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			300 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			300 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| // {{{ICINGA_LICENSE_HEADER}}}
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| /**
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|  * This file is part of Icinga 2 Web.
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|  *
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|  * Icinga 2 Web - Head for multiple monitoring backends.
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|  * Copyright (C) 2013 Icinga Development Team
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|  *
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|  * This program is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU General Public License
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|  * as published by the Free Software Foundation; either version 2
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|  * of the License, or (at your option) any later version.
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|  *
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|  * This program is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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|  * GNU General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU General Public License
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|  * along with this program; if not, write to the Free Software
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|  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
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|  *
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|  * @copyright 2013 Icinga Development Team <info@icinga.org>
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|  * @license   http://www.gnu.org/licenses/gpl-2.0.txt GPL, version 2
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|  * @author    Icinga Development Team <info@icinga.org>
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|  */
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| // {{{ICINGA_LICENSE_HEADER}}}
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| 
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| use \Icinga\Web\Form;
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| use \Icinga\Web\Controller\ActionController;
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| use \Icinga\Web\Widget\Tabextension\OutputFormat;
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| use \Icinga\Module\Monitoring\Backend;
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| use \Icinga\Module\Monitoring\Object\Host;
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| use \Icinga\Module\Monitoring\Object\Service;
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| use \Icinga\Module\Monitoring\Form\Command\MultiCommandFlagForm;
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| use \Icinga\Module\Monitoring\DataView\HostStatus as HostStatusView;
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| use \Icinga\Module\Monitoring\DataView\ServiceStatus as ServiceStatusView;
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| use \Icinga\Module\Monitoring\DataView\Comment as CommentView;
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| 
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| /**
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|  * Displays aggregations collections of multiple objects.
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|  */
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| class Monitoring_MultiController extends ActionController
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| {
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|     public function init()
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|     {
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|         $this->view->queries = $this->getDetailQueries();
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|         $this->backend = Backend::createBackend($this->_getParam('backend'));
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|         $this->createTabs();
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|     }
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| 
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|     public function hostAction()
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|     {
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|         $filters = $this->view->queries;
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|         $errors = array();
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| 
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|         // Hosts
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|         $backendQuery = HostStatusView::fromRequest(
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|             $this->_request,
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|             array(
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|                 'host_name',
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|                 'host_in_downtime',
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|                 'host_unhandled_service_count',
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|                 'host_passive_checks_enabled',
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|                 'host_obsessing',
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|                 'host_notifications_enabled',
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|                 'host_event_handler_enabled',
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|                 'host_flap_detection_enabled',
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|                 'host_active_checks_enabled'
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|             )
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|         )->getQuery();
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|         if ($this->_getParam('host') !== '*') {
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|             $this->applyQueryFilter($backendQuery, $filters);
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|         }
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|         $hosts = $backendQuery->fetchAll();
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| 
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|         // Comments
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|         $commentQuery = CommentView::fromRequest($this->_request)->getQuery();
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|         $this->applyQueryFilter($commentQuery, $filters);
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|         $comments = array_keys($this->getUniqueValues($commentQuery->fetchAll(), 'comment_id'));
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| 
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|         $this->view->objects = $this->view->hosts = $hosts;
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|         $this->view->problems = $this->getProblems($hosts);
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|         $this->view->comments = isset($comments) ? $comments : $this->getComments($hosts);
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|         $this->view->hostnames = $this->getProperties($hosts, 'host_name');
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|         $this->view->downtimes = $this->getDowntimes($hosts);
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|         $this->view->errors = $errors;
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| 
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|         $this->handleConfigurationForm(array(
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|             'host_passive_checks_enabled' => 'Passive Checks',
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|             'host_active_checks_enabled' => 'Active Checks',
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|             'host_obsessing' => 'Obsessing',
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|             'host_notifications_enabled' => 'Notifications',
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|             'host_event_handler_enabled' => 'Event Handler',
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|             'host_flap_detection_enabled' => 'Flap Detection'
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|         ));
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|         $this->view->form->setAction('/icinga2-web/monitoring/multi/host');
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|     }
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| 
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|     /**
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|      * @param $backendQuery BaseQuery   The query to apply the filter to
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|      * @param $filter       array       Containing the filter expressions from the request
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|      */
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|     private function applyQueryFilter($backendQuery, $filter)
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|     {
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|         // fetch specified hosts
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|         foreach ($filter as $index => $expr) {
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|             if (!array_key_exists('host', $expr)) {
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|                 $errors[] = 'Query ' . $index . ' misses property host.';
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|                 continue;
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|             }
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|             // apply filter expressions from query
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|             $backendQuery->orWhere('host_name', $expr['host']);
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|             if (array_key_exists('service', $expr)) {
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|                 $backendQuery->andWhere('service_description', $expr['service']);
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|             }
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|         }
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|     }
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| 
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|     /**
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|      * Create an array with all unique values as keys.
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|      *
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|      * @param array $values     The array containing the objects
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|      * @param       $key        The key to access
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|      *
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|      * @return array
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|      */
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|     private function getUniqueValues($values, $key)
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|     {
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|         $unique = array();
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|         foreach ($values as $value)
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|         {
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| 			if (is_array($value)) {
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| 				$unique[$value[$key]] = $value[$key];
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| 			} else {
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|             	$unique[$value->{$key}] = $value->{$key};
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| 			}
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|         }
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|         return $unique;
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|     }
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| 
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|     /**
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|      * Get the numbers of problems in the given objects
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|      *
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|      * @param $object   array   The hosts or services
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|      */
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|     private function getProblems($objects)
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|     {
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|         $problems = 0;
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|         foreach ($objects as $object) {
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|             if (property_exists($object, 'host_unhandled_service_count')) {
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|                 $problems += $object->{'host_unhandled_service_count'};
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|             } else if (
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|                 property_exists($object, 'service_handled') &&
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|                 !$object->service_handled &&
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|                 $object->service_state > 0
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|             ) {
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|                 $problems++;
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|             }
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|         }
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|         return $problems;
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|     }
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| 
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|     private function getComments($objects)
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|     {
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|         $unique = array();
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|         foreach ($objects as $object) {
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|             $unique = array_merge($unique, $this->getUniqueValues($object->comments, 'comment_internal_id'));
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|         }
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|         return array_keys($unique);
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|     }
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| 
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|     private function getProperties($objects, $property)
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|     {
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|         $objectnames = array();
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|         foreach ($objects as $object) {
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|             $objectnames[] = $object->{$property};
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|         }
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|         return $objectnames;
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|     }
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| 
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|     private function getDowntimes($objects)
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|     {
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|         $downtimes = array();
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|         foreach ($objects as $object)
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|         {
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|             if (
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|                 (property_exists($object, 'host_in_downtime') && $object->host_in_downtime) ||
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|                 (property_exists($object, 'service_in_downtime') && $object->service_in_downtime)
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|             ) {
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|                 $downtimes[] = true;
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|             }
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|         }
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|         return $downtimes;
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|     }
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| 
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|     public function serviceAction()
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|     {
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|         $filters = $this->view->queries;
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|         $errors = array();
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| 
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|         $backendQuery = ServiceStatusView::fromRequest(
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|             $this->_request,
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|             array(
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|                 'host_name',
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|                 'service_description',
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|                 'service_handled',
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|                 'service_state',
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|                 'service_in_downtime',
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| 
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|                 'service_passive_checks_enabled',
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|                 'service_notifications_enabled',
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|                 'service_event_handler_enabled',
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|                 'service_flap_detection_enabled',
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|                 'service_active_checks_enabled'
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|             )
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|         )->getQuery();
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|         if ($this->_getParam('service') !== '*' && $this->_getParam('host') !== '*') {
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|             $this->applyQueryFilter($backendQuery, $filters);
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|         }
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|         $services = $backendQuery->fetchAll();
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| 
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|         // Comments
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|         $commentQuery = CommentView::fromRequest($this->_request)->getQuery();
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|         $this->applyQueryFilter($commentQuery, $filters);
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|         $comments = array_keys($this->getUniqueValues($commentQuery->fetchAll(), 'comment_id'));
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| 
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|         $this->view->objects = $this->view->services = $services;
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|         $this->view->problems = $this->getProblems($services);
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|         $this->view->comments = isset($comments) ? $comments : $this->getComments($services);
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|         $this->view->hostnames = $this->getProperties($services, 'host_name');
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|         $this->view->servicenames = $this->getProperties($services, 'service_description');
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|         $this->view->downtimes = $this->getDowntimes($services);
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|         $this->view->errors = $errors;
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| 
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|         $this->handleConfigurationForm(array(
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|             'service_passive_checks_enabled' => 'Passive Checks',
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|             'service_active_checks_enabled' => 'Active Checks',
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|             'service_notifications_enabled' => 'Notifications',
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|             'service_event_handler_enabled' => 'Event Handler',
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|             'service_flap_detection_enabled' => 'Flap Detection'
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|         ));
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|         $this->view->form->setAction('/icinga2-web/monitoring/multi/service');
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|     }
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| 
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|     /**
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|      * Handle the form to edit configuration flags.
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|      *
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|      * @param $flags array  The used flags.
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|      */
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|     private function handleConfigurationForm(array $flags)
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|     {
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|         $this->view->form = $form = new MultiCommandFlagForm($flags);
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|         $form->setRequest($this->_request);
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|         if ($form->isSubmittedAndValid()) {
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|             // TODO: Handle commands
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|             $changed = $form->getChangedValues();
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|         }
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|         if ($this->_request->isPost() === false) {
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|             $this->view->form->initFromItems($this->view->objects);
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|         }
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|     }
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| 
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|     /**
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|      * Fetch all requests from the 'detail' parameter.
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|      *
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|      * @return array    An array of request that contain
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|      *                  the filter arguments as properties.
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|      */
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|     private function getDetailQueries()
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|     {
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|         $details = $this->_getAllParams();
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|         $objects = array();
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| 
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|         foreach ($details as $property => $values) {
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|             if (!is_array($values)) {
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|                 continue;
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|             }
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|             foreach ($values as $index => $value) {
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|                 if (!array_key_exists($index, $objects)) {
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|                     $objects[$index] = array();
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|                 }
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|                 $objects[$index][$property] = $value;
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|             }
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|         }
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|         return $objects;
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|     }
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| 
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|     /**
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|      * Return all tabs for this controller
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|      *
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|      * @return Tabs
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|      */
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|     private function createTabs()
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|     {
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|         $tabs = $this->getTabs();
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|         $tabs->extend(new OutputFormat());
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|     }
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| }
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