QQ的账号登录及api操作

1.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;
}
}

2.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
?>　

3.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>';
}
?>

4.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>';
?>