Copy FLV & MP4 (& other multimedia) files from browser

get_flvs.sh

#!/bin/bash
# =======================================================================================
# Discoveres all opened FLV files that don't exists on /tmp, and allow to copy to $HOME.
# The file must remain open before copying, because the plugin unlinks the filename.
# Based on: http://davesource.com/Solutions/20110313.Chrome-linux-hidden-flash-files.html
# =======================================================================================

SUDO="sudo "
TEMPFILE="/tmp/flvs_$(date +%s)"
METHOD=3

if [ $# -eq 1 ]
then
	METHOD=$1
fi

case $METHOD in
1)
	$SUDO find /proc |egrep -i "/proc/[0-9]{,5}/fd$" | sed 's/[^0-9]*//g' > $TEMPFILE
	;;
2)
	$SUDO lsof / | grep -i "flash" > $TEMPFILE
	;;
3)
	$SUDO lsof -n | grep -i "flash" | grep -v "mem" > $TEMPFILE
	;;
*)
	echo "Usage:  $0  <method-number>"
	exit 1
	;;
esac

echo " -- Using method #$METHOD"
if [ -n "$DEBUG" ]
then
	echo " -- DEBUGGING MODE ON"
fi

COUNT=$(wc -l $TEMPFILE | awk '{ print $1 }')

if [ $COUNT -eq 0 ]
then
	echo " :( nothing detected"
	exit 1
fi

echo " ++ Items: $COUNT"

while IFS= read -r ITEM <&3
do
	PID=$(echo $ITEM | awk '{ print $2 }')
	FD=$(echo $ITEM | awk '{ gsub(/u$/,"",$4); print $4 }')
	SIZE=$(echo $ITEM | awk '{ print $7 }')

	FDPATH="/proc/$PID/fd/$FD"
	INFO=$($SUDO file -bL "$FDPATH")
	#MEGAS=$(echo "$SIZE / 2^20" | bc)
	MEGAS=$($SUDO du -shL "$FDPATH" | awk '{ print $1 }')

	echo
	echo " ++ Detected: [FILE=$FDPATH | SIZE=$MEGAS ($SIZE) | INFO=$INFO]"
	
	if [ -z "$DEBUG" ]
	then
		echo " -- Copy to \$HOME? Enter filename and hit [ENTER]: "
		read NAME

		if [ -n "$NAME" ]
		then
			OUTPUT="$HOME/$NAME.flv"
			MYSELF=$(whoami)
			$SUDO cp "$FDPATH" "$OUTPUT"
			$SUDO chown "$MYSELF":"$MYSELF" "$OUTPUT"
			echo " ** Done!"
		else
			echo " == Nothing copied"
		fi
	fi

done 3<$TEMPFILE
rm $TEMPFILE

echo " == Finished!"

Usage:

sudo ./get_flvs.sh
sudo DEBUG=Y ./get_flvs.sh 1
sudo ./get_flvs.sh 2