TT#74153 add utils Template::Plugin

"Utils" TT plugin, to be extended.
provides base64 encoding for now, used by
provisioningtemplates feature.

Change-Id: I2980b57e5dae3d2595ba7017efcdc7e0bd00e469

lib/NGCP/Template.pm

@@ -25,6 +25,7 @@ sub new
         ABSOLUTE => 1,
         RELATIVE => 1,
         EVAL_PERL => 1,
+        PLUGIN_BASE => 'NGCP::Template::Plugin',
         %{$config},
     });
 

lib/NGCP/Template/Plugin/Utils.pm

@@ -0,0 +1,73 @@
+package NGCP::Template::Plugin::Utils 1.000;
+
+use strict;
+use warnings;
+
+use parent qw(Template::Plugin);
+
+use MIME::Base64 ();
+
+sub new {
+    my ($class, $context, @params) = @_;
+
+    bless {
+        _CONTEXT => $context,
+    }, $class;
+}
+
+sub encode_base64 {
+    my ($self, @params) = @_;
+    return MIME::Base64::encode($params[0], '');
+}
+
+1;
+
+__END__
+
+=encoding UTF-8
+
+=head1 NAME
+
+NGCP::Template::Plugin::Utils - Utils plugin
+
+=head1 VERSION
+
+Version 1.000
+
+=head1 DESCRIPTION
+
+This module provides common, stateless utility methods for NGCP templates
+using Template::Plugin mechanism.
+
+[% USE Utils %]
+
+=head1 METHODS
+
+=over 8
+
+=item [% encoded = Utils.encode_base64(unencoded) %]
+
+Converts give input String to base64.
+
+=back
+
+=head1 AUTHOR
+
+Rene Krenn, C<< <rkrenn@sipwise.com> >>
+
+=head1 LICENSE
+
+This program 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.
+.
+This program 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 this program.  If not, see <https://www.gnu.org/licenses/>.
+
+=cut