438 lines
10 KiB
PHP
438 lines
10 KiB
PHP
<?php
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namespace Snowflake\Jwt;
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use Exception;
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use HttpServer\Http\HttpHeaders;
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use Redis;
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use Snowflake\Core\Str;
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use Snowflake\Exception\AuthException;
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use Snowflake\Abstracts\Component;
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use Snowflake\Snowflake;
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class Jwt extends Component
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{
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/** @var int $user */
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private $user;
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private $data;
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private $source = ['browser', 'android', 'iphone', 'pc', 'mingame'];
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private $config = ['token' => ''];
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private $timeout = 7200;
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private $public = '-----BEGIN PUBLIC KEY-----
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MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6BuML3gtLGde7QKNuNST
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UCB9gdHC7XIpOc7Wx2I64Esj3UxWHTgp3URj0ge8zpy7A3FfBdppR7d1nwoD6Xad
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jqfjEWpTy4WwGYsOfH0tFl3wAmse0lebF4NFsS9pzrikQT6c9qsVm88pCjvg4i5t
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WhTMEnpTFDYoDR0KXlLXltQMudBBUHFaVwP0wKJ/cGX7R1Mrv35K4MXwQFOuGZkP
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hsp2rO9x5LjtSKIXbexy7WhUu6QMjD/XzgsXr9UF+ExYmBGXRVWgNFLMkiaCZ2Uz
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WlQhpQrA5/wKd76dCzjvqw9M32OiZl2lCKT73cV8GUvt7BNsM1SiPhqfY7nhO6y3
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cwIDAQAB
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-----END PUBLIC KEY-----';
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private $private = '-----BEGIN RSA PRIVATE KEY-----
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MIIEpQIBAAKCAQEA6BuML3gtLGde7QKNuNSTUCB9gdHC7XIpOc7Wx2I64Esj3UxW
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HTgp3URj0ge8zpy7A3FfBdppR7d1nwoD6XadjqfjEWpTy4WwGYsOfH0tFl3wAmse
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0lebF4NFsS9pzrikQT6c9qsVm88pCjvg4i5tWhTMEnpTFDYoDR0KXlLXltQMudBB
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UHFaVwP0wKJ/cGX7R1Mrv35K4MXwQFOuGZkPhsp2rO9x5LjtSKIXbexy7WhUu6QM
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jD/XzgsXr9UF+ExYmBGXRVWgNFLMkiaCZ2UzWlQhpQrA5/wKd76dCzjvqw9M32Oi
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Zl2lCKT73cV8GUvt7BNsM1SiPhqfY7nhO6y3cwIDAQABAoIBADPihJHP8XktmmCs
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43Vfv5Z3zNaKR2LA1Eph3E0xviuJYHkFqXJarbESqqW2qRQeoQeB/lXWnxYzAo4M
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tRcpNss+6FlqRVUHi3gKR7C4Yq3PTemcfIVUpAy7gYa8LJDTYZRcJMZXNDtiMbBh
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9kFZU4SBhaTTx2KLQKS9yyWOqzbBvyLXN+1+Wy477M9+MXXTKw79dO+pML6cR0yl
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pNfVR5FX5L/GB5vOtQB/Aqg/CKT8NC5MzWPnKY+TPCCHZyoZuB9dLDuWOlqsN4QX
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Y4B8fFca5yRwzHra5aGoqdaT/zGctt+I6V/f/KNQCo36f9LPxeXg1+FHvvtTj5WZ
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N8CGPzECgYEA9R7lRMXzrHE4rK0DhxQXIFbIKKtxrimqZQdbwOUeYYD2R6CDSItK
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z88RSYElmd6wiS7fYIaheXNqJ8Yu6SQFBF/yshBwjQVl9NJG94LJlgx1XnVZEju6
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OZjMUOhHXBymtXnLo16pDRl8odc4MFLRH25/vLtwChUr+Qoyt54GzFUCgYEA8mjL
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jdh94JAmcdnDXsKgjNOGyNWGDVvWoFmy8lEQsMXY1JJnEd3YfDM2prmv3vaoiXzi
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YkSETl6ZUtJqh78MnHCBY1vI6EAcKQAF/kvP2TataRCXNcGNQwn2mtq+B+heTta6
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Di8jjAdmdUAYHbmOQryBudiRYG7JEF038elzvKcCgYEAq81ByFguGBkrLev94vkz
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1Fi+5bJ0dSuC4Fit+J8eEhz/gOiB26C1iL2LUkeQgS5R8XTG37K9DpDUQJhpXMMA
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OTa+tgtLt6um8FdJokUq4V5ODSyWh28RcTklSzfifC8gsWVyU0kPl7zbW9uq6EPD
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ixI5uaBuQMLiFSUOsx+xiBkCgYEAtqXHWeVZUy7KCNavomK7XeCzmfdovgAIw2FS
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t8nk7YzlR6XYC1pAl7Ru5Ujb/v+TFaUHXkuJ9RLKK+Fna0jEU8thcl/iDTzg+vON
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kIHG5j+Qga2CgXqI2Y5URXGz5XlsNbMNFUrnWcbpqEbW5O6/BgHLLSDEyQgwbygN
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0zS3g9kCgYEAhssb7kOljdIul4lY5MXc67Zf1dp6S2bucLOxsG6cRW07b3pBz7QF
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5aPE7ZwnkzTnA4HuGGauKj+qKGAR7ve55XClAq/XipiVFrjwV/t3LC6j5DoqTJYR
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mlAZUEjsoaT9vjvjGTxl3uCm0TX5KTgtSJIt2kA1tYVjQef+/iZTHxY=
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-----END RSA PRIVATE KEY-----';
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/** @var Jwt */
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private static $instance;
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/**
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* @param string $publicKey
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*/
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public function setPublic(string $publicKey)
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{
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$this->public = $publicKey;
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}
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/**
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* @param $timeout
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*/
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public function setTimeout(int $timeout)
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{
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$this->timeout = $timeout;
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}
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/**
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* @param string $privateKey
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*/
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public function setPrivate(string $privateKey)
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{
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$this->private = $privateKey;
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}
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/**
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* @return Jwt
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*/
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private static function getInstance()
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{
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if (!(static::$instance instanceof Jwt)) {
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static::$instance = new Jwt();
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}
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return static::$instance;
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}
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/**
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* @param int|string $unionId
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* @param $headers
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*
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* @return array
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* @throws Exception
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*/
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public function create($unionId, $headers = [])
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{
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$this->user = $unionId;
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$this->config['time'] = time();
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if (empty($headers)) {
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$headers = request()->headers->getHeaders();
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} else if ($headers instanceof HttpHeaders) {
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$headers = $headers->getHeaders();
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}
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$this->data = $headers;
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if (empty($unionId)) {
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throw new Exception('您还未登录或已登录超时');
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}
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$source = $header['source'] ?? 'browser';
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if (empty($source) || !in_array($source, $this->source)) {
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throw new Exception('未知的登录设备');
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}
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return $this->createEncrypt($unionId);
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}
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/**
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* @param $unionId
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* @return array
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* @throws Exception
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* 对相关信息进行加密
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*/
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private function createEncrypt($unionId)
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{
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$caches = $this->clear($unionId);
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$param = $this->assembly(array_merge($this->config, [
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'user' => $unionId,
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'token' => $this->token($unionId, [
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'device' => Str::rand(128),
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], $this->config['time']),
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]), TRUE);
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$refresh = array_intersect_key($param, $this->config);
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$params['user'] = $this->user;
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$params['token'] = $refresh['token'];
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$json = json_encode($params, JSON_NUMERIC_CHECK | JSON_UNESCAPED_UNICODE);
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openssl_private_encrypt($json, $encode, $this->private);
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$refresh['refresh'] = base64_encode($encode);
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$this->setRefresh($refresh['refresh']);
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$redis = $this->getRedis();
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foreach ($caches as $cache) {
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$redis->del($cache);
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}
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return $refresh;
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}
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/**
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* @param bool $update
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* @param array $param
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* @return array
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* @throws
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*/
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private function assembly(array $param, $update = FALSE)
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{
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if (isset($param['sign'])) {
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unset($param['sign']);
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}
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$param = $this->initialize($param);
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asort($param, SORT_STRING);
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$_tmp = [];
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foreach ($param as $key => $val) {
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$_tmp[] = trim($key) . '=>' . trim($val);
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}
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$param['sign'] = md5(implode(':', $_tmp));
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if ($update) {
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$this->setCache($param);
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}
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return $param;
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}
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/**
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* @param array $headers
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* @return array
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* @throws Exception
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*/
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public function refresh($headers = [])
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{
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$this->data = $headers;
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if (!openssl_public_decrypt(base64_decode($headers['refresh']), $data, $this->public)) {
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throw new Exception('信息解码失败.');
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}
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$this->user = $data['user'];
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if (!$this->getRedis()->exists('refresh:' . $this->user)) {
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throw new Exception('refresh data error.');
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}
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$this->getRedis()->del('refresh:' . $this->user);
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return $this->create($this->user, $headers);
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}
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/**
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* @param $param
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*
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* @return mixed
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*/
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private function initialize(array $param)
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{
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$_param = [
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'version' => '1',
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'source' => $this->getSource(),
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];
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if (!isset($param['device'])) {
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$param['device'] = Str::rand(128);
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}
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return array_merge($_param, $param);
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}
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/**
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* @param array $data
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* @throws Exception
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*/
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private function setCache(array $data)
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{
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$redis = $this->getRedis();
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$redis->hMset($this->authKey($this->getSource(), $data['token']), $data);
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$redis->expire($this->authKey($this->getSource(), $data['token']), $this->timeout);
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}
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/**
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* @param string $refresh
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* @throws Exception
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*/
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private function setRefresh(string $refresh)
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{
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$redis = $this->getRedis();
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$redis->set('refresh:' . $this->user, $refresh);
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$redis->expire('refresh:' . $this->user, $this->timeout);
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}
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/**
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* @param string $_source
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* @param string $token
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*
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* @return string
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* @throws Exception
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*/
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private function authKey($_source, $token)
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{
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$source = $this->getSource();
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if (!empty($_source)) $source = $_source;
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if (empty($source)) {
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throw new Exception("未知的登陆设备");
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}
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return 'Tmp_Token:' . strtoupper($source) . ':' . $token;
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}
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/**
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* @return string
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*/
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public function getSource()
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{
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return $this->data['source'] ?? 'browser';
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}
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/**
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* @param int $user
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* @param array $param
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* @param null $requestTime
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*
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* @return string
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*/
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private function token($user, $param = [], $requestTime = NULL)
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{
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$str = '';
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$_user = str_split(md5($user . md5($user)));
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ksort($_user);
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foreach ($_user as $key => $val) {
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$str .= md5(sha1($key . $val . 'www.xshucai.com'));
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}
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foreach ($param as $key => $val) {
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$str .= md5($str . sha1($key . md5($val)));
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}
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$str .= sha1(base64_encode($requestTime));
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return $this->preg(md5($str . $user));
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}
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/**
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* @param string $str
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*
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* @return mixed
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* 将字符串替换成指定格式
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*/
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private function preg($str)
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{
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$preg = '/(\w{10})(\w{3})(\w{4})(\w{9})(\w{6})/';
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return preg_replace($preg, '$1-$2-$3-$4-$5', $str);
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}
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/**
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* @param int $user
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* @return string[]
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* @throws
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*/
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public function clear($user)
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{
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$this->user = $user;
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$redis = $this->getRedis();
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$refresh = $redis->get('refresh:' . $this->user);
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openssl_public_decrypt(base64_decode($refresh), $info, $this->public);
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$_tmp = [];
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if (!empty($info) && $json = json_decode($info, true)) {
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if (!isset($json['token'])) {
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return [];
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}
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foreach ($this->source as $value) {
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$_tmp[] = $this->authKey($value, $json['token']);
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}
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}
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return $_tmp;
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}
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/**
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* @param array $data
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* @param int $user
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* @return bool
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* @throws
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*/
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public function check($data, $user)
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{
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$this->data = $data;
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$this->user = $user;
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if (empty($this->user)) return FALSE;
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$cache = $this->getUserModel();
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if (empty($cache)) {
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return FALSE;
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}
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$merge = $this->assembly(array_merge($cache, [
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'token' => $data['token'],
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]));
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$check = array_diff_assoc($this->initialize($cache), $merge);
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return !((bool)count($check));
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}
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/**
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* @return mixed
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* @throws
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*/
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public function getCurrentOnlineUser()
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{
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$this->data = request()->headers->getHeaders();
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$model = $this->getUserModel();
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if (empty($model)) {
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throw new AuthException('授权信息已过期！');
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}
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if (!isset($model['user'])) {
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throw new AuthException('授权信息错误！');
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}
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if (!$this->check($this->data, $model['user'])) {
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throw new AuthException('授权信息不合法！');
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}
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$this->expireRefresh();
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return $model['user'];
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}
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/**
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* @param array $header
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* @throws Exception
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*/
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public static function checkAuth(array $header = [])
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{
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$instance = static::getInstance();
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if (empty($header)) {
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$header = request()->headers->getHeaders();
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}
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$instance->data = $header;
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$model = $instance->getUserModel();
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if (empty($model) || !isset($model['user'])) {
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return false;
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}
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if (!$instance->check($header, $model['user'])) {
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return false;
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}
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$instance->expireRefresh();
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return $model['user'];
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}
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/**
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* @throws Exception
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*/
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private function expireRefresh()
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{
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$key = $this->authKey($this->getSource(), $this->data['token']);
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$this->getRedis()->expire($key, $this->timeout);
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}
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/**
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* @return bool|array
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* @throws AuthException
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* @throws Exception
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*/
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private function getUserModel()
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{
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if (!isset($this->data['token'])) {
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throw new AuthException('暂无访问权限！');
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}
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$key = $this->authKey($this->getSource(), $this->data['token']);
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return $this->getRedis()->hGetAll($key);
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}
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/**
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* @return Redis
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* @throws Exception
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*/
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private function getRedis()
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{
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return Snowflake::get()->getRedis();
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}
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}
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