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<?php
/**
* Exception which will show a 404 Not Found error page.
*
* This exception can be thrown from within a module page handler. The user will then be shown a 404 Not Found error
* page.
*
* @author Olav Morken, UNINETT AS.
* @package SimpleSAMLphp
*/
class SimpleSAML_Error_NotFound extends SimpleSAML_Error_Error {
/**
* Reason why the given page could not be found.
*/
private $reason;
/**
* Create a new NotFound error
*
* @param string $reason Optional description of why the given page could not be found.
*/
public function __construct($reason = NULL) {
assert('is_null($reason) || is_string($reason)');
$url = \SimpleSAML\Utils\HTTP::getSelfURL();
if($reason === NULL) {
parent::__construct(array('NOTFOUND', '%URL%' => $url));
$this->message = "The requested page '$url' could not be found.";
} else {
parent::__construct(array('NOTFOUNDREASON', '%URL%' => $url, '%REASON%' => $reason));
$this->message = "The requested page '$url' could not be found. ".$reason;
}
$this->reason = $reason;
$this->httpCode = 404;
}
/**
* Retrieve the reason why the given page could not be found.
*
* @return string|NULL The reason why the page could not be found.
*/
public function getReason() {
return $this->reason;
}
/**
* NotFound exceptions don't need to display a backtrace, as they are very simple and the trace is usually trivial,
* so just log the message without any backtrace at all.
*
* @param bool $anonymize Whether to anonymize the trace or not.
*
* @return array
*/
public function format($anonymize = false) {
return array(
$this->getClass().': '.$this->getMessage(),
);
}
}
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