Created
November 10, 2021 23:52
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KOBO Modifies CBR and CBZ files to be displayed correctly on Kobo devices
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#!/bin/bash | |
# kobocomic: Modifies CBR and CBZ files to be displayed correctly on Kobo devices | |
# Requires perl, rar, unrar, zip, unzip | |
if [ "$#" -lt 1 ]; then | |
echo Supply a CBZ, CBR, ZIP, or RAR file to modify. | |
exit | |
fi | |
if [ -d "tmp_kobocomic" ]; then | |
echo Directory tmp_kobocomic exists | |
exit | |
fi | |
for z in "$@" | |
do | |
mkdir tmp_kobocomic | |
if [ ${z: -4} == ".cbz" ] || [ ${z: -4} == ".zip" ]; then | |
filetype="zip" | |
elif [ ${z: -4} == ".cbr" ] || [ ${z: -4} == ".rar" ]; then | |
filetype="rar" | |
else | |
continue | |
fi | |
if [ $filetype == "rar" ]; then | |
echo Unraring: $z | |
unrar x "$z" tmp_kobocomic >/dev/null | |
else | |
echo Unzipping: $z | |
unzip -d tmp_kobocomic "$z" >/dev/null | |
fi | |
cd tmp_kobocomic | |
# Add leading zeros to any single or double digits in files, recursively | |
# perl is needed for lookahead/behind | |
echo \ \ Padding numbers with leading zeros | |
find . -depth | while read i; do | |
mv -n "$i" "$(dirname "$i")/$(basename "$i" | perl -ne 's/(?<!\d)(\d)(?!\d)/0$1/g; s/(?<!\d)(\d\d)(?!\d)/0$1/g; print;')" 2>/dev/null | |
done | |
# Append directory name to all files in subdirectories | |
echo \ \ Appending directory name to all files | |
find . -mindepth 2 -type f | while read i; do | |
dir=$(dirname "$i") | |
mv "$i" "$dir/$(basename "$dir")_$(basename "$i")" | |
done | |
if [ $filetype == "rar" ]; then | |
echo \ \ Compressing: ${z:0:${#z}-4}_new.cbr | |
rar a "${z:0:${#z}-4}_new.cbr" * >/dev/null | |
mv "${z:0:${#z}-4}_new.cbr" .. | |
else | |
echo \ \ Compressing: ${z:0:${#z}-4}_new.cbz | |
zip -r "${z:0:${#z}-4}_new.cbz" * >/dev/null | |
mv "${z:0:${#z}-4}_new.cbz" .. | |
fi | |
cd .. | |
rm -r tmp_kobocomic | |
done |
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