Use the correct inactive time in anonymous drive

www/common/drive-ui.js

@@ -1,5 +1,6 @@
 define([
     'jquery',
+    '/api/config/',
     '/common/toolbar.js',
     'json.sortify',
     '/common/common-util.js',
@@ -19,6 +20,7 @@ define([
     '/customize/messages.js',
 ], function (
     $,
+    ApiConfig,
     Toolbar,
     JSONSortify,
     Util,
@@ -2339,8 +2341,10 @@ define([
                 msg = Messages._getKey('fm_info_sharedFolderHistory', [sfName]);
                 return $(common.fixLinks($box.html(msg)));
             }
+            Messages.fm_info_anonymous = "You are not logged in so your pads will expire after {0} days (<a href=\"https://blog.cryptpad.fr/2017/05/17/You-gotta-log-in/\" target=\"_blank\">find out more</a>). They are stored in your browser so clearing history may make them disappear.<br><a href=\"/register/\">Sign up</a> or <a href=\"/login/\">Log in</a> to keep them alive.<br>"; // XXX XXX
+            // XXX update this key to use "{0} days" instead of "3 months"
             if (!APP.loggedIn) {
-                msg = APP.newSharedFolder ? Messages.fm_info_sharedFolder : Messages.fm_info_anonymous;
+                msg = APP.newSharedFolder ? Messages.fm_info_sharedFolder : Messages._getKey('fm_info_anonymous', [ApiConfig.inactiveTime || 90]);
                 return $(common.fixLinks($box.html(msg)));
             }
             if (!msg || APP.store['hide-info-' + path[0]] === '1') {