#!/bin/sh
				
FTP="ftp";

NTRY="10";			# number of times to try
SLEEP="120";			# rest this many seconds between tries
SIZE="2000";			# smallest allowed file size

REMOTE_FTP_SITE="metalab.unc.edu";
REMOTE_FTP_SITE="www.ibiblio.org";
REMOTE_FILE="/pub/electronic-publications/Dr-Fun/latest.jpg";
LOCAL_FILE="/tmp/dr_fun_new.jpg";

URL="http://www.ibiblio.org/Dave/Dr-Fun/latest.jpg"

VIEW="xv -geometry +1+1"
VIEW="gw eog"

if [ "$1" != "" ]; then
	SLEEP="$1"
	if [ "$2" != "" ]; then
		NTRY="$2"
	fi
	set -xv
fi

		# function to try to get...
go_get_it() {

(cd /tmp; wcat -B $URL; mv latest.jpg $LOCAL_FILE)

#if [ "`echo $FTP | grep ncftp`" != "" ]; then
#	$FTP -c $REMOTE_FTP_SITE:$REMOTE_FILE > $LOCAL_FILE
#else
#
#$FTP $REMOTE_FTP_SITE << End_of_ftp
#bin
#get $REMOTE_FILE $LOCAL_FILE
#quit
#End_of_ftp
#
#fi

}

rm -f $LOCAL_FILE;	# get rid of yesterday's 

count="0";

while [ "$count" -lt "$NTRY" ]
do
	count=`expr $count + 1`;

	go_get_it;			# try to get it

					# if it exists and is "big" enough:
	if [ -f "$LOCAL_FILE" ] && \
	   [ "`wc -c $LOCAL_FILE | awk '{print $1}'`" -gt "$SIZE" ]; then
		# what the heck, show him!
		if [ "$DISPLAY" = "" ]; then
			DISPLAY=:0.0; export DISPLAY;
		fi
		$HOME/script/slay -nr dr_fun; sleep 4;
		$VIEW $LOCAL_FILE & # 1>/dev/null 2>&1 &
		exit 0;
	else
		rm -f $LOCAL_FILE;	# get ready to try again
		sleep 5
		
	fi
done

exit 0