#!/bin/sh

#
# A script to download photos and videos you took with your cellphone via Bluetooth. It downloads only files lacking locally
# It is nice to put it in crontab
# You phone must be paired with computer already
# The phone is not necessarily must be blutooth discoverable
#
# This script is GNU/GPLv3 Free Software
#
# Anton Tesla Starikov, teesla@gmail.com
#

phonemac="00:1D:28:FA:A2:AB"
phonedir="/Memory Stick/DCIM/100MSDCF"
localdir="/home/tesla/Pictures/Phone/"
localtmp="/tmp/"

mkdir $localdir

#get list from phone
obexftp -b $phonemac -c "$phonedir" -l | grep "file name" | awk -F\" '{print $2}' | sort > $localtmp.phonelist.tmp

#get list from HDD
ls -1 $localdir | sort > $localtmp.hddlist.tmp

#findout what we are lacking locally
#sorting in back order since usually we need newer files most, so we get them first
diff $localtmp.phonelist.tmp $localtmp.hddlist.tmp|grep "<"|awk '{print $NF}' | sort -r > $localtmp.difference.tmp

#if there is anything we are lacking
if [ -s $localtmp.difference.tmp ]; then
    cd $localdir
    #for each file lacking
    while read line; do
    touch $line
    #get it
    #you can commentout obexftp if you dont really want all those files but rather their placeholders
    obexftp -b $phonemac -c "$phonedir" -g $line
    done < $localtmp.difference.tmp
fi