From b247739b72049d60f691fa72e67885d94e185434 Mon Sep 17 00:00:00 2001
From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Fri, 26 Oct 2007 21:41:42 +0000
Subject: [PATCH] use Hash::Merge to correctly handle update, This might
 actually move to Store, but this way plugins get only new state...

git-svn-id: https://perl-cwmp.googlecode.com/svn/branches/store-pluggable@138 836a5e1a-633d-0410-964b-294494ad4392
---
 Makefile.PL            | 2 ++
 lib/CWMP/Store/YAML.pm | 9 ++++++++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/Makefile.PL b/Makefile.PL
index 2901ef7..80aaafd 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -19,6 +19,8 @@ requires	'DBM::Deep';
 requires	'Getopt::Long';
 requires	'Term::Shelly'	=>	'0.03';
 requires	'Module::Pluggable';
+requires	'YAML';
+requires	'Hash::Merge';
 
 build_requires 'Test::More';
 
diff --git a/lib/CWMP/Store/YAML.pm b/lib/CWMP/Store/YAML.pm
index 9805a50..160cbe8 100644
--- a/lib/CWMP/Store/YAML.pm
+++ b/lib/CWMP/Store/YAML.pm
@@ -6,6 +6,7 @@ use warnings;
 
 use Data::Dump qw/dump/;
 use YAML qw/LoadFile DumpFile/;
+use Hash::Merge qw/merge/;
 
 =head1 NAME
 
@@ -44,7 +45,13 @@ sub update_uid_state {
 
 	my $file = "$dir/$uid.yml";
 
-	DumpFile( $file, $state ) || die "can't write $file: $!";
+	my $old_state = $self->get_state( $uid );
+
+	my $combined = merge( $state, $old_state );
+
+#	warn "## ",dump( $old_state, $state, $combined );
+
+	DumpFile( $file, $combined ) || die "can't write $file: $!";
 
 }
 
-- 
2.20.1