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<?php
/*
** Zabbix
** Copyright (C) 2001-2016 Zabbix SIA
**
** 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 2 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, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/
class CScreenClock extends CScreenBase {
/**
* Process screen.
*
* @return CDiv (screen inside container)
*/
public function get() {
$time = null;
$title = null;
$time_zone_string = null;
$time_zone_offset = null;
$error = null;
switch ($this->screenitem['style']) {
case TIME_TYPE_HOST:
$itemid = $this->screenitem['resourceid'];
if (!empty($this->hostid)) {
$new_itemid = get_same_item_for_host($itemid, $this->hostid);
$itemid = !empty($new_itemid) ? $new_itemid : '';
}
$items = API::Item()->get([
'output' => ['itemid', 'value_type'],
'selectHosts' => ['name'],
'itemids' => [$itemid]
]);
if ($items) {
$item = $items[0];
$title = $item['hosts'][0]['name'];
unset($items, $item['hosts']);
$last_value = Manager::History()->getLast([$item]);
if ($last_value) {
$last_value = $last_value[$item['itemid']][0];
try {
$now = new DateTime($last_value['value']);
$time_zone_string = 'GMT'.$now->format('P');
$time_zone_offset = $now->format('Z');
$time = time() - ($last_value['clock'] - $now->getTimestamp());
}
catch (Exception $e) {
$error = _('No data');
}
}
else {
$error = _('No data');
}
}
else {
$error = _('No data');
}
break;
case TIME_TYPE_SERVER:
$title = _('Server');
$now = new DateTime();
$time = $now->getTimestamp();
$time_zone_string = 'GMT'.$now->format('P');
$time_zone_offset = $now->format('Z');
break;
default:
$title = _('Local');
break;
}
if ($this->screenitem['width'] > $this->screenitem['height']) {
$this->screenitem['width'] = $this->screenitem['height'];
}
$item = (new CClock())
->setWidth($this->screenitem['width'])
->setHeight($this->screenitem['height'])
->setTimeZoneString($time_zone_string)
->setFooter($title);
if ($error !== null) {
$item->setError($error);
}
if ($time !== null) {
$item->setTime($time);
}
if ($time_zone_offset !== null) {
$item->setTimeZoneOffset($time_zone_offset);
}
return $this->getOutput($item);
}
}
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