roc/www/optimize.sh
Ikko Eltociear Ashimine 38ad8f1061
Fix typo in optimize.sh
occurances -> occurrences

Signed-off-by: Ikko Eltociear Ashimine <eltociear@gmail.com>
2023-11-22 01:02:02 +09:00

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#!/usr/bin/env sh
set -eu
function hash_file {
# the file to rename
filename="$1"
# generate SHA256 hash of the file content
hash=$(sha256sum "${filename}" | head -c 8)
# get the filename without the extension and the extension
base="${filename%.*}"
ext="${filename##*.}"
# build new filename
echo "${base}-${hash}.${ext}"
}
content=$(cat content/*.md)
pushd dist/fonts
for ttf_file in *.ttf; do
# Subset the font into a new file, then replace the original
hb-subset "${ttf_file}" "${content}" --output-file "${ttf_file}.subset"
mv "${ttf_file}.subset" "${ttf_file}"
# Compress into woff2
woff2_compress "${ttf_file}"
# Rename ttf with hash
hashed_ttf=$(hash_file "${ttf_file}")
mv "${ttf_file}" "${hashed_ttf}"
# Rename woff2 with hash
woff2_file="${ttf_file%.*}.woff2"
hashed_woff2=$(hash_file "${woff2_file}")
mv "${woff2_file}" "${hashed_woff2}"
# Replace urls in the CSS
sed -i -e "s:/${ttf_file}:/${hashed_ttf}:g" -e "s:/${woff2_file}:/${hashed_woff2}:g" ../wip/site.css
done
popd
# Minify the CSS file, and let esbuild add a content hash to the file name
npm exec --yes esbuild -- --minify dist/site.css --outdir=dist/ --entry-names='[name]-[hash]'
# Remove unused original file
rm dist/site.css
# Find the new filename
css_with_hash=$(basename dist/site-*.css)
# Replace all occurrences in the html
sed -i "s:/wip/site.css:/wip/${css_with_hash}:g" dist/*.html