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register shutdown function to handle out-of-memory errors

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This commit is contained in:
marc tobias 2019-05-21 18:37:46 +02:00
parent 5fd8f5aa27
commit ed2fb84e82
1 changed files with 38 additions and 2 deletions
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40
lib/init-website.php
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@ -21,6 +21,7 @@ function exception_handler_html($exception)
http_response_code($exception->getCode());
header('Content-type: text/html; charset=UTF-8');
include(CONST_BasePath.'/lib/template/error-html.php');
exit();
}
function exception_handler_json($exception)
@ -28,6 +29,7 @@ function exception_handler_json($exception)
http_response_code($exception->getCode());
header('Content-type: application/json; charset=utf-8');
include(CONST_BasePath.'/lib/template/error-json.php');
exit();
}
function exception_handler_xml($exception)
@ -36,17 +38,51 @@ function exception_handler_xml($exception)
header('Content-type: text/xml; charset=utf-8');
echo '<?xml version="1.0" encoding="UTF-8" ?>'."\n";
include(CONST_BasePath.'/lib/template/error-xml.php');
exit();
}
function shutdown_exception_handler_html()
{
$error = error_get_last();
if ($error !== null && $error['type'] === E_ERROR) {
exception_handler_html(new Exception($error['message'], 500));
}
}
function shutdown_exception_handler_xml()
{
$error = error_get_last();
if ($error !== null && $error['type'] === E_ERROR) {
exception_handler_xml(new Exception($error['message'], 500));
}
}
function shutdown_exception_handler_json()
{
$error = error_get_last();
if ($error !== null && $error['type'] === E_ERROR) {
exception_handler_json(new Exception($error['message'], 500));
}
}
function set_exception_handler_by_format($sFormat = 'html')
function set_exception_handler_by_format($sFormat = null)
{
if ($sFormat == 'html') {
// Multiple calls to register_shutdown_function will cause multiple callbacks
// to be executed, we only want the last executed. Thus we don't want to register
// one by default without an explicit $sFormat set.
if (!isset($sFormat)) {
set_exception_handler('exception_handler_html');
} elseif ($sFormat == 'html') {
set_exception_handler('exception_handler_html');
register_shutdown_function('shutdown_exception_handler_html');
} elseif ($sFormat == 'xml') {
set_exception_handler('exception_handler_xml');
register_shutdown_function('shutdown_exception_handler_xml');
} else {
set_exception_handler('exception_handler_json');
register_shutdown_function('shutdown_exception_handler_json');
}
}
// set a default