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#!/bin/sh

# Record desktop in Qubes Dom0 and copy video to AppVM
# If you want create a keyboard shortcut, use "konsole -e qvm-screenrecord.sh -n"
# Dependencies: recordmydesktop (sudo qubes-dom0-update recordmydesktop)
# 2013, Laurent Ghigonis <laurent@p1sec.com>

DOM0_SHOTS_DIR=$HOME/shots
APPVM_SHOTS_DIR=/home/user/shots
QUBES_DOM0_APPVMS=/var/lib/qubes/appvms/

usage() {
	echo "$program [-hn]"
	echo -e "\t-n : after capturing, run nautilus in AppVM"
}

program="`basename $0`"
mode_nautilus=0
opts="$(getopt -o hn -n "$program" -- "$@")"
err=$?
eval set -- "$opts"
while true; do case $1 in
	-h) usage; exit 1 ;;
	-n) mode_nautilus=1; shift ;;
	--) shift; break ;;
esac done
[[ $err -ne 0 ]] && usage && exit 1

mkdir -p $DOM0_SHOTS_DIR ||exit 1
d=`date +"%Y%m%d-%H%M"`
tmpname=$d.ogv
echo "============================="
echo "Hit Crtl-C to end the capture"
echo "============================="
echo
recordmydesktop --no-sound -o $DOM0_SHOTS_DIR/$tmpname $@
size=`ls -hs $DOM0_SHOTS_DIR/$tmpname |cut -d' ' -f1`

title=`kdialog --inputbox "Enter capture title ($size)" --title "$program"`
[[ X"$title" = X"" ]] && exit 1
vidname=${d}_${title}.ogv

echo "[-] saving $DOM0_SHOTS_DIR/$vidname ($size)"
mv $DOM0_SHOTS_DIR/$tmpname $DOM0_SHOTS_DIR/$vidname
ls -lh $DOM0_SHOTS_DIR/$vidname

choice=`ls $QUBES_DOM0_APPVMS |sed 's/\([^ ]*\)/\1 \1/g'`
appvm=`kdialog --menu "Select destination AppVM" $choice --title "$program"`

if [ X"$appvm" != X"" ]; then
	if [ $mode_nautilus -eq 1 ]; then
		echo "[-] running nautilus in AppVM"
		qvm-run $appvm "nautilus $APPVM_SHOTS_DIR"
	fi

	echo "[-] copy to AppVM $appvm"
	qvm-run $appvm "mkdir -p $APPVM_SHOTS_DIR"
	echo "[-] copying $APPVM_SHOTS_DIR/$vidname"
	cat $DOM0_SHOTS_DIR/$vidname \
		|qvm-run --pass-io $appvm "cat > $APPVM_SHOTS_DIR/$vidname"
else
	echo "no AppVM name provided"
fi

echo "[*] done"