--- /dev/null
+package Koha::REST::Plugin::Exceptions;
+
+# This file is part of Koha.
+#
+# Koha is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# Koha is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Koha; if not, see <http://www.gnu.org/licenses>.
+
+use Modern::Perl;
+
+use Scalar::Util qw( blessed );
+use Koha::Logger;
+
+use Mojo::Base 'Mojolicious::Plugin';
+
+=head1 NAME
+
+Koha::REST::Plugin::Exceptions
+
+=head1 API
+
+=head2 Helper methods
+
+=head3 unhandled_exception
+
+ try {
+ ...
+ }
+ catch {
+ if ( know_exception ) {
+ handle_known_exception($_);
+ }
+
+ $c->unhandled_exception($_);
+ }
+
+Provides a generic and reusable way to throw unhandled exceptions. This way we
+can centralize the behaviour control (e.g. production vs. development environmet)
+
+=cut
+
+sub register {
+ my ( $self, $app ) = @_;
+
+ $app->helper(
+ 'unhandled_exception' => sub {
+ my ( $c, $exception ) = @_;
+
+ my $req = $c->req;
+ my $method = $req->method;
+ my $path = $req->url->to_abs->path;
+ my $type = "";
+
+ if ( blessed $exception ) {
+ $type = "(" . ref($exception) . ")";
+ }
+
+ my $message = "$method $path: unhandled exception $type\<\<$exception\>\>";
+
+ $c->app->log->error("$message");
+
+ $c->render(
+ status => 500,
+ openapi => {
+ error =>
+ "Something went wrong, check Koha logs for details."
+ }
+ );
+ }
+
+ );
+}
+
+1;