Fix login issues with safe links

www/common/cryptpad-common.js

@@ -2273,7 +2273,7 @@ define([
                 var o = e.oldValue;
                 var n = e.newValue;
                 if (!o && n) {
-                    document.location.reload();
+                    LocalStore.loginReload();
                 } else if (o && !n) {
                     LocalStore.logout();
                 }

www/common/outer/local-store.js

@@ -129,6 +129,18 @@ define([
 
         if (cb) { cb(); }
     };
+    var loginHandlers = [];
+    LocalStore.loginReload = function () {
+        loginHandlers.forEach(function (h) {
+            if (typeof (h) === "function") { h(); }
+        });
+        document.location.reload();
+    };
+    LocalStore.onLogin = function (h) {
+        if (typeof (h) !== "function") { return; }
+        if (loginHandlers.indexOf(h) !== -1) { return; }
+        loginHandlers.push(h);
+    };
     LocalStore.onLogout = function (h) {
         if (typeof (h) !== "function") { return; }
         if (logoutHandlers.indexOf(h) !== -1) { return; }

www/common/sframe-common-outer.js

@@ -511,7 +511,19 @@ define([
             Cryptpad.onMetadataChanged(updateMeta);
             sframeChan.onReg('EV_METADATA_UPDATE', updateMeta);
 
+            Utils.LocalStore.onLogin(function () {
+                var ohc = window.onhashchange;
+                window.onhashchange = function () {};
+                window.location.hash = currentPad.hash;
+                window.onhashchange = ohc;
+                ohc({reset: true});
+            });
             Utils.LocalStore.onLogout(function () {
+                var ohc = window.onhashchange;
+                window.onhashchange = function () {};
+                window.location.hash = currentPad.hash;
+                window.onhashchange = ohc;
+                ohc({reset: true});
                 sframeChan.event('EV_LOGOUT');
             });