script for people who dont like file managers

archive

#!/bin/sh

# easy manipulation of archives for people
# who don't like archivers or file managers
# copyright (c) 2011, christopher jeffrey

LIST=
EXTRACT=
CREATE=
ENCRYPT=

case "$1" in
  l | -l | list | --list)
    LIST=1
  ;;
  e | -e | extract | --extract)
    EXTRACT=1
  ;;
  c | -c | create | --create)
    CREATE=1
  ;;
  r | -r | crypt | --crypt)
    ENCRYPT=1
  ;;
  --install-deps)
    if [ -n `which apt-get` ]; then
      sudo apt-get install \
        zip unzip p7zip-full rar unrar-free tar \
        binutils openssl genisoimage p7zip-rar
    elif [ -n `which pacman` ]; then
      sudo pacman -S \
        zip unzip p7zip unrar tar binutils openssl cdrkit
    elif [ -n `which yum` ]; then
      sudo yum install \
        zip unzip p7zip tar binutils openssl cdrkit
    else
      echo "Package manager not found."
    fi
    exit 0
  ;;
  * | -h | help | --help)
    SCRIPT=`basename "$0"`
    echo "Usage:"
    echo "  $SCRIPT option archive [file ...]"
    echo ""
    echo "Description"
    echo "  Unified interface for dealing with archives."
    echo ""
    echo "Options:"
    echo "  l, -l, list, --list - list contents"
    echo "  e, -e, extract, --extract - extract contents"
    echo "  c, -c, create, --create - create archive"
    echo "  r, -r, crypt, --crypt - encrypt or decrypt"
    echo "  --install-deps - install dependencies"
    echo ""
    echo "Dependencies"
    echo "  ar, tar, zip, unzip, rar, unrar, cdrkit"
    echo "  or p7zip*(zip, unzip, rar, unrar)"
    exit 0
  ;;
esac

FILE="$2"

if [ -z "$FILE" ]; then
  echo "Please provide an archive filename."
  exit 0
fi

shift
shift

NAME=`basename "$FILE"`

if [ -n "$LIST" ]; then
  if [ ! -f "$FILE" ]; then
    echo "$FILE does not exist."
    exit 0
  fi

  case "$NAME" in
    *.a | *.ar | *.deb)
      ar vt "$FILE"
    ;;
    *.tar.gz | *.tgz)
      tar -vtzf "$FILE"
    ;;
    *.tar.bz2 | *.tbz2 | *.tar.bz | *.tbz)
      tar -vtjf "$FILE"
    ;;
    *.tar.xz | *.txz)
      tar -vtJf "$FILE"
    ;;
    *.tar)
      tar -vtf "$FILE"
    ;;
    *.zip)
      if [ -n `which unzip` ]; then
        unzip -l "$FILE"
      else
        7z l -tzip "$FILE"
      fi
    ;;
    *.7z | *.rpm)
      7z l "$FILE"
    ;;
    *.rar)
      if [ -n `which unrar` ]; then
        unrar l "$FILE"
      elif [ -n `which unrar-free` ]; then
        unrar-free -t "$FILE"
      elif [ -f "/usr/lib/p7zip/Codecs/Rar29.so" ]; then
        7z l -trar "$FILE"
      else
        echo "No rar support."
      fi
    ;;
    *.iso)
      if [ -n `isoinfo` ]; then
        isoinfo -l -J -R -i "$FILE"
      else
        7z l -tiso "$FILE"
      fi
    ;;
    *)
      echo "Please enter a valid archive."
      exit 0
    ;;
  esac

  sha1sum "$FILE"
fi

if [ -n "$EXTRACT" ]; then
  if [ ! -f "$FILE" ]; then
    echo "$FILE does not exist."
    exit 0
  fi

  DIRECTORY=`echo "$NAME" \
    | sed 's/\(.\+\)\..\+/\1/' \
    | sed 's/\(.\+\)\..\+/\1/'`
  DIRECTORY="${DIRECTORY}-"

  if [ -d "$DIRECTORY" ]; then
    echo "Directory already exists."
    exit 0
  fi

  mkdir "$DIRECTORY"

  case "$NAME" in
    *.a | *.ar | *.deb)
      cd "$DIRECTORY"
      ar vx "$FILE"
    ;;
    *.tar.gz | *.tgz)
      tar -vxzf "$FILE" -C "$DIRECTORY"
    ;;
    *.tar.bz2 | *.tbz2 | *.tar.bz | *.tbz)
      tar -vxjf "$FILE" -C "$DIRECTORY"
    ;;
    *.tar.xz | *.txz)
      tar -vxJf "$FILE" -C "$DIRECTORY"
    ;;
    *.tar)
      tar -vxf "$FILE" -C "$DIRECTORY"
    ;;
    *.zip)
      if [ -n `which unzip` ]; then
        unzip "$FILE" -d "$DIRECTORY"
      else
        7z e -tzip -o"$FIRECTORY" "$FILE"
      fi
    ;;
    *.7z | *.rpm)
      7z e -o"$DIRECTORY" "$FILE"
    ;;
    *.rar)
      if [ -n `which unrar` ]; then
        unrar x "$FILE" "$DIRECTORY"
      elif [ -n `which unrar-free` ]; then
        unrar-free -x "$FILE" "$DIRECTORY"
      elif [ -f "/usr/lib/p7zip/Codecs/Rar29.so" ]; then
        7z e -trar -o"$DIRECTORY" "$FILE"
      else
        echo "No rar support."
      fi
    ;;
    *.gz)
      rm "$DIRECTORY"
      gzip -d "$FILE"
    ;;
    *.bz2 | *.bz)
      rm "$DIRECTORY"
      bzip2 -d "$FILE"
    ;;
    *.xz)
      rm "$DIRECTORY"
      xz -d "$FILE"
    ;;
    *.iso)
      if [ -n `which 7z` ]; then
        7z e -tiso -o"$DIRECTORY" "$FILE"
      elif [ -n `which isoinfo` ]; then
        # ridiculously convoluted way to extract
        # probably doesnt work
        isoinfo -l -R -J -i "$FILE" | while read LINE ; do
          LINE=`echo "$LINE" | sed 's/^.*\s\(\S\+\)\s*$/\1/'`
          test -z "$LINE" && continue
          test "$LINE" = "/" && continue
          test "$LINE" = "." && continue
          test "$LINE" = ".." && continue
          FLAT=`basename "$LINE"`
          isoinfo -i "$FILE" -x "$LINE" > "${DIRECTORY}/$FLAT"
        done
      fi
    ;;
    *)
      echo "Please enter a valid archive."
      exit 0
    ;;
  esac
fi

if [ -n "$CREATE" ]; then
  if [ -e "$FILE" ]; then
    echo "$FILE already exists."
    exit 0
  fi

  case "$NAME" in
    *.a | *.ar | *.deb)
      ar vrcs "$FILE" "$@"
    ;;
    *.tar.gz | *.tgz)
      tar -vczf "$FILE" "$@"
    ;;
    *.tar.bz2 | *.tbz2 | *.tar.bz | *.tbz)
      tar -vcjf "$FILE" "$@"
    ;;
    *.tar.xz | *.txz)
      tar -vcJf "$FILE" "$@"
    ;;
    *.tar)
      tar -vcf "$FILE" "$@"
    ;;
    *.zip)
      if [ -n `which zip` ]; then
        FILE=`echo "$FILE" \
          | sed 's/^\(.\+\)\(\..\+\)$/\1/'`
        zip -r "$FILE" "$@"
      else
        7z a -tzip "$FILE" "$@"
      fi
    ;;
    *.7z)
      7z a "$FILE" "$@"
    ;;
    *.rar)
      if [ -n `which rar` ]; then
        rar a "$FILE" "$@"
      elif [ -f "/usr/lib/p7zip/Codecs/Rar29.so" ]; then
        7z a -trar "$FILE" "$@"
      else
        echo "No rar support."
      fi
    ;;
    *.iso)
      genisoimage -r -J -o "$FILE" "$@"
    ;;
    *)
      echo "Please enter a valid archive."
      exit 0
    ;;
  esac

  sha1sum "$FILE"
fi

if [ -n "$ENCRYPT" ]; then
  if [ ! -f "$FILE" ]; then
    echo "$FILE does not exist."
    exit 0
  fi

  CIPHER="$1"
  if [ -z "$CIPHER" ]; then
    #CIPHER='AES-128-CBC'
    CIPHER='aes128'
  fi

  case "$NAME" in
    *.enc)
      OUT=`echo "$FILE" | sed 's/\.enc$//'`
      if [ -f "$OUT" ]; then
        echo "$OUT already exists."
        exit 0
      fi
      openssl "$CIPHER" -d -a -in "$FILE" -out "$OUT"
      sha1sum "$OUT"
    ;;
    *)
      if [ -f "${FILE}.enc" ]; then
        echo "${FILE}.enc already exists."
        exit 0
      fi
      openssl "$CIPHER" -a -salt -in "$FILE" -out "${FILE}.enc"
      sha1sum "${FILE}.enc"
      #openssl sha1 "${FILE}.enc"
    ;;
  esac
fi