upload files

main.js

@@ -0,0 +1,51 @@
+var input = document.getElementById("input");
+input.addEventListener("keydown", function (e) {
+    if (e.keyCode === 13) {
+        authenticate(e.target.value);
+    }
+});
+
+window.authentication_complete = function() {
+    if (lightdm.is_authenticated) {
+        console.log("Authenticated!");
+        $( 'body' ).fadeOut( 1000, () => {
+            lightdm.login(lightdm.authentication_user, null);
+        } );
+    }
+}
+
+function pad(a, b) {
+    return (1e15 + a + "").slice(-b);
+}
+
+function getImg() {
+    index = Math.floor(Math.random() * 25);
+    console.log(pad(index,2));
+    document.getElementsByTagName('body')[0].style.backgroundImage = 
+        "url(wallpapers/" + pad(index, 2) + ".png)";
+}
+
+window.onload = function() {
+    getImg();
+    input.focus();
+    input.select();
+}
+
+function authenticate(input_text) {
+    if(!lightdm.in_authentication) {
+        lightdm.authenticate(input_text);
+        input.value = "";
+        input.type = "password";
+        input.placeholder = "password";
+    } else if(!lightdm.authentication_user) {
+        lightdm.respond(input_text);
+        input.value = "";
+        input.type = "password";
+        input.placeholder = "password";
+    } else {
+        lightdm.respond(input_text);
+        input.value = "";
+        input.type = "text";
+        input.placeholder = "user";
+    }
+}