shownotes-w3m-rice/diana-mui

#!/usr/bin/env bash
###             _   _     _      _         
###  __ _  ___ | |_| |__ | | ___| |_ _   _ 
### / _` |/ _ \| __| '_ \| |/ _ \ __| | | |
###| (_| | (_) | |_| |_) | |  __/ |_| |_| |
### \__, |\___/ \__|_.__/|_|\___|\__|\__,_|
### |___/                                  
###       https://www.youtube.com/user/gotbletu
###       https://twitter.com/gotbletu
###       https://github.com/gotbletu
###       gotbletu@gmail.com
###
### Author          : gotbletu
### Name            : diana-mui
### Version         : 0.2
### Date            : 20190607
### Description     : diana-mui is a Menu User Interface to the diana program. Diana is a commandline interface to aria2 daemon
### Depends On      : bash  aria2  coreutils  fzf  gawk  procps-ng  xdg-utils  diana (https://github.com/baskerville/diana)
### Video Demo      : https://www.youtube.com/watch?v=y59JwlYsrAE
### References      : https://github.com/baskerville/diana/blob/87c5b1b57425585b4c0f543edcf7e9038cf793c5/diana#L427-L429

# download path
DIANA_DOWNLOAD_DIR=~/Downloads/Aria
# cli frontend to aria2 daemon
DIANA_BIN=/usr/bin/diana
# diana's custom way to start aria2 daemon
DAD_BIN=/usr/bin/dad
# list all active,paused,completed,errors
DIANAMUI_PROGRESS_BIN=~/.scripts/diana-progress

main_program () {
while true; do
  clear
  printf '%s\n\n' '======== Diana MUI ========'
  printf '%s\n' '  o|l)   Open File <==> List All Downloads'
  printf '%s\n' '  a|A)   Add <==> Add Paused'
  printf '%s\n' '  i|f)   File Info <==> Show Filename'
  printf '%s\n' '  r|R)   Remove * <==> Force Remove *'
  printf '%s\n' '  p|P)   Pause * <==> Pause All Active'
  printf '%s\n' '  c|C)   Resume * <==> Resume All Paused'
  printf '%s\n' '  T)     Stop Seeding Completed Torrents'
  printf '%s\n' '  E)     Clear Completed Downloads & Errors'
  printf '%s\n' '  s|S)   Start Aria2c Daemon <==> STOP Daemon'
  printf '%s\n' '  h|q)   Help <==> Quit'
  printf '%s\n'
  printf '%s\n' '         * Use TAB key to select multiple'
  printf '%s\n'
  printf '  Enter Your Choice: '
  read INPUT

  case "$INPUT" in
  
    l)    # List all
          watch -t "$DIANAMUI_PROGRESS_BIN"
          ;;
    i)    # Show File Info
          GID=`("$DIANA_BIN" list && "$DIANA_BIN" paused && "$DIANA_BIN" stopped && "$DIANA_BIN" errors) | fzf | awk '{print $1}'`
          "$DIANA_BIN" info "$GID"
          read -rsp $'Press any key to return to main menu\n' -n1 key
          ;;
    f)    # Show Filename
          GID=`("$DIANA_BIN" list && "$DIANA_BIN" paused && "$DIANA_BIN" stopped && "$DIANA_BIN" errors) | fzf | awk '{print $1}'`
          "$DIANA_BIN" files "$GID"
          read -rsp $'Press any key to return to main menu\n' -n1 key
          ;;
    o)    # Open File
          GID=`("$DIANA_BIN" list && "$DIANA_BIN" paused && "$DIANA_BIN" stopped && "$DIANA_BIN" errors) | fzf | awk '{print $1}'`
          nohup xdg-open "$("$DIANA_BIN" files "$GID" | cut -d'%' -f2- | awk '{$1=$1};1')" >/dev/null 2>&1 &
          # read -rsp $'Press any key to return to main menu\n' -n1 key
          ;;
    a)    # Add
          printf '%s\n' ">>> Add [<URI>|<MAGNET>|<TORRENT_FILE>|<METALINK_FILE] To Active Downloads"
          read -e -p ">>> " URI
          "$DIANA_BIN" add "$URI"
          ;;
    A)    # Add Paused
          printf '%s\n' ">>> Add [<URI>|<MAGNET>|<TORRENT_FILE>|<METALINK_FILE] To Paused Downloads"
          read -e -p ">>> " URI
          "$DIANA_BIN" --pause add "$URI"
          ;;
    r)    # Removing Download
          ("$DIANA_BIN" list && "$DIANA_BIN" paused ) | fzf -m | awk '{print $1}' | while read GID; do "$DIANA_BIN" remove "$GID"; done
          ;;
    R)    # Force Removing Download
          ("$DIANA_BIN" list && "$DIANA_BIN" paused ) | fzf -m | awk '{print $1}' | while read GID; do "$DIANA_BIN" forcerm "$GID"; done
          ;;
    p)    # Pausing Download
          "$DIANA_BIN" list | fzf -m | awk '{print $1}' | while read GID; do "$DIANA_BIN" pause "$GID"; done
          ;;
    P)    # Pause All The Active Downloads (aka Sleep)
          "$DIANA_BIN" sleep
          ;;
    c)    # Resuming Download
          "$DIANA_BIN" paused | fzf -m | awk '{print $1}' | while read GID; do "$DIANA_BIN" resume "$GID"; done
          ;;
    C)    # Resume All The Paused Downloads (aka Wake)
          "$DIANA_BIN" wake
          ;;
    E)    # Clear The List Of Stopped Downloads And Errors (aka Purge)
          "$DIANA_BIN" purge
          ;;
    T)    # Stop Seeding Completed Downloads (aka Clean)
          "$DIANA_BIN" clean
          ;;
    s)    printf '%s\n' "Starting Aria2c Daemon..."
          printf '%s\n' "Download To: $DIANA_DOWNLOAD_DIR"
          mkdir -p "$DIANA_DOWNLOAD_DIR"
          "$DAD_BIN" -d "$DIANA_DOWNLOAD_DIR" start
          sleep 3
          ;;
    S)    printf '%s\n' "Stopping Aria2c Daemon..."
          "$DAD_BIN" stop
          sleep 3
          ;;
    h|H)  # Help page
          clear
          printf '%s\n' 'Diana-MUI is a Menu User Interface to the diana program.'
          printf '%s\n' 'Diana is a commandline interface to aria2 daemon.'
          printf '%s\n' 'Aria2 is a download utility that supports HTTP(S), FTP, BitTorrent, and Metalink.'
          printf '%s\n'
          printf '%s\n' 'Requirements: bash  aria2  coreutils  fzf  gawk  procps-ng  xdg-utils  diana (https://github.com/baskerville/diana)'
          printf '%s\n'
          printf '%s\n' 'Optional: aria2c addon (https://chrome.google.com/webstore/detail/aria2c-integration/edcakfpjaobkpdfpicldlccdffkhpbfk)'
          printf '%s\n'
          printf '%s\n'
          printf '%s\n' 'Author:  gotbletu <gotbletu@gmail.com>'
          printf '%s\n' '         https://www.youtube.com/user/gotbletu'
          printf '%s\n' '         https://twitter.com/gotbletu'
          printf '%s\n' '         https://github.com/gotbletu'
          printf '%s\n'
          read -rsp $'Press any key to return to main menu\n' -n1 key
          ;;
    q|Q)  # Quit/Exit
          clear && break
          ;;
    *)    printf '%s\n' "Invalid Option... Try Again"
          sleep 2
          ;;
  esac

done
}

# run program
main_program