php CI 第三方受权登陆 QQ受权登陆

申请地址 QQ互联

直接上代码

如下代码是放在application/libraries 若是你不是用的CI 框架也能够直接new

QQ受权配置类 config.php

<?php
header('Content-Type: text/html; charset=UTF-8');
/**
 * 	QQ 受权配置帐号信息
 */
class Qqconfig {

    const QQ_APPID = '******'; //申请到的appid
    const QQ_KEY = '***********'; //申请到的appkey
}

QQ受权获取数据类

<?php

header('Content-Type: text/html; charset=UTF-8');
/*
 * QQ受权登陆扩展
 * 
 */
if (!defined('BASEPATH'))
    exit('No direct script access allowed');
include 'qqconfig.php';
include 'qqrecorder.php';

class Qqouath {

    const GET_AUTH_CODE_URL = "https://graph.qq.com/oauth2.0/authorize";
    const GET_ACCESS_TOKEN_URL = "https://graph.qq.com/oauth2.0/token";
    const GET_OPENID_URL = "https://graph.qq.com/oauth2.0/me";

    function __construct() {
        $this->recorder = new Qqrecorder();
        $this->appid = Qqconfig::QQ_APPID;
        $this->key = Qqconfig::QQ_KEY;
    }

    public function qq_login($display = '', $g_ut = 1) {


       
        //-------构造请求参数列表
        $keysArr = array(
            "response_type" => "code",
            "client_id" => $this->appid,
            "redirect_uri" => '',
            "state" => '',
            "scope" => 'get_user_info',
            'display' => $display,
            'g_ut' => $g_ut
        );

        $login_url = $this->recorder->combineURL(self::GET_AUTH_CODE_URL, $keysArr);

        header("Location:$login_url");
    }

    public function qq_callback($code = '', $return_state = '') {
        $state = $this->recorder->read("state");

       

        //-------请求参数列表
        $keysArr = array(
            "grant_type" => "authorization_code",
            "client_id" => $this->appid,
            "redirect_uri" => urlencode(''),
            "client_secret" => $this->key,
            "code" => $code
        );

        //------构造请求access_token的url
        $token_url = $this->recorder->combineURL(self::GET_ACCESS_TOKEN_URL, $keysArr);
        $response = $this->recorder->get_contents($token_url);

        if (strpos($response, "callback") !== false) {

            $lpos = strpos($response, "(");
            $rpos = strrpos($response, ")");
            $response = substr($response, $lpos + 1, $rpos - $lpos - 1);
            $msg = json_decode($response);

            if (isset($msg->error)) {
                die('获取数据错误' . $msg->error_description);
            }
        }

        $params = array();
        parse_str($response, $params);
        return $params["access_token"];
    }

    public function get_openid($access_token = '') {

        //-------请求参数列表
        $keysArr = array(
            "access_token" => $access_token
        );

        $graph_url = $this->recorder->combineURL(self::GET_OPENID_URL, $keysArr);
        $response = $this->recorder->get_contents($graph_url);

        //--------检测错误是否发生
        if (strpos($response, "callback") !== false) {

            $lpos = strpos($response, "(");
            $rpos = strrpos($response, ")");
            $response = substr($response, $lpos + 1, $rpos - $lpos - 1);
        }

        $user = json_decode($response);
        if (isset($user->error)) {
            die('数据openid错误：' . $user->error_description);
        }

        return $user->openid;
    }

}

QQ受权登陆公共方法类

<?php

/* PHP SDK
 * @version 2.0.0
 * @author connect@qq.com
 * @copyright © 2013, Tencent Corporation. All rights reserved.
 */

class qqrecorder {

    private static $data;

   

    /**
     * combineURL
     * 拼接url
     * @param string $baseURL   基于的url
     * @param array  $keysArr   参数列表数组
     * @return string           返回拼接的url
     */
    public function combineURL($baseURL, $keysArr) {
        $combined = $baseURL . "?";
        $valueArr = array();

        foreach ($keysArr as $key => $val) {
            $valueArr[] = "$key=$val";
        }

        $keyStr = implode("&", $valueArr);
        $combined .= ($keyStr);

        return $combined;
    }

    /**
     * get_contents
     * 服务器经过get请求得到内容
     * @param string $url       请求的url,拼接后的
     * @return string           请求返回的内容
     */
    public function get_contents($url) {
        if (ini_get("allow_url_fopen") == "1") {
            $response = file_get_contents($url);
        } else {
            $ch = curl_init();
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
            curl_setopt($ch, CURLOPT_URL, $url);
            $response = curl_exec($ch);
            curl_close($ch);
        }

        //-------请求为空
        if (empty($response)) {
            $this->error->showError("50001");
        }

        return $response;
    }

    /**
     * get
     * get方式请求资源
     * @param string $url     基于的baseUrl
     * @param array $keysArr  参数列表数组      
     * @return string         返回的资源内容
     */
    public function get($url, $keysArr) {
        $combined = $this->combineURL($url, $keysArr);
        return $this->get_contents($combined);
    }

    /**
     * post
     * post方式请求资源
     * @param string $url       基于的baseUrl
     * @param array $keysArr    请求的参数列表
     * @param int $flag         标志位
     * @return string           返回的资源内容
     */
    public function post($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;
    }

}

后台调用方法php

class test extends CI_Controller {
    function __construct() {
        parent::__construct();
        $this->load->library('qq_login_api/qqoauth');
    }
 //QQ 登陆按钮跳转地址
    public function Login_For_QQ_Oauth() {
        $this->qqoauth->qq_login();
    }

/*
     * QQ登陆回调地址
     * 获取页面返回code
     * 经过code获取access_token
     * 经过access_token 获取openid
     * 判断是否存在该用户
     */

    public function Login_For_QQ() {
       if (!empty($_GET['code']) ) {
          $access_token = $this->qqoauth->qq_callback($_GET['code']);
          if (!empty($access_token)) {
             $openid = $this->qqoauth->get_openid($access_token);
          }
       }
    }

}

前台调用

window.open("test/Login_For_QQ_Oauth", "TencentLogin", "width=450,height=320,menubar=0,scrollbars=1, resizable=1,status=1,titlebar=0,toolbar=0,location=1");

php CI 第三方受权登陆 QQ受权登陆

申请地址 QQ互联

直接上代码