From bfa46a1dbcd1dd3ea0d32336243bc344f744aa09 Mon Sep 17 00:00:00 2001
From: Julian Maurice <julian.maurice@biblibre.com>
Date: Fri, 10 Apr 2020 11:19:47 +0200
Subject: [PATCH] Bug 24591: Add --help option to
 misc/devel/get-prepared-letter.pl

Also fix code style with perltidy

Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
---
 misc/devel/get_prepared_letter.pl | 60 ++++++++++++++++++++++++++++++-
 1 file changed, 59 insertions(+), 1 deletion(-)

diff --git a/misc/devel/get_prepared_letter.pl b/misc/devel/get_prepared_letter.pl
index c6f3101cf9..45f5544d82 100755
--- a/misc/devel/get_prepared_letter.pl
+++ b/misc/devel/get_prepared_letter.pl
@@ -16,17 +16,71 @@
 # You should have received a copy of the GNU General Public License along
 # with Koha; if not, see <http://www.gnu.org/licenses>.
 
+=head1 NAME
+
+get-prepared-letter.pl - preview letter content
+
+=head1 SYNOPSIS
+
+get-prepared-letter.pl --module MODULE --letter-code CODE [options]
+
+=head1 OPTIONS
+
+=over
+
+=item B<--module MODULE>
+
+The letter module (acquisition, catalogue, circulation, ...)
+
+=item B<--letter-code CODE>
+
+The letter code (DUE, PREDUE, ...)
+
+=item B<--branchcode BRANCHCODE>
+
+The letter branchcode
+
+=item B<--message-transport-type TYPE>
+
+The message transport type (email, print, ...)
+
+=item B<--lang LANG>
+
+The letter language (es-ES, fr-FR, ...)
+
+=item B<--repeat REPEAT>
+
+A JSON formatted string that will be used as repeat parameter. See
+documentation of GetPreparedLetter for more informations.
+
+=item B<--tables TABLES>
+
+A JSON formatted string that will be used as tables parameter. See
+documentation of GetPreparedLetter for more informations.
+
+=item B<--loops LOOPS>
+
+A JSON formatted string that will be used as loops parameter. See
+documentation of GetPreparedLetter for more informations.
+
+=back
+
+=cut
+
 use Modern::Perl;
 
 use Getopt::Long;
 use JSON;
+use Pod::Usage;
 
 use C4::Letters;
 
+my $help;
 my ( $module, $letter_code, $branchcode, $message_transport_type, $lang,
     $repeat, $tables, $loops );
 
 GetOptions(
+    'help'                     => \$help,
     'module=s'                 => \$module,
     'letter-code=s'            => \$letter_code,
     'branchcode=s'             => \$branchcode,
@@ -35,7 +89,11 @@ GetOptions(
     'repeat=s'                 => \$repeat,
     'tables=s'                 => \$tables,
     'loops=s'                  => \$loops,
-) or die "Error in command line arguments\n";
+) or pod2usage( -exitval => 2, -verbose => 1 );
+
+if ($help) {
+    pod2usage( -exitval => 0, -verbose => 1 );
+}
 
 $repeat = $repeat ? decode_json($repeat) : {};
 $tables = $tables ? decode_json($tables) : {};
-- 
2.20.1