#!/bin/bash
#Change the backgrounds on all of the screens that I have connected to my computer. See the code for more information
#set -x
. /home/default
LOCKFILE
PROGRAMS "xfdesktop"
#Parameters#{{{
IMG_DIR="$HOME/Pictures"
CONF_DIR="$HOME/.config/xfce4/xfconf/xfce-perchannel-xml"
CONF_FILE="$CONF_DIR/xfce4-desktop"
WALLPAPER_LIST="$IMG_DIR/images.txt"
test -f $WALLPAPER_LIST || touch $WALLPAPER_LIST
#}}}
# Fill the file if it is empty {{{
CHECK_LIST ()
{
	if [ ! -s "$WALLPAPER_LIST" ]
	then
		# Put all the files in the file (yep Ashley is in there twice)
		for FILES in 1920x1200 processed 1600x1200 1600x1200/women/a/ashley_judd
# 	for FILES in 1920x1200 processed 1600x1200/women/a/ashley_judd
		do
			find -L $IMG_DIR/$FILES -name "*.jpg" >> $WALLPAPER_LIST
		done
		#Randomize the order
		shuf $WALLPAPER_LIST -o $WALLPAPER_LIST.bak
		mv $WALLPAPER_LIST.bak $WALLPAPER_LIST
	fi
} #}}}
# New Image {{{
NEW_IMAGE ()
{
	FILE=`head -n 1 $WALLPAPER_LIST`
	grep $FILE -v $WALLPAPER_LIST > $WALLPAPER_LIST.bak
	mv $WALLPAPER_LIST.bak $WALLPAPER_LIST
	echo "# xfce backdrop list
$FILE" > ${CONF_FILE}${COUNT}.xml
}
#}}}
#The script#{{{
for COUNT in `seq 1 3` #change 1 to number of screens
do
	CHECK_LIST
	NEW_IMAGE
done
export DISPLAY=:0.0 && xfdesktop --reload 
RUN=`pidof xfdesktop`
if [ "$RUN" == "" ]
then
	export DISPLAY=:0.0 && xfdesktop &
fi
#}}}