PHP版QQ互联OAuth示例代码分享

由于国内QQ用户的普遍性，所以现在各大网站都尽可能的提供QQ登陆口，下面我们来看看php

由于国内QQ用户的普遍性，所以现在各大网站都尽可能的提供QQ登陆口，下面我们来看看php版，给大家参考下

/**
 * QQ互联 oauth
 * @author dyllen
 *
 */
class Oauth
{
 //取Authorization Code Url
 const PC_CODE_URL = 'https://graph.qq.com/oauth2.0/authorize';
 
 //取Access Token Url
 const PC_ACCESS_TOKEN_URL = 'https://graph.qq.com/oauth2.0/token';
 
 //取用户 Open Id Url
 const OPEN_ID_URL = 'https://graph.qq.com/oauth2.0/me';
 
 //用户授权之后的回调地址
 public $redirectUri = null;
 
 // App Id
 public $appid = null;
 
 //App Key
 public $appKey = null;
 
 //授权列表
 //字符串，多个用逗号隔开
 public $scope = null;
 
 //授权code
 public $code = null;
 
 //续期access token的凭证
 public $refreshToken = null;
 
 //access token
 public $accessToken = null;
 
 //access token 有效期，单位秒
 public $expiresIn = null;
 
 //state
 public $state = null;
 
 public $openid = null;
 
 //construct
 public function __construct($config=[])
 {
 foreach($config as $key => $value) {
 $this->$key = $value;
 }
 }
 
 /**
 * 得到获取Code的url
 * @throws \InvalidArgumentException
 * @return string
 */
 public function codeUrl()
 {
 if (!$this->redirectUri) {
 throw new \Exception('parameter $redirectUri must be set.');
 }
 $query = [
 'response_type' => 'code',
 'client_id' => $this->appid,
 'redirect_uri' => $this->redirectUri,
 'state' => $this->getState(),
 'scope' => $this->scope,
 ];
 
 return self::PC_CODE_URL . '?' . http_build_query($query);
 }
 
 /**
 * 取access token
 * @throws Exception
 * @return boolean
 */
 public function getAccessToken()
 {
 $params = [
 'grant_type' => 'authorization_code',
 'client_id' => $this->appid,
 'client_secret' => $this->appKey,
 'code' => $this->code,
 'redirect_uri' => $this->redirectUri,
 ];
 
 $url = self::PC_ACCESS_TOKEN_URL . '?' . http_build_query($params);
 $content = $this->getUrl($url);
 parse_str($content, $res);
 if ( !isset($res['access_token']) ) {
 $this->thrwoError($content);
 }
 
 $this->accessToken = $res['access_token'];
 $this->expiresIn = $res['expires_in'];
 $this->refreshToken = $res['refresh_token'];
 
 return true;
 }
 
 /**
 * 刷新access token
 * @throws Exception
 * @return boolean
 */
 public function refreshToken()
 {
 $params = [
 'grant_type' => 'refresh_token',
 'client_id' => $this->appid,
 'client_secret' => $this->appKey,
 'refresh_token' => $this->refreshToken,
 ];
 
 $url = self::PC_ACCESS_TOKEN_URL . '?' . http_build_query($params);
 $content = $this->getUrl($url);
 parse_str($content, $res);
 if ( !isset($res['access_token']) ) {
 $this->thrwoError($content);
 }
 
 $this->accessToken = $res['access_token'];
 $this->expiresIn = $res['expires_in'];
 $this->refreshToken = $res['refresh_token'];
 
 return true;
 }
 
 /**
 * 取用户open id
 * @return string
 */
 public function getOpenid()
 {
 $params = [
 'access_token' => $this->accessToken,
 ];
 
 $url = self::OPEN_ID_URL . '?' . http_build_query($params);
 
 $this->openid = $this->parseOpenid( $this->getUrl($url) );
 
 return $this->openid;
 }
 
 /**
 * get方式取url内容
 * @param string $url
 * @return mixed
 */
 public function getUrl($url)
 {
 $ch = curl_init();
 curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
 curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
 curl_setopt($ch, CURLOPT_URL, $url);
 $response = curl_exec($ch);
 curl_close($ch);
 
 return $response;
 }
 
 /**
 * post方式取url内容
 * @param string $url
 * @param array $keysArr
 * @param number $flag
 * @return mixed
 */
 public function postUrl($url, $keysArr, $flag = 0)
 {
 $ch = curl_init();
 if(! $flag) curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
 curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
 curl_setopt($ch, CURLOPT_POST, TRUE);
 curl_setopt($ch, CURLOPT_POSTFIELDS, $keysArr);
 curl_setopt($ch, CURLOPT_URL, $url);
 $ret = curl_exec($ch);
 
 curl_close($ch);
 return $ret;
 }
 
 
 /**
 * 取state
 * @return string
 */
 protected function getState()
 {
 $this->state = md5(uniqid(rand(), true));
 //state暂存在缓存里面
 //自己定义
 //。。。。。。。。。
 
 return $this->state;
 }
 
 /**
 * 验证state
 * @return boolean
 */
 protected function verifyState()
 {
 //。。。。。。。
 }
 
 /**
 * 抛出异常
 * @param string $error
 * @throws \Exception
 */
 protected function thrwoError($error)
 {
 $subError = substr($error, strpos($error, "{"));
 $subError = strstr($subError, "}", true) . "}";
 $error = json_decode($subError, true);
 
 throw new \Exception($error['error_description'], (int)$error['error']);
 }
 
 /**
 * 从获取openid接口的返回数据中解析出openid
 * @param string $str
 * @return string
 */
 protected function parseOpenid($str)
 {
 $subStr = substr($str, strpos($str, "{"));
 $subStr = strstr($subStr, "}", true) . "}";
 $strArr = json_decode($subStr, true);
 if(!isset($strArr['openid'])) {
 $this->thrwoError($str);
 }
 
 return $strArr['openid'];
 }
}

以上所述就是本文的全部内容了，希望大家能够喜欢。

PHP版 QQ互联 OAuth