.local/bin/edit-bookmarks


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#!/usr/bin/bash

bookmarks=/tmp/bookmarks.txt

edit_bookmarks_pdf() {
  # extract bookmarks
  pdftk "$1" data_dump output $bookmarks

  # edit bookmarks.txt
  nvim $bookmarks

  # set bookmarks back to document
  pdftk "$1" update_info $bookmarks output "$1".new.pdf
}

edit_bookmarks_djvu() {
  # extract bookmarks
  djvused -e "print-outline" "$1" >$bookmarks

  # edit bookmarks.txt
  nvim $bookmarks

  # set bookmarks back to document
  djvused -s -e "set-outline $bookmarks" "$1"
}

case "$1" in
  *.pdf)
    edit_bookmarks_pdf "$1"
    ;;
  *.djvu)
    edit_bookmarks_djvu "$1"
    ;;
  *)
    echo "Not a pdf or djvu file."
    ;;
esac