qrfile

#!/bin/bash
function ProgressBar {
	let progress=(${1}*100/${2}*100)/100
	let done=(${progress}*4)/10
	let left=40-$done
	done=$(printf "%${done}s")
	left=$(printf "%${left}s")
     printf "\r[${done// /#}${left// /-}] ${progress}%% | ${1}/${2}"
}

if [[ $@ == *"create"* ]]; then
     if [[ $@ == *"-b"* ]] || [[ $@ == *"--base64"* ]] || [[ $@ == *"--base"* ]]; then
          cipher=base64
     elif [[ $@ == *"-a"* ]] || [[ $@ == *"--ascii85"* ]] || [[ $@ == *"--ascii"* ]]; then
          cipher=ascii85
     else
          cipher=ascii85
     fi

     if ! [ -x "$(command -v split)" ]; then
       echo Error: split is not installed
       exit 1
     fi
     if ! [ -x "$(command -v qrencode)" ]; then
       echo Error: qrencode is not installed
       exit 1
     fi
     if ! [ -x "$(command -v $cipher)" ]; then
       echo Error: $cipher is not installed, please install it fror your system
       exit 1
     fi

     for path; do true; done
     if [ ! -f "$path" ]; then
          echo File \"$path\" does not exists!
          exit 1
     fi

     file="$(basename "$path")"
     cp -f "$path" "${file}_work"

     if [ -d "qr_${file}" ]; then
          while true; do
               read -p "Dir \"qr_${file}\" already exist remove it? Y/N " yn
               case $yn in
                    [Yy]* ) rm -rf "qr_${file}"; break;;
                    [Nn]* ) exit 130;;
                    * ) echo "Please answer Y or N.";;
               esac
          done
     fi

     printf "Creating ${cipher}... "
     mkdir "${file}_${cipher}"
     ${cipher} -w 0 "${file}_work" > "${file}_${cipher}"/"$file"
     printf "Done\n"

     printf "Creating split... "
     cd "${file}_${cipher}"
     split -b 2953 -d "$file" "$file."
     rm -rf "$file"
     files=$(ls | wc -l)
     printf "Done: Created $files files\n"

     printf "Creating QR...\n"
     n=1
     for a in "$file".*
     do
          qrencode  -8 -d 10 -m 0 -s 3 -o "$a".png < "$a"
          rm -rf "$a"
          ProgressBar $n $files
          ((n++))
     done
     printf " Done\n"

     printf "Creating info file..."
     echo name="\"${file}\"" > "${file}_info.txt"
     echo cipher=$cipher >> "${file}_info.txt"
     if [[ $@ == *"-256"* ]] || [[ $@ == *"--sha256"* ]]; then
          hash=sha256
     elif [[ $@ == *"-512"* ]] || [[ $@ == *"--sha512"* ]]; then
          hash=sha512
     else
          qrencode  -8 -d 10 -m 1 -o "${file}_info.png" < "${file}_info.txt"
		printf " Done\n"
          cd ..
		cat "${file}_info.txt"
          mv "${file}_${cipher}" "qr_${file}"
          rm "${file}_work"
          if [[ $@ == *"-t"* ]] || [[ $@ == *"--test"* ]]; then
               bash qrfile convert "qr_${file}"
			rm -rf "converted_${file}"
          fi
          exit 0
     fi

     if ! [ -x "$(command -v ${hash}sum)" ]; then
       echo Error: ${hash}sum is not installed, skipping hashing...

     else
          echo hashcipher=$hash >> "${file}_info.txt"
          echo hash=$(${hash}sum "../$file" | cut -d " " -f 1 ) >> "${file}_info.txt"
     fi

	qrencode  -8 -d 10 -m 1 -o "${file}_info.png" < "${file}_info.txt"
	printf " Done\n"
	cat "${file}_info.txt"
     cd ..
     mv "${file}_${cipher}" "qr_${file}"
     rm "${file}_work"

     if [[ $@ == *"-t"* ]] || [[ $@ == *"--test"* ]]; then
          bash qrfile convert "qr_${file}"
		rm -rf "converted_${file}"
     fi

elif [[ $1 == "convert" ]]; then
     if [ ! -d "$2" ]; then
          echo Dir \"$2\" does not exists!
          exit 1
     fi

     dir="$(basename "$2")"
     cp -Rf "$2" "${dir}_work"

     if [ -d "${dir}_cqr" ]; then
          while true; do
               read -p "Dir \"${dir}_cqr\" already exist remove it? Y/N " yn
               case $yn in
                    [Yy]* ) rm -rf "${dir}_cqr"; break;;
                    [Nn]* ) exit 130;;
                    * ) echo "Please answer Y or N.";;
               esac
          done
     fi

     printf "Converting QR... "
     if ! [ -x "$(command -v zbarimg)" ]; then
       echo Error: zbar is not installed
       exit 1
     fi
     mkdir "${dir}_cqr"
     cd "${dir}_work"

     if [ -f "ascii85" ]; then
          cipher=ascii85
          name="$dir"
     elif [ -f "base64" ]; then
          cipher=base64
          name="$dir"
     else
          if compgen -G "*info.png" > /dev/null; then
               zbarimg -q *info.png > d_info.txt
               rm *_info.png
               sed -r 's/^QR-Code://' d_info.txt > info.txt
               rm d_info.txt
               source info.txt
          else
               echo There is no info.png file or cipher name file. Please create one and try again
               rm -rf "../${dir}_cqr"
               rm -rf "../${dir}_work"
               exit 1
          fi
     fi

     if ! [ -x "$(command -v $cipher)" ]; then
       echo Error: $cipher is not installed, please install it for your system
       exit 1
     fi
     files=$(ls *.png | wc -l)
     printf "Finded $files files\n"
     n=1
     for a in "${a}"*.png
     do
          zbarimg  -q "$a" > "../${dir}_cqr/${a}.txt"
          ProgressBar $n $files
          ((n++))
     done
     printf " Done\n"

     printf "Connecting files... "
     cd "../${dir}_cqr"
     cat * > "../${name}_${cipher}.txt"
     sed -r 's/^QR-Code://' "../${name}_${cipher}.txt" > "../${name}_s${cipher}.txt"
     cd ..
     printf "Done\n"
     printf "Decoding ${cipher}... "
     ${cipher} -d "${name}_s${cipher}.txt" > "converted_${name}"
     printf "Done\n"

     if [ -z ${hashcipher+x} ]; then
          echo No hash sum, skipping...
     else
          printf "Checking ${hashcipher}sum... "
          if ! [ -x "$(command -v ${hashcipher}sum)" ]; then
            echo Error: ${hashcipher}sum is not installed, skipping hashing...
          else
               if [[ $(${hashcipher}sum "converted_${name}" | cut -d " " -f 1 ) == $hash ]]; then
                    echo Hash sum equal
               else
                    echo Warning: Hash sume does not equal!
				exitcode=1
               fi
          fi
     fi

     printf "Removing working dir and files... "
     rm -rf "${dir}_cqr"
     rm -rf "${name}_${cipher}.txt"
     rm -rf "${name}_s${cipher}.txt"
     rm -rf "${dir}_work"
     printf "Done\n"
	exit $exitcode

else
     echo Unkown  parametr
fi