Popup window for Plex OAuth

data/interfaces/default/js/script.js

@@ -470,3 +470,23 @@ function openPlexXML(endpoint, plextv, params) {
        window.open(xml_url, '_blank');
     });
 }
+
+function PopupCenter(url, title, w, h) {
+    // Fixes dual-screen position                         Most browsers      Firefox
+    var dualScreenLeft = window.screenLeft != undefined ? window.screenLeft : window.screenX;
+    var dualScreenTop = window.screenTop != undefined ? window.screenTop : window.screenY;
+
+    var width = window.innerWidth ? window.innerWidth : document.documentElement.clientWidth ? document.documentElement.clientWidth : screen.width;
+    var height = window.innerHeight ? window.innerHeight : document.documentElement.clientHeight ? document.documentElement.clientHeight : screen.height;
+
+    var left = ((width / 2) - (w / 2)) + dualScreenLeft;
+    var top = ((height / 2) - (h / 2)) + dualScreenTop;
+    var newWindow = window.open(url, title, 'scrollbars=yes, width=' + w + ', height=' + h + ', top=' + top + ', left=' + left);
+
+    // Puts focus on the newWindow
+    if (window.focus) {
+        newWindow.focus();
+    }
+
+    return newWindow;
+}

data/interfaces/default/login.html

@@ -163,7 +163,9 @@
             const code = data.code;
             var keep_polling = true;
 
-            window.open('https://app.plex.tv/auth/#!?clientID=' + x_plex_headers['X-Plex-Client-Identifier'] + '&code=' + code);
+            var plex_oauth_window = PopupCenter(
+                'https://app.plex.tv/auth/#!?clientID=' + x_plex_headers['X-Plex-Client-Identifier'] + '&code=' + code,
+                'Plex-OAuth', 600, 700);
 
             (function poll() {
                 polling = setTimeout(function () {
@@ -174,6 +176,9 @@
                         success: function (data) {
                             if (data.authToken){
                                 keep_polling = false;
+                                if (plex_oauth_window) {
+                                    plex_oauth_window.close();
+                                }
                                 signIn(true, data.authToken);
                             }
                         },