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84 lines
1.9 KiB
84 lines
1.9 KiB
9 years ago
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#!/bin/zsh -e
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# (c) 2015 Taeyeon Mori
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source "$DOTFILES/lib/libzsh-utils.zsh"
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function usage {
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echo "Usage: $1 [--help] [--notest] [7z options] <archive...> [destination]"
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echo "unpack_shift (c) 2015 Taeyeon Mori"
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echo
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echo "Simple tool to unpack SHIFT-JIS encoded archives onto UTF-8 filesystems"
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echo "Requires p7zip (the 7z command) and convmv to be available"
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echo
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echo "Positional Arguments:"
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echo " archive The archive file (can be given multiple times)"
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echo " destination The destination directory to unpack into"
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echo
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echo "Options:"
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echo " --help Show this help message and exit"
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echo " --test Do a test-run"
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echo " -* Pass any other options to 7z"
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exit $2
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}
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args=()
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sevenzip_args=()
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convmv_args=(-f shift-jis -t utf8)
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test_run=false
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for cx in "$@"; do
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case "$cx" in
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--help)
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usage "$0" 0;;
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--test)
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test_run=true;;
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-*)
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sevenzip_args+=("$cx");;
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*)
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args+=("$cx");;
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esac
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done
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last_arg_ix=$[${#args}] # NOTE: ZSH Arrays start at 1!
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if [ $last_arg_ix -ge 1 ]; then
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destination="${args[$last_arg_ix]}"
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if [ ! -f "$destination" ]; then
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args[$last_arg_ix]=()
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else
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destination="`pwd`"
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fi
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fi
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if [ -z "$args" ]; then
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usage "$0" 1
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fi
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$test_run || \
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convmv_args+=("--notest")
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destination="`realpath "$destination"`"
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# Make temp dir to not impact other files
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if [ -d "$destination" ]; then
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tmp="`mktemp -dp "$destination" .unpack_shift_XXXX`"
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else
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tmp="`mktemp --tmpdir -d unpack_shift_XXXX`"
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fi
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cd "$tmp"
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msg "Unpacking Archive(s)..."
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for archive in "${args[@]}"; do
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msg " Unpacking $archive"
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LANG=ja_JP 7z x "${sevenzip_args[@]}" "$archive"
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done
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msg "Fixing Filename encodings..."
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convmv "${convmv_args[@]}" -r *
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# Clean up temporary dir
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$test_run || \
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mv * "$destination"
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cd "$destination"
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rm -rf "$tmp"
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