Update schema

lib/database/checkVersion

@@ -1,5 +1,5 @@
 #!/bin/bash
-currentdbversion=5
+currentdbversion=6
 checkDatabaseVersion() {
 	local dbversion
 	if dbversion=$(Select atom version <<<"\"1\" = 1")

lib/database/open

@@ -1,5 +1,6 @@
 #!/bin/bash
 openDatabase() {
+	[[ -f "$database" ]] || populate_db=1
 	rm -f "$tempdir"/sqlite.{in,out}
 	mkfifo "$tempdir"/sqlite.{in,out}
 	sqlite3 -bail "$database"	\
@@ -13,7 +14,7 @@ openDatabase() {
 		exec 5>&3
 		exec 3> >(tee -a "$tempdir/debug.log" >&5)
 	fi
-	cat $schema >&3
+	(( populate_db )) && cat $schema >&3
 	echo '.separator ::AtOM:SQL:Sep::' >&3
 	echo 'PRAGMA foreign_keys = ON;' >&3
 	echo 'PRAGMA recursive_triggers = ON;' >&3

lib/database/upgradedatabase_5_6

@@ -0,0 +1,37 @@
+#!/bin/bash
+
+upgradedatabase_5_6() {
+	echo "Upgrading database to version 6... (backup is $database.bak_v5)"
+	cp "$database" "$database.bak_v5"
+	echo '
+		ALTER TABLE tags ADD COLUMN replaygain_alb FLOAT;
+		ALTER TABLE tags ADD COLUMN replaygain_trk FLOAT;
+		DROP TRIGGER force_destination_update_on_tag_update;
+		CREATE TRIGGER IF NOT EXISTS force_destination_update_on_tag_update
+		AFTER UPDATE OF
+			genre,
+			albumartist,
+			year,
+			album,
+			disc,
+			artist,
+			track,
+			title,
+			composer,
+			performer,
+			releasecountry,
+			replaygain_alb,
+			replaygain_trk,
+			rate,
+			channels,
+			bitrate,
+			bitdepth
+		ON tags
+		BEGIN
+			UPDATE destination_files SET last_change=0
+			WHERE source_file_id=old.source_file;
+		END;
+	' >&3
+
+	Update atom version 6 <<<"1 = 1"
+}

share/schema.sql

@@ -59,6 +59,8 @@ CREATE TABLE IF NOT EXISTS tags (
 	composer	TEXT,
 	performer	TEXT,
 	releasecountry	TEXT,
+	replaygain_alb	FLOAT,
+	replaygain_trk	FLOAT,
 	depth		INTEGER,
 	rate		INTEGER,
 	channels	INTEGER,