bash-it/plugins/available/extract.plugin.bash

85 lines
2.3 KiB
Bash

# shellcheck shell=bash
about-plugin 'one command to extract them all...'
# extract file(s) from compressed status
function extract() {
local opt OPTIND=1 verbose
local filename filedirname targetdirname
while getopts "hv" opt; do
case "$opt" in
h)
cat << EOU
Usage: ${FUNCNAME[0]} [option] <archives>
options:
-h show this message and exit
-v verbosely list files processed
EOU
return
;;
v)
local -r verbose='v'
;;
?)
extract -h >&2
return 1
;;
esac
done
shift $((OPTIND - 1))
if [[ $# -eq 0 ]]; then
extract -h
return 1
fi
while [[ $# -gt 0 ]]; do
if [[ ! -f "${1:-}" ]]; then
echo "extract: '$1' is not a valid file" >&2
shift
continue
fi
local -r filename=$(basename -- "$1")
local -r filedirname=$(dirname -- "$1")
# shellcheck disable=SC2001 # we don't depend on `extglob`...
targetdirname=$(sed 's/\(\.tar\.bz2$\|\.tbz$\|\.tbz2$\|\.tar\.gz$\|\.tgz$\|\.tar$\|\.tar\.xz$\|\.txz$\|\.tar\.Z$\|\.7z$\|\.nupkg$\|\.zip$\|\.war$\|\.jar$\)//g' <<< "$filename")
if [[ "$filename" == "$targetdirname" ]]; then
# archive type either not supported or it doesn't need dir creation
targetdirname=""
else
mkdir -v "$filedirname/$targetdirname"
fi
if [[ -f "$1" ]]; then
case "$1" in
*.tar.bz2 | *.tbz | *.tbz2) tar "x${verbose}jf" "$1" -C "$filedirname/$targetdirname" ;;
*.tar.gz | *.tgz) tar "x${verbose}zf" "$1" -C "$filedirname/$targetdirname" ;;
*.tar.xz | *.txz) tar "x${verbose}Jf" "$1" -C "$filedirname/$targetdirname" ;;
*.tar.Z) tar "x${verbose}Zf" "$1" -C "$filedirname/$targetdirname" ;;
*.bz2) bunzip2 "$1" ;;
*.deb) dpkg-deb -x"${verbose}" "$1" "${1:0:-4}" ;;
*.pax.gz)
gunzip "$1"
set -- "$@" "${1:0:-3}"
;;
*.gz) gunzip "$1" ;;
*.pax) pax -r -f "$1" ;;
*.pkg) pkgutil --expand "$1" "${1:0:-4}" ;;
*.rar) unrar x "$1" ;;
*.rpm) rpm2cpio "$1" | cpio -idm"${verbose}" ;;
*.tar) tar "x${verbose}f" "$1" -C "$filedirname/$targetdirname" ;;
*.xz) xz --decompress "$1" ;;
*.zip | *.war | *.jar | *.nupkg) unzip "$1" -d "$filedirname/$targetdirname" ;;
*.Z) uncompress "$1" ;;
*.7z) 7za x -o"$filedirname/$targetdirname" "$1" ;;
*) echo "'$1' cannot be extracted via extract" >&2 ;;
esac
fi
shift
done
}
# Shorten extract
alias xt='extract'