Fetches news from calibre recipes and sends them to your kindle. Cronjobbable.

fetchnews4kindle.sh

#!/bin/sh
# ----------------------------------------------------------------------------
# Written by Joakim Reinert <http://digital-adventures.de>
# (c) 2012 Joakim Reinert under GNU GPL v3.0+
# Last updated on: Apr/29/2012 by Joakim Reinert
# ----------------------------------------------------------------------------
# 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 3 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, see <http://www.gnu.org/licenses/>.

# Requirements: calibre, Xvfb and zip or p7zip

# Usage:
# 1. Create a new directory under your home directory and copy this file inside.
# 2. IMPORTANT: chmod 700 fetchnews4kindle.sh
#    because your smtp password is stored in plain text
# 3. Create a new directory in the one you created before and call it recipes
# 4. Copy the recipes for all the news you want to fetch into that folder
# 5. Set the variables below
# 6. Test the script and if it works
# 7. run crontab -e and schedule the execution of the script

###############################################################################

kindle_mail=yourusername@kindle.com

from_mail=yourusername@yourdomain.com

smtp_user=yourusername

smtp_password=yourpassword

smtp_server=your.smtp.server

#Change if necessary
smtp_port=465

#TLS,SSL or NONE
#you shouldn't use NONE here
smtp_encryption=SSL

###############################################################################

mail_string="calibre-smtp -r $smtp_server --port=$smtp_port -u $smtp_user -p $smtp_password -e $smtp_encryption -s \"News\" "

zip_file="news_`date +%F`.zip"
compress_command="zip $zip_file mobi/*.mobi"
if [ "`which zip`" == "" ]; then
	echo "zip not installed! Trying p7zip..."
	if [ "`which 7z`" == "" ]; then
		echo "Neither zip nor p7zip installed! Exiting."
		exit 1
	else
		compress_command="7z a -tzip $zip_file mobi/*.mobi"
	fi
fi
if [ ! -d ~/calibre\ news ]; then
	mkdir ~/calibre \news
fi
cd ~/calibre\ news
if [ ! -d mobi ]; then
	mkdir mobi
fi
if [ ! -d recipes ]; then
	mkdir recipes
fi
Xvfb :100 -ac &
display_bak=$DISPLAY
export DISPLAY=:100.0
empty=1
for file in recipes/*.recipe; do
	basename=${file##*/}
	ebook-convert "$file" mobi/${basename%.*}.mobi
	empty=0
done
rm news*.zip
zip_file="news_`date +%F`.zip"
zip $zip_file mobi/*.mobi
mail_string="$mail_string -a $zip_file $from_mail $kindle_mail News"
killall Xvfb
export DISPLAY=$display_bak
if [ $empty == 1 ]; then
	echo "No recipes to fetch!"
	exit 1
fi
$mail_string