style(extract): adopt main code style guide and refactor variables

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Marc Cornellà 2021-08-14 22:03:41 +02:00
parent 10a00085d0
commit 0b32e4b25f
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@ -1,90 +1,85 @@
alias x=extract alias x=extract
extract() { extract() {
setopt localoptions noautopushd setopt localoptions noautopushd
local remove_archive if (( $# == 0 )); then
local success cat >&2 <<'EOF'
local extract_dir Usage: extract [-option] [file ...]
if (( $# == 0 )); then Options:
cat <<-'EOF' >&2 -r, --remove Remove archive after unpacking.
Usage: extract [-option] [file ...] EOF
fi
Options: local remove_archive=1
-r, --remove Remove archive after unpacking. if [[ "$1" == "-r" ]] || [[ "$1" == "--remove" ]]; then
EOF remove_archive=0
fi shift
fi
remove_archive=1 local pwd="$PWD"
if [[ "$1" == "-r" ]] || [[ "$1" == "--remove" ]]; then while (( $# > 0 )); do
remove_archive=0 if [[ ! -f "$1" ]]; then
shift echo "extract: '$1' is not a valid file" >&2
fi shift
continue
fi
local pwd="$PWD" local success=0
while (( $# > 0 )); do local extract_dir="${1:t:r}"
if [[ ! -f "$1" ]]; then local file="$1" full_path="${1:A}"
echo "extract: '$1' is not a valid file" >&2 case "${file:l}" in
shift (*.tar.gz|*.tgz) (( $+commands[pigz] )) && { pigz -dc "$file" | tar xv } || tar zxvf "$file" ;;
continue (*.tar.bz2|*.tbz|*.tbz2) tar xvjf "$file" ;;
fi (*.tar.xz|*.txz)
tar --xz --help &> /dev/null \
&& tar --xz -xvf "$file" \
|| xzcat "$file" | tar xvf - ;;
(*.tar.zma|*.tlz)
tar --lzma --help &> /dev/null \
&& tar --lzma -xvf "$file" \
|| lzcat "$file" | tar xvf - ;;
(*.tar.zst|*.tzst)
tar --zstd --help &> /dev/null \
&& tar --zstd -xvf "$file" \
|| zstdcat "$file" | tar xvf - ;;
(*.tar) tar xvf "$file" ;;
(*.tar.lz) (( $+commands[lzip] )) && tar xvf "$file" ;;
(*.tar.lz4) lz4 -c -d "$file" | tar xvf - ;;
(*.tar.lrz) (( $+commands[lrzuntar] )) && lrzuntar "$file" ;;
(*.gz) (( $+commands[pigz] )) && pigz -dk "$file" || gunzip -k "$file" ;;
(*.bz2) bunzip2 "$file" ;;
(*.xz) unxz "$file" ;;
(*.lrz) (( $+commands[lrunzip] )) && lrunzip "$file" ;;
(*.lz4) lz4 -d "$file" ;;
(*.lzma) unlzma "$file" ;;
(*.z) uncompress "$file" ;;
(*.zip|*.war|*.jar|*.ear|*.sublime-package|*.ipa|*.ipsw|*.xpi|*.apk|*.aar|*.whl) unzip "$file" -d "$extract_dir" ;;
(*.rar) unrar x -ad "$file" ;;
(*.rpm)
command mkdir -p "$extract_dir" && builtin cd -q "$extract_dir" \
&& rpm2cpio "$full_path" | cpio --quiet -id ;;
(*.7z) 7za x "$file" ;;
(*.deb)
command mkdir -p "$extract_dir/control" "$extract_dir/data"
builtin cd -q "$extract_dir"; ar vx "$full_path" > /dev/null
builtin cd -q control; extract ../control.tar.*
builtin cd -q ../data; extract ../data.tar.*
builtin cd -q ..; command rm *.tar.* debian-binary ;;
(*.zst) unzstd "$file" ;;
(*.cab) cabextract -d "$extract_dir" "$file" ;;
(*.cpio) cpio -idmvF "$file" ;;
(*)
echo "extract: '$file' cannot be extracted" >&2
success=1 ;;
esac
success=0 (( success = success > 0 ? success : $? ))
extract_dir="${1:t:r}" (( success == 0 && remove_archive == 0 )) && rm "$full_path"
local full_path="${1:A}" shift
case "${1:l}" in
(*.tar.gz|*.tgz) (( $+commands[pigz] )) && { pigz -dc "$1" | tar xv } || tar zxvf "$1" ;;
(*.tar.bz2|*.tbz|*.tbz2) tar xvjf "$1" ;;
(*.tar.xz|*.txz)
tar --xz --help &> /dev/null \
&& tar --xz -xvf "$1" \
|| xzcat "$1" | tar xvf - ;;
(*.tar.zma|*.tlz)
tar --lzma --help &> /dev/null \
&& tar --lzma -xvf "$1" \
|| lzcat "$1" | tar xvf - ;;
(*.tar.zst|*.tzst)
tar --zstd --help &> /dev/null \
&& tar --zstd -xvf "$1" \
|| zstdcat "$1" | tar xvf - ;;
(*.tar) tar xvf "$1" ;;
(*.tar.lz) (( $+commands[lzip] )) && tar xvf "$1" ;;
(*.tar.lz4) lz4 -c -d "$1" | tar xvf - ;;
(*.tar.lrz) (( $+commands[lrzuntar] )) && lrzuntar "$1" ;;
(*.gz) (( $+commands[pigz] )) && pigz -dk "$1" || gunzip -k "$1" ;;
(*.bz2) bunzip2 "$1" ;;
(*.xz) unxz "$1" ;;
(*.lrz) (( $+commands[lrunzip] )) && lrunzip "$1" ;;
(*.lz4) lz4 -d "$1" ;;
(*.lzma) unlzma "$1" ;;
(*.z) uncompress "$1" ;;
(*.zip|*.war|*.jar|*.ear|*.sublime-package|*.ipa|*.ipsw|*.xpi|*.apk|*.aar|*.whl) unzip "$1" -d "$extract_dir" ;;
(*.rar) unrar x -ad "$1" ;;
(*.rpm)
command mkdir -p "$extract_dir" && builtin cd -q "$extract_dir" \
&& rpm2cpio "$full_path" | cpio --quiet -id ;;
(*.7z) 7za x "$1" ;;
(*.deb)
command mkdir -p "$extract_dir/control" "$extract_dir/data"
builtin cd -q "$extract_dir"; ar vx "$full_path" > /dev/null
builtin cd -q control; extract ../control.tar.*
builtin cd -q ../data; extract ../data.tar.*
builtin cd -q ..; command rm *.tar.* debian-binary ;;
(*.zst) unzstd "$1" ;;
(*.cab) cabextract -d "$extract_dir" "$1" ;;
(*.cpio) cpio -idmvF "$1" ;;
(*)
echo "extract: '$1' cannot be extracted" >&2
success=1
;;
esac
(( success = success > 0 ? success : $? )) # Go back to original working directory in case we ran cd previously
(( success == 0 && remove_archive == 0 )) && rm "$full_path" builtin cd -q "$pwd"
shift done
# Go back to original working directory in case we ran cd previously
builtin cd -q "$pwd"
done
} }