icingaweb2/modules/monitoring/application/controllers/CommentController.php

<?php
/* Icinga Web 2 | (c) 2013-2015 Icinga Development Team | GPLv2+ */

use Icinga\Module\Monitoring\Controller;
use Icinga\Module\Monitoring\Forms\Command\Object\DeleteCommentCommandForm;
use Icinga\Web\Url;
use Icinga\Web\Widget\Tabextension\DashboardAction;

/**
 * Display detailed information about a comment
 */
class Monitoring_CommentController extends Controller
{
    /**
     * The fetched comment
     *
     * @var stdClass
     */
    protected $comment;

    /**
     * Fetch the first comment with the given id and add tabs
     */
    public function init()
    {
        $commentId = $this->params->getRequired('comment_id');

        $this->comment = $this->backend->select()->from('comment', array(
            'id'         => 'comment_internal_id',
            'objecttype' => 'object_type',
            'comment'    => 'comment_data',
            'author'     => 'comment_author_name',
            'timestamp'  => 'comment_timestamp',
            'type'       => 'comment_type',
            'persistent' => 'comment_is_persistent',
            'expiration' => 'comment_expiration',
            'host_name',
            'service_description',
            'host_display_name',
            'service_display_name'
        ))->where('comment_internal_id', $commentId)->getQuery()->fetchRow();

        if ($this->comment === false) {
            $this->httpNotFound($this->translate('Comment not found'));
        }

        $this->getTabs()->add(
            'comment',
            array(
                'title' => $this->translate(
                    'Display detailed information about a comment.'
                ),
                'icon' => 'comment',
                'label' => $this->translate('Comment'),
                'url'   =>'monitoring/comments/show'
            )
        )->activate('comment')->extend(new DashboardAction());
    }

    /**
     * Display comment detail view
     */
    public function showAction()
    {
        $listCommentsLink = Url::fromPath('monitoring/list/comments')
            ->setQueryString('comment_type=(comment|ack)');

        $this->view->comment = $this->comment;
        if ($this->hasPermission('monitoring/command/comment/delete')) {
            $this->view->delCommentForm = $this->createDelCommentForm();
            $this->view->delCommentForm->populate(
                array(
                    'redirect' => $listCommentsLink,
                    'comment_id' => $this->comment->id,
                    'comment_is_service' => isset($this->comment->service_description)
                )
            );
        }
    }

    /**
     * Create a command form to delete a single comment
     *
     * @return DeleteCommentsCommandForm
     */
    private function createDelCommentForm()
    {
        $this->assertPermission('monitoring/command/comment/delete');

        $delCommentForm = new DeleteCommentCommandForm();
        $delCommentForm->setAction(
            Url::fromPath('monitoring/comment/show')
                ->setParam('comment_id', $this->comment->id)
        );
        $delCommentForm->handleRequest();
        return $delCommentForm;
    }
}