From e56d0d0fcf9914d43ffec1686b76771143570132 Mon Sep 17 00:00:00 2001
From: Daniel Schadt <kingdread@gmx.de>
Date: Fri, 3 Oct 2025 17:38:38 +0200
Subject: use preview URL with secret in opengraph tag

---
 fietsboek/templates/details.jinja2 | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/fietsboek/templates/details.jinja2 b/fietsboek/templates/details.jinja2
index 4fd3341..631149c 100644
--- a/fietsboek/templates/details.jinja2
+++ b/fietsboek/templates/details.jinja2
@@ -2,11 +2,16 @@
 {% import "util.jinja2" as util with context %}
 
 {% block extrahead %}
+{% if 'secret' in request.GET %}
+{% set preview_url = request.route_url('track-map', track_id=track.id, _query=[('secret', request.GET['secret'])]) %}
+{% else %}
+{% set preview_url = request.route_url('track-map', track_id=track.id) %}
+{% endif %}
 <meta property="og:title" content="{{ track.title | default(track.date | format_datetime, true) }}">
 <meta property="og:type" content="website">
 <meta property="og:url" content="{{ request.url }}">
-<meta property="og:image" content="{{ request.route_url('track-map', track_id=track.id) }}">
-<meta property="og:image:url" content="{{ request.route_url('track-map', track_id=track.id) }}">
+<meta property="og:image" content="{{ preview_url }}">
+<meta property="og:image:url" content="{{ preview_url }}">
 <meta property="og:image:type" content="image/png">
 <meta property="og:image:alt" content="Track overview">
 <meta property="og:description" content="{{ (track.length / 1000) | round(2) | format_decimal }} km{% if og_description %}: {{ og_description }}{% endif %}">
-- 
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