#!/bin/bash

import_images() {
	local starttime=$(date +%s) imagetime timestamp elapsed lasttime now
	exec >> images.log
	exec 2>> images.log
	declare -r oldIFS="$IFS"
	[[ -r .importing ]] && return 2
	[[ -w "$rrdfile" ]] || rrdcreate
	readlast
	for file in dav/profile_*.png
	do
		[[ -r "$file" ]] || continue
		IFS=_.
		read junk date time junk <<<"$file"
		IFS="$oldIFS"
		if (( $(date '+%Y%m%d%H%M%S' -d "@${last[time]}") <  $date$time ))
		then
			(( count++ ))
			lasttime=${now:-$starttime}
			echo "${file##*/}" > .importing
			imagetime="${date:0:4}/${date:4:2}/${date:6:2} ${time:0:2}:${time:2:2}:${time:4:2}"
			echo "$(date +"%Y/%m/%d:%H:%M:%S") - $file: $imagetime"
			timestamp=$(date +%s -d "$imagetime")
			image "$file" $timestamp
			now=$(date +%s)
			echo $'\tDuration: '$(( now - lasttime ))
		fi
	done
	elapsed=$(( $(date +%s) - starttime ))
	(( count )) && echo "$(date +"%Y/%m/%d:%H:%M:%S"): Imported $count file(s) in $elapsed seconds."
	rm -f .importing
}