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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.
**/
require_once dirname(__FILE__).'/include/config.inc.php';
$page['file'] = 'chart.php';
$page['type'] = PAGE_TYPE_IMAGE;
require_once dirname(__FILE__).'/include/page_header.php';
// VAR TYPE OPTIONAL FLAGS VALIDATION EXCEPTION
$fields = [
'type' => [T_ZBX_INT, O_OPT, null, IN([GRAPH_TYPE_NORMAL, GRAPH_TYPE_STACKED]), null],
'itemids' => [T_ZBX_INT, O_MAND, P_SYS, DB_ID, null],
'period' => [T_ZBX_INT, O_OPT, P_NZERO, BETWEEN(ZBX_MIN_PERIOD, ZBX_MAX_PERIOD), null],
'stime' => [T_ZBX_STR, O_OPT, P_SYS, null, null],
'profileIdx' => [T_ZBX_STR, O_OPT, null, null, null],
'profileIdx2' => [T_ZBX_STR, O_OPT, null, null, null],
'updateProfile' => [T_ZBX_STR, O_OPT, null, null, null],
'from' => [T_ZBX_INT, O_OPT, null, '{} >= 0', null],
'width' => [T_ZBX_INT, O_OPT, null, BETWEEN(20, 65535), null],
'height' => [T_ZBX_INT, O_OPT, null, '{} > 0', null],
'batch' => [T_ZBX_INT, O_OPT, null, IN('0,1'), null],
];
if (!check_fields($fields)) {
exit();
}
$itemIds = getRequest('itemids');
/*
* Permissions
*/
$items = API::Item()->get([
'output' => ['itemid', 'name'],
'selectHosts' => ['name'],
'itemids' => $itemIds,
'webitems' => true,
'preservekeys' => true
]);
foreach ($itemIds as $itemId) {
if (!isset($items[$itemId])) {
access_deny();
}
}
$hostNames = [];
foreach ($items as &$item) {
$item['hostname'] = $item['hosts'][0]['name'];
if (!in_array($item['hostname'], $hostNames)) {
$hostNames[] = $item['hostname'];
}
}
unset($item);
// sort items
CArrayHelper::sort($items, ['name', 'hostname', 'itemid']);
/*
* Display
*/
$timeline = CScreenBase::calculateTime([
'profileIdx' => getRequest('profileIdx', 'web.screens'),
'profileIdx2' => getRequest('profileIdx2'),
'updateProfile' => getRequest('updateProfile', true),
'period' => getRequest('period'),
'stime' => getRequest('stime')
]);
$graph = new CLineGraphDraw(getRequest('type'));
$graph->setPeriod($timeline['period']);
$graph->setSTime($timeline['stime']);
// change how the graph will be displayed if more than one item is selected
if (getRequest('batch')) {
// set a default header
if (count($hostNames) == 1) {
$graph->setHeader($hostNames[0].NAME_DELIMITER._('Item values'));
}
else {
$graph->setHeader(_('Item values'));
}
// hide triggers
$graph->showTriggers(false);
}
if (isset($_REQUEST['from'])) {
$graph->setFrom($_REQUEST['from']);
}
if (isset($_REQUEST['width'])) {
$graph->setWidth($_REQUEST['width']);
}
if (isset($_REQUEST['height'])) {
$graph->setHeight($_REQUEST['height']);
}
foreach ($items as $item) {
$graph->addItem($item['itemid'], GRAPH_YAXIS_SIDE_DEFAULT, (getRequest('batch')) ? CALC_FNC_AVG : CALC_FNC_ALL,
rgb2hex(get_next_color(1))
);
}
$graph->draw();
require_once dirname(__FILE__).'/include/page_footer.php';
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