From 785452873f0ee0a27fc157b482b7551560f0282d Mon Sep 17 00:00:00 2001
From: lolcat <will@lolcat.ca>
Date: Tue, 7 Nov 2023 08:04:56 -0500
Subject: fix typo

---
 static/serverping.js | 495 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 495 insertions(+)
 create mode 100644 static/serverping.js

(limited to 'static/serverping.js')

diff --git a/static/serverping.js b/static/serverping.js
new file mode 100644
index 0000000..5fe285d
--- /dev/null
+++ b/static/serverping.js
@@ -0,0 +1,495 @@
+
+function htmlspecialchars(str){
+	
+	if(str === null){
+		
+		return "<i>&lt;Empty&gt;</i>";
+	}
+	
+	var map = {
+		'&': '&amp;',
+		'<': '&lt;',
+		'>': '&gt;',
+		'"': '&quot;',
+		"'": '&#039;'
+	}
+
+	return str.replace(/[&<>"']/g, function(m){return map[m];});
+}
+
+// initialize garbage
+var list = [];
+var pinged_list = [];
+var reqs = 0;
+var errors = 0;
+var sort = 0; // lower ping first
+
+// check for instance redirect stuff
+var redir = "";
+var target = "/web?";
+new URL(window.location.href)
+	.searchParams
+	.forEach(
+		function(value, key){
+			
+			if(key == "target"){
+				
+				target = "/" + encodeURIComponent(value) + "?";
+				return;
+			}
+			
+			if(key == "npt"){ return; }
+			redir += encodeURIComponent(key) + "=" + encodeURIComponent(value)
+		}
+	);
+
+if(redir != ""){
+	redir = target + redir;
+}
+
+var quote = document.createElement("div");
+quote.className = "quote";
+quote.innerHTML = 'Pinged <b>0</b> servers (<b>0</b> failed requests)';
+var [div_servercount, div_failedreqs] =
+	quote.getElementsByTagName("b");
+
+var noscript = document.getElementsByTagName("noscript")[0];
+document.body.insertBefore(quote, noscript.nextSibling);
+
+// create table
+var table = document.createElement("table");
+table.innerHTML =
+	'<thead>' +
+	'<tr>' +
+		'<th><div class="arrow up"></div>Ping</th>' +
+		'<th class="extend">Server</th>' +
+		'<th>Address</th>' +
+		'<th>Bot protection</th>' +
+		'<th title="Amount of legit requests processed since the last APCU cache clear (usually happens at midnight)">Real reqs (?)</th>' +
+		'<th title="Amount of filtered requests processed since the last APCU cache clear (usually happens at midnight)">Bot reqs (?)</th>' +
+		'<th>API</th>' +
+		'<th>Version</th>' +
+	'</tr>' +
+	'</thead>' +
+	'<tbody></tbody>';
+
+document.body.insertBefore(table, quote.nextSibling);
+
+// handle sorting clicks
+var tbody = table.getElementsByTagName("tbody")[0];
+var th = table.getElementsByTagName("th");
+
+for(var i=0; i<th.length; i++){
+	
+	th[i].addEventListener("click", function(event){
+		
+		if(event.target.className.includes("arrow")){
+			
+			var div = event.target.parentElement;
+		}else{
+			
+			var div = event.target;
+		}
+		
+		var arrow = div.getElementsByClassName("arrow");
+		var orientation = 0; // up
+		
+		if(arrow.length === 0){
+			
+			// delete arrow and add new one
+			arrow = document.getElementsByClassName("arrow");
+			arrow[0].remove();
+			
+			arrow = document.createElement("div");
+			arrow.className = "arrow up";
+			div.insertBefore(arrow, event.target.firstChild);
+		}else{
+			
+			// switch arrow position
+			if(arrow[0].className == "arrow down"){
+				
+				arrow[0].className = "arrow up";
+			}else{
+				
+				arrow[0].className = "arrow down";
+				orientation = 1;
+			}
+		}
+		
+		switch(div.textContent.toLowerCase()){
+			
+			case "ping": sort = orientation; break;
+			case "server": sort = 2 + orientation; break;
+			case "address": sort = 4 + orientation; break;
+			case "bot protection": sort = 6 + orientation; break;
+			case "real reqs (?)": sort = 8 + orientation; break;
+			case "bot reqs (?)": sort = 10 + orientation; break;
+			case "api": sort = 12 + orientation; break;
+			case "version": sort = 14 + orientation; break;
+		}
+		
+		render_list();
+	});
+}
+
+function validate_url(url, allow_http = false){
+	
+	try{
+		
+		url = new URL(url);
+		if(
+			url.protocol == "https:" ||
+			(
+				(
+					allow_http === true ||
+					window.location.protocol == "http:"
+				) &&
+				url.protocol == "http:"
+			)
+		){
+			
+			return true;
+		}
+	}catch(error){} // do nothing
+	
+	return false;
+}
+
+function number_format(int){
+	
+	return new Intl.NumberFormat().format(int);
+}
+
+// parse initial server list
+fetch_server(window.location.origin);
+
+async function fetch_server(server){
+	
+	if(!validate_url(server)){
+		console.warn("Invalid server URL: " + server);
+		return;
+	}
+	
+	// make sure baseURL is origin
+	server = new URL(server).origin;
+	// prevent multiple fetches
+	for(var i=0; i<list.length; i++){
+		
+		if(list[i] == server){
+			
+			// serber was already fetched
+			console.info("Already checked server: " + server);
+			return;
+		}
+	}
+	
+	// prevent future fetches
+	list.push(server);
+	
+	var data = null;
+	var ping = new Date().getTime();
+	
+	try{
+		
+		data = await fetch(
+			server + "/ami4get"
+		);
+		
+		if(data.status !== 200){
+			
+			// endpoint is not available
+			errors++;
+			div_failedreqs.textContent = number_format(errors);
+			console.warn(server + ": Invalid HTTP code " + data.status);
+			return;
+		}
+		
+		data = await data.json();
+		data.server.ping = new Date().getTime() - ping;
+		
+	}catch(error){
+		
+		errors++;
+		div_failedreqs.textContent = number_format(errors);
+		console.warn(server + ": Could not fetch or decode JSON");
+		return;
+	}
+	
+	// sanitize data
+	if(
+		typeof data.status != "string" ||
+		data.status != "ok" ||
+		typeof data.server != "object" ||
+		!(
+			typeof data.server.name == "string" ||
+			(
+				typeof data.server.name == "object" &&
+				data.server.name === null
+			)
+		) ||
+		typeof data.service != "string" ||
+		data.service != "4get" ||
+		(
+			typeof data.server.description != "string" &&
+			data.server.description !== null
+		) ||
+		typeof data.server.bot_protection != "number" ||
+		typeof data.server.real_requests != "number" ||
+		typeof data.server.bot_requests != "number" ||
+		typeof data.server.api_enabled != "boolean" ||
+		typeof data.server.alt_addresses != "object" ||
+		typeof data.server.version != "number" ||
+		typeof data.instances != "object"
+	){
+		
+		errors++;
+		div_failedreqs.textContent = number_format(errors);
+		console.warn(server + ": Malformed JSON");
+		return;
+	}
+	
+	data.server.ip = server;
+	
+	reqs++;
+	div_servercount.textContent = number_format(reqs);
+	
+	var total = pinged_list.push(data) - 1;
+	pinged_list[total].index = total;
+	
+	render_list();
+	
+	// get more serbers
+	for(var i=0; i<data.instances.length; i++){
+		
+		fetch_server(data.instances[i]);
+	}
+}
+
+function sorta(object, element, order){
+	
+	return object.slice().sort(
+		function(a, b){
+			
+			if(order){
+				
+				return a.server[element] - b.server[element];
+			}
+			
+			return b.server[element] - a.server[element];
+		}
+	);
+}
+
+function textsort(object, element, order){
+	
+	var sort = object.slice().sort(
+		function(a, b){
+			
+			return a.server[element].localeCompare(b.server[element]);
+		}
+	);
+	
+	if(!order){
+		return sort.reverse();
+	}
+	
+	return sort;
+}
+
+function render_list(){
+	
+	var sorted_list = [];
+	
+	// sort
+	var filter = Boolean(sort % 2);
+	
+	switch(sort){
+		
+		case 0:
+		case 1:
+			sorted_list = sorta(pinged_list, "ping", filter === true ? false : true);
+			break;
+		
+		case 2:
+		case 3:
+			sorted_list = textsort(pinged_list, "name", filter === true ? false : true);
+			break;
+		
+		case 4:
+		case 5:
+			sorted_list = textsort(pinged_list, "ip", filter === true ? false : true);
+			break;
+		
+		case 6:
+		case 7:
+			sorted_list = sorta(pinged_list, "bot_protection", filter === true ? false : true);
+			break;
+		
+		case 8:
+		case 9:
+			sorted_list = sorta(pinged_list, "real_requests", filter);
+			break;
+		
+		case 10:
+		case 11:
+			sorted_list = sorta(pinged_list, "bot_requests", filter);
+			break;
+		
+		case 12:
+		case 13:
+			sorted_list = sorta(pinged_list, "api_enabled", filter);
+			break;
+		
+		case 14:
+		case 15:
+			sorted_list = sorta(pinged_list, "version", filter);
+			break;
+	}
+	
+	// render tabloid
+	var html = "";
+	
+	for(var k=0; k<sorted_list.length; k++){
+		
+		html += '<tr onclick="show_server(' + sorted_list[k].index + ');">';
+		
+		for(var i=0; i<8; i++){
+			
+			html += '<td';
+			
+			switch(i){
+				
+				case 0: // server ping
+					if(sorted_list[k].server.ping <= 100){
+						
+						html += '><span style="color:var(--green);">' + sorted_list[k].server.ping + '</span>';
+						break;
+					}
+					
+					if(sorted_list[k].server.ping <= 200){
+						
+						html += '><span style="color:var(--yellow);">' + sorted_list[k].server.ping + '</span>';
+						break;
+					}
+					
+					html += '><span style="color:var(--red);">' + number_format(sorted_list[k].server.ping) + '</span>';
+					break;
+				
+				// server name
+				case 1: html += ' class="extend">' + htmlspecialchars(sorted_list[k].server.name); break;
+				case 2: html += '>' + htmlspecialchars(new URL(sorted_list[k].server.ip).host); break;
+				case 3: // bot protection
+					switch(sorted_list[k].server.bot_protection){
+						
+						case 0:
+							html += '><span style="color:var(--green);">Disabled</span>';
+							break;
+						
+						case 1:
+							html += '><span style="color:var(--yellow);">Image captcha</span>';
+							break;
+						
+						case 2:
+							html += '><span style="color:var(--red);">Invite only</span>';
+							break;
+						
+						default:
+							html += '>Unknown';
+					}
+					break;
+				
+				case 4: // real reqs
+					html += '>' + number_format(sorted_list[k].server.real_requests);
+					break;
+				
+				case 5: // bot reqs
+					html += '>' + number_format(sorted_list[k].server.bot_requests);
+					break;
+				
+				case 6: // api enabled
+					
+					if(sorted_list[k].server.api_enabled){
+						
+						html += '><span style="color:var(--green);">Yes</span>';
+					}else{
+						
+						html += '><span style="color:var(--red);">No</span>';
+					}
+					break;
+				
+				// version
+				case 7: html += ">v" + sorted_list[k].server.version; break;
+			}
+			
+			html += '</td>';
+		}
+		
+		html += '</tr>';
+	}
+	
+	tbody.innerHTML = html;
+}
+
+var popup_bg = document.getElementById("popup-bg");
+var popup_wrapper = document.getElementsByClassName("popup-wrapper")[0];
+var popup = popup_wrapper.getElementsByClassName("popup")[0];
+var popup_shown = false;
+
+popup_bg.addEventListener("click", function(){
+	
+	popup_wrapper.style.display = "none";
+	popup_bg.style.display = "none";
+});
+
+function show_server(serverid){
+	
+	var html =
+		'<h2>' + htmlspecialchars(pinged_list[serverid].server.name) + '</h2>' +
+		'Description' +
+		'<div class="code">' + htmlspecialchars(pinged_list[serverid].server.description) + '</div>';
+	
+	var url_obj = new URL(pinged_list[serverid].server.ip);
+	var url = htmlspecialchars(url_obj.origin);
+	var domain = url_obj.hostname;
+	
+	html +=
+		'URL: <a rel="noreferer" target="_BLANK" href="' + url + redir + '">' + url + '</a> <a rel="noreferer" target="_BLANK" href="https://browserleaks.com/ip/' + encodeURIComponent(domain) + '">(IP lookup)</a>' +
+		'<br><br>Alt addresses:';
+	
+	var len = pinged_list[serverid].server.alt_addresses.length;
+	
+	if(len === 0){
+		
+		html += ' <i>&lt;Empty&gt;</i>';
+	}else{
+		
+		html += '<ul>';
+		
+		for(var i=0; i<len; i++){
+						
+			var url_obj = new URL(pinged_list[serverid].server.alt_addresses[i]);
+			var url = htmlspecialchars(url_obj.origin);
+			var domain = url_obj.hostname;
+			
+			if(validate_url(pinged_list[serverid].server.alt_addresses[i], true)){
+				
+				html += '<li><a rel="noreferer" href="' + url + redir + '" target="_BLANK">' + url + '</a>  <a rel="noreferer" target="_BLANK" href="https://browserleaks.com/ip/' + encodeURIComponent(domain) + '">(IP lookup)</a></li>';
+			}else{
+				
+				console.warn(pinged_list[serverid].server.ip + ": Invalid peer URL => " + pinged_list[serverid].server.alt_addresses[i]);
+			}
+		}
+		
+		html += '</ul>';
+	}
+	popup.innerHTML = html;
+	
+	popup_wrapper.style.display = "block";
+	popup_bg.style.display = "block";
+}
+
+function hide_server(){
+	
+	popup_wrapper.style.display = "none";
+	popup_bg.style.display = "none";
+}
-- 
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