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<?php |
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namespace anerg\OAuth2\Connector; |
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use anerg\OAuth2\Connector\GatewayInterface; |
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/** |
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* 所有第三方登录必须继承的抽象类 |
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*/ |
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abstract class Gateway implements GatewayInterface |
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{ |
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/** |
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* 配置参数 |
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* @var array |
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*/ |
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protected $config; |
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/** |
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* 当前时间戳 |
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* @var int |
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*/ |
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protected $timestamp; |
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/** |
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* 默认第三方授权页面样式 |
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* @var string |
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*/ |
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protected $display = 'default'; |
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/** |
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* 第三方Token信息 |
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* @var array |
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*/ |
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protected $token = null; |
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/** |
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* 是否验证回跳地址中的state参数 |
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* @var boolean |
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*/ |
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protected $checkState = false; |
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public function __construct($config = null) |
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{ |
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if (!$config) { |
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throw new \Exception('传入的配置不能为空'); |
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} |
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//默认参数 |
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$_config = [ |
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'app_id' => '', |
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'app_secret' => '', |
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'callback' => '', |
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'response_type' => 'code', |
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'grant_type' => 'authorization_code', |
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'proxy' => '', |
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'state' => '', |
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]; |
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$this->config = array_merge($_config, $config); |
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$this->timestamp = time(); |
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} |
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/** |
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* 设置授权页面样式 |
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* |
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* @param string $display |
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* @return self |
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*/ |
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public function setDisplay($display) |
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{ |
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$this->display = $display; |
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return $this; |
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} |
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/** |
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* 强制验证回跳地址中的state参数 |
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* |
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* @return self |
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*/ |
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public function mustCheckState() |
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{ |
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$this->checkState = true; |
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return $this; |
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} |
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/** |
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* 执行GET请求操作 |
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* |
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* @param string $url |
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* @param array $params |
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* @param array $headers |
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* @return string |
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*/ |
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protected function GET($url, $params = [], $headers = []) |
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{ |
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$client = new \GuzzleHttp\Client(); |
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$response = $client->request('GET', $url, ['proxy' => $this->config['proxy'], 'headers' => $headers, 'query' => $params]); |
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return $response->getBody()->getContents(); |
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} |
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/** |
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* 执行POST请求操作 |
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* |
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* @param string $url |
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* @param array $params |
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* @param array $headers |
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* @return string |
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*/ |
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protected function POST($url, $params = [], $headers = []) |
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{ |
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$client = new \GuzzleHttp\Client(); |
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$response = $client->request('POST', $url, ['proxy' => $this->config['proxy'], 'headers' => $headers, 'form_params' => $params, 'http_errors' => false]); |
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return $response->getBody()->getContents(); |
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} |
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/** |
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* 默认的AccessToken请求参数 |
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* @return array |
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*/ |
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protected function accessTokenParams() |
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{ |
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$params = [ |
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'client_id' => $this->config['app_id'], |
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'client_secret' => $this->config['app_secret'], |
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'grant_type' => $this->config['grant_type'], |
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'code' => isset($_REQUEST['code']) ? $_REQUEST['code'] : '', |
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'redirect_uri' => $this->config['callback'], |
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]; |
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return $params; |
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} |
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/** |
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* 获取AccessToken |
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* |
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* @return string |
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*/ |
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protected function getAccessToken() |
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{ |
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if ($this->checkState === true) { |
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if (!isset($_GET['state']) || $_GET['state'] != $this->config['state']) { |
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throw new \Exception('传递的STATE参数不匹配！'); |
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} |
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} |
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$params = $this->accessTokenParams(); |
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return $this->POST($this->AccessTokenURL, $params); |
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} |
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/** |
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* 获取token信息 |
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* |
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* @return void |
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*/ |
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protected function getToken() |
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{ |
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if (empty($this->token)) { |
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$token = $this->getAccessToken(); |
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/** @scrutinizer ignore-call */ |
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$this->token = $this->parseToken($token); |
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} |
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} |
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} |
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anerg2046 /
sns_auth
