사회적 질문과 답변을 실현하기 위해 PHP를 사용하여 QQ 인터페이스를 연결하는 구현 아이디어에 대한 토론

<?php
// 获取Authorization Code
$auth_code = $_GET['code'];

// 使用Authorization Code获取Access Token
$appid = "YourAppID";
$appkey = "YourAppKey";
$redirect_uri = "YourRedirectURL";
$url = "https://graph.qq.com/oauth2.0/token?grant_type=authorization_code&client_id=".$appid."&client_secret=".$appkey."&code=".$auth_code."&redirect_uri=".$redirect_uri;
$access_token = file_get_contents($url);

// 获取用户的OpenID
$url = "https://graph.qq.com/oauth2.0/me?access_token=".$access_token;
$response = file_get_contents($url);
preg_match('/"openid":"(.*?)"/', $response, $match);
$openid = $match[1];

// 验证用户合法性
$url = "https://graph.qq.com/user/get_user_info?access_token=".$access_token."&oauth_consumer_key=".$appid."&openid=".$openid;
$user_info = file_get_contents($url);
$user_info = json_decode($user_info, true);

// 验证成功，保存用户信息
// ...
?>

<?php
// 使用Access Token发送消息
$url = "https://graph.qq.com/api/send_message?access_token=".$access_token."&oauth_consumer_key=".$appid."&openid=".$openid."&msg_type=4&content=".urlencode($question_content)."&to_uin=".$friend_qq;
$response = file_get_contents($url);
?>

<?php
// 监听QQ消息接收的回调URL
if ($_SERVER["REQUEST_METHOD"] == "POST") {
    $postdata = file_get_contents("php://input");
    $message = json_decode($postdata, true);
    
    // 判断消息类型为问题
    if ($message['msg_type'] == 4) {
        $question = $message['content'];
        
        // 调用回答接口，获取回答内容
        $answer = "这是一个示例回答";
        
        // 回答问题，使用QQ消息发送接口发送回答给用户
        $url = "https://graph.qq.com/api/send_message?access_token=".$access_token."&oauth_consumer_key=".$appid."&openid=".$openid."&msg_type=4&content=".urlencode($answer)."&to_uin=".$message['from_uin'];
        $response = file_get_contents($url);
    }
}
?>