#!/bin/bash
copyFiles_action() {
	echo -n "Copying files...     "
	echo '
		SELECT
			source_files.filename,
			source_files.last_change,
			destinations.id,
			destinations.name,
			destination_files.id
		FROM			source_files
			INNER JOIN	destination_files
				ON	source_files.id
						= destination_files.source_file_id
			INNER JOIN	destinations
				ON	destination_files.destination_id=destinations.id
			INNER JOIN	mime_type_actions
				ON	mime_type_actions.id = source_files.mime_type
		WHERE	CAST(destination_files.last_change AS TEXT)
				<> CAST(source_files.last_change AS TEXT)
		AND	mime_type_actions.destination_id = destinations.id
		AND	mime_type_actions.action = 2;

		SELECT "AtOM:NoMoreFiles";' >&3
	read -u4 line
	while ! [[ $line = AtOM:NoMoreFiles ]]
	do
		copyfiles+=("$line")
		read -u4 line
	done

	echo 'BEGIN TRANSACTION;' >&3
	for copyfile in "${copyfiles[@]}"
	do
		sourcefilename=${copyfile%%::AtOM:SQL:Sep::*}
		sourcedir=${sourcefilename%/*}
		rest="${copyfile#*::AtOM:SQL:Sep::}::AtOM:SQL:Sep::"
		lastchange=${rest%%::AtOM:SQL:Sep::*}
		rest=${rest#*::AtOM:SQL:Sep::}
		destinationid=${rest%%::AtOM:SQL:Sep::*}
		rest=${rest#*::AtOM:SQL:Sep::}
		destination=${rest%%::AtOM:SQL:Sep::*}
		rest=${rest#*::AtOM:SQL:Sep::}
		destfileid=${rest%%::AtOM:SQL:Sep::*}
		rest=${rest#*::AtOM:SQL:Sep::}
		echo 'SELECT IFNULL( (
			SELECT	destination_files.filename
			FROM		destination_files
			INNER JOIN	source_files
				ON	destination_files.source_file_id=source_files.id
			INNER JOIN	mime_type_actions
				ON
				mime_type_actions.id=source_files.mime_type
			INNER JOIN	destinations
				ON	destinations.id=destination_files.destination_id
			WHERE	destinations.id = '$destinationid'
			AND	source_files.filename LIKE
					"'"${sourcedir//\"/\"\"}"'/%"
			AND	mime_type_actions.action = 1
			LIMIT 1
		),"AtOM:NotFound");
		'>&3
		read -u4 filename
		if [[ $filename != AtOM:NotFound ]]
		then
			destdir=${filename%/*}
			if cp -al "$sourcepath/$sourcefilename" "$destdir" 2>/dev/null\
			|| cp -a "$sourcepath/$sourcefilename" "$destdir"
			then
				Update destination_files			\
					filename "$destdir/${sourcefilename##*/}"\
					rename_pattern "${destinationrenamepath[$destination]}/${destinationrename[$destination]}:${destinationfat32compat["$destination"]}"\
					last_change $lastchange			\
				 <<-EOWhere
					id = $destfileid
				EOWhere
				(( done++ ))
			fi
		fi
		(( count++ ))
		printf '\b\b\b\b%3i%%' $(( (count * 100) / ${#copyfiles[@]} ))
	done
	echo 'COMMIT;' >&3
	echo -e "\rCopied ${done:-0} of $count files.\033[K"
	unset count done
}