#!/bin/bash
SITE_IMAGE=$HOME/www/images
#SITE_IMAGE_ALTERNATE=$HOME/www/images.sans_logos
SITE_IMAGE_ALTERNATE=/backup
ALL=img.txt

echo "Generating listing of all files in $SITE_IMAGE_ALTERNATE ..."
find ${SITE_IMAGE_ALTERNATE} -type f -print > site_alternate.cache

while read id path
do
	if [ ! -z "$path" -a "$path" != "NULL" ]
	then
		case $id in
			[0-9]*)
				if [ -f "${SITE_IMAGE}/$path" ]
				then
					result="OK"
				else
					found=$(cat site_alternate.cache | grep -- "$(echo $path | sed -e 's/\*/\\\*/g')\$" | head -1)
					if [ -z "$found" ]
					then
						# echo "grep pattern= $(echo $path | sed -e 's/\*/\\\*/g')\$"
						result="?"
					else
						result="FOUND IN $found"
						if [ ! -f "$found" ]
						then 
							echo "cannot find $found"
 							exit
						else
							target="${SITE_IMAGE}/$path"
							dir="$(dirname "$target")"
							[ -d "$dir" ] || mkdir -p "$dir"
							cp -p "$found" "$target"
						fi
					fi
				fi
			;;
			*)	result="not a product id";
		esac
		printf "%-10s %-40s %s\n" "$id" "$path" "$result"
	fi
done < ${ALL}