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pvv-nixos-config
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bekkalokk: pvv-nettsiden-gallery: Improve thumbnail generation

This commit is contained in:
Felix Albrigtsen 2024-04-14 02:04:18 +02:00
parent ee335e3712
commit 1e4195ea9d
1 changed files with 10 additions and 4 deletions
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14
hosts/bekkalokk/services/website/fetch-gallery.nix
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@ -34,8 +34,8 @@ in {
# Delete files and directories that exists in the gallery that don't exist in the tarball # Delete files and directories that exists in the gallery that don't exist in the tarball
filesToRemove=$(uniq -u <(sort <(find . -not -path "./.thumbnails*") <(tar -tf ${transferDir}/gallery.tar.gz | sed 's|/$||'))) filesToRemove=$(uniq -u <(sort <(find . -not -path "./.thumbnails*") <(tar -tf ${transferDir}/gallery.tar.gz | sed 's|/$||')))
while IFS= read fname; do while IFS= read fname; do
rm -f $fname ||: rm -f "$fname" ||:
rm -f .thumbnails/$fname.png ||: rm -f ".thumbnails/$fname.png" ||:
done <<< "$filesToRemove" done <<< "$filesToRemove"
find . -type d -empty -delete find . -type d -empty -delete
@ -44,11 +44,17 @@ in {
images=$(find . -type f -not -path "./.thumbnails*") images=$(find . -type f -not -path "./.thumbnails*")
while IFS= read fname; do while IFS= read fname; do
[ -f ".thumbnails/$fname.png" ] && continue ||: # Skip this file if an up-to-date thumbnail already exists
if [ -f ".thumbnails/$fname.png" ] && \
[ "$(date -R -r "$fname")" == "$(date -R -r ".thumbnails/$fname.png")" ]
then
continue
fi
echo "Creating thumbnail for $fname" echo "Creating thumbnail for $fname"
mkdir -p $(dirname ".thumbnails/$fname") mkdir -p $(dirname ".thumbnails/$fname")
convert -define jpeg:size=200x200 "$fname" -thumbnail 500 -auto-orient ".thumbnails/$fname.png" ||: convert -define jpeg:size=200x200 "$fname" -thumbnail 300 -auto-orient ".thumbnails/$fname.png" ||:
touch -m -d "$(date -R -r "$fname")" ".thumbnails/$fname.png"
done <<< "$images" done <<< "$images"
''; '';