php QQ third-party login SDK program code_PHP tutorial

/**

* QQ开发平台 SDK

* 作者：偶尔陶醉

* blog: www.stutostu.com

*/

class Qq_sdk{

//配置APP参数

private $app_id = 你的APP ID;

private $app_secret = ‘你的APP_secret’;

private $redirect = 你的回调地址;

function __construct()

{

}

/**

* [get_access_token 获取access_token]

* @param [string] $code [登陆后返回的$_GET['code']]

* @return [array] [expires_in 为有效时间 , access_token 为授权码 ; 失败返回 error , error_description ]

*/

function get_access_token($code)

{

//获取access_token

$token_url = ‘https://graph.qq.com/oauth2.0/token?grant_type=authorization_code&’

. ‘client_id=’ . $this->app_id . ‘&redirect_uri=’ . urlencode($this->redirect)//回调地址

. ‘&client_secret=’ . $this->app_secret . ‘&code=’ . $code; 

$token = array(); 

//expires_in 为access_token 有效时间增量 

parse_str($this->_curl_get_content($token_url), $token); 

return $token; 

} 

/**

* [get_open_id 获取用户唯一ID，openid]

* @param [string] $token [授权码]

* @return [array] [成功返回client_id 和 openid ;失败返回error 和 error_msg]

*/ 

function get_open_id($token) 

{ 

$str = $this->_curl_get_content(‘https://graph.qq.com/oauth2.0/me?access_token=’ . $token);

if (strpos($str, “callback”) !== false) 

{ 

$lpos = strpos($str, “(“); 

$rpos = strrpos($str, “)”); 

$str = substr($str, $lpos + 1, $rpos – $lpos -1); 

} 

$user = json_decode($str, TRUE); 

return $user; 

} 

/**

* [get_user_info 获取用户信息]

* @param [string] $token [授权码]

* @param [string] $open_id [用户唯一ID]

* @return [array] [ret：返回码，为0时成功。msg为错误信息,正确返回时为空。...params]

*/ 

function get_user_info($token, $open_id) 

{ 

//组装URL

$user_info_url = ‘https://graph.qq.com/user/get_use
r_info?’

. ‘access_token=’ . $token 

. ‘&oauth_consumer_key=’ . $this->app_id 

. ‘&openid=’ . $open_id 

. ‘&format=json’; 

$info = json_decode($this->_curl_get_content($user_info_url), TRUE); 

return $info; 

} 

private function _curl_get_content($url) 

{ 

$ch = curl_init(); 

curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE); 

curl_setopt($ch, CURLOPT_URL, $url); 

//设置超时时间为3s

curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT, 3); 

$result = curl_exec($ch); 

curl_close($ch); 

return $result; 

} 

} 

/* end of Qq_sdk.php */