--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/program/steps/settings/about.inc	Thu Jan 04 15:52:31 2018 -0500
@@ -0,0 +1,103 @@
+<?php
+
+/**
+ +-----------------------------------------------------------------------+
+ | program/steps/settings/about.inc                                      |
+ |                                                                       |
+ | This file is part of the Roundcube Webmail client                     |
+ | Copyright (C) 2005-2013, The Roundcube Dev Team                       |
+ | Copyright (C) 2011-2013, Kolab Systems AG                             |
+ |                                                                       |
+ | Licensed under the GNU General Public License version 3 or            |
+ | any later version with exceptions for skins & plugins.                |
+ | See the README file for a full license statement.                     |
+ |                                                                       |
+ | PURPOSE:                                                              |
+ |   Display license information about program and enabled plugins       |
+ |                                                                       |
+ +-----------------------------------------------------------------------+
+ | Author: Aleksander Machniak <alec@alec.pl>                            |
+ +-----------------------------------------------------------------------+
+*/
+
+
+$OUTPUT->set_pagetitle($RCMAIL->gettext('about'));
+
+$OUTPUT->add_handler('supportlink', 'rcmail_supportlink');
+$OUTPUT->add_handler('pluginlist', 'rcmail_plugins_list');
+
+$OUTPUT->send('about');
+
+
+
+function rcmail_supportlink($attrib)
+{
+    global $RCMAIL;
+
+    if ($url = $RCMAIL->config->get('support_url')) {
+        $label = $attrib['label'] ?: 'support';
+        $attrib['href'] = $url;
+
+        return html::a($attrib, $RCMAIL->gettext($label));
+    }
+}
+
+function rcmail_plugins_list($attrib)
+{
+    global $RCMAIL;
+
+    if (!$attrib['id']) {
+        $attrib['id'] = 'rcmpluginlist';
+    }
+
+    $plugins     = array_filter($RCMAIL->plugins->active_plugins);
+    $plugin_info = array();
+
+    foreach ($plugins as $name) {
+        if ($info = $RCMAIL->plugins->get_info($name)) {
+            $plugin_info[$name] = $info;
+        }
+    }
+
+    // load info from required plugins, too
+    foreach ($plugin_info as $name => $info) {
+        if (is_array($info['require']) && !empty($info['require'])) {
+            foreach ($info['require'] as $req_name) {
+                if (!isset($plugin_info[$req_name]) && ($req_info = $RCMAIL->plugins->get_info($req_name))) {
+                    $plugin_info[$req_name] = $req_info;
+                }
+            }
+        }
+    }
+
+    if (empty($plugin_info)) {
+        return '';
+    }
+
+    ksort($plugin_info, SORT_LOCALE_STRING);
+
+    $table = new html_table($attrib);
+
+    // add table header
+    $table->add_header('name', $RCMAIL->gettext('plugin'));
+    $table->add_header('version', $RCMAIL->gettext('version'));
+    $table->add_header('license', $RCMAIL->gettext('license'));
+    $table->add_header('source', $RCMAIL->gettext('source'));
+
+    foreach ($plugin_info as $name => $data) {
+        $uri = $data['src_uri'] ?: $data['uri'];
+        if ($uri && stripos($uri, 'http') !== 0) {
+            $uri = 'http://' . $uri;
+        }
+
+        $table->add_row();
+        $table->add('name', rcube::Q($data['name'] ?: $name));
+        $table->add('version', rcube::Q($data['version']));
+        $table->add('license', $data['license_uri'] ? html::a(array('target' => '_blank', href=> rcube::Q($data['license_uri'])),
+            rcube::Q($data['license'])) : $data['license']);
+        $table->add('source', $uri ? html::a(array('target' => '_blank', href=> rcube::Q($uri)),
+            rcube::Q($RCMAIL->gettext('download'))) : '');
+    }
+
+    return $table->show();
+}