Files
2026-06-23 00:23:16 +02:00

178 lines
7.4 KiB
Fish
Executable File

function extract --description "Extract various archive formats"
if test (count $argv) -lt 1
echo "Usage: extract <archive(s)> [output_directory]"
return 1
end
if not command -q file
echo "extract: 'file' command is required. Install it via your package manager."
return 1
end
set archives $argv
set output_dir "."
set use_custom_dir 0
if test (count $argv) -eq 2
set maybe_dir $argv[2]
if test -d "$maybe_dir"; or not test -e "$maybe_dir"
set output_dir "$maybe_dir"
mkdir -p "$output_dir"
set archives $argv[1]
set use_custom_dir 1
end
end
set multi 0
if test (count $archives) -gt 1
set multi 1
end
for archive in $archives
if not test -f "$archive"
echo "extract: '$archive' is not a valid file"
continue
end
set base (string replace -r '\.(tar\.(gz|bz2|xz|zst)|tar|tgz|tbz2|txz|tzst|gz|bz2|xz|zst|zip|7z|rar)$' '' (basename "$archive"))
if test $multi -eq 1
set target_dir "$base"
else if test $use_custom_dir -eq 1
set target_dir "$output_dir"
else
set target_dir "$base"
end
set mime (file --mime-type -b "$archive")
switch $mime
case 'application/x-tar'
if not command -q tar
echo "extract: 'tar' is not installed. Install it via your package manager."
continue
end
mkdir -p "$target_dir"
tar -xvf "$archive" -C "$target_dir"
echo "extract: extracted '$archive' to '$target_dir'"
case 'application/gzip'
if string match -q '*.tar.gz' -- "$archive"; or string match -q '*.tgz' -- "$archive"
if not command -q tar
echo "extract: 'tar' is not installed. Install it via your package manager."
continue
end
mkdir -p "$target_dir"
tar -xzf "$archive" -C "$target_dir"
echo "extract: extracted '$archive' to '$target_dir'"
else
if not command -q gzip
echo "extract: 'gzip' is not installed. Install it via your package manager."
continue
end
set outname (string replace -r '\.gz$' '' (basename "$archive"))
gzip -dkc "$archive" > "$output_dir/$outname"
echo "extract: decompressed '$archive' to '$output_dir/$outname'"
end
case 'application/x-bzip2'
if string match -q '*.tar.bz2' -- "$archive"; or string match -q '*.tbz2' -- "$archive"
if not command -q tar
echo "extract: 'tar' is not installed. Install it via your package manager."
continue
end
mkdir -p "$target_dir"
tar -xjf "$archive" -C "$target_dir"
echo "extract: extracted '$archive' to '$target_dir'"
else
if not command -q bzip2
echo "extract: 'bzip2' is not installed. Install it via your package manager."
continue
end
set outname (string replace -r '\.bz2$' '' (basename "$archive"))
bzip2 -dkc "$archive" > "$output_dir/$outname"
echo "extract: decompressed '$archive' to '$output_dir/$outname'"
end
case 'application/x-xz'
if string match -q '*.tar.xz' -- "$archive"; or string match -q '*.txz' -- "$archive"
if not command -q tar
echo "extract: 'tar' is not installed. Install it via your package manager."
continue
end
mkdir -p "$target_dir"
tar -xJf "$archive" -C "$target_dir"
echo "extract: extracted '$archive' to '$target_dir'"
else
if not command -q xz
echo "extract: 'xz' is not installed. Install it via your package manager."
continue
end
set outname (string replace -r '\.xz$' '' (basename "$archive"))
xz -dkc "$archive" > "$output_dir/$outname"
echo "extract: decompressed '$archive' to '$output_dir/$outname'"
end
case 'application/zstd'
if string match -q '*.tar.zst' -- "$archive"; or string match -q '*.tzst' -- "$archive"
if not command -q tar
echo "extract: 'tar' is not installed. Install it via your package manager."
continue
end
mkdir -p "$target_dir"
tar --zstd -xvf "$archive" -C "$target_dir"
echo "extract: extracted '$archive' to '$target_dir'"
else
if not command -q zstd
echo "extract: 'zstd' is not installed. Install it via your package manager."
continue
end
set outname (string replace -r '\.zst$' '' (basename "$archive"))
zstd -dkc "$archive" > "$output_dir/$outname"
echo "extract: decompressed '$archive' to '$output_dir/$outname'"
end
case 'application/zip'
if not command -q unzip
echo "extract: 'unzip' is not installed. Install it via your package manager (e.g., 'unzip' on most distros)."
continue
end
mkdir -p "$target_dir"
unzip "$archive" -d "$target_dir"
echo "extract: extracted '$archive' to '$target_dir'"
case 'application/x-7z-compressed'
if command -q 7z
mkdir -p "$target_dir"
7z x "$archive" -o"$target_dir"
echo "extract: extracted '$archive' to '$target_dir'"
else if command -q 7zz
mkdir -p "$target_dir"
7zz x "$archive" -o"$target_dir"
echo "extract: extracted '$archive' to '$target_dir'"
else
echo "extract: '7z' or '7zz' is not installed. Install p7zip via your package manager."
continue
end
case 'application/x-rar' 'application/vnd.rar'
if command -q unrar
mkdir -p "$target_dir"
unrar x -o+ "$archive" "$target_dir/"
echo "extract: extracted '$archive' to '$target_dir'"
else if command -q rar
mkdir -p "$target_dir"
rar x -o+ "$archive" "$target_dir/"
echo "extract: extracted '$archive' to '$target_dir'"
else
echo "extract: 'unrar' or 'rar' is not installed. Install unrar via your package manager."
continue
end
case '*'
echo "extract: unknown file type for '$archive' ($mime)"
continue
end
end
end