => 'success',
            'instanceId' => '03pf80c2bae96vc49b80b917bea776d7',
            'encryptType' => '2',
            'appInfo' => [
                'frontEndUrl' => $this->urls,
                'adminUrl' => $this->urls,
                'userName' => $this->encrypt('18982255122'),
                'password' => $this->encrypt('110120')
            ],
        ];
        $BodyToken = base64_encode(hash_hmac('sha256', json_encode($arr), $this->key, true));
        header(sprintf('Body-Sign: sign_type="HMAC-SHA256",signature="%s"', $BodyToken));
        return $arr;
    }
    /***
     * 续费，转正
     * @return array
     */
    public function refreshInstance()
    {
        $arr = [
            'resultCode' => '000000',
            'resultMsg' => 'success'
        ];
        $BodyToken = base64_encode(hash_hmac('sha256', json_encode($arr), $this->key, true));
        header(sprintf('Body-Sign: sign_type="HMAC-SHA256",signature="%s"', $BodyToken));
        return $arr;
    }
    /***
     * 过期
     * @return array
     */
    public function expireInstance()
    {
        $arr = [
            'resultCode' => '000000',
            'resultMsg' => 'success'
        ];
        $BodyToken = base64_encode(hash_hmac('sha256', json_encode($arr), $this->key, true));
        header(sprintf('Body-Sign: sign_type="HMAC-SHA256",signature="%s"', $BodyToken));
        return $arr;
    }
    /***
     * 应用释放
     * @return array
     */
    public function releaseInstance()
    {
        $arr = [
            'resultCode' => '000000',
            'resultMsg' => 'success'
        ];
        $BodyToken = base64_encode(hash_hmac('sha256', json_encode($arr), $this->key, true));
        header(sprintf('Body-Sign: sign_type="HMAC-SHA256",signature="%s"', $BodyToken));
        return $arr;
    }
    public function OutFormat()
    {
        return 'json';
    }
    /**
     * 验证签名
     * @return bool
     */
    private function signVerify()
    {
        return true;
        file_put_contents('hw.txt', json_encode(input()));
        $authToken = input('authToken', '', null);
        $data = request()->param();
        unset($data['authToken'], $data['type']);
        ksort($data);
        //生成authToken值：base64_encode(HMAC_SHA256(Key+timeStamp, p1=1&p3=3&p2=2&timeStamp=201706211855321))
        $signToken = base64_encode(hash_hmac('sha256', urldecode(http_build_query($data)), $this->key . $data['timeStamp'], true));
        if ($authToken == $signToken) {
            return true;
        } else {
            return false;
        }
    }
    //加密
    private function encrypt($encrypt, $key = '')
    {
        $blockSize = mcrypt_get_block_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
        $paddedData = $this->_pkcs5Pad($encrypt, $blockSize);
        $iv = Random::alnum(16);
        $key2 = substr(openssl_digest(openssl_digest($this->key, 'sha1', true), 'sha1', true), 0, 16);
        $encrypted = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $key2, $paddedData, MCRYPT_MODE_CBC, $iv);
        return $iv . base64_encode($encrypted);
    }
    //解密
    private function decrypt($data)
    {
        $decoded = substr($data, 16);
        $iv = substr($data, 0, 16);
        $decoded = base64_decode($decoded);
        $blockSize = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
        $key2 = substr(openssl_digest(openssl_digest($this->key, 'sha1', true), 'sha1', true), 0, 16);
        $decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $key2, $decoded, MCRYPT_MODE_CBC, $iv);
        return $this->_pkcs5Unpad($decrypted);
    }
    //PKCS5Padding 补码方式
    private function _pkcs5Pad($text, $blockSize)
    {
        $pad = $blockSize - (strlen($text) % $blockSize);
        return $text . str_repeat(chr($pad), $pad);
    }
    private function _pkcs5Unpad($text)
    {
        $end = substr($text, -1);
        $last = ord($end);
        $len = strlen($text) - $last;
        if (substr($text, $len) == str_repeat($end, $last)) {
            return substr($text, 0, $len);
        }
        return false;
    }
}