Merge branch 'master' into css_buttons

1 files changed, 40 insertions, 1 deletions

diff --git a/webAO/master.js b/webAO/master.js
index d12a7ec..863c311 100644
--- a/webAO/master.js
+++ b/webAO/master.js
@@ -9,7 +9,14 @@ const fp = new Fingerprint({
 });
 
 /** An emulated, semi-unique HDID that is generally safe for HDID bans. */
-const hdid = fp.get();
+const cookieid = getCookie("fingerprint");
+let hdid;
+if (cookieid) {
+	hdid = cookieid;
+} else {
+	hdid = fp.get();
+	setCookie("fingerprint",hdid);
+}
 console.log(`Your emulated HDID is ${hdid}`);
 
 let oldLoading = false;
@@ -28,6 +35,38 @@ const server_description = [];
 server_description[-1] = "This is your computer on port 50001";
 const online_counter = [];
 
+/**
+ * read a cookie from storage
+ * got this from w3schools
+ * https://www.w3schools.com/js/js_cookies.asp
+ * @param {String} cname The name of the cookie to return
+ */
+function getCookie(cname) {
+	var name = cname + "=";
+	var decodedCookie = decodeURIComponent(document.cookie);
+	var ca = decodedCookie.split(';');
+	for (var i = 0; i < ca.length; i++) {
+		var c = ca[i];
+		while (c.charAt(0) === ' ') {
+			c = c.substring(1);
+		}
+		if (c.indexOf(name) === 0) {
+			return c.substring(name.length, c.length);
+		}
+	}
+	return "";
+}
+
+/**
+ * set a cookie
+ * the version from w3schools expects these to expire
+ * @param {String} cname The name of the cookie to return
+ * @param {String} value The value of that cookie option
+ */
+function setCookie(cname,value) {
+	document.cookie = cname + "=" + value;
+}
+
 export function setServ(ID) {
 	console.log(server_description[ID]);
 	if (server_description[ID] !== undefined) {