编辑文件 - CScreenPlainText.php

✏️ 正在编辑: CScreenPlainText.php

路径: /usr/share/zabbix/include/classes/screens/CScreenPlainText.php
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<?php
/*
** Zabbix
** Copyright (C) 2001-2021 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 CScreenPlainText extends CScreenBase {

/**
	 * Process screen.
	 *
	 * @return CDiv (screen inside container)
	 */
	public function get() {
		// if screen is defined in template, then 'real_resourceid' is defined and should be used
		if (!empty($this->screenitem['real_resourceid'])) {
			$this->screenitem['resourceid'] = $this->screenitem['real_resourceid'];
		}

if ($this->screenitem['dynamic'] == SCREEN_DYNAMIC_ITEM && !empty($this->hostid)) {
			$newitemid = get_same_item_for_host($this->screenitem['resourceid'], $this->hostid);
			$this->screenitem['resourceid'] = !empty($newitemid)? $newitemid : 0;
		}

if ($this->screenitem['resourceid'] == 0) {
			$table = (new CTableInfo())
				->setHeader([_('Timestamp'), _('Item')]);

return $this->getOutput($table);
		}

$items = CMacrosResolverHelper::resolveItemNames([get_item_by_itemid($this->screenitem['resourceid'])]);
		$item = reset($items);

$host = get_host_by_itemid($this->screenitem['resourceid']);

$table = (new CTableInfo())
			->setHeader([_('Timestamp'), _('Value')]);

$histories = API::History()->get([
			'history' => $item['value_type'],
			'itemids' => $this->screenitem['resourceid'],
			'output' => API_OUTPUT_EXTEND,
			'sortorder' => ZBX_SORT_DOWN,
			'sortfield' => 'clock',
			'limit' => $this->screenitem['elements'],
			'time_from' => $this->timeline['from_ts'],
			'time_till' => $this->timeline['to_ts']
		]);
		foreach ($histories as $history) {
			switch ($item['value_type']) {
				case ITEM_VALUE_TYPE_FLOAT:
					$value = formatFloat($history['value'], null, ZBX_UNITS_ROUNDOFF_UNSUFFIXED);
					break;

case ITEM_VALUE_TYPE_TEXT:
				case ITEM_VALUE_TYPE_STR:
				case ITEM_VALUE_TYPE_LOG:
					$value = $this->screenitem['style'] ? new CJsScript($history['value']) : $history['value'];
					break;

default:
					$value = $history['value'];
					break;
			}

if ($item['valuemapid'] > 0) {
				$value = applyValueMap($value, $item['valuemapid']);
			}

if ($this->screenitem['style'] == 0) {
				$value = new CPre($value);
			}

$table->addRow([zbx_date2str(DATE_TIME_FORMAT_SECONDS, $history['clock']), $value]);
		}

$footer = (new CList())
			->addItem(_s('Updated: %1$s', zbx_date2str(TIME_FORMAT_SECONDS)))
			->addClass(ZBX_STYLE_DASHBRD_WIDGET_FOOT);

return $this->getOutput(
			(new CUiWidget(uniqid(), [$table, $footer]))
				->setHeader($host['name'].NAME_DELIMITER.$item['name_expanded'])
		);
	}
}

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