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linux/.config/bash/module/pack.sh

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export _unpack_supported=".tar$|.tgz$|.txz$|.tar.gz$|.tar.xz$|.zip$|.iso$|.rar$"
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# Pack files into desired format.
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# All files and directories by default.
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# Usage: pack <TARGET.ext> [FILES]
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function pack() {
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local IFS=$'\n'
local output="${1}"
local targets=("${@:2}")
local format="${output##*.}"
local name="${output%.*}"
# report no output.
if [[ "${output}" = "" ]]; then
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help pack
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return 2
fi
# report no format.
if [[ "${format}" = "" ]]; then
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_error "Could not determine output format."
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help pack
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return 2
fi
# All targets by default.
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[[ "${targets}" = "" ]] && targets=(*)
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# process.
case "${format}" in
"tgz")
_pack_tgz "${output}" "${targets[@]}"
;;
"txz")
_pack_txz "${output}" "${targets[@]}"
;;
"tar")
_pack_tar "${output}" "${targets[@]}"
;;
"zip")
_pack_zip "${output}" "${targets[@]}"
;;
"gz")
_pack_gz "${output}" "${targets[@]}"
;;
"xz")
_pack_xz "${output}" "${targets[@]}"
;;
*)
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_error "${target}: Format not supported."
return 2
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;;
esac
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_iterate_targets process ${targets[@]}
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}
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# Attempt to unpack.
# All supported formats by default.
# Usage: unpack [FILES]
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function unpack() {
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local IFS=$'\n'
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local targets=(${@})
[[ "${targets}" = "" ]] && targets=($(_ls_files | grep -E ${_unpack_supported}))
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process() {
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# unpack file type.
local type="${target##*.}"
[[ "${target}" =~ .tar.gz$ ]] && type="tar.gz"
[[ "${target}" =~ .tar.xz$ ]] && type="tar.xz"
# unpack content.
case "${type,,}" in
"zip")
_unpack_zip "${target}"
;;
"7z")
_unpack_7z "${target}"
;;
"tgz"|"tar.gz")
_unpack_tgz "${target}"
;;
"txz"|"tar.xz")
_unpack_txz "${target}"
;;
"tar")
_unpack_tar "${target}"
;;
"iso")
_unpack_iso "${target}"
;;
"rar")
_unpack_rar "${target}"
;;
"xz")
_unpack_xz "${target}"
;;
"gz")
_unpack_gz "${target}"
;;
*)
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_error "${target}: Format not supported."
return 2
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;;
esac
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}
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_iterate_targets process ${targets[@]}
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}
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function _pack_zip() {
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zip -9 -r "${@}"
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}
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function _pack_tgz() {
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tar -c "${@:2}" | pv -s $(du -csb "${@:2}" | sed -n -e '$p' | awk '{print $1}') | gzip -1 > "${1}"
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}
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function _pack_txz() {
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tar -c "${@:2}" | pv -s $(du -csb "${@:2}" | sed -n -e '$p' | awk '{print $1}') | xz -9e > "${1}"
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}
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function _pack_tar() {
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tar -c "${@:2}" | pv -s $(du -csb "${@:2}" | sed -n -e '$p' | awk '{print $1}') > "${1}"
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}
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function _pack_gz() {
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pv "${2}" | gzip -1 > "${1}"
}
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function _pack_xz() {
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pv "${2}" | xz -9e > "${1}"
}
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function _unpack_zip() {
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unzip "${1}"
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}
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function _unpack_7z() {
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7za x "${1}"
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}
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function _unpack_tgz() {
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pv "${1}" | gzip -d | tar -xf -
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}
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function _unpack_txz() {
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pv "${1}" | xz -d | tar -xf -
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}
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function _unpack_tar() {
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pv "${1}" | tar -xf -
}
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function _unpack_iso() {
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7za x "${1}"
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}
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function _unpack_rar() {
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unrar x "${1}"
}
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function _unpack_gz() {
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pv "${1}" | gzip -d > "${1%.gz}"
}
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function _unpack_xz() {
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pv "${1}" | xz -d > "${1%.xz}"
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}