From 22e15acc1e617174a9fde3e53100a1b71ca7f462 Mon Sep 17 00:00:00 2001
From: Florian Bruhin <me@the-compiler.org>
Date: Tue, 26 May 2020 16:48:00 +0200
Subject: Update Qt 5.15 session workaround for lazy_restore

See #5359

(cherry picked from commit 093a454bf4e386eda8715bc3ea2b217760d5f070)
---
 qutebrowser/browser/webengine/webenginetab.py | 6 +++++-
 qutebrowser/html/warning-sessions.html        | 1 +
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/qutebrowser/browser/webengine/webenginetab.py b/qutebrowser/browser/webengine/webenginetab.py
index 647fa60ab..f61404f4e 100644
--- a/qutebrowser/browser/webengine/webenginetab.py
+++ b/qutebrowser/browser/webengine/webenginetab.py
@@ -648,7 +648,11 @@ class WebEngineHistoryPrivate(browsertab.AbstractHistoryPrivate):
         if qtutils.version_check('5.15', compiled=False):
             # WORKAROUND for https://github.com/qutebrowser/qutebrowser/issues/5359
             if items:
-                self._tab.load_url(items[-1].url)
+                url = items[-1].url
+                if ((url.scheme(), url.host()) == ('qute', 'back') and
+                        len(items) >= 2):
+                    url = items[-2].url
+                self._tab.load_url(url)
             return
 
         if items:
diff --git a/qutebrowser/html/warning-sessions.html b/qutebrowser/html/warning-sessions.html
index f93971c6a..dd0c4127b 100644
--- a/qutebrowser/html/warning-sessions.html
+++ b/qutebrowser/html/warning-sessions.html
@@ -15,6 +15,7 @@ qute://warning/sessions</span> to show it again at a later time.</span>
 
 <ul>
     <li>Loading a session with this release will <b>only load the most recently opened page</b> for every tab. As a result, the back/forward-history of every tab <b>will be lost</b> as soon as the session is saved again.</li>
+    <li>Due to that, the <span class="mono">session.lazy_restore</span> setting does not have any effect.</li>
     <li>A one-time backup of the session folder has been created at <span class="mono">{{ datadir }}{{ sep }}sessions{{ sep }}before-qt-515</span>.</li>
 </ul>
 
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