参考这里 – https://github.com/xyTom/Url-Shorten-Worker
新增KV name space
新增Worker
找到 https://github.com/lava-lake/Url-Shorten-Worker/blob/main/index.js
const html404 = `<!DOCTYPE html>
<body>
<h1>404 Not Find.</h1>
<p>The url you visit is not find.</p>
</body>`
async function randomString(len) {
len = len || 6;
let $chars = 'ABCDEFGHJKMNPQRSTWXYZabcdefhijkmnprstwxyz2345678'; /****默认去掉了容易混淆的字符oOLl,9gq,Vv,Uu,I1****/
let maxPos = $chars.length;
let result = '';
for (i = 0; i < len; i++) {
result += $chars.charAt(Math.floor(Math.random() * maxPos));
}
return result;
}
async function checkURL(URL){
let str=URL;
let Expression=/http(s)?:\/\/([\w-]+\.)+[\w-]+(\/[\w- .\/?%&=]*)?/;
let objExp=new RegExp(Expression);
if(objExp.test(str)==true){
if (str[0] == 'h')
return true;
else
return false;
}else{
return false;
}
}
async function save_url(URL){
let random_key=await randomString()
let is_exist=await LINKS.get(random_key)
console.log(is_exist)
if (is_exist == null)
return await LINKS.put(random_key, URL),random_key
else
save_url(URL)
}
async function handleRequest(request) {
console.log(request)
if (request.method === "POST") {
let req=await request.json()
console.log(req["url"])
if(!await checkURL(req["url"]))
return new Response(`{"status":500,"key":": Error: Url illegal."}`)
let stat,random_key=await save_url(req["url"])
console.log(stat)
if (typeof(stat) == "undefined")
return new Response(`{"status":200,"key":"/`+random_key+`"}`)
else
return new Response(`{"status":200,"key":": Error:Reach the KV write limitation."}`)
}
const requestURL = new URL(request.url)
const path = requestURL.pathname.split("/")[1]
console.log(path)
if(!path){
const html= await fetch("https://xytom.github.io/Url-Shorten-Worker/")
return new Response(await html.text(), {
headers: {
"content-type": "text/html;charset=UTF-8",
},
})
}
const value = await LINKS.get(path)
console.log(value)
const location = value
if (location) {
return Response.redirect(location, 302)
}
// If request not in kv, return 404
return new Response(html404, {
headers: {
"content-type": "text/html;charset=UTF-8",
},
status: 404
})
}
addEventListener("fetch", async event => {
event.respondWith(handleRequest(event.request))
})
将KV namespace绑定到Worker
Add Route – lk.ck.mk/* -> worker url
设定新域名 – lk.ck.mk
访问验证 – lk.ck.mk/tfRBiR
