初始化代码

application/common/yun/util/Demo.php

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+<?php
+
+
+namespace app\common\yun\util;
+
+
+class Demo
+{
+
+}

application/common/yun/util/DesUtil.php

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+<?php
+namespace app\common\yun\util;
+class DesUtil
+{
+    /**
+     *  密钥向量
+     * @var string
+     */
+    private $des3key;
+
+    /**
+     * 混淆向量
+     * @var string|null
+     */
+    private $iv;
+
+    /**
+     * 构造，传递⼆个已经进⾏base64_encode的KEY与IV
+     *
+     * @param string $des3key
+     * @param string $iv
+     */
+    function __construct($des3key, $iv = null)
+    {
+        $this->des3key = $des3key;
+        $this->iv      = $iv;
+    }
+
+    /**
+     * 加密
+     * @param <type> $value
+     * @return <type>
+     */
+    public function encrypt($value)
+    {
+        $iv  = substr($this->des3key, 0, 8);
+        $ret = openssl_encrypt($value, 'DES-EDE3-CBC', $this->des3key, 0, $iv);
+        if (false === $ret) {
+            return openssl_error_string();
+        }
+        return $ret;
+    }
+
+    /**
+     * 解密
+     * @param <type> $value
+     * @return <type>
+     */
+    public function decrypt($value)
+    {
+        $iv  = substr($this->des3key, 0, 8);
+        $ret = openssl_decrypt($value, 'DES-EDE3-CBC', $this->des3key, 0, $iv);
+        if (false === $ret) {
+            return openssl_error_string();
+        }
+
+        return $ret;
+    }
+}

application/common/yun/util/RsaUtil.php

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+<?php
+namespace app\common\yun\util;
+use app\common\yun\Config;
+class RsaUtil
+{
+    /**
+     * 相关配置
+     * @var Config
+     */
+    protected $config;
+
+    /**
+     * 云账户公钥
+     * @var
+     */
+    protected $public_key;
+
+
+    /**
+     * 商户私钥
+     * @var
+     */
+    protected $private_key;
+
+    /**
+     * 初始化配置
+     * RsaService constructor.
+     * @param bool $type 默认私钥加密
+     */
+    public function __construct(Config $config,$type = true)
+    {
+        $this->config = $config;
+        if ($type) {
+            $this->private_key = $this->getPrivateKey();    #商户私钥
+            $this->public_key = $this->getPublicKey();      #云账户公钥
+        }
+
+    }
+
+
+    /**
+     * 配置私钥
+     * openssl_pkey_get_private这个函数可用来判断私钥是否是可用的，可用，返回资源
+     * @return bool|resource
+     */
+    private function getPrivateKey()
+    {
+
+        $privateKey  = openssl_get_privatekey($this->config->private_key);
+        if(!$privateKey){
+            die('私钥不可用');
+        }
+        return $privateKey;
+    }
+
+
+    /**
+     * 配置公钥
+     * openssl_pkey_get_public这个函数可用来判断私钥是否是可用的，可用，返回资源
+     * @return resource
+     */
+    public function getPublicKey()
+    {
+
+        $publicKey = openssl_pkey_get_public($this->config->public_key);
+        if(!$publicKey){
+            die('公钥不可用');
+        }
+
+        return  $publicKey ;
+    }
+
+
+
+    /**
+     * 签名算法
+     * @access public
+     * @param $data
+     * @return string
+     */
+    public function sign($data){
+        $res=openssl_get_privatekey($this->getPrivateKey());
+        if($res)
+        {
+            openssl_sign($data, $sign,$res,"SHA256");
+            openssl_free_key($res);
+        }else {
+            exit("私钥格式有误");
+        }
+        $sign = base64_encode($sign);
+        return $sign;
+
+    }
+    /**
+     * 验签
+     * @access public
+     * @param $data
+     * @return
+     */
+    public function verify($response){
+        $signData = "data=".$response['data']."&mess=".$response['mess']."&timestamp=".$response['timestamp']."&key=".$this->config->app_key;
+        // echo  $signData;die;
+        $result = (bool)openssl_verify( $signData, base64_decode($response['sign']), $this->public_key,"SHA256");
+        return $result;
+    }
+
+
+    /**
+     * 私钥解密
+     * @param $data
+     * @param bool $unserialize
+     * @return mixed
+     * @throws \Exception
+     */
+    public function privateDecrypt($data, $unserialize = false)
+    {
+        openssl_private_decrypt(base64_decode($data),$decrypted, $this->private_key);
+
+        if ($decrypted === false) {
+            throw new \Exception('Could not decrypt the data.');
+        }
+
+        return $unserialize ? unserialize($decrypted) : $decrypted;
+    }
+
+}

application/common/yun/util/StringUtil.php

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+<?php
+namespace app\common\yun\util;
+class StringUtil
+{
+    public static function round($len = 6)
+    {
+        $str = 'a b c d e f g h i j k l m n o p q r s t u v w x y z A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0 1 2 3 4 5 6 7 8 9';
+        $arr = explode(' ', $str);
+        $rand_keys = array_rand($arr, $len);
+        shuffle($rand_keys);
+        $code = '';
+        foreach ($rand_keys as $index=>$key){
+            $code .= $arr[$key];
+        }
+        return $code;
+    }
+}