mirror of
https://github.com/NetworkCats/rustyip.git
synced 2026-11-13 16:17:46 +00:00
NetworkCats
da8434662f
Show a shimmer skeleton placeholder while fetching the local IPv4 address via the IPv4-only domain. When the primary IP is already IPv4, no loading state is displayed and the alt section fades in directly.
363 lines
11 KiB
JavaScript
363 lines
11 KiB
JavaScript
(function(){
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"use strict";
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var form=document.querySelector(".search-form");
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if(!form)return;
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var input=form.querySelector("input[name=ip]");
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var error=document.getElementById("ip-error");
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var msgInvalid=form.getAttribute("data-msg-invalid");
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var msgNonPublic=form.getAttribute("data-msg-non-public");
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function parseIPv4(s){
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var p=s.split(".");
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if(p.length!==4)return null;
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var o=[];
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for(var i=0;i<4;i++){
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if(!/^\d{1,3}$/.test(p[i]))return null;
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var n=parseInt(p[i],10);
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if(n>255||p[i]!==String(n))return null;
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o.push(n);
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}
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return o;
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}
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function isGlobalIPv4(o){
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var a=o[0],b=o[1],c=o[2];
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if(a===0)return false;
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if(a===10)return false;
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if(a===100&&(b&192)===64)return false;
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if(a===127)return false;
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if(a===169&&b===254)return false;
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if(a===172&&(b&240)===16)return false;
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if(a===192&&b===0&&c===0)return false;
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if(a===192&&b===0&&c===2)return false;
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if(a===192&&b===88&&c===99)return false;
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if(a===192&&b===168)return false;
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if(a===198&&(b===18||b===19))return false;
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if(a===198&&b===51&&c===100)return false;
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if(a===203&&b===0&&c===113)return false;
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if(a>=224&&a<=239)return false;
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if(a>=240)return false;
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return true;
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}
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function expandIPv6(s){
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s=s.replace(/^\[|\]$/g,"");
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var halves=s.split("::");
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if(halves.length>2)return null;
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function parseHalf(h){
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if(h==="")return[];
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var parts=h.split(":");
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var last=parts[parts.length-1];
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if(last.indexOf(".")!==-1){
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var v4=parseIPv4(last);
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if(!v4)return null;
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parts.pop();
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parts.push(((v4[0]<<8)|v4[1]).toString(16));
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parts.push(((v4[2]<<8)|v4[3]).toString(16));
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}
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return parts;
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}
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var left=parseHalf(halves[0]);
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if(left===null)return null;
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var right=halves.length===2?parseHalf(halves[1]):[];
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if(right===null)return null;
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if(halves.length===1&&left.length!==8)return null;
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if(halves.length===2){
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var fill=8-left.length-right.length;
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if(fill<0)return null;
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var mid=[];
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for(var i=0;i<fill;i++)mid.push("0");
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left=left.concat(mid,right);
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}
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if(left.length!==8)return null;
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var seg=[];
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for(var j=0;j<8;j++){
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if(!/^[0-9a-fA-F]{1,4}$/.test(left[j]))return null;
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seg.push(parseInt(left[j],16));
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}
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return seg;
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}
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function isGlobalIPv6(seg){
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if(seg[0]===0&&seg[1]===0&&seg[2]===0&&seg[3]===0&&seg[4]===0&&seg[5]===0&&seg[6]===0&&seg[7]===0)return false;
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if(seg[0]===0&&seg[1]===0&&seg[2]===0&&seg[3]===0&&seg[4]===0&&seg[5]===0&&seg[6]===0&&seg[7]===1)return false;
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if(seg[0]===0&&seg[1]===0&&seg[2]===0&&seg[3]===0&&seg[4]===0&&seg[5]===0xFFFF){
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return isGlobalIPv4([seg[6]>>8,seg[6]&255,seg[7]>>8,seg[7]&255]);
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}
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if(seg[0]===0&&seg[1]===0&&seg[2]===0&&seg[3]===0&&seg[4]===0&&seg[5]===0)return false;
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var f=seg[0];
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if((f&0xFFC0)===0xFE80)return false;
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if((f&0xFFC0)===0xFEC0)return false;
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if((f&0xFE00)===0xFC00)return false;
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if((f&0xFF00)===0xFF00)return false;
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if(f===0x0100&&seg[1]===0&&seg[2]===0&&seg[3]===0)return false;
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if(f===0x2001&&seg[1]===0x0DB8)return false;
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if(f===0x2001&&seg[1]===0x0000)return false;
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if(f===0x2002){
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return isGlobalIPv4([seg[1]>>8,seg[1]&255,seg[2]>>8,seg[2]&255]);
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}
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return true;
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}
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function validate(val){
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var s=val.trim();
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if(s==="")return null;
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var v4=parseIPv4(s);
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if(v4)return isGlobalIPv4(v4)?null:msgNonPublic;
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var v6=expandIPv6(s);
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if(v6)return isGlobalIPv6(v6)?null:msgNonPublic;
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return msgInvalid;
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}
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function showError(msg){
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if(msg){
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error.textContent=msg;
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error.hidden=false;
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input.setAttribute("aria-invalid","true");
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input.setAttribute("aria-describedby","ip-error");
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}else{
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error.textContent="";
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error.hidden=true;
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input.removeAttribute("aria-invalid");
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input.removeAttribute("aria-describedby");
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}
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}
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form.addEventListener("submit",function(e){
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var msg=validate(input.value);
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if(msg){
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e.preventDefault();
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showError(msg);
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input.focus();
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}
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});
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input.addEventListener("input",function(){
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if(!error.hidden)showError(validate(input.value));
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});
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})();
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function initCopyIp(wrap){
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"use strict";
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if(!wrap)return;
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var h1=wrap.querySelector(".ip-display");
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var tooltip=wrap.querySelector(".ip-copied-tooltip");
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if(!h1||!tooltip||!navigator.clipboard)return;
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var timer=0;
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wrap.style.cursor="pointer";
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wrap.setAttribute("role","button");
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wrap.setAttribute("tabindex","0");
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function copyIp(){
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var ip=h1.textContent.trim();
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navigator.clipboard.writeText(ip).then(function(){
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tooltip.hidden=false;
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clearTimeout(timer);
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timer=setTimeout(function(){tooltip.hidden=true;},1500);
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});
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}
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wrap.addEventListener("click",copyIp);
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wrap.addEventListener("keydown",function(e){
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if(e.key==="Enter"||e.key===" "){
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e.preventDefault();
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copyIp();
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}
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});
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}
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(function(){
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"use strict";
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initCopyIp(document.querySelector(".ip-copy-wrap"));
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})();
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(function(){
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"use strict";
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var root=document.getElementById("ip-info-root");
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if(!root)return;
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var section=document.getElementById("alt-ip-section");
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if(!section)return;
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var ipv4Domain=root.getAttribute("data-ipv4-domain");
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var copiedText=root.getAttribute("data-copied-text");
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var primaryIp=(root.querySelector(".ip-display")||{}).textContent;
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if(!primaryIp)return;
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primaryIp=primaryIp.trim();
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var primaryIsIPv6=primaryIp.indexOf(":")!==-1;
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var langTag=document.documentElement.getAttribute("lang")||"en";
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var mmdbKeyMap={"en":"en","de":"de","es":"es","fr":"fr","ja":"ja","ru":"ru","pt":"pt-BR","zh-Hans":"zh-CN","zh-Hant":"zh-CN"};
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var mmdbKey=mmdbKeyMap[langTag]||"en";
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function localizedName(names){
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if(!names)return "";
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return names[mmdbKey]||names.en||"";
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}
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function readLabels(){
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var labels={};
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var rows=root.querySelectorAll(".info-table tbody tr");
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for(var i=0;i<rows.length;i++){
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var th=rows[i].querySelector("th");
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var td=rows[i].querySelector("td");
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if(th&&td){
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labels[i]={label:th.textContent.trim(),html:td.innerHTML};
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}
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}
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return labels;
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}
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var existingLabels=readLabels();
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function escapeHtml(s){
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var d=document.createElement("div");
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d.appendChild(document.createTextNode(s));
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return d.innerHTML;
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}
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function boolHtml(val){
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if(val){
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return '<i class="icon-check bool-true" aria-hidden="true"></i>';
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}
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return '<i class="icon-minus bool-false" aria-hidden="true"></i>';
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}
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function labelAt(index){
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return existingLabels[index]?existingLabels[index].label:"";
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}
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function buildBlock(ip,info){
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var html='<div class="ip-copy-wrap" data-copied="'+escapeHtml(copiedText)+'">';
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html+='<h1 class="ip-display">'+escapeHtml(ip)+'</h1>';
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html+='<span class="ip-copied-tooltip" aria-live="polite" hidden>'+escapeHtml(copiedText)+'</span>';
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html+='</div>';
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html+='<table class="info-table"><tbody>';
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var asn=info.asn||{};
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var asnNum=asn.autonomous_system_number;
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var asnOrg=asn.autonomous_system_organization||"";
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var country=info.country||{};
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var countryName=localizedName(country.names);
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var city=info.city||{};
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var cityName=localizedName(city.names);
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var proxy=info.proxy||{};
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if(asnNum){
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var asnStr="AS"+asnNum;
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html+='<tr><th scope="row">'+escapeHtml(labelAt(0))+'</th>';
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html+='<td><a href="https://bgp.tools/as/'+asnNum+'" target="_blank" rel="noopener noreferrer">'+escapeHtml(asnStr)+'</a></td></tr>';
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}
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if(asnOrg){
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html+='<tr><th scope="row">'+escapeHtml(labelAt(1))+'</th>';
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html+='<td>'+escapeHtml(asnOrg)+'</td></tr>';
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}
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if(countryName){
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html+='<tr><th scope="row">'+escapeHtml(labelAt(2))+'</th>';
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html+='<td>'+escapeHtml(countryName)+'</td></tr>';
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}
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if(cityName){
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html+='<tr><th scope="row">'+escapeHtml(labelAt(3))+'</th>';
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html+='<td>'+escapeHtml(cityName)+'</td></tr>';
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}
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var boolStart=Object.keys(existingLabels).length-4;
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html+='<tr><th scope="row">'+escapeHtml(labelAt(boolStart))+'</th><td>'+boolHtml(proxy.is_proxy)+'</td></tr>';
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html+='<tr><th scope="row">'+escapeHtml(labelAt(boolStart+1))+'</th><td>'+boolHtml(proxy.is_vpn)+'</td></tr>';
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html+='<tr><th scope="row">'+escapeHtml(labelAt(boolStart+2))+'</th><td>'+boolHtml(proxy.is_hosting)+'</td></tr>';
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html+='<tr><th scope="row">'+escapeHtml(labelAt(boolStart+3))+'</th><td>'+boolHtml(proxy.is_tor)+'</td></tr>';
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html+='</tbody></table>';
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return html;
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}
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function buildSkeleton(){
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var html='<div class="skeleton-block">';
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html+='<div class="skeleton-bone skeleton-ip"></div>';
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html+='</div>';
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html+='<div class="skeleton-table">';
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for(var i=0;i<8;i++){
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html+='<div class="skeleton-row">';
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html+='<div class="skeleton-row-label"><div class="skeleton-bone"></div></div>';
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html+='<div class="skeleton-row-value"><div class="skeleton-bone"></div></div>';
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html+='</div>';
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}
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html+='</div>';
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return html;
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}
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function showSkeleton(){
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section.innerHTML=buildSkeleton();
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section.hidden=false;
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section.classList.add("alt-visible");
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}
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function showAltIp(ip,info){
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section.classList.remove("alt-visible");
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setTimeout(function(){
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section.innerHTML=buildBlock(ip,info);
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initCopyIp(section.querySelector(".ip-copy-wrap"));
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section.hidden=false;
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// Force reflow before adding the visible class for transition
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void section.offsetHeight;
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section.classList.add("alt-visible");
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},primaryIsIPv6?300:0);
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}
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function fetchJson(ip){
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return fetch("/json?ip="+encodeURIComponent(ip)).then(function(r){
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if(!r.ok)throw new Error(r.status);
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return r.json();
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});
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}
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function hideSkeleton(){
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section.classList.remove("alt-visible");
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setTimeout(function(){
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section.innerHTML="";
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section.hidden=true;
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},300);
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}
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function detectAltIp(){
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if(primaryIsIPv6&&ipv4Domain){
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showSkeleton();
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var controller=new AbortController();
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var timeout=setTimeout(function(){controller.abort();},5000);
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fetch("https://"+ipv4Domain+"/",{signal:controller.signal})
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.then(function(r){
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clearTimeout(timeout);
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if(!r.ok)throw new Error(r.status);
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return r.text();
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})
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.then(function(text){
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var ip=text.trim();
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if(!ip||ip.indexOf(":")!==-1){hideSkeleton();return;}
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return fetchJson(ip).then(function(info){
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showAltIp(ip,info);
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});
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})
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.catch(function(){hideSkeleton();});
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}else if(!primaryIsIPv6){
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fetch("/ip")
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.then(function(r){
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if(!r.ok)throw new Error(r.status);
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return r.text();
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})
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.then(function(text){
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var ip=text.trim();
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if(!ip||ip===primaryIp||ip.indexOf(":")===-1)return;
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return fetchJson(ip).then(function(info){
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showAltIp(ip,info);
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});
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})
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.catch(function(){});
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}
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}
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if(!root.hasAttribute("data-is-query")){
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detectAltIp();
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}
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})();
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