MyShaarli/application/updater/exception/UpdaterException.php

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<?php
namespace Shaarli\Updater\Exception;
use Exception;
/**
* Class UpdaterException.
*/
class UpdaterException extends Exception
{
/**
* @var string Method where the error occurred.
*/
protected $method;
/**
* @var Exception The parent exception.
*/
protected $previous;
/**
* Constructor.
*
* @param string $message Force the error message if set.
* @param string $method Method where the error occurred.
* @param Exception|bool $previous Parent exception.
*/
public function __construct($message = '', $method = '', $previous = false)
{
$this->method = $method;
$this->previous = $previous;
$this->message = $this->buildMessage($message);
}
/**
* Build the exception error message.
*
* @param string $message Optional given error message.
*
* @return string The built error message.
*/
private function buildMessage($message)
{
$out = '';
if (!empty($message)) {
$out .= $message . PHP_EOL;
}
if (!empty($this->method)) {
$out .= t('An error occurred while running the update ') . $this->method . PHP_EOL;
}
if (!empty($this->previous)) {
$out .= ' ' . $this->previous->getMessage();
}
return $out;
}
}