From 9203b88538834cefdd1a89e817c373e862a2607e Mon Sep 17 00:00:00 2001
From: yflory <yann.flory@xwiki.com>
Date: Wed, 4 Nov 2020 11:22:31 +0100
Subject: [PATCH] Fix UI language

---
 customize.dist/loading.js         |  1 +
 customize.dist/messages.js        |  8 +++--
 www/admin/inner.html              |  2 +-
 www/admin/main.js                 | 28 ++----------------
 www/code/inner.html               |  2 +-
 www/common/onlyoffice/main.js     | 39 +++---------------------
 www/common/sframe-app-outer.js    | 38 +++---------------------
 www/common/sframe-boot.js         |  2 +-
 www/common/sframe-common-outer.js | 49 ++++++++++++++++++++++++++++++-
 www/contacts/inner.html           |  2 +-
 www/contacts/main.js              | 28 ++----------------
 www/debug/inner.html              |  2 +-
 www/drive/inner.html              |  2 +-
 www/drive/main.js                 | 38 +++---------------------
 www/file/inner.html               |  2 +-
 www/file/main.js                  | 38 +++---------------------
 www/kanban/inner.html             |  2 +-
 www/notifications/inner.html      |  2 +-
 www/notifications/main.js         | 28 ++----------------
 www/oodoc/inner.html              |  2 +-
 www/ooslide/inner.html            |  2 +-
 www/pad/inner.html                |  2 +-
 www/poll/inner.html               |  2 +-
 www/poll/main.js                  | 38 +++---------------------
 www/profile/inner.html            |  2 +-
 www/profile/main.js               | 28 ++----------------
 www/secureiframe/inner.html       |  2 +-
 www/secureiframe/main.js          |  7 +++--
 www/settings/inner.html           |  2 +-
 www/settings/main.js              | 28 ++----------------
 www/sheet/inner.html              |  2 +-
 www/slide/inner.html              |  2 +-
 www/support/inner.html            |  2 +-
 www/support/main.js               | 28 ++----------------
 www/teams/inner.html              |  2 +-
 www/teams/main.js                 | 38 +++---------------------
 www/todo/inner.html               |  2 +-
 www/whiteboard/inner.html         |  2 +-
 www/worker/inner.html             |  2 +-
 www/worker/main.js                | 28 ++----------------
 40 files changed, 121 insertions(+), 415 deletions(-)

diff --git a/customize.dist/loading.js b/customize.dist/loading.js
index 740c66081..edb66ef0a 100644
--- a/customize.dist/loading.js
+++ b/customize.dist/loading.js
@@ -337,6 +337,7 @@ button.primary:hover{
 
         try {
             var node = document.querySelector('.cp-loading-progress');
+            if (!node) { return; }
             if (node.parentNode) { node.parentNode.removeChild(node); }
             document.querySelector('.cp-loading-spinner-container').setAttribute('style', 'display:none;');
             document.querySelector('#cp-loading-message').setAttribute('style', 'display:block;');
diff --git a/customize.dist/messages.js b/customize.dist/messages.js
index 40dbbfb95..303375e4e 100755
--- a/customize.dist/messages.js
+++ b/customize.dist/messages.js
@@ -26,7 +26,9 @@ var getStoredLanguage = function () { return localStorage && localStorage.getIte
 var getBrowserLanguage = function () { return navigator.language || navigator.userLanguage || ''; };
 var getLanguage = messages._getLanguage = function () {
     if (window.cryptpadLanguage) { return window.cryptpadLanguage; }
-    if (getStoredLanguage()) { return getStoredLanguage(); }
+    try {
+        if (getStoredLanguage()) { return getStoredLanguage(); }
+    } catch (e) { console.log(e); }
     var l = getBrowserLanguage();
     // Edge returns 'fr-FR' --> transform it to 'fr' and check again
     return map[l] ? l :
@@ -65,7 +67,9 @@ define(req, function(AppConfig, Default, Language) {
         if (AppConfig.availableLanguages.indexOf(language) === -1) {
             language = defaultLanguage;
             Language = Default;
-            localStorage.setItem(LS_LANG, language);
+            try {
+                localStorage.setItem(LS_LANG, language);
+            } catch (e) { console.log(e); }
         }
         Object.keys(map).forEach(function (l) {
             if (l === defaultLanguage) { return; }
diff --git a/www/admin/inner.html b/www/admin/inner.html
index 01bda5fab..eeb234d0c 100644
--- a/www/admin/inner.html
+++ b/www/admin/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/admin/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/admin/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
     </style>
diff --git a/www/admin/main.js b/www/admin/main.js
index 817d2bd2e..8a6ec7a70 100644
--- a/www/admin/main.js
+++ b/www/admin/main.js
@@ -3,38 +3,14 @@ define([
     '/bower_components/nthen/index.js',
     '/api/config',
     '/common/dom-ready.js',
-    '/common/requireconfig.js',
     '/common/sframe-common-outer.js',
-], function (nThen, ApiConfig, DomReady, RequireConfig, SFCommonO) {
-    var requireConfig = RequireConfig();
+], function (nThen, ApiConfig, DomReady, SFCommonO) {
 
     // Loaded in load #2
     nThen(function (waitFor) {
         DomReady.onReady(waitFor());
     }).nThen(function (waitFor) {
-        var req = {
-            cfg: requireConfig,
-            req: [ '/common/loading.js' ],
-            pfx: window.location.origin
-        };
-        window.rc = requireConfig;
-        window.apiconf = ApiConfig;
-        document.getElementById('sbox-iframe').setAttribute('src',
-            ApiConfig.httpSafeOrigin + '/admin/inner.html?' + requireConfig.urlArgs +
-                '#' + encodeURIComponent(JSON.stringify(req)));
-
-        // This is a cheap trick to avoid loading sframe-channel in parallel with the
-        // loading screen setup.
-        var done = waitFor();
-        var onMsg = function (msg) {
-            var data = JSON.parse(msg.data);
-            if (data.q !== 'READY') { return; }
-            window.removeEventListener('message', onMsg);
-            var _done = done;
-            done = function () { };
-            _done();
-        };
-        window.addEventListener('message', onMsg);
+        SFCommonO.initIframe(waitFor);
     }).nThen(function (/*waitFor*/) {
         var addRpc = function (sframeChan, Cryptpad/*, Utils*/) {
             // Adding a new avatar from the profile: pin it and store it in the object
diff --git a/www/code/inner.html b/www/code/inner.html
index a4ea56206..b25534297 100644
--- a/www/code/inner.html
+++ b/www/code/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll cp-app-print">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/code/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/code/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
         #editor1 { display: none; }
diff --git a/www/common/onlyoffice/main.js b/www/common/onlyoffice/main.js
index 0560b95bd..db83ef456 100644
--- a/www/common/onlyoffice/main.js
+++ b/www/common/onlyoffice/main.js
@@ -3,54 +3,23 @@ define([
     '/bower_components/nthen/index.js',
     '/api/config',
     '/common/dom-ready.js',
-    '/common/requireconfig.js',
     '/common/common-hash.js',
     '/common/sframe-common-outer.js'
-], function (nThen, ApiConfig, DomReady, RequireConfig, Hash, SFCommonO) {
-    var requireConfig = RequireConfig();
+], function (nThen, ApiConfig, DomReady, Hash, SFCommonO) {
 
     // Loaded in load #2
     var hash, href, version;
     nThen(function (waitFor) {
         DomReady.onReady(waitFor());
     }).nThen(function (waitFor) {
-        var req = {
-            cfg: requireConfig,
-            req: [ '/common/loading.js' ],
-            pfx: window.location.origin
-        };
-        window.rc = requireConfig;
-        window.apiconf = ApiConfig;
-
-        // Hidden hash
-        hash = window.location.hash;
-        href = window.location.href;
-        if (window.history && window.history.replaceState && hash) {
-            window.history.replaceState({}, window.document.title, '#');
-        }
-
+        var obj = SFCommonO.initIframe(waitFor, true, true);
+        href = obj.href;
+        hash = obj.hash;
         var parsed = Hash.parsePadUrl(href);
         if (parsed && parsed.hashData) {
             var opts = parsed.getOptions();
             version = opts.versionHash;
         }
-
-        document.getElementById('sbox-iframe').setAttribute('src',
-            ApiConfig.httpSafeOrigin + window.location.pathname + 'inner.html?' +
-                requireConfig.urlArgs + '#' + encodeURIComponent(JSON.stringify(req)));
-
-        // This is a cheap trick to avoid loading sframe-channel in parallel with the
-        // loading screen setup.
-        var done = waitFor();
-        var onMsg = function (msg) {
-            var data = JSON.parse(msg.data);
-            if (data.q !== 'READY') { return; }
-            window.removeEventListener('message', onMsg);
-            var _done = done;
-            done = function () { };
-            _done();
-        };
-        window.addEventListener('message', onMsg);
     }).nThen(function (/*waitFor*/) {
         var addData = function (obj) {
             obj.ooType = window.location.pathname.replace(/^\//, '').replace(/\/$/, '');
diff --git a/www/common/sframe-app-outer.js b/www/common/sframe-app-outer.js
index d85266ca7..b836e2a4a 100644
--- a/www/common/sframe-app-outer.js
+++ b/www/common/sframe-app-outer.js
@@ -3,46 +3,16 @@ define([
     '/bower_components/nthen/index.js',
     '/api/config',
     '/common/dom-ready.js',
-    '/common/requireconfig.js',
     '/common/sframe-common-outer.js'
-], function (nThen, ApiConfig, DomReady, RequireConfig, SFCommonO) {
-    var requireConfig = RequireConfig();
+], function (nThen, ApiConfig, DomReady, SFCommonO) {
 
     var hash, href;
     nThen(function (waitFor) {
         DomReady.onReady(waitFor());
     }).nThen(function (waitFor) {
-        var req = {
-            cfg: requireConfig,
-            req: [ '/common/loading.js' ],
-            pfx: window.location.origin
-        };
-        window.rc = requireConfig;
-        window.apiconf = ApiConfig;
-
-        // Hidden hash
-        hash = window.location.hash;
-        href = window.location.href;
-        if (window.history && window.history.replaceState && hash) {
-            window.history.replaceState({}, window.document.title, '#');
-        }
-
-        document.getElementById('sbox-iframe').setAttribute('src',
-            ApiConfig.httpSafeOrigin + window.location.pathname + 'inner.html?' +
-                requireConfig.urlArgs + '#' + encodeURIComponent(JSON.stringify(req)));
-
-        // This is a cheap trick to avoid loading sframe-channel in parallel with the
-        // loading screen setup.
-        var done = waitFor();
-        var onMsg = function (msg) {
-            var data = JSON.parse(msg.data);
-            if (data.q !== 'READY') { return; }
-            window.removeEventListener('message', onMsg);
-            var _done = done;
-            done = function () { };
-            _done();
-        };
-        window.addEventListener('message', onMsg);
+        var obj = SFCommonO.initIframe(waitFor, true);
+        href = obj.href;
+        hash = obj.hash;
     }).nThen(function (/*waitFor*/) {
         SFCommonO.start({
             hash: hash,
diff --git a/www/common/sframe-boot.js b/www/common/sframe-boot.js
index 43b424624..0da095589 100644
--- a/www/common/sframe-boot.js
+++ b/www/common/sframe-boot.js
@@ -21,6 +21,7 @@ var afterLoaded = function (req) {
             window.parent.postMessage(JSON.stringify({ q: 'READY', txid: txid }), '*');
         }, 1);
     };
+    window.cryptpadLanguage = req.lang;
     if (req.req) { require(req.req, ready); } else { ready(); }
     var onReply = function (msg) {
         var data = JSON.parse(msg.data);
@@ -61,7 +62,6 @@ var afterLoaded = function (req) {
             updated: lsUpdated,
             store: data.localStore
         };
-        window.cryptpadLanguage = data.language;
         require(['/common/sframe-boot2.js'], function () { });
     };
     window.addEventListener('message', onReply);
diff --git a/www/common/sframe-common-outer.js b/www/common/sframe-common-outer.js
index b7ce64d4d..24496dd53 100644
--- a/www/common/sframe-common-outer.js
+++ b/www/common/sframe-common-outer.js
@@ -2,10 +2,57 @@
 define([
     '/bower_components/nthen/index.js',
     '/api/config',
+    '/common/requireconfig.js',
+    '/customize/messages.js',
     'jquery',
-], function (nThen, ApiConfig, $) {
+], function (nThen, ApiConfig, RequireConfig, Messages, $) {
     var common = {};
 
+    common.initIframe = function (waitFor, isRt) {
+        var requireConfig = RequireConfig();
+        var lang = Messages._languageUsed;
+        var req = {
+            cfg: requireConfig,
+            req: [ '/common/loading.js' ],
+            pfx: window.location.origin,
+            lang: lang
+        };
+        window.rc = requireConfig;
+        window.apiconf = ApiConfig;
+
+        var hash, href;
+        if (isRt) {
+            // Hidden hash
+            hash = window.location.hash;
+            href = window.location.href;
+            if (window.history && window.history.replaceState && hash) {
+                window.history.replaceState({}, window.document.title, '#');
+            }
+        }
+
+        document.getElementById('sbox-iframe').setAttribute('src',
+            ApiConfig.httpSafeOrigin + window.location.pathname + '/inner.html?' +
+                requireConfig.urlArgs + '#' + encodeURIComponent(JSON.stringify(req)));
+
+        // This is a cheap trick to avoid loading sframe-channel in parallel with the
+        // loading screen setup.
+        var done = waitFor();
+        var onMsg = function (msg) {
+            var data = JSON.parse(msg.data);
+            if (data.q !== 'READY') { return; }
+            window.removeEventListener('message', onMsg);
+            var _done = done;
+            done = function () { };
+            _done();
+        };
+        window.addEventListener('message', onMsg);
+
+        return {
+            hash: hash,
+            href: href
+        };
+    };
+
     common.start = function (cfg) {
         cfg = cfg || {};
         var realtime = !cfg.noRealtime;
diff --git a/www/contacts/inner.html b/www/contacts/inner.html
index b99bbc5b4..797d09d3b 100644
--- a/www/contacts/inner.html
+++ b/www/contacts/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/contacts/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/contacts/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
     </style>
diff --git a/www/contacts/main.js b/www/contacts/main.js
index 38d6c5e71..faf92f94e 100644
--- a/www/contacts/main.js
+++ b/www/contacts/main.js
@@ -3,38 +3,14 @@ define([
     '/bower_components/nthen/index.js',
     '/api/config',
     '/common/dom-ready.js',
-    '/common/requireconfig.js',
     '/common/sframe-common-outer.js'
-], function (nThen, ApiConfig, DomReady, RequireConfig, SFCommonO) {
-    var requireConfig = RequireConfig();
+], function (nThen, ApiConfig, DomReady, SFCommonO) {
 
     // Loaded in load #2
     nThen(function (waitFor) {
         DomReady.onReady(waitFor());
     }).nThen(function (waitFor) {
-        var req = {
-            cfg: requireConfig,
-            req: [ '/common/loading.js' ],
-            pfx: window.location.origin
-        };
-        window.rc = requireConfig;
-        window.apiconf = ApiConfig;
-        document.getElementById('sbox-iframe').setAttribute('src',
-            ApiConfig.httpSafeOrigin + '/contacts/inner.html?' + requireConfig.urlArgs +
-                '#' + encodeURIComponent(JSON.stringify(req)));
-
-        // This is a cheap trick to avoid loading sframe-channel in parallel with the
-        // loading screen setup.
-        var done = waitFor();
-        var onMsg = function (msg) {
-            var data = JSON.parse(msg.data);
-            if (data.q !== 'READY') { return; }
-            window.removeEventListener('message', onMsg);
-            var _done = done;
-            done = function () { };
-            _done();
-        };
-        window.addEventListener('message', onMsg);
+        SFCommonO.initIframe(waitFor);
     }).nThen(function (/*waitFor*/) {
         SFCommonO.start({
             noRealtime: true,
diff --git a/www/debug/inner.html b/www/debug/inner.html
index 2ac53948c..7936c04f2 100644
--- a/www/debug/inner.html
+++ b/www/debug/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/debug/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/debug/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
         #editor1 { display: none; }
diff --git a/www/drive/inner.html b/www/drive/inner.html
index cfafb0e1f..f8295501a 100644
--- a/www/drive/inner.html
+++ b/www/drive/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/drive/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/drive/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
         #editor1 { display: none; }
diff --git a/www/drive/main.js b/www/drive/main.js
index 5eb9dbc67..ea6345b02 100644
--- a/www/drive/main.js
+++ b/www/drive/main.js
@@ -3,47 +3,17 @@ define([
     '/bower_components/nthen/index.js',
     '/api/config',
     '/common/dom-ready.js',
-    '/common/requireconfig.js',
     '/common/sframe-common-outer.js',
-], function (nThen, ApiConfig, DomReady, RequireConfig, SFCommonO) {
-    var requireConfig = RequireConfig();
+], function (nThen, ApiConfig, DomReady, SFCommonO) {
 
     // Loaded in load #2
     var hash, href;
     nThen(function (waitFor) {
         DomReady.onReady(waitFor());
     }).nThen(function (waitFor) {
-        var req = {
-            cfg: requireConfig,
-            req: [ '/common/loading.js' ],
-            pfx: window.location.origin
-        };
-        window.rc = requireConfig;
-        window.apiconf = ApiConfig;
-
-        // Hidden hash
-        hash = window.location.hash;
-        href = window.location.href;
-        if (window.history && window.history.replaceState && hash) {
-            window.history.replaceState({}, window.document.title, '#');
-        }
-
-        document.getElementById('sbox-iframe').setAttribute('src',
-            ApiConfig.httpSafeOrigin + '/drive/inner.html?' + requireConfig.urlArgs +
-                '#' + encodeURIComponent(JSON.stringify(req)));
-
-        // This is a cheap trick to avoid loading sframe-channel in parallel with the
-        // loading screen setup.
-        var done = waitFor();
-        var onMsg = function (msg) {
-            var data = JSON.parse(msg.data);
-            if (data.q !== 'READY') { return; }
-            window.removeEventListener('message', onMsg);
-            var _done = done;
-            done = function () { };
-            _done();
-        };
-        window.addEventListener('message', onMsg);
+        var obj = SFCommonO.initIframe(waitFor, true);
+        href = obj.href;
+        hash = obj.hash;
     }).nThen(function (/*waitFor*/) {
         var afterSecrets = function (Cryptpad, Utils, secret, cb, sframeChan) {
             var parsed = Utils.Hash.parsePadUrl(href);
diff --git a/www/file/inner.html b/www/file/inner.html
index 3b3ede8fc..d474ee117 100644
--- a/www/file/inner.html
+++ b/www/file/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/file/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/file/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
         #editor1 { display: none; }
diff --git a/www/file/main.js b/www/file/main.js
index 8dc1c8eef..ec0b17c6a 100644
--- a/www/file/main.js
+++ b/www/file/main.js
@@ -3,47 +3,17 @@ define([
     '/bower_components/nthen/index.js',
     '/api/config',
     '/common/dom-ready.js',
-    '/common/requireconfig.js',
     '/common/sframe-common-outer.js'
-], function (nThen, ApiConfig, DomReady, RequireConfig, SFCommonO) {
-    var requireConfig = RequireConfig();
+], function (nThen, ApiConfig, DomReady, SFCommonO) {
 
     // Loaded in load #2
     var hash, href;
     nThen(function (waitFor) {
         DomReady.onReady(waitFor());
     }).nThen(function (waitFor) {
-        var req = {
-            cfg: requireConfig,
-            req: [ '/common/loading.js' ],
-            pfx: window.location.origin
-        };
-        window.rc = requireConfig;
-        window.apiconf = ApiConfig;
-
-        // Hidden hash
-        hash = window.location.hash;
-        href = window.location.href;
-        if (window.history && window.history.replaceState && hash) {
-            window.history.replaceState({}, window.document.title, '#');
-        }
-
-        document.getElementById('sbox-iframe').setAttribute('src',
-            ApiConfig.httpSafeOrigin + '/file/inner.html?' + requireConfig.urlArgs +
-                '#' + encodeURIComponent(JSON.stringify(req)));
-
-        // This is a cheap trick to avoid loading sframe-channel in parallel with the
-        // loading screen setup.
-        var done = waitFor();
-        var onMsg = function (msg) {
-            var data = JSON.parse(msg.data);
-            if (data.q !== 'READY') { return; }
-            window.removeEventListener('message', onMsg);
-            var _done = done;
-            done = function () { };
-            _done();
-        };
-        window.addEventListener('message', onMsg);
+        var obj = SFCommonO.initIframe(waitFor, true);
+        href = obj.href;
+        hash = obj.hash;
     }).nThen(function (/*waitFor*/) {
         var addData = function (meta, Cryptpad) {
             meta.filehash = Cryptpad.currentPad.hash;
diff --git a/www/kanban/inner.html b/www/kanban/inner.html
index 0cc1ecdb2..3d94cc826 100644
--- a/www/kanban/inner.html
+++ b/www/kanban/inner.html
@@ -3,7 +3,7 @@
 
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type" />
-    <script async data-bootload="/kanban/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/kanban/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden {
             display: none;
diff --git a/www/notifications/inner.html b/www/notifications/inner.html
index c798c0def..6ac2b0d82 100644
--- a/www/notifications/inner.html
+++ b/www/notifications/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/notifications/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/notifications/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
     </style>
diff --git a/www/notifications/main.js b/www/notifications/main.js
index 20c8653f9..785fb3b5d 100644
--- a/www/notifications/main.js
+++ b/www/notifications/main.js
@@ -3,38 +3,14 @@ define([
     '/bower_components/nthen/index.js',
     '/api/config',
     '/common/dom-ready.js',
-    '/common/requireconfig.js',
     '/common/sframe-common-outer.js',
-], function (nThen, ApiConfig, DomReady, RequireConfig, SFCommonO) {
-    var requireConfig = RequireConfig();
+], function (nThen, ApiConfig, DomReady, SFCommonO) {
 
     // Loaded in load #2
     nThen(function (waitFor) {
         DomReady.onReady(waitFor());
     }).nThen(function (waitFor) {
-        var req = {
-            cfg: requireConfig,
-            req: [ '/common/loading.js' ],
-            pfx: window.location.origin
-        };
-        window.rc = requireConfig;
-        window.apiconf = ApiConfig;
-        document.getElementById('sbox-iframe').setAttribute('src',
-            ApiConfig.httpSafeOrigin + '/notifications/inner.html?' + requireConfig.urlArgs +
-                '#' + encodeURIComponent(JSON.stringify(req)));
-
-        // This is a cheap trick to avoid loading sframe-channel in parallel with the
-        // loading screen setup.
-        var done = waitFor();
-        var onMsg = function (msg) {
-            var data = JSON.parse(msg.data);
-            if (data.q !== 'READY') { return; }
-            window.removeEventListener('message', onMsg);
-            var _done = done;
-            done = function () { };
-            _done();
-        };
-        window.addEventListener('message', onMsg);
+        SFCommonO.initIframe(waitFor);
     }).nThen(function (/*waitFor*/) {
         var category;
         if (window.location.hash) {
diff --git a/www/oodoc/inner.html b/www/oodoc/inner.html
index 529c5a8d9..884ae5a00 100644
--- a/www/oodoc/inner.html
+++ b/www/oodoc/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/common/onlyoffice/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/common/onlyoffice/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
     </style>
diff --git a/www/ooslide/inner.html b/www/ooslide/inner.html
index d06820db2..e7c4e111f 100644
--- a/www/ooslide/inner.html
+++ b/www/ooslide/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/common/onlyoffice/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/common/onlyoffice/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
     </style>
diff --git a/www/pad/inner.html b/www/pad/inner.html
index e4dbcdf95..17bfec308 100644
--- a/www/pad/inner.html
+++ b/www/pad/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll cp-app-print">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/pad/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/pad/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
     html, body {
         margin: 0px;
diff --git a/www/poll/inner.html b/www/poll/inner.html
index e073ab539..30e7bfef8 100644
--- a/www/poll/inner.html
+++ b/www/poll/inner.html
@@ -3,7 +3,7 @@
 <head>
     <meta name="viewport" content="width=device-width, initial-scale=1.0"/>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/poll/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/poll/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
         #editor1 { display: none; }
diff --git a/www/poll/main.js b/www/poll/main.js
index d1bdca24d..644761f32 100644
--- a/www/poll/main.js
+++ b/www/poll/main.js
@@ -3,47 +3,17 @@ define([
     '/bower_components/nthen/index.js',
     '/api/config',
     '/common/dom-ready.js',
-    '/common/requireconfig.js',
     '/common/sframe-common-outer.js',
-], function (nThen, ApiConfig, DomReady, RequireConfig, SFCommonO) {
-    var requireConfig = RequireConfig();
+], function (nThen, ApiConfig, DomReady, SFCommonO) {
 
     // Loaded in load #2
     var hash, href;
     nThen(function (waitFor) {
         DomReady.onReady(waitFor());
     }).nThen(function (waitFor) {
-        var req = {
-            cfg: requireConfig,
-            req: [ '/common/loading.js' ],
-            pfx: window.location.origin
-        };
-        window.rc = requireConfig;
-        window.apiconf = ApiConfig;
-
-        // Hidden hash
-        hash = window.location.hash;
-        href = window.location.href;
-        if (window.history && window.history.replaceState && hash) {
-            window.history.replaceState({}, window.document.title, '#');
-        }
-
-        document.getElementById('sbox-iframe').setAttribute('src',
-            ApiConfig.httpSafeOrigin + '/poll/inner.html?' + requireConfig.urlArgs +
-                '#' + encodeURIComponent(JSON.stringify(req)));
-
-        // This is a cheap trick to avoid loading sframe-channel in parallel with the
-        // loading screen setup.
-        var done = waitFor();
-        var onMsg = function (msg) {
-            var data = JSON.parse(msg.data);
-            if (data.q !== 'READY') { return; }
-            window.removeEventListener('message', onMsg);
-            var _done = done;
-            done = function () { };
-            _done();
-        };
-        window.addEventListener('message', onMsg);
+        var obj = SFCommonO.initIframe(waitFor, true);
+        href = obj.href;
+        hash = obj.hash;
     }).nThen(function (/*waitFor*/) {
         SFCommonO.start({
             hash: hash,
diff --git a/www/profile/inner.html b/www/profile/inner.html
index 1decad2c7..d98dcc821 100644
--- a/www/profile/inner.html
+++ b/www/profile/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/profile/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/profile/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
     </style>
diff --git a/www/profile/main.js b/www/profile/main.js
index 92b24b3fc..b041d926a 100644
--- a/www/profile/main.js
+++ b/www/profile/main.js
@@ -3,38 +3,14 @@ define([
     '/bower_components/nthen/index.js',
     '/api/config',
     '/common/dom-ready.js',
-    '/common/requireconfig.js',
     '/common/sframe-common-outer.js',
-], function (nThen, ApiConfig, DomReady, RequireConfig, SFCommonO) {
-    var requireConfig = RequireConfig();
+], function (nThen, ApiConfig, DomReady, SFCommonO) {
 
     // Loaded in load #2
     nThen(function (waitFor) {
         DomReady.onReady(waitFor());
     }).nThen(function (waitFor) {
-        var req = {
-            cfg: requireConfig,
-            req: [ '/common/loading.js' ],
-            pfx: window.location.origin
-        };
-        window.rc = requireConfig;
-        window.apiconf = ApiConfig;
-        document.getElementById('sbox-iframe').setAttribute('src',
-            ApiConfig.httpSafeOrigin + '/profile/inner.html?' + requireConfig.urlArgs +
-                '#' + encodeURIComponent(JSON.stringify(req)));
-
-        // This is a cheap trick to avoid loading sframe-channel in parallel with the
-        // loading screen setup.
-        var done = waitFor();
-        var onMsg = function (msg) {
-            var data = JSON.parse(msg.data);
-            if (data.q !== 'READY') { return; }
-            window.removeEventListener('message', onMsg);
-            var _done = done;
-            done = function () { };
-            _done();
-        };
-        window.addEventListener('message', onMsg);
+        SFCommonO.initIframe(waitFor);
     }).nThen(function (/*waitFor*/) {
         var getSecrets = function (Cryptpad, Utils, cb) {
             var Hash = Utils.Hash;
diff --git a/www/secureiframe/inner.html b/www/secureiframe/inner.html
index 29c3cf797..97bfb3930 100644
--- a/www/secureiframe/inner.html
+++ b/www/secureiframe/inner.html
@@ -2,7 +2,7 @@
 <html style="height: 100%; background: transparent;">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/secureiframe/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/secureiframe/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
         body #cp-loading {
diff --git a/www/secureiframe/main.js b/www/secureiframe/main.js
index 49e94a252..1bf5e3e7b 100644
--- a/www/secureiframe/main.js
+++ b/www/secureiframe/main.js
@@ -4,7 +4,8 @@ define([
     '/api/config',
     'jquery',
     '/common/requireconfig.js',
-], function (nThen, ApiConfig, $, RequireConfig) {
+    '/customize/messages.js',
+], function (nThen, ApiConfig, $, RequireConfig, Messages) {
     var requireConfig = RequireConfig();
 
     var ready = false;
@@ -15,10 +16,12 @@ define([
         nThen(function (waitFor) {
             $(waitFor());
         }).nThen(function (waitFor) {
+            var lang = Messages._languageUsed;
             var req = {
                 cfg: requireConfig,
                 req: [ '/common/loading.js' ],
-                pfx: window.location.origin
+                pfx: window.location.origin,
+                lang: lang
             };
             window.rc = requireConfig;
             window.apiconf = ApiConfig;
diff --git a/www/settings/inner.html b/www/settings/inner.html
index c228a9aaa..979b4336e 100644
--- a/www/settings/inner.html
+++ b/www/settings/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/settings/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/settings/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
     </style>
diff --git a/www/settings/main.js b/www/settings/main.js
index bbc0f87d3..750423a1d 100644
--- a/www/settings/main.js
+++ b/www/settings/main.js
@@ -3,38 +3,14 @@ define([
     '/bower_components/nthen/index.js',
     '/api/config',
     '/common/dom-ready.js',
-    '/common/requireconfig.js',
     '/common/sframe-common-outer.js'
-], function (nThen, ApiConfig, DomReady, RequireConfig, SFCommonO) {
-    var requireConfig = RequireConfig();
+], function (nThen, ApiConfig, DomReady, SFCommonO) {
 
     // Loaded in load #2
     nThen(function (waitFor) {
         DomReady.onReady(waitFor());
     }).nThen(function (waitFor) {
-        var req = {
-            cfg: requireConfig,
-            req: [ '/common/loading.js' ],
-            pfx: window.location.origin
-        };
-        window.rc = requireConfig;
-        window.apiconf = ApiConfig;
-        document.getElementById('sbox-iframe').setAttribute('src',
-            ApiConfig.httpSafeOrigin + '/settings/inner.html?' + requireConfig.urlArgs +
-                '#' + encodeURIComponent(JSON.stringify(req)));
-
-        // This is a cheap trick to avoid loading sframe-channel in parallel with the
-        // loading screen setup.
-        var done = waitFor();
-        var onMsg = function (msg) {
-            var data = JSON.parse(msg.data);
-            if (data.q !== 'READY') { return; }
-            window.removeEventListener('message', onMsg);
-            var _done = done;
-            done = function () { };
-            _done();
-        };
-        window.addEventListener('message', onMsg);
+        SFCommonO.initIframe(waitFor);
     }).nThen(function (/*waitFor*/) {
         var addRpc = function (sframeChan, Cryptpad, Utils) {
             sframeChan.on('Q_THUMBNAIL_CLEAR', function (d, cb) {
diff --git a/www/sheet/inner.html b/www/sheet/inner.html
index 07d21904d..68949568f 100644
--- a/www/sheet/inner.html
+++ b/www/sheet/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/common/onlyoffice/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/common/onlyoffice/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
     </style>
diff --git a/www/slide/inner.html b/www/slide/inner.html
index c04091cf7..f067e8a2f 100644
--- a/www/slide/inner.html
+++ b/www/slide/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll cp-app-print">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/slide/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/slide/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
         #editor1 { display: none; }
diff --git a/www/support/inner.html b/www/support/inner.html
index 9e0843a97..d1f2e263d 100644
--- a/www/support/inner.html
+++ b/www/support/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/support/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/support/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
     </style>
diff --git a/www/support/main.js b/www/support/main.js
index b5ca65126..1dc8c0e56 100644
--- a/www/support/main.js
+++ b/www/support/main.js
@@ -3,40 +3,16 @@ define([
     '/bower_components/nthen/index.js',
     '/api/config',
     '/common/dom-ready.js',
-    '/common/requireconfig.js',
     '/common/sframe-common-outer.js',
     '/common/outer/local-store.js',
     '/common/outer/login-block.js',
-], function (nThen, ApiConfig, DomReady, RequireConfig, SFCommonO, LocalStore, Block) {
-    var requireConfig = RequireConfig();
+], function (nThen, ApiConfig, DomReady, SFCommonO, LocalStore, Block) {
 
     // Loaded in load #2
     nThen(function (waitFor) {
         DomReady.onReady(waitFor());
     }).nThen(function (waitFor) {
-        var req = {
-            cfg: requireConfig,
-            req: [ '/common/loading.js' ],
-            pfx: window.location.origin
-        };
-        window.rc = requireConfig;
-        window.apiconf = ApiConfig;
-        document.getElementById('sbox-iframe').setAttribute('src',
-            ApiConfig.httpSafeOrigin + '/support/inner.html?' + requireConfig.urlArgs +
-                '#' + encodeURIComponent(JSON.stringify(req)));
-
-        // This is a cheap trick to avoid loading sframe-channel in parallel with the
-        // loading screen setup.
-        var done = waitFor();
-        var onMsg = function (msg) {
-            var data = JSON.parse(msg.data);
-            if (data.q !== 'READY') { return; }
-            window.removeEventListener('message', onMsg);
-            var _done = done;
-            done = function () { };
-            _done();
-        };
-        window.addEventListener('message', onMsg);
+        SFCommonO.initIframe(waitFor);
     }).nThen(function (/*waitFor*/) {
         var category;
         if (window.location.hash) {
diff --git a/www/teams/inner.html b/www/teams/inner.html
index 243a74edf..5ec12c287 100644
--- a/www/teams/inner.html
+++ b/www/teams/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/teams/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/teams/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
         #editor1 { display: none; }
diff --git a/www/teams/main.js b/www/teams/main.js
index cab84d160..722cd7c1b 100644
--- a/www/teams/main.js
+++ b/www/teams/main.js
@@ -3,47 +3,17 @@ define([
     '/bower_components/nthen/index.js',
     '/api/config',
     '/common/dom-ready.js',
-    '/common/requireconfig.js',
     '/common/sframe-common-outer.js',
-], function (nThen, ApiConfig, DomReady, RequireConfig, SFCommonO) {
-    var requireConfig = RequireConfig();
+], function (nThen, ApiConfig, DomReady, SFCommonO) {
 
     // Loaded in load #2
     var hash, href;
     nThen(function (waitFor) {
         DomReady.onReady(waitFor());
     }).nThen(function (waitFor) {
-        var req = {
-            cfg: requireConfig,
-            req: [ '/common/loading.js' ],
-            pfx: window.location.origin
-        };
-        window.rc = requireConfig;
-        window.apiconf = ApiConfig;
-
-        // Hidden hash
-        hash = window.location.hash;
-        href = window.location.href;
-        if (window.history && window.history.replaceState && hash) {
-            window.history.replaceState({}, window.document.title, '#');
-        }
-
-        document.getElementById('sbox-iframe').setAttribute('src',
-            ApiConfig.httpSafeOrigin + '/teams/inner.html?' + requireConfig.urlArgs +
-                '#' + encodeURIComponent(JSON.stringify(req)));
-
-        // This is a cheap trick to avoid loading sframe-channel in parallel with the
-        // loading screen setup.
-        var done = waitFor();
-        var onMsg = function (msg) {
-            var data = JSON.parse(msg.data);
-            if (data.q !== 'READY') { return; }
-            window.removeEventListener('message', onMsg);
-            var _done = done;
-            done = function () { };
-            _done();
-        };
-        window.addEventListener('message', onMsg);
+        var obj = SFCommonO.initIframe(waitFor, true);
+        href = obj.href;
+        hash = obj.hash;
     }).nThen(function (/*waitFor*/) {
         var teamId;
         var addRpc = function (sframeChan, Cryptpad, Utils) {
diff --git a/www/todo/inner.html b/www/todo/inner.html
index 85b676a17..93fad6df3 100644
--- a/www/todo/inner.html
+++ b/www/todo/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/todo/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/todo/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
     </style>
diff --git a/www/whiteboard/inner.html b/www/whiteboard/inner.html
index 533b4568f..4b56440e3 100644
--- a/www/whiteboard/inner.html
+++ b/www/whiteboard/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/whiteboard/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/whiteboard/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
         #editor1 { display: none; }
diff --git a/www/worker/inner.html b/www/worker/inner.html
index 6ee87fa8f..a235a58c9 100644
--- a/www/worker/inner.html
+++ b/www/worker/inner.html
@@ -2,7 +2,7 @@
 <html class="cp-app-noscroll">
 <head>
     <meta content="text/html; charset=utf-8" http-equiv="content-type"/>
-    <script async data-bootload="/worker/inner.js" data-main="/common/sframe-boot.js?ver=1.6" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
+    <script async data-bootload="/worker/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
     <style>
         .loading-hidden { display: none; }
     </style>
diff --git a/www/worker/main.js b/www/worker/main.js
index 04dffa748..633982146 100644
--- a/www/worker/main.js
+++ b/www/worker/main.js
@@ -3,38 +3,14 @@ define([
     '/bower_components/nthen/index.js',
     '/api/config',
     '/common/dom-ready.js',
-    '/common/requireconfig.js',
     '/common/sframe-common-outer.js'
-], function (nThen, ApiConfig, DomReady, RequireConfig, SFCommonO) {
-    var requireConfig = RequireConfig();
+], function (nThen, ApiConfig, DomReady, SFCommonO) {
 
     // Loaded in load #2
     nThen(function (waitFor) {
         DomReady.onReady(waitFor());
     }).nThen(function (waitFor) {
-        var req = {
-            cfg: requireConfig,
-            req: [ '/common/loading.js' ],
-            pfx: window.location.origin
-        };
-        window.rc = requireConfig;
-        window.apiconf = ApiConfig;
-        document.getElementById('sbox-iframe').setAttribute('src',
-            ApiConfig.httpSafeOrigin + '/worker/inner.html?' + requireConfig.urlArgs +
-                '#' + encodeURIComponent(JSON.stringify(req)));
-
-        // This is a cheap trick to avoid loading sframe-channel in parallel with the
-        // loading screen setup.
-        var done = waitFor();
-        var onMsg = function (msg) {
-            var data = JSON.parse(msg.data);
-            if (data.q !== 'READY') { return; }
-            window.removeEventListener('message', onMsg);
-            var _done = done;
-            done = function () { };
-            _done();
-        };
-        window.addEventListener('message', onMsg);
+        SFCommonO.initIframe(waitFor);
     }).nThen(function (/*waitFor*/) {
         SFCommonO.start({
             noRealtime: true,