adding maintenance script to warn users when maintenance is on.

koha-tmpl/opac-tmpl/prog/en/maintenance.tmpl

@@ -0,0 +1,11 @@
+<!-- TMPL_INCLUDE NAME="doc-head-open.inc" -->
+<!-- TMPL_VAR NAME="LibraryNameTitle" --> -- Library Catalog
+<!-- TMPL_INCLUDE NAME="doc-head-close.inc" -->
+<!--TMPL_INCLUDE NAME="navigation.inc" -->
+
+<div id="main">
+   Site under maintenance.
+    Please Come back later.
+    If you still see this page, please contact <a href="mailto:<!--TMPL_VAR Name="KohaAdminEmailAddress"-->">me</a>
+</div>
+<!-- TMPL_INCLUDE NAME="opac-bottom.inc" -->

opac/maintenance.pl

@@ -0,0 +1,38 @@
+#!/usr/bin/perl
+
+# 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 2 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, write to the Free Software Foundation, Inc., 59 Temple Place,
+# Suite 330, Boston, MA  02111-1307 USA
+
+# $Id$
+
+use strict;
+require Exporter;
+use CGI;
+use C4::Auth;
+use C4::Output;
+
+my $input = new CGI;
+
+my ( $template, $borrowernumber, $cookie ) = get_template_and_user(
+    {
+        template_name   => "maintenance.tmpl",
+        type            => "opac",
+        query           => $input,
+        authnotrequired => 1,
+        flagsrequired   => { borrow => 1 },
+    }
+);
+
+output_html_with_http_headers $input, '', $template->output;