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Merge pull request #13 from obscureorganization/add-btidy
Add btidy, misc provisioning script fixes
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| #!/usr/bin/env bash | ||
| # | ||
| # btidy.sh | ||
| # | ||
| # Use HTML tidy on just the body of an HTML file. | ||
| # See https://www.html-tidy.org/ for documentation on tidy. | ||
| # | ||
| # When used as a filter, this will enclose each line of tidy output in | ||
| # an HTML comment. | ||
| # | ||
| # Usage: | ||
| # ./btidy.sh <filename> [options] ... | ||
| # | ||
| # # From vi family editors, assuming btidy.sh is in your path: | ||
| # :% ! btidy.sh [options] | ||
| # # vi example in a marked section: | ||
| # :'a,'b ! btidy.sh -i | ||
| # | ||
| # Copyright (C) 2024 by The Obscure Organization | ||
| # | ||
| # MIT licensed. See the LICENSE file for details. | ||
| # | ||
| # Release History: | ||
| # | ||
| # 1.0 (Sat Dec 14, 2024) | ||
| # First public release | ||
|
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| # Use bash unofficial strict mode | ||
| set -euo pipefail | ||
| IFS=$'\n\t' | ||
|
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| DEBUG=${DEBUG:-false} | ||
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| # Thanks https://stackoverflow.com/a/17805088 | ||
| $DEBUG && export PS4='${LINENO}: ' && set -x | ||
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| TMPFILE=$(mktemp /tmp/btidy.XXXXXX) | ||
| TMPERR=$(mktemp /tmp/btidy-err.XXXXXX) | ||
| TMPOUT=$(mktemp /tmp/btidy-out.XXXXXX) | ||
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| # remove tempfile on exit | ||
| function finish { | ||
| rm -f "$TMPFILE" "$TMPERR" | ||
| } | ||
| trap finish EXIT | ||
|
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| # Nice, thanks https://www.cyberciti.biz/faq/linux-unix-bsd-apple-osx-bash-get-last-argument/ | ||
| FILE="${BASH_ARGV[0]:-}" | ||
| if [ -z "$FILE" ]; then | ||
| ARGS="$*" | ||
| FILE=/dev/stdin | ||
| elif [ -f "$FILE" ]; then | ||
| # If a file is specified as the last CLI option, consume the last parameter | ||
| # tricksy - thanks https://unix.stackexchange.com/a/273531 | ||
| # shellcheck disable=2124 | ||
| ARGS="${@:1:$#-1}" | ||
| else | ||
| ARGS="$*" | ||
| FILE=/dev/stdin | ||
| fi | ||
|
|
||
| cat <<EOF > "$TMPFILE" | ||
| <!doctype html> | ||
| <html><head><title>invisible</title></head> | ||
| <body> | ||
| EOF | ||
| cat "$FILE" >> "$TMPFILE" | ||
| set +e | ||
| # shellcheck disable=SC2048,SC2086 | ||
| tidy -q --show-body-only y $ARGS "$TMPFILE" > "$TMPOUT" 2>"$TMPERR" | ||
| EXITCODE=$? | ||
| set -e | ||
|
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| if [[ "$EXITCODE" -gt 0 ]]; then | ||
| echo "WARNING: tidy had non-zero exit $EXITCODE" >> "$TMPERR" | ||
| fi | ||
| if [[ "$FILE" != "/dev/stdin" ]] \ | ||
| && echo "$ARGS" | grep --quiet -E -- '-m|--modify' | ||
| then | ||
| cat "$TMPFILE" > "$FILE" | ||
| else | ||
| if [[ -s "$TMPERR" ]]; then | ||
| TV="$(tidy --version)" | ||
| printf '<!-- %s -->\n' "$TV" | ||
| sed 's/^\(.*\)$/<!-- \1 -->/' "$TMPERR" | ||
| fi | ||
| cat "$TMPOUT" | ||
| fi | ||
|
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| exit $EXITCODE |
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