微信扫码无刷新登录
前端(index.html)：
测试微信扫码登陆
![]()
使用您的应用测试？
您的AppID：
开放平台设置的授权回调域(以http/https开头)：
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后端(weixin.php)：
405,
'msg' => '登陆成功',
'result' => array(
'code' => $wxCode,
),
);
break;
case 404:
$r = array(
'status' => 404,
'msg' => array(
'title' => '登陆成功',
'content' => '请在微信中点击确认即可登录',
),
'result' => array(
'wxErrCode' => $wxErrCode,
),
);
break;
case 403:
$r = array(
'status' => 403,
'msg' => array(
'title' => '您已取消此次登录',
'content' => '您可再次扫描登录，或关闭窗口',
),
'result' => array(
'wxErrCode' => $wxErrCode,
),
);
break;
case 402:
case 500:
$r = array(
'status' => 500,
'msg' => '需要重新获取uuid',
);
break;
case 408:
$r = array(
'status' => 408,
'msg' => '需要再次请求',
);
break;
}
echo json_encode($r);
} else {
$ch = curl_init();
$appid = empty($_GET['appid']) ? 'wx827225356b689e24' : $_GET['appid'];
$redirect_uri = empty($_GET['redirect_uri']) ? 'https://qq.jd.com/' : $_GET['redirect_uri'];
$redirect_uri = urlencode(iconv('gb2312', 'UTF-8', $redirect_uri));
curl_setopt($ch, CURLOPT_URL, 'https://open.weixin.qq.com/connect/qrconnect?appid=' . $appid . '&scope=snsapi_login&redirect_uri=' . $redirect_uri . '&state=&login_type=jssdk&self_redirect=default');
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 60);
curl_setopt($ch, CURLOPT_HTTPHEADER, array('Cache-Control: no-cache', 'User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3522.0 Safari/537.36'));
$output = curl_exec($ch);
curl_close($ch);
// var_dump($output);die;
$preg = '/src="\/connect\/qrcode\/(.*?)" \/>/i';
preg_match_all($preg, $output, $res);
$uuid = $res[1][0];
if (isset($_GET['img'])) { // 不推荐 - 如果设置了img参数，则返回图片的下载地址，但此地址无法解决Chrome70不信任腾讯域名证书的问题
$r = array('status' => 1, 'result' => array('wxUUID' => $uuid, 'imgURL' => 'https://open.weixin.qq.com/connect/qrcode/' . $uuid));
} else {
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, 'https://open.weixin.qq.com/connect/qrcode/' . $uuid);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 60);
curl_setopt($ch, CURLOPT_HTTPHEADER, array('Cache-Control: no-cache', 'User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3522.0 Safari/537.36'));
$output = curl_exec($ch);
curl_close($ch);
$r = array('status' => 1, 'result' => array('wxUUID' => $uuid, 'imgData' => 'data:image/jpeg;base64,' . base64_encode($output)));
}
echo json_encode($r);
}