90 lines
2.0 KiB
PHP
90 lines
2.0 KiB
PHP
<?php
|
|
// {{{ICINGA_LICENSE_HEADER}}}
|
|
// {{{ICINGA_LICENSE_HEADER}}}
|
|
|
|
namespace Icinga\Web\Hook;
|
|
|
|
/**
|
|
* Icinga Web Grapher Hook base class
|
|
*
|
|
* Extend this class if you want to integrate your graphing solution nicely into
|
|
* Icinga Web
|
|
*
|
|
* @copyright Copyright (c) 2013 Icinga-Web Team <info@icinga.org>
|
|
* @author Icinga-Web Team <info@icinga.org>
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU General Public License
|
|
*/
|
|
class Grapher
|
|
{
|
|
/**
|
|
* Whether this grapher provides preview images
|
|
*
|
|
* @var bool
|
|
*/
|
|
protected $hasPreviews = false;
|
|
|
|
/**
|
|
* Constructor must live without arguments right now
|
|
*
|
|
* Therefore the constructor is final, we might change our opinion about
|
|
* this one far day
|
|
*/
|
|
final public function __construct()
|
|
{
|
|
$this->init();
|
|
}
|
|
|
|
/**
|
|
* Whether this grapher provides preview images
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function hasPreviews()
|
|
{
|
|
return $this->hasPreviews;
|
|
}
|
|
|
|
/**
|
|
* Overwrite this function if you want to do some initialization stuff
|
|
*
|
|
* @return void
|
|
*/
|
|
protected function init()
|
|
{
|
|
}
|
|
|
|
/**
|
|
* Whether a graph for the given host[, service [, plot]] exists
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function hasGraph($host, $service = null, $plot = null)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Get a preview image for the given host[, service [, plot]] exists
|
|
*
|
|
* WARNING: We are not sure yet whether this will remain as is
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getPreviewImage($host, $service = null, $plot = null)
|
|
{
|
|
throw new Exception('This backend has no preview images');
|
|
}
|
|
|
|
/**
|
|
* Get URL pointing to the grapher
|
|
*
|
|
* WARNING: We are not sure yet whether this will remain as is
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getGraphUrl($host, $service = null, $plot = null)
|
|
{
|
|
throw new Exception('This backend has no images');
|
|
}
|
|
}
|