From 2b443bca8830fc43e72ac4e3b7aca368adbb2cd5 Mon Sep 17 00:00:00 2001
From: Luca Zeuch <l-zeuch@email.de>
Date: Mon, 13 Jan 2025 12:23:16 +0100
Subject: [PATCH] images: avoid lightbox link collissions

Some image IDs collide with eachother, because `.Ordinal` seems to be
reset for no apparent reason. Hash the filename instead, thereby
generating unique IDs (local to a single page) and avoiding their
respective lightbox being in conflict.

Signed-off-by: Luca Zeuch <l-zeuch@email.de>
---
 layouts/_default/_markup/render-image.html | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/layouts/_default/_markup/render-image.html b/layouts/_default/_markup/render-image.html
index 4f5d8d7..846a405 100644
--- a/layouts/_default/_markup/render-image.html
+++ b/layouts/_default/_markup/render-image.html
@@ -92,13 +92,13 @@
 {{- end }}
 
 {{- /* Determine id attribute. */}}
-{{- $id := printf "h-rh-i-%d" .Ordinal }}
+{{- $id := printf "h-rh-i-%s" (md5 $u.Path) }}
 {{- with .Attributes.id }}
   {{- $id = . }}
 {{- end }}
 
 {{- /* Initialize attributes. */}}
-{{- $attrs := merge .Attributes (dict "id" $id "alt" .Text "title" (.Title | transform.HTMLEscape) "src" $u.String) }}
+{{- $attrs := merge .Attributes (dict "id" $id "alt" .Text "title" (.Title | transform.HTMLEscape) "src" $u.Path) }}
 
 {{- /* Merge attributes from resource. */}}
 {{- with $r }}