使用PHP對接QQ介面實現社交關係維護的實現思維探討

<?php

$appId = '你的APP ID';
$appKey = '你的APP KEY';
$redirectUrl = '回调URL';

// 用户授权登录
if (!isset($_GET['code'])) {
    $loginUrl = 'https://graph.qq.com/oauth2.0/authorize?response_type=code&client_id=' . $appId . '&redirect_uri=' . urlencode($redirectUrl);
    header('Location: ' . $loginUrl);
    exit();
}

$code = $_GET['code'];

// 通过授权码获取Access Token
$getTokenUrl = 'https://graph.qq.com/oauth2.0/token?grant_type=authorization_code&client_id=' . $appId . '&client_secret=' . $appKey . '&code=' . $code . '&redirect_uri=' . urlencode($redirectUrl);
$response = file_get_contents($getTokenUrl);

$tokenParams = [];
parse_str($response, $tokenParams);

$accessToken = $tokenParams['access_token'];

// 获取用户openid
$getOpenIdUrl = 'https://graph.qq.com/oauth2.0/me?access_token=' . $accessToken;
$response = file_get_contents($getOpenIdUrl);

$openIdParams = [];
preg_match('/callback((.*?))/', $response, $openIdParams);

$openIdJson = $openIdParams[1];
$openIdObj = json_decode($openIdJson);

$openId = $openIdObj->openid;

// 获取用户基本信息
$getInfoUrl = 'https://graph.qq.com/user/get_user_info?access_token=' . $accessToken . '&oauth_consumer_key=' . $appId . '&openid=' . $openId . '&format=json';
$response = file_get_contents($getInfoUrl);

$userInfo = json_decode($response, true);

// 输出用户基本信息
echo '昵称：' . $userInfo['nickname'] . '<br>';
echo '性别：' . $userInfo['gender'] . '<br>';
echo '头像URL：' . $userInfo['figureurl_qq_2'] . '<br>';
echo '出生年份：' . $userInfo['year'] . '<br>';