+sub check_name {
+ my ($self, $entry) = @_;
+
+ my $name = $entry->{object}->name;
+ $name =~ s/^\s+//;
+ $name =~ s/\s+$//;
+
+ return 1 if $name;
+
+ push @{ $entry->{errors} }, $::locale->text('Error: Name missing');
+ return 0;
+}
+
+sub check_language {
+ my ($self, $entry) = @_;
+
+ my $object = $entry->{object};
+
+ # Check whether or not language ID is valid.
+ if ($object->language_id && !$self->languages_by->{id}->{ $object->language_id }) {
+ push @{ $entry->{errors} }, $::locale->text('Error: Invalid language');
+ return 0;
+ }
+
+ # Map name to ID if given.
+ if (!$object->language_id && $entry->{raw_data}->{language}) {
+ my $language = $self->languages_by->{description}->{ $entry->{raw_data}->{language} }
+ || $self->languages_by->{article_code}->{ $entry->{raw_data}->{language} };
+
+ if (!$language) {
+ push @{ $entry->{errors} }, $::locale->text('Error: Invalid language');
+ return 0;
+ }
+
+ $object->language_id($language->id);
+ }
+
+ return 1;
+}
+
+sub check_business {
+ my ($self, $entry) = @_;
+
+ my $object = $entry->{object};
+
+ # Check whether or not business ID is valid.
+ if ($object->business_id && !$self->businesss_by->{id}->{ $object->business_id }) {
+ push @{ $entry->{errors} }, $::locale->text('Error: Invalid business');
+ return 0;
+ }
+
+ # Map name to ID if given.
+ if (!$object->business_id && $entry->{raw_data}->{business}) {
+ my $business = $self->businesses_by->{description}->{ $entry->{raw_data}->{business} };
+
+ if (!$business) {
+ push @{ $entry->{errors} }, $::locale->text('Error: Invalid business');
+ return 0;
+ }
+
+ $object->business_id($business->id);
+ }
+
+ return 1;
+}
+