my $base_url = _get_base_url($preferred_language);
return $base_url
. (
exists $mapping->{$view} ? $mapping->{$view}
( defined $view && exists $mapping->{$view} ) ? $mapping->{$view}
: exists $mapping->{$file} ? $mapping->{$file}
: ( exists $mapping->{$file} ) ? $mapping->{$file}
: $mapping->{mainpage}
);
}
-