编辑文件 - CControllerMenuPopup.php

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路径: /usr/share/zabbix/app/controllers/CControllerMenuPopup.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 CControllerMenuPopup extends CController {

protected function checkInput() {
		$fields = [
			'type' => 'required|in history,host,item,item_prototype,map_element,refresh,trigger,trigger_macro,widget_actions',
			'data' => 'array'
		];

$ret = $this->validateInput($fields);

if (!$ret) {
			$output = [];
			if (($messages = getMessages()) !== null) {
				$output['errors'] = $messages->toString();
			}

$this->setResponse(new CControllerResponseData(['main_block' => json_encode($output)]));
		}

return $ret;
	}

protected function checkPermissions() {
		return true;
	}

/**
	 * Prepare data for history context menu popup.
	 *
	 * @param array  $data
	 * @param string $data['itemid']
	 *
	 * @return mixed
	 */
	private static function getMenuDataHistory(array $data) {
		$db_items = API::Item()->get([
			'output' => ['value_type'],
			'itemids' => $data['itemid'],
			'webitems' => true
		]);

if ($db_items) {
			$db_item = $db_items[0];

return [
				'type' => 'history',
				'itemid' => $data['itemid'],
				'hasLatestGraphs' => in_array($db_item['value_type'], [ITEM_VALUE_TYPE_UINT64, ITEM_VALUE_TYPE_FLOAT]),
				'allowed_ui_latest_data' => CWebUser::checkAccess(CRoleHelper::UI_MONITORING_LATEST_DATA)
			];
		}

error(_('No permissions to referred object or it does not exist!'));

return null;
	}

/**
	 * Prepare data for host context menu popup.
	 *
	 * @param array  $data
	 * @param string $data['hostid']
	 * @param bool   $data['has_goto']           (optional) Can be used to hide "GO TO" menu section. Default: true.
	 * @param int    $data['severity_min']       (optional)
	 * @param bool   $data['show_suppressed']    (optional)
	 * @param array  $data['urls']               (optional)
	 * @param string $data['urls']['label']
	 * @param string $data['urls']['url']
	 * @param string $data['filter_application'] (optional) Application name for filter by application.
	 *
	 * @return mixed
	 */
	private static function getMenuDataHost(array $data) {
		$has_goto = !array_key_exists('has_goto', $data) || $data['has_goto'];

$db_hosts = $has_goto
			? API::Host()->get([
				'output' => ['hostid', 'status'],
				'selectGraphs' => API_OUTPUT_COUNT,
				'selectHttpTests' => API_OUTPUT_COUNT,
				'hostids' => $data['hostid']
			])
			: API::Host()->get([
				'output' => ['hostid'],
				'hostids' => $data['hostid']
			]);

if ($db_hosts) {
			$db_host = $db_hosts[0];
			$rw_hosts = false;

if ($has_goto && CWebUser::getType() > USER_TYPE_ZABBIX_USER) {
				$rw_hosts = (bool) API::Host()->get([
					'output' => [],
					'hostids' => $db_host['hostid'],
					'editable' => true
				]);
			}

$scripts = CWebUser::checkAccess(CRoleHelper::ACTIONS_EXECUTE_SCRIPTS)
				? API::Script()->getScriptsByHosts([$data['hostid']])[$data['hostid']]
				: [];

foreach ($scripts as &$script) {
				$script['name'] = trimPath($script['name']);
			}
			unset($script);

CArrayHelper::sort($scripts, ['name']);

$menu_data = [
				'type' => 'host',
				'hostid' => $data['hostid'],
				'hasGoTo' => (bool) $has_goto,
				'allowed_ui_inventory' => CWebUser::checkAccess(CRoleHelper::UI_INVENTORY_HOSTS),
				'allowed_ui_latest_data' => CWebUser::checkAccess(CRoleHelper::UI_MONITORING_LATEST_DATA),
				'allowed_ui_problems' => CWebUser::checkAccess(CRoleHelper::UI_MONITORING_PROBLEMS),
				'allowed_ui_hosts' => CWebUser::checkAccess(CRoleHelper::UI_MONITORING_HOSTS),
				'allowed_ui_conf_hosts' => CWebUser::checkAccess(CRoleHelper::UI_CONFIGURATION_HOSTS)
			];

if ($has_goto) {
				$menu_data['showGraphs'] = (bool) $db_host['graphs'];
				$menu_data['showDashboards'] = (bool) getHostDashboards($data['hostid']);
				$menu_data['showWeb'] = (bool) $db_host['httpTests'];
				$menu_data['isWriteable'] = $rw_hosts;
				$menu_data['showTriggers'] = ($db_host['status'] == HOST_STATUS_MONITORED);
				if (array_key_exists('severity_min', $data)) {
					$menu_data['severities'] = array_column(getSeverities($data['severity_min']), 'value');
				}
				if (array_key_exists('show_suppressed', $data)) {
					$menu_data['show_suppressed'] = $data['show_suppressed'];
				}
			}

foreach (array_values($scripts) as $script) {
				$menu_data['scripts'][] = [
					'name' => $script['name'],
					'scriptid' => $script['scriptid'],
					'confirmation' => $script['confirmation']
				];
			}

if (array_key_exists('urls', $data)) {
				$menu_data['urls'] = $data['urls'];
			}

if (array_key_exists('filter_application', $data)) {
				$menu_data['filter_application'] = $data['filter_application'];
			}

return $menu_data;
		}

error(_('No permissions to referred object or it does not exist!'));

return null;
	}

/**
	 * Prepare data for item context menu popup.
	 *
	 * @param array  $data
	 * @param string $data['itemid']
	 *
	 * @return mixed
	 */
	private static function getMenuDataItem(array $data) {
		$db_items = API::Item()->get([
			'output' => ['hostid', 'name', 'value_type', 'flags'],
			'itemids' => $data['itemid'],
			'webitems' => true
		]);

if ($db_items) {
			$db_item = $db_items[0];
			$menu_data = [
				'type' => 'item',
				'itemid' => $data['itemid'],
				'hostid' => $db_item['hostid'],
				'name' => $db_item['name'],
				'create_dependent_item' => ($db_item['flags'] != ZBX_FLAG_DISCOVERY_CREATED),
				'create_dependent_discovery' => ($db_item['flags'] != ZBX_FLAG_DISCOVERY_CREATED)
			];

if (in_array($db_item['value_type'], [ITEM_VALUE_TYPE_LOG, ITEM_VALUE_TYPE_STR, ITEM_VALUE_TYPE_TEXT])) {
				$db_triggers = API::Trigger()->get([
					'output' => ['triggerid', 'description', 'recovery_mode'],
					'selectFunctions' => API_OUTPUT_EXTEND,
					'itemids' => $data['itemid']
				]);

$menu_data['show_triggers'] = true;
				$menu_data['triggers'] = [];

foreach ($db_triggers as $db_trigger) {
					if ($db_trigger['recovery_mode'] == ZBX_RECOVERY_MODE_RECOVERY_EXPRESSION) {
						continue;
					}

foreach ($db_trigger['functions'] as $function) {
						if (!str_in_array($function['function'], ['regexp', 'iregexp'])) {
							continue 2;
						}
					}

$menu_data['triggers'][] = [
						'triggerid' => $db_trigger['triggerid'],
						'name' => $db_trigger['description']
					];
				}
			}

return $menu_data;
		}

error(_('No permissions to referred object or it does not exist!'));

return null;
	}

/**
	 * Prepare data for item prototype context menu popup.
	 *
	 * @param array  $data
	 * @param string $data['itemid']
	 *
	 * @return mixed
	 */
	private static function getMenuDataItemPrototype(array $data) {
		$db_item_prototypes = API::ItemPrototype()->get([
			'output' => ['name'],
			'selectDiscoveryRule' => ['itemid'],
			'itemids' => $data['itemid']
		]);

if ($db_item_prototypes) {
			$db_item_prototype = $db_item_prototypes[0];

return [
				'type' => 'item_prototype',
				'itemid' => $data['itemid'],
				'name' => $db_item_prototype['name'],
				'parent_discoveryid' => $db_item_prototype['discoveryRule']['itemid']
			];
		}

error(_('No permissions to referred object or it does not exist!'));

return null;
	}

/**
	 * Combines map URLs with element's URLs and performs other modifications with the URLs.
	 *
	 * @param array  $selement
	 * @param array  $map_urls
	 *
	 * @return array
	 */
	private static function prepareMapElementUrls(array $selement, array $map_urls) {
		// Remove unused selement url data.
		foreach ($selement['urls'] as &$url) {
			unset($url['sysmapelementurlid'], $url['selementid']);
		}
		unset($url);

// Add map urls to element's urls based on their type.
		foreach ($map_urls as $map_url) {
			if ($selement['elementtype'] == $map_url['elementtype']) {
				unset($map_url['elementtype']);
				$selement['urls'][] = $map_url;
			}
		}

$selement = CMacrosResolverHelper::resolveMacrosInMapElements([$selement], ['resolve_element_urls' => true])[0];

// Unset URLs with empty name or value.
		foreach ($selement['urls'] as $url_nr => $url) {
			if ($url['name'] === '' || $url['url'] === '') {
				unset($selement['urls'][$url_nr]);
			}
			elseif (CHtmlUrlValidator::validate($url['url'], ['allow_user_macro' => false]) === false) {
				$selement['urls'][$url_nr]['url'] = 'javascript: alert(\''._s('Provided URL "%1$s" is invalid.',
					zbx_jsvalue($url['url'], false, false)).'\');';
			}
		}

CArrayHelper::sort($selement['urls'], ['name']);
		$selement['urls'] = array_values($selement['urls']);

// Prepare urls for processing in menupopup.js.
		$selement['urls'] = CArrayHelper::renameObjectsKeys($selement['urls'], ['name' => 'label']);

return $selement;
	}

/**
	 * Prepare data for map element context menu popup.
	 *
	 * @param array  $data
	 * @param string $data['sysmapid']
	 * @param string $data['selementid']
	 * @param array  $data['options']        (optional)
	 * @param int    $data['severity_min']   (optional)
	 * @param string $data['widget_uniqueid] (optional)
	 * @param string $data['hostid']         (optional)
	 *
	 * @return mixed
	 */
	private static function getMenuDataMapElement(array $data) {
		$db_maps = API::Map()->get([
			'output' => ['show_suppressed'],
			'selectSelements' => ['selementid', 'elementtype', 'elementsubtype', 'elements', 'urls', 'application'],
			'selectUrls' => ['name', 'url', 'elementtype'],
			'sysmapids' => $data['sysmapid']
		]);

if ($db_maps) {
			$db_map = $db_maps[0];
			$selement = null;

foreach ($db_map['selements'] as $db_selement) {
				if (bccomp($db_selement['selementid'], $data['selementid']) == 0) {
					$selement = $db_selement;
					break;
				}
			}

if ($selement !== null) {
				if ($selement['elementtype'] == SYSMAP_ELEMENT_TYPE_HOST_GROUP
						&& $selement['elementsubtype'] == SYSMAP_ELEMENT_SUBTYPE_HOST_GROUP_ELEMENTS
						&& array_key_exists('hostid', $data) && $data['hostid'] != 0) {
					$selement['elementtype'] = SYSMAP_ELEMENT_TYPE_HOST;
					$selement['elementsubtype'] = SYSMAP_ELEMENT_SUBTYPE_HOST_GROUP;
					$selement['elements'][0]['hostid'] = $data['hostid'];
				}

$selement = self::prepareMapElementUrls($selement, $db_map['urls']);

switch ($selement['elementtype']) {
					case SYSMAP_ELEMENT_TYPE_MAP:
						$menu_data = [
							'type' => 'map_element_submap',
							'sysmapid' => $selement['elements'][0]['sysmapid'],
							'allowed_ui_maps' => CWebUser::checkAccess(CRoleHelper::UI_MONITORING_MAPS)
						];
						if (array_key_exists('severity_min', $data)) {
							$menu_data['severity_min'] = $data['severity_min'];
						}
						if (array_key_exists('widget_uniqueid', $data)) {
							$menu_data['widget_uniqueid'] = $data['widget_uniqueid'];
						}
						if ($selement['urls']) {
							$menu_data['urls'] = $selement['urls'];
						}
						return $menu_data;

case SYSMAP_ELEMENT_TYPE_HOST_GROUP:
						$menu_data = [
							'type' => 'map_element_group',
							'groupid' => $selement['elements'][0]['groupid'],
							'allowed_ui_problems' => CWebUser::checkAccess(CRoleHelper::UI_MONITORING_PROBLEMS)
						];
						if (array_key_exists('severity_min', $data)) {
							$menu_data['severities'] = array_column(getSeverities($data['severity_min']), 'value');
						}
						if ($db_map['show_suppressed']) {
							$menu_data['show_suppressed'] = true;
						}
						if ($selement['urls']) {
							$menu_data['urls'] = $selement['urls'];
						}
						if ($selement['application'] !== '') {
							$menu_data['filter_application'] = $selement['application'];
						}
						return $menu_data;

case SYSMAP_ELEMENT_TYPE_HOST:
						$host_data = [
							'hostid' => $selement['elements'][0]['hostid']
						];
						if (array_key_exists('severity_min', $data)) {
							$host_data['severity_min'] = $data['severity_min'];
						}
						if ($db_map['show_suppressed']) {
							$host_data['show_suppressed'] = true;
						}
						if ($selement['urls']) {
							$host_data['urls'] = $selement['urls'];
						}
						if ($selement['application'] !== '') {
							$host_data['filter_application'] = $selement['application'];
						}
						return self::getMenuDataHost($host_data);

case SYSMAP_ELEMENT_TYPE_TRIGGER:
						$menu_data = [
							'type' => 'map_element_trigger',
							'triggerids' => zbx_objectValues($selement['elements'], 'triggerid'),
							'allowed_ui_problems' => CWebUser::checkAccess(CRoleHelper::UI_MONITORING_PROBLEMS)
						];
						if (array_key_exists('severity_min', $data)) {
							$menu_data['severities'] = array_column(getSeverities($data['severity_min']), 'value');
						}
						if ($db_map['show_suppressed']) {
							$menu_data['show_suppressed'] = true;
						}
						if ($selement['urls']) {
							$menu_data['urls'] = $selement['urls'];
						}
						return $menu_data;

case SYSMAP_ELEMENT_TYPE_IMAGE:
						$menu_data = [
							'type' => 'map_element_image'
						];
						if ($selement['urls']) {
							$menu_data['urls'] = $selement['urls'];
						}
						return $menu_data;
				}
			}
		}

error(_('No permissions to referred object or it does not exist!'));

return null;
	}

/**
	 * Prepare data for refresh menu popup.
	 *
	 * @param array  $data
	 * @param string $data['widgetName']
	 * @param string $data['currentRate']
	 * @param bool   $data['multiplier']   Multiplier or time mode.
	 * @param array  $data['params']       (optional) URL parameters.
	 *
	 * @return mixed
	 */
	private static function getMenuDataRefresh(array $data) {
		$menu_data = [
			'type' => 'refresh',
			'widgetName' => $data['widgetName'],
			'currentRate' => $data['currentRate'],
			'multiplier' => (bool) $data['multiplier']
		];

if (array_key_exists('params', $data)) {
			$menu_data['params'] = $data['params'];
		}

return $menu_data;
	}

/**
	 * Prepare data for trigger context menu popup.
	 *
	 * @param array  $data
	 * @param string $data['triggerid']
	 * @param string $data['eventid']                 (optional) Mandatory for Acknowledge menu.
	 * @param bool   $data['acknowledge']             (optional) Whether to show Acknowledge menu.
	 * @param int    $data['severity_min']            (optional)
	 * @param bool   $data['show_suppressed']         (optional)
	 * @param array  $data['urls']                    (optional)
	 * @param string $data['urls']['name']
	 * @param string $data['urls']['url']
	 *
	 * @return mixed
	 */
	private static function getMenuDataTrigger(array $data) {
		$db_triggers = API::Trigger()->get([
			'output' => ['expression', 'url', 'comments', 'manual_close'],
			'selectHosts' => ['hostid', 'name', 'status'],
			'selectItems' => ['itemid', 'hostid', 'name', 'key_', 'value_type'],
			'triggerids' => $data['triggerid'],
			'preservekeys' => true
		]);

if ($db_triggers) {
			$db_trigger = reset($db_triggers);
			$db_trigger['items'] = CMacrosResolverHelper::resolveItemNames($db_trigger['items']);

if (array_key_exists('eventid', $data)) {
				$db_trigger['eventid'] = $data['eventid'];
			}

$db_trigger['url'] = CMacrosResolverHelper::resolveTriggerUrl($db_trigger, $url) ? $url : '';

$hosts = [];
			$show_events = true;

foreach ($db_trigger['hosts'] as $host) {
				$hosts[$host['hostid']] = $host['name'];

if ($host['status'] != HOST_STATUS_MONITORED) {
					$show_events = false;
				}
			}
			unset($db_trigger['hosts']);

foreach ($db_trigger['items'] as &$item) {
				$item['hostname'] = $hosts[$item['hostid']];
			}
			unset($item);

CArrayHelper::sort($db_trigger['items'], ['name', 'hostname', 'itemid']);

$with_hostname = count($hosts) > 1;
			$items = [];

foreach ($db_trigger['items'] as $item) {
				$items[] = [
					'name' => $with_hostname
						? $item['hostname'].NAME_DELIMITER.$item['name_expanded']
						: $item['name_expanded'],
					'params' => [
						'itemid' => $item['itemid'],
						'action' => in_array($item['value_type'], [ITEM_VALUE_TYPE_FLOAT, ITEM_VALUE_TYPE_UINT64])
							? HISTORY_GRAPH
							: HISTORY_VALUES
					]
				];
			}

$menu_data = [
				'type' => 'trigger',
				'triggerid' => $data['triggerid'],
				'items' => $items,
				'showEvents' => $show_events,
				'allowed_ui_problems' => CWebUser::checkAccess(CRoleHelper::UI_MONITORING_PROBLEMS),
				'allowed_ui_conf_hosts' => CWebUser::checkAccess(CRoleHelper::UI_CONFIGURATION_HOSTS),
				'allowed_ui_latest_data' => CWebUser::checkAccess(CRoleHelper::UI_MONITORING_LATEST_DATA)
			];

if ($db_trigger['url'] !== '') {
				$menu_data['urls'][] = [
					'label' => _('Trigger URL'),
					'url' => $db_trigger['url']
				];
			}

$can_be_closed = ($db_trigger['manual_close'] == ZBX_TRIGGER_MANUAL_CLOSE_ALLOWED
					&& CWebUser::checkAccess(CRoleHelper::ACTIONS_CLOSE_PROBLEMS)
			);

if (array_key_exists('eventid', $data)) {
				$menu_data['eventid'] = $data['eventid'];

$events = API::Event()->get([
					'output' => ['r_eventid', 'urls'],
					'select_acknowledges' => ['action'],
					'eventids' => $data['eventid']
				]);

if ($events) {
					$event = $events[0];

if ($event['r_eventid'] != 0) {
						$can_be_closed = false;
					}
					else {
						foreach ($event['acknowledges'] as $acknowledge) {
							if (($acknowledge['action'] & ZBX_PROBLEM_UPDATE_CLOSE) == ZBX_PROBLEM_UPDATE_CLOSE) {
								$can_be_closed = false;
								break;
							}
						}
					}

foreach ($event['urls'] as $url) {
						$menu_data['urls'][] = [
							'label' => $url['name'],
							'url' => $url['url'],
							'target' => '_blank'
						];
					}
				}
			}

if (array_key_exists('urls', $menu_data)) {
				foreach ($menu_data['urls'] as &$url) {
					if (!CHtmlUrlValidator::validate($url['url'], ['allow_user_macro' => false])) {
						$url['url'] = 'javascript: alert(\''.
							_s('Provided URL "%1$s" is invalid.', zbx_jsvalue($url['url'], false, false)).
						'\');';
						unset($url['target']);
					}
				}
				unset($url);
			}

if (array_key_exists('acknowledge', $data)) {
				$menu_data['acknowledge'] = ((bool) $data['acknowledge']
						&& (CWebUser::checkAccess(CRoleHelper::ACTIONS_ADD_PROBLEM_COMMENTS)
							|| CWebUser::checkAccess(CRoleHelper::ACTIONS_CHANGE_SEVERITY)
							|| CWebUser::checkAccess(CRoleHelper::ACTIONS_ACKNOWLEDGE_PROBLEMS)
							|| $can_be_closed
						)
				);
			}

return $menu_data;
		}

error(_('No permissions to referred object or it does not exist!'));

return null;
	}

/**
	 * Prepare data for trigger macro context menu popup.
	 *
	 * @return array
	 */
	private static function getMenuDataTriggerMacro() {
		return ['type' => 'trigger_macro'];
	}

/**
	 * Prepare data for widget actions menu popup.
	 *
	 * @param array  $data
	 * @param string $data['widget_uniqueid']  Widget instance unique id.
	 * @param string $data['currentRate']      Refresh rate for widget.
	 * @param bool   $data['multiplier']       Multiplier or time mode.
	 *
	 * @return mixed
	 */
	private static function getMenuDataWidgetActions(array $data) {
		$menu_data = [
			'type' => 'widget_actions',
			'widget_uniqueid' => $data['widget_uniqueid'],
			'currentRate' => $data['currentRate'],
			'multiplier' => (bool) $data['multiplier']
		];

if ($data['widgetType'] == WIDGET_SVG_GRAPH) {
			$menu_data['download'] = true;
		}

if (array_key_exists('params', $data)) {
			$menu_data['params'] = $data['params'];
		}

if ($data['widgetType'] == WIDGET_GRAPH) {
			$options = [];

if (array_key_exists('dynamic_hostid', $data)) {
				$options['hostids'] = $data['dynamic_hostid'];
			}

if (array_key_exists('graphid', $data) && $data['graphid']) {
				$menu_data['download'] = (bool) API::Graph()->get($options + [
					'output' => ['graphid'],
					'graphids' => $data['graphid']
				]);
			}
			elseif (array_key_exists('itemid', $data) && $data['itemid']) {
				$menu_data['download'] = (bool) API::Item()->get($options + [
					'output' => ['itemid'],
					'itemids' => $data['itemid'],
					'webitems' => true
				]);
			}
		}

return $menu_data;
	}

protected function doAction() {
		$data = $this->hasInput('data') ? $this->getInput('data') : [];

switch ($this->getInput('type')) {
			case 'history':
				$menu_data = self::getMenuDataHistory($data);
				break;

case 'host':
				$menu_data = self::getMenuDataHost($data);
				break;

case 'item':
				$menu_data = self::getMenuDataItem($data);
				break;

case 'item_prototype':
				$menu_data = self::getMenuDataItemPrototype($data);
				break;

case 'map_element':
				$menu_data = self::getMenuDataMapElement($data);
				break;

case 'refresh':
				$menu_data = self::getMenuDataRefresh($data);
				break;

case 'trigger':
				$menu_data = self::getMenuDataTrigger($data);
				break;

case 'trigger_macro':
				$menu_data = self::getMenuDataTriggerMacro();
				break;

case 'widget_actions':
				$menu_data = self::getMenuDataWidgetActions($data);
				break;
		}

$output = [];

if ($menu_data !== null) {
			$output['data'] = $menu_data;
		}

if (($messages = getMessages()) !== null) {
			$output['errors'] = $messages->toString();
		}

$this->setResponse(new CControllerResponseData(['main_block' => json_encode($output)]));
	}
}

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