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index1.js
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index1.js
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htmlelements = {
response:function(){
return document.getElementById("response")
},
get_url:function(){
return document.getElementById("get_url").value
}
}
function get_response(){
var xtp = new XMLHttpRequest
xtp.onreadystatechange = function(){
if(this.status=404){
document.getElementById('response').innerHTML=this.statusText
}
if(this.status=200 && this.readyState==4){
if(this.responseText == "INVALID PROTOCOL"){
document.getElementById('response').innerHTML=this.responseText
}
else if(this.responseText){
document.getElementById('response').innerHTML=this.responseText
if(document.getElementById("download")){
btn=document.getElementById("download")
btn.innerHTML = htmlelements.get_url()
btn.setAttribute("onClick", "download_file()");
}
else{
var btn = document.createElement("button");
btn.id = "download"
btn.innerHTML = htmlelements.get_url()
btn.setAttribute("onClick", "download_file()");
document.body.appendChild(btn);
}
}
else{
if(navigator.onLine)
document.getElementById('response').innerHTML = this.responseText
}
}
}
xtp.onerror= function(){
document.getElementById('response').innerHTML=this.statusText
}
xtp.open("get","/url?f="+htmlelements.get_url())
xtp.send()
}
function download_file(){
var xtp = new XMLHttpRequest
xtp.open("get","file?f="+document.getElementById('response').innerHTML)
xtp.responseType="blob"
xtp.onload = function (event) {
var blob = xtp.response;
var link=document.createElement('a');
link.href=window.URL.createObjectURL(blob);
link.download="file.txt";
link.innerHTML = "LINK"
link.click();
};
xtp.send()
}
window.addEventListener('online',()=>{
document.getElementById("online").innerHTML = "Connection established"
document.getElementById("btn").disabled = false
})
window.addEventListener('offline',()=>{
document.getElementById("online").innerHTML = "No Internet"
})
window.addEventListener('load',()=>{
navigator.serviceWorker.register("/cachereq.js").then(e=>{
console.log("REGISTERED")
})
})
navigator.serviceWorker.addEventListener('message', async function(event) {
var data =event.data.url.split('f=')[1]
console.log(data)
var res = await wait_for_connection(data)
});
function wait_for_connection(data){
return new Promise(res=>{
window.addEventListener('online',()=>{
get_response()
resolve()
})
})
}