doc2epub.sh: a bash command line converter tool from doc to epub

#!/usr/bin/bash
 # doc2epub.sh
 # a bash command line converter tool from doc to epub
 # 
 # Copyright 2017 radeff.red <fradeff@akademia.ch>
 # 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 2 of the License, or
 # (at your option) any later version.
 # 
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 # 
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 # MA 02110-1301, USA.
 ls *.doc | while read i
 do
	soffice --convert-to docx "$i"   --headless
 done
 rm *.doc
ls *.docx | while read i
 do
 ebook-convert  "$i" "$i".epub
 done
  rm *.docx
 rename 's/.docx.epub/.epub/g' *.epub
 rename 's/ /_/g' *.epub
 rename 's/\(/_/g' *.epub
 rename 's/\)/_/g' *.epub
rename 's/_-_/_/g' *.epub
rename 's/__/_/g' *.epub