QQ的账号登录及api操作

.qq.php

<?php
/**
 * PHP Library for qq.com
 *
 * @author
 */
class qqPHP
{
    function __construct($appid, $appkey, $access_token=NULL){
        $this->appid=$appid;
        $this->appkey=$appkey;
        $this->access_token=$access_token;
    }

    function login_url($callback_url, $scope=''){
        $params=array(
            'client_id'=>$this->appid,
            'redirect_uri'=>$callback_url,
            'response_type'=>'code',
            'scope'=>$scope
        );
        return 'https://graph.qq.com/oauth2.0/authorize?'.http_build_query($params);
    }

    function access_token($callback_url, $code){
        $params=array(
            'grant_type'=>'authorization_code',
            'client_id'=>$this->appid,
            'client_secret'=>$this->appkey,
            'code'=>$code,
            'state'=>'',
            'redirect_uri'=>$callback_url
        );
        $url='https://graph.qq.com/oauth2.0/token?'.http_build_query($params);
        $result_str=$this->http($url);
        $json_r=array();
        if($result_str!='')parse_str($result_str, $json_r);
        return $json_r;
    }

    /**
    function access_token_refresh($refresh_token){
    }
    **/

    function get_openid(){
        $params=array(
            'access_token'=>$this->access_token
        );
        $url='https://graph.qq.com/oauth2.0/me?'.http_build_query($params);
        $result_str=$this->http($url);
        $json_r=array();
        if($result_str!=''){
            preg_match('/callback\(\s+(.*?)\s+\)/i', $result_str, $result_a);
            $json_r=json_decode($result_a[1], true);
        }
        return $json_r;
    }

    function get_user_info($openid){
        $params=array(
            'openid'=>$openid
        );
        $url='https://graph.qq.com/user/get_user_info';
        return $this->api($url, $params);
    }

    function add_share($openid, $title, $url, $site, $fromurl, $images='', $summary=''){
        $params=array(
            'openid'=>$openid,
            'title'=>$title,
            'url'=>$url,
            'site'=>$site,
            'fromurl'=>$fromurl,
            'images'=>$images,
            'summary'=>$summary
        );
        $url='https://graph.qq.com/share/add_share';
        return $this->api($url, $params, 'POST');
    }

    function api($url, $params, $method='GET'){
        $params['access_token']=$this->access_token;
        $params['oauth_consumer_key']=$this->appid;
        $params['format']='json';
        if($method=='GET'){
            $result_str=$this->http($url.'?'.http_build_query($params));
        }else{
            $result_str=$this->http($url, http_build_query($params), 'POST');
        }
        $result=array();
        if($result_str!='')$result=json_decode($result_str, true);
        return $result;
    }

    function http($url, $postfields='', $method='GET', $headers=array()){
        $ci=curl_init();
        curl_setopt($ci, CURLOPT_SSL_VERIFYPEER, FALSE);
        curl_setopt($ci, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ci, CURLOPT_CONNECTTIMEOUT, 30);
        curl_setopt($ci, CURLOPT_TIMEOUT, 30);
        if($method=='POST'){
            curl_setopt($ci, CURLOPT_POST, TRUE);
            if($postfields!='')curl_setopt($ci, CURLOPT_POSTFIELDS, $postfields);
        }
        $headers[]="User-Agent: qqPHP(piscdong.com)";
        curl_setopt($ci, CURLOPT_HTTPHEADER, $headers);
        curl_setopt($ci, CURLOPT_URL, $url);
        $response=curl_exec($ci);
        curl_close($ci);
        return $response;
    }
}

.config.php

<?php
//配置文件
header('Content-Type: text/html; charset=UTF-8');

$qq_k=''; //QQ应用APP ID
$qq_s=''; //QQ应用APP KEY
$callback_url='http://yoururl/callback.php'; //授权回调网址
$scope='get_user_info,add_share'; //权限列表，具体权限请查看官方的api文档
?>　

 .index.php

<?php
session_start();
require_once('config.php');
require_once('qq.php');

$qq_t=isset($_SESSION['qq_t'])?$_SESSION['qq_t']:'';

//检查是否已登录
if($qq_t!=''){
    $qq=new qqPHP($qq_k, $qq_s, $qq_t);
    $qq_oid=$qq->get_openid();
    $openid=$qq_oid['openid']; //获取登录用户open id

    //获取登录用户信息
    $result=$qq->get_user_info($openid);
    var_dump($result);

    /**
    //发布分享
    $title='开源中国'; //分享页面标题
    $url='http://www.oschina.net/'; //分享页面网址
    $site=''; //QQ应用名称
    $fromurl='';  //QQ应用网址
    $result=$qq->add_share($openid, $title, $url, $site, $fromurl);
    var_dump($result);
    **/

}else{
    //生成登录链接
    $qq=new qqPHP($qq_k, $qq_s);
    $login_url=$qq->login_url($callback_url, $scope);
    echo '<a href="',$login_url,'">点击进入授权页面</a>';
}
?>

 .callback.php

<?php
//授权回调页面，即配置文件中的$callback_url
session_start();
require_once('config.php');
require_once('qq.php');

if(isset($_GET['code']) && trim($_GET['code'])!=''){
    $qq=new qqPHP($qq_k, $qq_s);
    $result=$qq->access_token($callback_url, $_GET['code']);
}
if(isset($result['access_token']) && $result['access_token']!=''){
    echo '授权完成，请记录<br/>access token：<input size="50" value="',$result['access_token'],'">';

    //保存登录信息，此示例中使用session保存
    $_SESSION['qq_t']=$result['access_token']; //access token
}else{
    echo '授权失败';
}
echo '<br/><a href="./">返回</a>';
?>