LibreNMS/Exceptions/RrdGraphException.php
<?php
/*
* RrdGraphException.php
*
* Exception generated when there is an error creating the graph image
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*
* @package LibreNMS
* @link http://librenms.org
* @copyright 2021 Tony Murray
* @author Tony Murray <murraytony@gmail.com>
*/
namespace LibreNMS\Exceptions;
use Exception;
use LibreNMS\Util\Graph;
class RrdGraphException extends Exception
{
/** @var string */
protected $image_output;
/** @var string|null */
private $short_text;
/** @var int|string|null */
private $width;
/** @var int|string|null */
private $height;
/**
* @param string $error
* @param string|null $short_text
* @param int|string|null $width
* @param int|string|null $height
* @param int $exit_code
* @param string $image_output
*/
public function __construct($error, $short_text = null, $width = null, $height = null, $exit_code = 0, $image_output = '')
{
parent::__construct($error, $exit_code);
$this->short_text = $short_text;
$this->image_output = $image_output;
$this->width = $width;
$this->height = $height;
}
public function getImage(): string
{
return $this->image_output;
}
public function generateErrorImage(): string
{
return Graph::error(
$this->getMessage(),
$this->short_text,
empty($this->width) ? 300 : (int) $this->width,
empty($this->height) ? null : (int) $this->height,
);
}
}