186 lines
3.3 KiB
Bash
186 lines
3.3 KiB
Bash
_PACK_SUPPORTED=".tar$|.zip$"
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# Pack files into desired format.
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# Usage: pack <TARGET.ext> <FILES>
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pack()
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{
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local output="${1}"
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local targets=("${@:2}")
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local format="${output##*.}"
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local name="${output%.*}"
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# report no output.
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if [[ "${output}" = "" ]]; then
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echo "Usage: pack <TARGET.ext> <FILES>"
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return 1
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fi
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# report no format.
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if [[ "${format}" = "" ]]; then
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echo "Could not determine output format."
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echo "Usage: pack <TARGET.ext> <FILES>"
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return 2
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fi
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# report no targets.
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if [[ "${targets}" = "" ]]; then
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echo "Usage: pack <TARGET.ext> <FILES>"
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return 3
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fi
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# process.
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case "${format}" in
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"tgz")
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_pack_tgz "${@}"
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;;
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"txz")
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_pack_txz "${@}"
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;;
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"tar")
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_pack_tar "${@}"
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;;
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"zip")
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_pack_zip "${@}"
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;;
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esac
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# actions on error.
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if [[ $? = 0 ]]; then
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echo -e "${color_green}All successful.${color_default}"
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else
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echo -e "${color_bred}There were errors.${color_default}"
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fi
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}
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# attempt to unpack everything.
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# usage: unpack <FILES>
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unpack()
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{
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local targets=("${@}")
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local count=0
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local failed=0
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local total=${#targets[@]}
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# show error if no target specified.
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if [[ "${targets}" = "" ]]; then
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targets=($(ls | grep -E ${_PACK_SUPPORTED}))
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total=${#targets[@]}
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fi
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# process all files.
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for target in "${targets[@]}"; do
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# increment counter.
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((count++))
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# prepare status.
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local status="[${count}/${total}] ${target}"
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# show status.
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echo -e "${status}"
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# unpack file type.
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local type="${target##*.}"
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# unpack content.
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case "${type,,}" in
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"zip")
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_unpack_zip "${target}"
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;;
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"7z")
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_unpack_7z "${target}"
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;;
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"tgz")
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_unpack_tgz "${target}"
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;;
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"txz")
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_unpack_txz "${target}"
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;;
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"tar")
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_unpack_tar "${target}"
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;;
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*)
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echo "${target}: format not supported."
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return 2
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;;
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esac
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# actions on error.
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if [[ $? != 0 ]]; then
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_pack_error "${target}"
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((failed++))
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fi
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done
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# print report.
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if [[ ${count} -gt 1 ]] || [[ "${*}" = "" ]]; then
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if [[ ${failed} -gt 0 ]]; then
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echo -e "${color_bred}Items failed to unpack: ${failed}.${color_default}"
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else
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echo -e "${color_green}All successful.${color_default}"
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fi
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fi
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}
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# show error.
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_pack_error()
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{
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echo -e "${color_bred}${1}: failed.${color_default}"
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}
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# Pack zip.
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_pack_zip()
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{
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zip -9 -r "${@}"
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}
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# pack tgz.
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_pack_tgz()
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{
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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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# pack txz.
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_pack_txz()
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{
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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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# pack tar.
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_pack_tar()
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{
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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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# unpack zip archive.
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_unpack_zip()
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{
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unzip "${1}"
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}
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# unpack 7z archive.
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_unpack_7z()
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{
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7z x "${1}"
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}
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# unpack tgz archive.
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_unpack_tgz()
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{
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pv "${1}" | gzip -d | tar -xf -
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}
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# unpack txz archive.
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_unpack_txz()
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{
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pv "${1}" | xz -d | tar -xf -
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}
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# unpack tar archive.
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_unpack_tar()
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{
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pv "${1}" | tar -xf -
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}
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# export functions.
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export -f pack unpack _pack_tgz _pack_txz _pack_tar _pack_zip _unpack_zip _unpack_7z _unpack_tgz _unpack_txz _unpack_tar _pack_error
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