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Add themed error pages

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- Module init, post and rawContent-triggered HTTPException generate the classic bare HTTP status page
- Module content-triggered HTTPException generate themed error pages
- Trim System::httpExit to the bare minimum
This commit is contained in:
Hypolite Petovan 2019-05-01 21:33:33 -04:00
parent 8eba329111
commit 358baa9f62
5 changed files with 262 additions and 189 deletions
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55
src/Core/System.php
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@ -120,58 +120,17 @@ class System extends BaseObject
/**
* @brief Send HTTP status header and exit.
*
* @param integer $val HTTP status result value
* @param array $description optional message
* 'title' => header title
* 'description' => optional message
* @throws InternalServerErrorException
* @param integer $val HTTP status result value
* @param string $message Error message. Optional.
* @param string $content Response body. Optional.
* @throws \Exception
*/
public static function httpExit($val, $description = [])
public static function httpExit($val, $message = '', $content = '')
{
$err = '';
if ($val >= 400) {
if (!empty($description['title'])) {
$err = $description['title'];
} else {
$title = [
'400' => L10n::t('Error 400 - Bad Request'),
'401' => L10n::t('Error 401 - Unauthorized'),
'403' => L10n::t('Error 403 - Forbidden'),
'404' => L10n::t('Error 404 - Not Found'),
'500' => L10n::t('Error 500 - Internal Server Error'),
'503' => L10n::t('Error 503 - Service Unavailable'),
];
$err = defaults($title, $val, 'Error ' . $val);
$description['title'] = $err;
}
if (empty($description['description'])) {
// Explanations are taken from https://en.wikipedia.org/wiki/List_of_HTTP_status_codes
$explanation = [
'400' => L10n::t('The server cannot or will not process the request due to an apparent client error.'),
'401' => L10n::t('Authentication is required and has failed or has not yet been provided.'),
'403' => L10n::t('The request was valid, but the server is refusing action. The user might not have the necessary permissions for a resource, or may need an account.'),
'404' => L10n::t('The requested resource could not be found but may be available in the future.'),
'500' => L10n::t('An unexpected condition was encountered and no more specific message is suitable.'),
'503' => L10n::t('The server is currently unavailable (because it is overloaded or down for maintenance). Please try again later.'),
];
if (!empty($explanation[$val])) {
$description['description'] = $explanation[$val];
}
}
}
if ($val >= 200 && $val < 300) {
$err = 'OK';
}
Logger::log('http_status_exit ' . $val);
header($_SERVER["SERVER_PROTOCOL"] . ' ' . $val . ' ' . $err);
header($_SERVER["SERVER_PROTOCOL"] . ' ' . $val . ' ' . $message);
if (isset($description["title"])) {
$tpl = Renderer::getMarkupTemplate('http_status.tpl');
echo Renderer::replaceMacros($tpl, ['$title' => $description["title"],
'$description' => defaults($description, 'description', '')]);
}
echo $content;
exit();
}