ohmyzsh/plugins/universalarchive/universalarchive.plugin.zsh
Konfekt 492f712df2
feat(plugins): add universalarchive plugin to conveniently compress files (#6846)
Co-authored-by: Marc Cornellà <marc.cornella@live.com>
2021-01-05 18:53:29 +01:00

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function ua() {
local usage=\
"Archive files and directories using a given compression algorithm.
Usage: $0 <format> <files>
Example: $0 tbz PKGBUILD
Supported archive formats are:
7z, bz2, gz, lzma, lzo, rar, tar, tbz (tar.bz2), tgz (tar.gz),
tlz (tar.lzma), txz (tar.xz), tZ (tar.Z), xz, Z, zip, and zst."
if [[ $# -lt 2 ]]; then
echo >&2 "$usage"
return 1
fi
local ext="$1"
local input="$(realpath "$2")"
shift
if [[ ! -e "$input" ]]; then
echo >&2 "$input not found"
return 1
fi
# generate output file name
local output
if [[ $# -gt 1 ]]; then
output="$(basename "${input%/*}")"
elif [[ -f "$input" ]]; then
output="$(basename "${input%.[^.]*}")"
elif [[ -d "$input" ]]; then
output="$(basename "${input}")"
fi
# if output file exists, generate a random name
if [[ -f "${output}.${ext}" ]]; then
output=$(mktemp "${output}_XXX") && rm "$output" || return 1
fi
# add extension
output="${output}.${ext}"
# safety check
if [[ -f "$output" ]]; then
echo >&2 "output file '$output' already exists. Aborting"
return 1
fi
case "$ext" in
7z) 7z u "${output}" "${@}" ;;
bz2) bzip2 -vcf "${@}" > "${output}" ;;
gz) gzip -vcf "${@}" > "${output}" ;;
lzma) lzma -vc -T0 "${@}" > "${output}" ;;
lzo) lzop -vc "${@}" > "${output}" ;;
rar) rar a "${output}" "${@}" ;;
tar) tar -cvf "${output}" "${@}" ;;
tbz|tar.bz2) tar -cvjf "${output}" "${@}" ;;
tgz|tar.gz) tar -cvzf "${output}" "${@}" ;;
tlz|tar.lzma) XZ_OPT=-T0 tar --lzma -cvf "${output}" "${@}" ;;
txz|tar.xz) XZ_OPT=-T0 tar -cvJf "${output}" "${@}" ;;
tZ|tar.Z) tar -cvZf "${output}" "${@}" ;;
xz) xz -vc -T0 "${@}" > "${output}" ;;
Z) compress -vcf "${@}" > "${output}" ;;
zip) zip -rull "${output}" "${@}" ;;
zst) zstd -c -T0 "${@}" > "${output}" ;;
*) echo >&2 "$usage"; return 1 ;;
esac
}