mirror of
https://github.com/stalwartlabs/stalwart.git
synced 2026-08-18 16:01:11 +00:00
Maurus Decimus
57 lines
1.3 KiB
Bash
Executable File
57 lines
1.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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#
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# Minify a self-contained HTML file (with inlined <style> and <script>).
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#
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# Uses html-minifier-terser via `npx`, which runs it from npx's cache without
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# touching the repo's package.json / node_modules. The first invocation will
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# download the package; subsequent runs are instant.
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#
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# Usage:
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# resources/scripts/minify_html.sh path/to/file.html
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#
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# Writes `path/to/file.min.html` next to the source.
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set -euo pipefail
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if [[ $# -ne 1 ]]; then
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echo "usage: $(basename "$0") <file.html>" >&2
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exit 1
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fi
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src="$1"
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if [[ ! -f "$src" ]]; then
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echo "error: not a file: $src" >&2
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exit 1
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fi
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if ! command -v npx >/dev/null 2>&1; then
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echo "error: npx not found in PATH (install Node.js)" >&2
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exit 1
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fi
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# login.html -> login.min.html
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dir=$(dirname -- "$src")
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base=$(basename -- "$src")
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stem="${base%.*}"
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ext="${base##*.}"
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dst="$dir/$stem.$ext.min"
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npx -y html-minifier-terser@latest \
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--collapse-whitespace \
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--conservative-collapse \
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--remove-comments \
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--minify-css true \
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--minify-js true \
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--decode-entities \
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-o "$dst" \
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"$src"
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before=$(wc -c < "$src" | tr -d ' ')
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after=$(wc -c < "$dst" | tr -d ' ')
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saved=$((before - after))
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pct=$(awk "BEGIN { printf \"%.1f\", ($saved / $before) * 100 }")
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echo "$src -> $dst"
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echo " $before B -> $after B ($saved B, $pct% smaller)"
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