Unzip recursivelly

recunzip.sh

#!/usr/bin/env bash
# Unzip Recursively
# -----------------
# Unzip recursively all zip files in a directory
# Usage: unzip.sh <zip_file>
#
# Set input parameters
file_path="$1"
remove="$2"

if [ $# -eq 0 ]; then
	echo "Unzip Recursively"
	echo "-----------------"
	echo "Unzip recursively all zip files in a directory"
	echo "Usage: unzip.sh <zip_file>"
	echo "<zip_file> may be a single file or a directory"
	exit 1
fi

cleanup_and_exit() {
	echo "Received Ctrl+C. Cleaning up and exiting..."
	pkill -f "unzip"
	exit 1
}

# Trap the SIGINT (Ctrl+C) signal
trap cleanup_and_exit SIGINT

# Check if the input file exists
if [ ! -e "$file_path" ]; then
	echo "Error: The input file does not exist."
	exit 1
fi

_filename=$(basename "$file_path" .zip)
unzip_output="$_filename-unzipped"

# Create a directory for unzipping
if [ -e "$unzip_output" ]; then
	echo "WARNING: $unzip_output already exists"
	read -r -p "Do you want to overwrite it? [Y/n] " -i "Y" answer

	case $answer in
		Y|y|yes)
			rm -rf "$unzip_output"
			;;
		*)
			exit 0
			;;
	esac
fi

mkdir "$unzip_output"

# Copy the input file to the unzip directory
cp "$file_path" "$unzip_output/"

# Check if any zip files exist in the directory
zip_files=$(find "$unzip_output" -type f -name "*.zip")

if [ -z "$zip_files" ]; then
	echo "Error: The folder does not contain any zip files."
	exit 1
fi

function unzip_file {
	for zip_file in $zip_files; do
		# Extract the file name and directory
		file_name=$(basename "$zip_file" )
		dir_name=$(dirname "$zip_file")

		# Check if the file name contains invalid characters
		if echo "$file_name" | grep -q '[\\/]'; then
			echo "WARN: File with invalid name $file_name"
			# Replace invalid characters in the filename
			file_name=$(echo "$file_name" | sed "s/[\/]/ - /g")
			_zf="$dir_name/$file_name"

			mv "$zip_file" "$_zf"
			zip_file="$_zf"

			echo "Renamed to $file_name"
		fi

		if [ $(basename $file_name | rev |  cut -f 1- -d "."  | rev ) -eq "zip" ]; then
			exit 1
		fi

		# Unzip the file
		echo "Unzipping $zip_file \n..."
		unzip -B $zip_file -d $dir_name || exit 1
		echo "Finished! unzipping $zip_file"

		# Remove zip file to block infinite recursion
		rm $zip_file
	done
	# Update the list of zip files
	zip_files=$(find "$unzip_output" -type f -name "*.zip")

	# Recursively process the remaining zip files
	if [ -n "$zip_files" ]; then
		unzip_file
	else
		echo "Success: All zip files have been unzipped  🎆🙏"
	fi
}

unzip_file