czip.lib

#!/usr/bin/env bash
#
# ############################################################################
# Project: scripts (none)
# File...: czip.lib
# Created: Saturday, 2023/09/09 - 01:13:02
# Author.: @fbnmtz, (fabiano.matoz@gmail.com)
# ~·~·~·~·~·~·~·~·~·~·~·~·~~·~·~·~·~·~·~·~·~·~·~·~·~~·~·~·~·~·~~·~·~·~·~·~·~·~
# Last Modified: Saturday, 2023/09/09 - 02:34:13
# Modified By..: @fbnmtz, (fabiano.matoz@gmail.com)
# ~·~·~·~·~·~·~·~·~·~·~·~·~~·~·~·~·~·~·~·~·~·~·~·~·~~·~·~·~·~·~~·~·~·~·~·~·~·~
# Version: 0.0.1.47
# ~·~·~·~·~·~·~·~·~·~·~·~·~~·~·~·~·~·~·~·~·~·~·~·~·~~·~·~·~·~·~~·~·~·~·~·~·~·~
# Description: 
#  >
# ############################################################################
# HISTORY:
#

# shift
# s=${1:-'10'}

_xLIB_CZIP_=true
xrequirements datesh puts pwdgen sed grep cat du awk ls mkdir hostname tr

xsetHome

# set up DIRs
BACKUPS=$APP_HOME/backups/
RESTORES=$APP_HOME/recovery
KEYS=$APP_HOME/.zkey
DEVICE=$(hostname)

for directory in $BACKUPS $RESTORES $KEYS; do
  if [ ! -d $directory ]; then
    mkdir -p $directory
  fi
done

prompt(){
  printf "$APP>>[ "; puts r "x" -n; puts "]" -n;  read choice
}

file?(){
  if [ -f $1 ]; then
    echo "ok"
  else
    echo "x"
  fi
}

_create(){
  local file
  file=$1
  name=$(echo $file | tr -s '/' '-')
  # generate key
  pw=$(pwdgen 30)
  filedate="$(datesh | tr -d '/' | tr -d ':')"
  filename="$filedate@$DEVICE:$name"
  
  puts "debug"
  puts "$file, $pw, $filename"

  # compact this file/folder
  if zip -P $pw -9 $BACKUPS/$filename.zip -r $file; then
    # save key only if zip process was done 
    
    # file1
    echo "# $filename" > /media/xdb/$filename.zkey
    echo $pw >> /media/xdb/$filename.zkey
    # file2
    echo "# $filename" > $KEYS/$filename.zkey
    echo $pw >> $KEYS/$filename.zkey
  fi
}

_extract(){
  files=($(ls $BACKUPS | tr -s '\n' ' '))

  if [ "$1" == "" ]; then
    echo "choose file to extract:"
    i=-1
    for d in ${files[@]}; do
      i=$(($i+1))
      if [ $(($i%2)) -eq 1 ]; then
          current_color=c
      else
          current_color=B
      fi 
      size=$(du -h $BACKUPS/$d | awk '{print $1}')
      puts $current_color "   [$i] => $d ($size)"
    done
    prompt
    while [ ! $choice -le $i ]  || [ "$choice" == "" ] ; do
      echo "invalid number! choose between [0..$i]"
      prompt
    done
    # remove FILE and KEY
    pw=$( cat $KEYS$(echo ${files[$choice]} | sed 's/\.zip/\.zkey/g') | grep -v '#' )
    echo $pwd
    cmd="unzip -P $pw $BACKUPS/${files[$choice]} -d $RESTORES"
    echo "$cmd"
    $cmd
    # rm $KEYS$(echo ${files[$choice]} | sed 's/\.zip/\.zkey/g')
    # usage
    exit 0
  fi


  file=$1
  # name=$(basename $1)
  name=$(echo $file | tr -s '/' '-')

  pw="$(cat $KEYS$(echo "$name" | cut -d '.' -f 1 ).zkey | grep -v  '#')"
  echo "$pw"
  unzip -P $pw $1 -d $RESTORES
}

_list(){
  i=-1
  colors=(c B)
  files=($(ls $BACKUPS))
  puts "$APP list:"
  for f in ${files[@]}; do
    i=$(($i+1))
    if [ $(($i%2)) -eq 1 ]; then
        current_color=c
    else
        current_color=B
    fi 
    size=$(du -h $BACKUPS/$f | awk '{print $1}')
    # echo -e "$f ($size) $s"
    puts $current_color " -> $f ($size) [$(file? $KEYS$(echo ${files[$i]} | sed 's/\.zip/\.zkey/g') )]"
  done
  puts "files count: ${#files[@]} - total size: $(du -h $BACKUPS | awk '{print $1}')"
                
}

_remove(){
  files=($(ls $BACKUPS | tr -s '\n' ' '))

  if [ "$1" == "" ]; then
    echo "choose file to exclude:"
    i=-1
    for d in ${files[@]}; do
      i=$(($i+1))
      if [ $(($i%2)) -eq 1 ]; then
        current_color=c
      else
        current_color=B
      fi
      size=$(du -h $BACKUPS/$d | awk '{print $1}')
      puts $current_color "   [$i] => $d ($size)"
    done
    prompt
    while [ ! $choice -le $i ]  || [ "$choice" == "" ] ; do
      echo "invalid number! choose between [0..$i]"
      prompt
    done
    # remove FILE and KEY
    echo "rm $BACKUPS/${files[$choice]}"
    rm $BACKUPS/${files[$choice]}
    rm $KEYS$(echo ${files[$choice]} | sed 's/\.zip/\.zkey/g')
  else
    # if para exit check if it's in valid options
    if [[ "${files[@]}" =~ "$1" ]]; then
      echo "file in"
      # command="$command $1"
    else
      echo "file out"
    fi
  fi
}