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kevin
2018-12-12 07:32:23 +01:00
commit 8b139acd6e
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system/src/Grav/Common/Errors/BareHandler.php
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<?php
/**
* @package Grav.Common.Errors
*
* @copyright Copyright (C) 2015 - 2018 Trilby Media, LLC. All rights reserved.
* @license MIT License; see LICENSE file for details.
*/
namespace Grav\Common\Errors;
use Whoops\Handler\Handler;
class BareHandler extends Handler
{
/**
* @return int|null
*/
public function handle()
{
$inspector = $this->getInspector();
$code = $inspector->getException()->getCode();
if ( ($code >= 400) && ($code < 600) )
{
$this->getRun()->sendHttpCode($code);
}
return Handler::QUIT;
}
}
system/src/Grav/Common/Errors/Errors.php
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<?php
/**
* @package Grav.Common.Errors
*
* @copyright Copyright (C) 2015 - 2018 Trilby Media, LLC. All rights reserved.
* @license MIT License; see LICENSE file for details.
*/
namespace Grav\Common\Errors;
use Grav\Common\Grav;
use Whoops;
class Errors
{
public function resetHandlers()
{
$grav = Grav::instance();
$config = $grav['config']->get('system.errors');
$jsonRequest = $_SERVER && isset($_SERVER['HTTP_ACCEPT']) && $_SERVER['HTTP_ACCEPT'] == 'application/json';
// Setup Whoops-based error handler
$system = new SystemFacade;
$whoops = new \Whoops\Run($system);
$verbosity = 1;
if (isset($config['display'])) {
if (is_int($config['display'])) {
$verbosity = $config['display'];
} else {
$verbosity = $config['display'] ? 1 : 0;
}
}
switch ($verbosity) {
case 1:
$error_page = new Whoops\Handler\PrettyPageHandler;
$error_page->setPageTitle('Crikey! There was an error...');
$error_page->addResourcePath(GRAV_ROOT . '/system/assets');
$error_page->addCustomCss('whoops.css');
$whoops->pushHandler($error_page);
break;
case -1:
$whoops->pushHandler(new BareHandler);
break;
default:
$whoops->pushHandler(new SimplePageHandler);
break;
}
if (method_exists('Whoops\Util\Misc', 'isAjaxRequest')) { //Whoops 2.0
if (Whoops\Util\Misc::isAjaxRequest() || $jsonRequest) {
$whoops->pushHandler(new Whoops\Handler\JsonResponseHandler);
}
} elseif (function_exists('Whoops\isAjaxRequest')) { //Whoops 2.0.0-alpha
if (Whoops\isAjaxRequest() || $jsonRequest) {
$whoops->pushHandler(new Whoops\Handler\JsonResponseHandler);
}
} else { //Whoops 1.x
$json_page = new Whoops\Handler\JsonResponseHandler;
$json_page->onlyForAjaxRequests(true);
}
if (isset($config['log']) && $config['log']) {
$logger = $grav['log'];
$whoops->pushHandler(function($exception, $inspector, $run) use ($logger) {
try {
$logger->addCritical($exception->getMessage() . ' - Trace: ' . $exception->getTraceAsString());
} catch (\Exception $e) {
echo $e;
}
}, 'log');
}
$whoops->register();
// Re-register deprecation handler.
$grav['debugger']->setErrorHandler();
}
}
system/src/Grav/Common/Errors/Resources/error.css
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html, body {
height: 100%
}
body {
margin:0 3rem;
padding:0;
font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
font-size: 1.5rem;
line-height: 1.4;
display: -webkit-box; /* OLD - iOS 6-, Safari 3.1-6 */
display: -moz-box; /* OLD - Firefox 19- (buggy but mostly works) */
display: -ms-flexbox; /* TWEENER - IE 10 */
display: -webkit-flex; /* NEW - Chrome */
display: flex;
-webkit-align-items: center;
align-items: center;
-webkit-justify-content: center;
justify-content: center;
}
.container {
margin: 0rem;
max-width: 600px;
padding-bottom:5rem;
}
header {
color: #000;
font-size: 4rem;
letter-spacing: 2px;
line-height: 1.1;
margin-bottom: 2rem;
}
p {
font-family: Optima, Segoe, "Segoe UI", Candara, Calibri, Arial, sans-serif;
color: #666;
}
h5 {
font-weight: normal;
color: #999;
font-size: 1rem;
}
h6 {
font-weight: normal;
color: #999;
}
code {
font-weight: bold;
font-family: Menlo, Monaco, Consolas, "Courier New", monospace;
}
system/src/Grav/Common/Errors/Resources/layout.html.php
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<?php
/**
* Layout template file for Whoops's pretty error output.
*/
?>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Whoops there was an error!</title>
<style><?php echo $stylesheet ?></style>
</head>
<body>
<div class="container">
<div class="details">
<header>
Server Error
</header>
<p>Sorry, something went terribly wrong!</p>
<h3><?php echo $code ?> - <?php echo $message ?></h3>
<h5>For further details please review your <code>logs/</code> folder, or enable displaying of errors in your system configuration.</h5>
</div>
</div>
</body>
</html>
system/src/Grav/Common/Errors/SimplePageHandler.php
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<?php
/**
* @package Grav.Common.Errors
*
* @copyright Copyright (C) 2015 - 2018 Trilby Media, LLC. All rights reserved.
* @license MIT License; see LICENSE file for details.
*/
namespace Grav\Common\Errors;
use Whoops\Handler\Handler;
use Whoops\Util\Misc;
use Whoops\Util\TemplateHelper;
class SimplePageHandler extends Handler
{
private $searchPaths = array();
private $resourceCache = array();
public function __construct()
{
// Add the default, local resource search path:
$this->searchPaths[] = __DIR__ . "/Resources";
}
/**
* @return int|null
*/
public function handle()
{
$inspector = $this->getInspector();
$helper = new TemplateHelper();
$templateFile = $this->getResource("layout.html.php");
$cssFile = $this->getResource("error.css");
$code = $inspector->getException()->getCode();
if ( ($code >= 400) && ($code < 600) )
{
$this->getRun()->sendHttpCode($code);
}
$message = $inspector->getException()->getMessage();
if ($inspector->getException() instanceof \ErrorException) {
$code = Misc::translateErrorCode($code);
}
$vars = array(
"stylesheet" => file_get_contents($cssFile),
"code" => $code,
"message" => filter_var(rawurldecode($message), FILTER_SANITIZE_STRING),
);
$helper->setVariables($vars);
$helper->render($templateFile);
return Handler::QUIT;
}
/**
* @param $resource
*
* @return string
* @throws \RuntimeException
*/
protected function getResource($resource)
{
// If the resource was found before, we can speed things up
// by caching its absolute, resolved path:
if (isset($this->resourceCache[$resource])) {
return $this->resourceCache[$resource];
}
// Search through available search paths, until we find the
// resource we're after:
foreach ($this->searchPaths as $path) {
$fullPath = $path . "/$resource";
if (is_file($fullPath)) {
// Cache the result:
$this->resourceCache[$resource] = $fullPath;
return $fullPath;
}
}
// If we got this far, nothing was found.
throw new \RuntimeException(
"Could not find resource '{$resource}' in any resource paths (searched: " . implode(', ', $this->searchPaths). ')'
);
}
public function addResourcePath($path)
{
if (!is_dir($path)) {
throw new \InvalidArgumentException(
"'{$path}' is not a valid directory"
);
}
array_unshift($this->searchPaths, $path);
}
public function getResourcePaths()
{
return $this->searchPaths;
}
}
system/src/Grav/Common/Errors/SystemFacade.php
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<?php
/**
* @package Grav.Common.Errors
*
* @copyright Copyright (C) 2015 - 2018 Trilby Media, LLC. All rights reserved.
* @license MIT License; see LICENSE file for details.
*/
namespace Grav\Common\Errors;
class SystemFacade extends \Whoops\Util\SystemFacade
{
protected $whoopsShutdownHandler;
/**
* @param callable $function
*
* @return void
*/
public function registerShutdownFunction(callable $function)
{
$this->whoopsShutdownHandler = $function;
register_shutdown_function([$this, 'handleShutdown']);
}
/**
* Special case to deal with Fatal errors and the like.
*/
public function handleShutdown()
{
$error = $this->getLastError();
// Ignore core warnings and errors.
if ($error && !($error['type'] & (E_CORE_WARNING | E_CORE_ERROR))) {
$handler = $this->whoopsShutdownHandler;
$handler();
}
}
}