X-Git-Url: http://wagnertech.de/gitweb/gitweb.cgi/mfinanz.git/blobdiff_plain/fec397bf76c75df4102a45444512572a686cbf24..f217d072d76183bc07723dcc29503b732bd2022d:/SL/DB/Unit.pm

diff --git a/SL/DB/Unit.pm b/SL/DB/Unit.pm
index f5f1bc14c..2c58ec66d 100644
--- a/SL/DB/Unit.pm
+++ b/SL/DB/Unit.pm
@@ -1,7 +1,7 @@
 package SL::DB::Unit;
 
 use List::MoreUtils qw(any);
-
+use List::Util qw(first);
 
 use strict;
 
@@ -15,6 +15,11 @@ __PACKAGE__->meta->add_relationships(
     class        => 'SL::DB::Unit',
     column_map   => { base_unit => 'name' },
   },
+  translations => {
+    type         => 'one to many',
+    class        => 'SL::DB::UnitsLanguage',
+    column_map   => { name => 'unit' },
+  },
 );
 
 __PACKAGE__->meta->initialize;
@@ -57,7 +62,7 @@ sub convert_to {
   my $my_base_factor    = $self->base_factor       || 1;
   my $other_base_factor = $other_unit->base_factor || 1;
 
-  return $qty * $my_base_factor / $other_base_factor;
+  return ($qty // 0) * $my_base_factor / $other_base_factor;
 }
 
 sub is_time_based {
@@ -66,4 +71,23 @@ sub is_time_based {
   return any { $_->id == $self->id } @{ SL::DB::Manager::Unit->time_based_units };
 }
 
+sub get_translation_obj {
+  my ($self, $language) = @_;
+
+  my $language_id = (ref($language) eq 'SL::DB::Language' ? $language->id : $language) || undef;
+
+  return first { $_->language_id => $language_id } @{ $self->translations || [] };
+}
+
+sub get_translation {
+  my ($self, $language, $qty) = @_;
+
+  my $translation     = $self->name; # fallback, if no translation found
+  my $translation_obj = $self->get_translation_obj(language => $language);
+  if ($translation_obj) {
+    $translation = (($qty // 0) > 1 || ($qty // 0) == 0) ? $translation_obj->localized_plural : $translation_obj->localized;
+  }
+  return $translation;
+}
+
 1;