防止镜像，保护个人网站

1
(function () {
2

3
            var encodedValidDomain = 'YmxvZy5nb29kYm95Ym95LnRvcA==';//base64加密后的域名
4
            var encodedredirectUrl = 'aHR0cHM6Ly9ibG9nLmdvb2Rib3lib3kudG9w'//base64加密后的链接，包含协议头
5
            var decodedValidDomain = atob(encodedValidDomain);
6
            var redirectUrl = atob(encodedredirectUrl);
7
            var hostname = document.location.hostname;
8

9
            function createWatermark(text) {
10
                var watermarkDiv = document.createElement('div');
11
                watermarkDiv.style.pointerEvents = 'none';
12
                watermarkDiv.style.position = 'fixed';
13
                watermarkDiv.style.top = '0';
14
                watermarkDiv.style.left = '0';
15
                watermarkDiv.style.width = '100%';
16
                watermarkDiv.style.height = '100%';
17
                watermarkDiv.style.zIndex = '9999';
18
                watermarkDiv.style.opacity = '0.1';
19
                watermarkDiv.style.background = 'transparent';
20
                watermarkDiv.style.overflow = 'hidden';
21
                watermarkDiv.style.display = 'flex';
22
                watermarkDiv.style.justifyContent = 'center';
23
                watermarkDiv.style.alignItems = 'center';
24
                watermarkDiv.style.flexWrap = 'wrap';
25

26
                var watermarkText = document.createElement('div');
27
                watermarkText.innerText = text;
28
                watermarkText.style.color = 'black';
29
                watermarkText.style.fontSize = '30px';
30
                watermarkText.style.transform = 'rotate(-30deg)';
31
                watermarkText.style.whiteSpace = 'nowrap';
32
                watermarkText.style.margin = '20px';
33

34
                for (var i = 0; i < 100; i++) {
35
                    watermarkDiv.appendChild(watermarkText.cloneNode(true));
36
                }
37

38
                document.body.appendChild(watermarkDiv);
39
            }
40

41
            if (hostname !== decodedValidDomain) {
42
                createWatermark(decodedValidDomain);//decodedValidDomain可以替换为自定义水印内容
43
                var userResponse = confirm("警告：您当前浏览的页面非官方页面，可能存在有害信息！建议您跳转至官方页面进行浏览！");
44
                if (userResponse) {
45
                    window.location.replace(redirectUrl);
46
                }
47
            }
48

49
        })();

1
(function () {
2
    var encodedValidDomain = 'eGluZ3dhbmd6aGUuZnVu'; // base64加密后的域名
3
    var encodedredirectUrl = 'aHR0cHM6Ly94aW5nd2FuZ3poZS5mdW4='; // base64加密后的链接，包含协议头
4
    var decodedValidDomain = atob(encodedValidDomain);
5
    var redirectUrl = atob(encodedredirectUrl);
6
    var hostname = document.location.hostname;
7

8
    // 创建提示信息的div
9
    function showWarningMessage(message, delay) {
10
        var messageDiv = document.createElement('div');
11
        messageDiv.style.position = 'fixed';
12
        messageDiv.style.top = '50%';
13
        messageDiv.style.left = '50%';
14
        messageDiv.style.transform = 'translate(-50%, -50%)';
15
        messageDiv.style.padding = '20px';
16
        messageDiv.style.backgroundColor = 'red';
17
        messageDiv.style.color = 'white';
18
        messageDiv.style.zIndex = '9999';
19
        messageDiv.style.boxShadow = '0 0 10px rgba(0, 0, 0, 0.5)';
20
        messageDiv.innerText = message;
21

22
        document.body.appendChild(messageDiv);
23

24
        // 设置延时后移除提示信息并跳转
25
        setTimeout(function() {
26
            document.body.removeChild(messageDiv);
27
            window.location.replace(redirectUrl);
28
        }, delay);
29
    }
30

31
     检查是否为本地调试域名（可选）
32
     if (hostname.includes('localhost') || hostname.includes('127.0.0.1')) {
33
         return; // 退出函数，不执行后续代码
34
     }
35

36
    if (hostname !== decodedValidDomain) {
37
        // 显示提示信息，并在6秒后自动跳转
38
        showWarningMessage("警告：您当前浏览的页面非官方页面，可能存在有害信息！您将被自动跳转至官方页面。", 6000);
39
    }
40
})();
41
  </script>