PHPとQQインターフェースの接続によるソーシャルツーリズムの実現手法の分析

require_once('path/to/qq_connect/comm/config.php');
require_once('path/to/qq_connect/comm/comm_fun.php');

$request_url = $_SESSION['token_request_url'];
$redirect_uri = $_SESSION['redirect_uri'];
$state = $_SESSION['state'];

$authorize_url = "https://graph.qq.com/oauth2.0/authorize?response_type=code&client_id=".APPID."&redirect_uri={$redirect_uri}&state={$state}&scope=";
header("Location: $authorize_url");
exit();

$request_url = $_SESSION['token_request_url'];
$authorization_code = $_REQUEST['code'];
$redirect_uri = $_SESSION['redirect_uri'];

$params = array(
    "grant_type" => "authorization_code",
    "client_id" => APPID,
    "client_secret" => APPKEY,
    "code" => $authorization_code,
    "redirect_uri" => $redirect_uri
);

$token_url = "https://graph.qq.com/oauth2.0/token";
$response = qq_get($token_url, $params);
$token = qq_format_str($response);
parse_str($token, $params);
$access_token = $params['access_token'];

$user_url = "https://graph.qq.com/oauth2.0/me?access_token=$access_token";
$response = qq_get($user_url);

$str_start = strpos($response, "(");
$str_end = strrpos($response, ")");
$str_len = $str_end-$str_start-1;
$json = substr($response, $str_start+1, $str_len);

$user_info = json_decode($json, true);  // 将获取到的用户信息转为数组
$openid = $user_info['openid'];

$user_info_url = "https://graph.qq.com/user/get_user_info?access_token=$access_token";
$user_info = qq_get($user_info_url);
$user_info = json_decode($user_info, true);  // 将获取到的用户信息转为数组