From 02daff90e4849847aebbfd8f4ccc56958e760ea5 Mon Sep 17 00:00:00 2001
From: Martin Mares <mj@ucw.cz>
Date: Wed, 26 Dec 2012 14:28:28 +0100
Subject: [PATCH] Gallery2: Titles are cached by gal-cache instead of gal-gen

This makes title changes much easier.
---
 gal2/FORMAT    |  3 ++-
 gal2/gal-cache | 11 +++++++++++
 gal2/gal-gen   |  5 +----
 3 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/gal2/FORMAT b/gal2/FORMAT
index 2f4a1ba..67118ec 100644
--- a/gal2/FORMAT
+++ b/gal2/FORMAT
@@ -25,9 +25,10 @@ $meta->{photo}->{$identifier} is a hash of:
 	h		height after scaling
 	title		photo title
 
+The rest is present in cache.meta only:
+
 $meta->{sequence} is an array of photo IDs as they appear in the gallery.
 
-[CacheDir only]
 $meta->{thumb}->{$format}->{$identifier} is a hash of:
 	w		thumbnail width
 	h		thumbnail height
diff --git a/gal2/gal-cache b/gal2/gal-cache
index 591a1ce..9909507 100755
--- a/gal2/gal-cache
+++ b/gal2/gal-cache
@@ -18,6 +18,9 @@ STDOUT->autoflush(1);
 
 UCW::Gallery::LoadConfig;
 
+print "Reading gallery.list\n";
+my $orig_list = UCW::Gallery::ReadList('gallery.list') or die "Cannot read gallery.list: $!\n";
+
 my $photo_dir = $CF{'PhotoDir'};
 my $photo_meta = File::Spec->catfile($photo_dir, 'gallery.meta');
 print "Reading meta-data from $photo_meta\n";
@@ -32,6 +35,14 @@ if (-d $cache_dir) {
 print "Creating cache directory: $cache_dir\n";
 File::Path::mkpath($cache_dir) or die "Unable to create $cache_dir: $!\n";
 
+# Construct sequence and store photo titles
+$meta->{sequence} = [];
+for my $f (@$orig_list) {
+	push @{$meta->{sequence}}, $f->{id};
+	my $m = $meta->{photo}->{$f->{id}} or die;
+	$m->{title} = $f->{title};
+}
+
 for my $thumb_fmt (keys %{$CF{'ThumbFormats'}}) {
 	my ($tw, $th) = ($thumb_fmt =~ m{^(\d+)x(\d+)$}) or die "Cannot parse thumbnail format $thumb_fmt\n";
 	print "Generating $thumb_fmt thumbnails\n";
diff --git a/gal2/gal-gen b/gal2/gal-gen
index 1e7c3dd..96bd65f 100755
--- a/gal2/gal-gen
+++ b/gal2/gal-gen
@@ -18,7 +18,6 @@ STDOUT->autoflush(1);
 
 UCW::Gallery::LoadConfig;
 
-my $orig_dir = $CF{'OrigDir'};
 my $orig_list = UCW::Gallery::ReadList('gallery.list') or die "Cannot read gallery.list: $!\n";
 
 my $photo_dir = $CF{'PhotoDir'};
@@ -36,7 +35,7 @@ if (-f $photo_meta) {
 	$old_meta = UCW::Gallery::ReadMeta($photo_meta);
 	# use Data::Dumper; print "Read old meta: ", Dumper($old_meta), "\n";
 }
-my $meta = { 'photo' => {}, 'sequence' => [] };
+my $meta = { 'photo' => {} };
 
 for my $f (@$orig_list) {
 	my $id = $f->{id};
@@ -69,10 +68,8 @@ for my $f (@$orig_list) {
 		'xf' => $xfrm,
 		'w' => $w,
 		'h' => $h,
-		'title' => $f->{title},
 	};
 	$meta->{photo}->{$id} = $m;
-	push @{$meta->{sequence}}, $id;
 
 	my $om = $old_meta->{photo}->{$id};
 	if ($om &&
-- 
2.39.2