[shotwell] Export modified GPS meta-data

[Jens Georg <jensgeorg src gnome org>]

commit d570ab8ef04bad598fface2f08742643a4dfd2c0
Author: Jens Georg <mail jensge org>
Date:   Mon Apr 22 14:08:33 2019 +0200

    Export modified GPS meta-data

 src/Photo.vala | 5 +++++
 1 file changed, 5 insertions(+)
---
diff --git a/src/Photo.vala b/src/Photo.vala
index 5fcfb5f9..0d55998c 100644
--- a/src/Photo.vala
+++ b/src/Photo.vala
@@ -5385,6 +5385,10 @@ public class LibraryPhoto : Photo, Flaggable, Monitorable {
         
         if (get_rating() != metadata.get_rating())
             return true;
+
+        var old_coords = metadata.get_gps_coords();
+        if (!get_gps_coords().equals(ref old_coords))
+            return true;
         
         Gee.Set<string>? keywords = metadata.get_keywords();
         int tags_count = (tags != null) ? tags.size : 0;
@@ -5415,6 +5419,7 @@ public class LibraryPhoto : Photo, Flaggable, Monitorable {
             metadata.set_keywords(null);
         
         metadata.set_rating(get_rating());
+        metadata.set_gps_coords(get_gps_coords());
     }
     
     protected override void apply_user_metadata_for_reimport(PhotoMetadata metadata) {