php实现微信网页授权回调代理

Posted 2021-02-15 笠航

一个简单的php文件，实现微信网页授权回调域名的代理转发 

<?php
function is_HTTPS()
{
    if (!isset($_SERVER[\'HTTPS\'])) return FALSE;
    if ($_SERVER[\'HTTPS\'] === 1) {  //Apache
        return TRUE;
    } elseif ($_SERVER[\'HTTPS\'] === \'on\') { //IIS
        return TRUE;
    } elseif ($_SERVER[\'SERVER_PORT\'] == 443) { //其他
        return TRUE;
    }
    return FALSE;
}
function getDomain()
{
    $server_name = $_SERVER[\'SERVER_NAME\'];
    if (strpos($server_name, \'www.\') !== false) {
        return substr($server_name, 4);
    }
    return $server_name;
}
$appid = \'\';
$scope = \'snsapi_login\';
$state = \'\';
$code = \'\';
$redirect_uri = \'\';
$device = \'\';
$protocol = \'\';
if (is_HTTPS()) {
    $protocol = \'https\';
} else {
    $protocol = \'http\';
}
if (isset($_GET[\'device\'])) {
    $device = $_GET[\'device\'];
}
if (isset($_GET[\'appid\'])) {
    $appid = $_GET[\'appid\'];
}
if (isset($_GET[\'state\'])) {
    $state = $_GET[\'state\'];
}
if (isset($_GET[\'redirect_uri\'])) {
    $redirect_uri = $_GET[\'redirect_uri\'];
}
if (isset($_GET[\'code\'])) {
    $code = $_GET[\'code\'];
}
if (isset($_GET[\'scope\'])) {
    $scope = $_GET[\'scope\'];
}
if ($code == \'test\') {
    exit;
}
if (empty($code)) {
    $authUrl = \'\';
    if ($device == \'pc\') {
        $authUrl = \'https://open.weixin.qq.com/connect/qrconnect\';
    } else {
        $authUrl = \'https://open.weixin.qq.com/connect/oauth2/authorize\';
    }
    $options = [
        $authUrl,
        \'?appid=\' . $appid,
        \'&redirect_uri=\' . urlencode($protocol . \'://\' . $_SERVER[\'HTTP_HOST\'] . \'/\'),
        \'&response_type=code\',
        \'&scope=\' . $scope,
        \'&state=\' . $state,
        \'#wechat_redirect\'
    ];
    //把redirect_uri先写到cookie
    header(implode(\'\', [
        "Set-Cookie: redirect_uri=",
        urlencode($redirect_uri),
        "; path=/; domain=",
        getDomain(),
        "; expires=" . gmstrftime("%A, %d-%b-%Y %H:%M:%S GMT", time() + 60),
        "; Max-Age=" + 60,
        "; httponly"
    ]));
    header(\'Location: \' . implode(\'\', $options));
} else {
    if (isset($_COOKIE[\'redirect_uri\'])) {
        $back_url = urldecode($_COOKIE[\'redirect_uri\']);
        header(\'Location: \' . implode(\'\', [
                $back_url,
                strpos($back_url, \'?\') ? \'&\' : \'?\',
                \'code=\' . $code,
                \'&state=\' . $state
            ]));
    }
}
?>

View Code

 转自：http://www.cnblogs.com/lyzg/p/6159617.html

相关链接：https://github.com/liuyunzhuge/php_weixin_proxy

https://github.com/lionskys/codetoany