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Implemented PSR-15 middleware handler

This commit is contained in:
Igor Scheller 2018-08-07 03:18:22 +02:00
parent 92c26718fd
commit 20c03a155d
10 changed files with 591 additions and 252 deletions
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2
composer.json
View File

@ -15,11 +15,13 @@
],
"require": {
"php": ">=7.0.0",
"ext-gettext": "*",
"erusev/parsedown": "^1.6",
"illuminate/container": "5.5.*",
"illuminate/database": "5.5.*",
"illuminate/support": "^5.5",
"psr/container": "^1.0",
"psr/http-server-middleware": "^1.0",
"psr/log": "^1.0",
"symfony/http-foundation": "^3.3",
"symfony/psr-http-message-bridge": "^1.0",

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locale/de_DE.UTF-8/LC_MESSAGES/default.mo
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14
locale/de_DE.UTF-8/LC_MESSAGES/default.po
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@ -2,7 +2,7 @@ msgid ""
msgstr ""
"Project-Id-Version: Engelsystem 2.0\n"
"POT-Creation-Date: 2017-12-29 19:01+0100\n"
"PO-Revision-Date: 2017-12-29 19:03+0100\n"
"PO-Revision-Date: 2018-08-07 02:00+0200\n"
"Last-Translator: msquare <msquare@notrademark.de>\n"
"Language-Team: \n"
"Language: de_DE\n"
@ -2874,13 +2874,13 @@ msgstr ""
"keine Nummer hast, bitte einfach \"-\" angeben."
#: /Users/msquare/workspace/projects/engelsystem/public/index.php:218
msgid "No Access"
msgstr "Kein Zugriff"
msgid "Page not found"
msgstr "Seite nicht gefunden"
#: /Users/msquare/workspace/projects/engelsystem/public/index.php:219
msgid ""
"You don't have permission to view this page . You probably have to sign in "
"or register in order to gain access!"
"This page could not be found or you don't have permission to view it. You "
"probably have to sign in or register in order to gain access!"
msgstr ""
"Du hast keinen Zugriff auf diese Seite. Registriere Dich und logge Dich "
"bitte ein, um Zugriff zu erhalten!"
"Diese Seite existiert nicht oder Du hast keinen Zugriff. Melde Dich an um Zugriff "
"zu erhalten!"

263
public/index.php
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@ -1,252 +1,27 @@
<?php
use Engelsystem\Http\Request;
use Engelsystem\Application;
use Engelsystem\Middleware\Dispatcher;
use Engelsystem\Middleware\ExceptionHandler;
use Engelsystem\Middleware\LegacyMiddleware;
use Engelsystem\Middleware\NotFoundResponse;
use Engelsystem\Middleware\SendResponseHandler;
use Psr\Http\Message\ServerRequestInterface;
require_once realpath(__DIR__ . '/../includes/engelsystem.php');
$free_pages = [
'admin_event_config',
'angeltypes',
'api',
'atom',
'credits',
'ical',
'login',
'public_dashboard',
'rooms',
'shift_entries',
'shifts',
'shifts_json_export',
'shifts_json_export_all',
'stats',
'users',
'user_driver_licenses',
'user_password_recovery',
'user_worklog'
];
/** @var Application $app */
$app = app();
// Gewünschte Seite/Funktion
$page = '';
$title = '';
$content = '';
/** @var ServerRequestInterface $request */
$request = $app->get('psr7.request');
/** @var Request $request */
$request = $app->get('request');
$page = $request->query->get('p');
if (empty($page)) {
$page = $request->path();
$page = str_replace('-', '_', $page);
}
if ($page == '/') {
$page = isset($user) ? 'news' : 'login';
}
if (
preg_match('/^\w*$/i', $page)
&& (
in_array($page, $free_pages)
|| (isset($privileges) && in_array($page, $privileges))
)
) {
$title = $page;
switch ($page) {
case 'api':
error('Api disabled temporarily.');
redirect(page_link_to());
break;
case 'ical':
require_once realpath(__DIR__ . '/../includes/pages/user_ical.php');
user_ical();
break;
case 'atom':
require_once realpath(__DIR__ . '/../includes/pages/user_atom.php');
user_atom();
break;
case 'shifts_json_export':
require_once realpath(__DIR__ . '/../includes/controller/shifts_controller.php');
shifts_json_export_controller();
break;
case 'shifts_json_export_all':
require_once realpath(__DIR__ . '/../includes/controller/shifts_controller.php');
shifts_json_export_all_controller();
break;
case 'stats':
require_once realpath(__DIR__ . '/../includes/pages/guest_stats.php');
guest_stats();
break;
case 'user_password_recovery':
require_once realpath(__DIR__ . '/../includes/controller/users_controller.php');
$title = user_password_recovery_title();
$content = user_password_recovery_controller();
break;
case 'public_dashboard':
list($title, $content) = public_dashboard_controller();
break;
case 'angeltypes':
list($title, $content) = angeltypes_controller();
break;
case 'shift_entries':
list($title, $content) = shift_entries_controller();
break;
case 'shifts':
list($title, $content) = shifts_controller();
break;
case 'users':
list($title, $content) = users_controller();
break;
case 'user_angeltypes':
list($title, $content) = user_angeltypes_controller();
break;
case 'user_driver_licenses':
list($title, $content) = user_driver_licenses_controller();
break;
case 'shifttypes':
list($title, $content) = shifttypes_controller();
break;
case 'admin_event_config':
list($title, $content) = event_config_edit_controller();
break;
case 'rooms':
list($title, $content) = rooms_controller();
break;
case 'news':
$title = news_title();
$content = user_news();
break;
case 'news_comments':
require_once realpath(__DIR__ . '/../includes/pages/user_news.php');
$title = user_news_comments_title();
$content = user_news_comments();
break;
case 'user_meetings':
$title = meetings_title();
$content = user_meetings();
break;
case 'user_myshifts':
$title = myshifts_title();
$content = user_myshifts();
break;
case 'user_shifts':
$title = shifts_title();
$content = user_shifts();
break;
case 'user_worklog':
list($title, $content) = user_worklog_controller();
break;
case 'user_messages':
$title = messages_title();
$content = user_messages();
break;
case 'user_questions':
$title = questions_title();
$content = user_questions();
break;
case 'user_settings':
$title = settings_title();
$content = user_settings();
break;
case 'login':
$title = login_title();
$content = guest_login();
break;
case 'register':
$title = register_title();
$content = guest_register();
break;
case 'logout':
$title = logout_title();
$content = guest_logout();
break;
case 'admin_questions':
$title = admin_questions_title();
$content = admin_questions();
break;
case 'admin_user':
$title = admin_user_title();
$content = admin_user();
break;
case 'admin_arrive':
$title = admin_arrive_title();
$content = admin_arrive();
break;
case 'admin_active':
$title = admin_active_title();
$content = admin_active();
break;
case 'admin_free':
$title = admin_free_title();
$content = admin_free();
break;
case 'admin_news':
require_once realpath(__DIR__ . '/../includes/pages/admin_news.php');
$content = admin_news();
break;
case 'admin_rooms':
$title = admin_rooms_title();
$content = admin_rooms();
break;
case 'admin_groups':
$title = admin_groups_title();
$content = admin_groups();
break;
case 'admin_import':
$title = admin_import_title();
$content = admin_import();
break;
case 'admin_shifts':
$title = admin_shifts_title();
$content = admin_shifts();
break;
case 'admin_log':
$title = admin_log_title();
$content = admin_log();
break;
case 'credits':
require_once realpath(__DIR__ . '/../includes/pages/guest_credits.php');
$title = credits_title();
$content = guest_credits();
break;
default:
require_once realpath(__DIR__ . '/../includes/pages/guest_start.php');
$content = guest_start();
break;
}
} else {
// Wenn schon eingeloggt, keine-Berechtigung-Seite anzeigen
if (isset($user)) {
$title = _('No Access');
$content = _('You don\'t have permission to view this page . You probably have to sign in or register in order to gain access!');
} else {
// Sonst zur Loginseite leiten
redirect(page_link_to('login'));
}
}
$event_config = EventConfig();
$parameters = [
'key' => (isset($user) ? $user['api_key'] : ''),
];
if ($page == 'user_meetings') {
$parameters['meetings'] = 1;
}
echo view(__DIR__ . '/../templates/layout.html', [
'theme' => isset($user) ? $user['color'] : config('theme'),
'title' => $title,
'atom_link' => ($page == 'news' || $page == 'user_meetings')
? ' <link href="'
. page_link_to('atom', $parameters)
. '" type = "application/atom+xml" rel = "alternate" title = "Atom Feed">'
: '',
'start_page_url' => page_link_to('/'),
'credits_url' => page_link_to('credits'),
'menu' => make_menu(),
'content' => msg() . $content,
'header_toolbar' => header_toolbar(),
'faq_url' => config('faq_url'),
'contact_email' => config('contact_email'),
'locale' => locale(),
'event_info' => EventConfig_info($event_config) . ' <br />'
$dispatcher = new Dispatcher([
SendResponseHandler::class,
ExceptionHandler::class,
LegacyMiddleware::class,
NotFoundResponse::class,
]);
$dispatcher->setContainer($app);
$dispatcher->handle($request);

110
src/Middleware/Dispatcher.php Normal file
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@ -0,0 +1,110 @@
<?php
namespace Engelsystem\Middleware;
use Engelsystem\Application;
use InvalidArgumentException;
use LogicException;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;
class Dispatcher implements MiddlewareInterface, RequestHandlerInterface
{
/** @var MiddlewareInterface[] */
protected $stack;
/** @var Application */
protected $container;
/** @var RequestHandlerInterface */
protected $next;
/**
* @param MiddlewareInterface[] $stack
* @param Application|null $container
*/
public function __construct($stack = [], Application $container = null)
{
$this->stack = $stack;
$this->container = $container;
}
/**
* Process an incoming server request and return a response, optionally delegating
* response creation to a handler.
*
* Could be used to group middleware
*
* @param ServerRequestInterface $request
* @param RequestHandlerInterface $handler
* @return ResponseInterface
*/
public function process(
ServerRequestInterface $request,
RequestHandlerInterface $handler
): ResponseInterface {
$this->next = $handler;
return $this->handle($request);
}
/**
* Handle the request and return a response.
*
* It calls all configured middleware and handles their response
*
* @param ServerRequestInterface $request
* @return ResponseInterface
*/
public function handle(ServerRequestInterface $request): ResponseInterface
{
$middleware = array_shift($this->stack);
if (!$middleware) {
if ($this->next) {
return $this->next->handle($request);
}
throw new LogicException('Middleware queue is empty');
}
if (is_string($middleware)) {
$middleware = $this->resolveMiddleware($middleware);
}
if (!$middleware instanceof MiddlewareInterface) {
throw new InvalidArgumentException('Middleware is no instance of ' . MiddlewareInterface::class);
}
return $middleware->process($request, $this);
}
/**
* Resolve the middleware with the container
*
* @param string $middleware
* @return MiddlewareInterface
*/
protected function resolveMiddleware($middleware)
{
if (!$this->container instanceof Application) {
throw new InvalidArgumentException('Unable to resolve middleware ' . $middleware);
}
if ($this->container->has($middleware)) {
return $this->container->get($middleware);
}
return $this->container->make($middleware);
}
/**
* @param Application $container
*/
public function setContainer(Application $container)
{
$this->container = $container;
}
}

48
src/Middleware/ExceptionHandler.php Normal file
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@ -0,0 +1,48 @@
<?php
namespace Engelsystem\Middleware;
use Engelsystem\Exceptions\Handler as ExceptionsHandler;
use Psr\Container\ContainerInterface;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;
class ExceptionHandler implements MiddlewareInterface
{
/** @var ContainerInterface */
protected $container;
/**
* @param ContainerInterface $container
*/
public function __construct(ContainerInterface $container)
{
$this->container = $container;
}
/**
* Handles any exceptions that occurred inside other middleware while returning it to the default response handler
*
* Should be added at the beginning
*
* @param ServerRequestInterface $request
* @param RequestHandlerInterface $handler
* @return ResponseInterface
*/
public function process(
ServerRequestInterface $request,
RequestHandlerInterface $handler
): ResponseInterface {
try {
return $handler->handle($request);
} catch (\Throwable $e) {
/** @var ExceptionsHandler $handler */
$handler = $this->container->get('error.handler');
$content = $handler->exceptionHandler($e, true);
return response($content, 500);
}
}
}

284
src/Middleware/LegacyMiddleware.php Normal file
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@ -0,0 +1,284 @@
<?php
namespace Engelsystem\Middleware;
use Engelsystem\Http\Request;
use Psr\Container\ContainerInterface;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;
class LegacyMiddleware implements MiddlewareInterface
{
protected $free_pages = [
'admin_event_config',
'angeltypes',
'api',
'atom',
'credits',
'ical',
'login',
'public_dashboard',
'rooms',
'shift_entries',
'shifts',
'shifts_json_export',
'shifts_json_export_all',
'stats',
'users',
'user_driver_licenses',
'user_password_recovery',
'user_worklog'
];
/** @var ContainerInterface */
protected $container;
/**
* @param ContainerInterface $container
*/
public function __construct(ContainerInterface $container)
{
$this->container = $container;
}
/**
* Handle the request the old way
*
* Should be used before a 404 is send
*
* @param ServerRequestInterface $request
* @param RequestHandlerInterface $handler
* @return ResponseInterface
*/
public function process(
ServerRequestInterface $request,
RequestHandlerInterface $handler
): ResponseInterface {
global $user;
global $privileges;
/** @var Request $appRequest */
$appRequest = $this->container->get('request');
// Default page content
$content = '';
$page = $appRequest->query->get('p');
if (empty($page)) {
$page = $appRequest->path();
$page = str_replace('-', '_', $page);
}
if ($page == '/') {
$page = isset($user) ? 'news' : 'login';
}
if (
preg_match('/^\w+$/i', $page)
&& (
in_array($page, $this->free_pages)
|| (isset($privileges) && in_array($page, $privileges))
)
) {
$title = $page;
switch ($page) {
case 'api':
error('Api disabled temporarily.');
redirect(page_link_to());
break;
case 'ical':
require_once realpath(__DIR__ . '/../includes/pages/user_ical.php');
user_ical();
break;
case 'atom':
require_once realpath(__DIR__ . '/../includes/pages/user_atom.php');
user_atom();
break;
case 'shifts_json_export':
require_once realpath(__DIR__ . '/../includes/controller/shifts_controller.php');
shifts_json_export_controller();
break;
case 'shifts_json_export_all':
require_once realpath(__DIR__ . '/../includes/controller/shifts_controller.php');
shifts_json_export_all_controller();
break;
case 'stats':
require_once realpath(__DIR__ . '/../includes/pages/guest_stats.php');
guest_stats();
break;
case 'user_password_recovery':
require_once realpath(__DIR__ . '/../includes/controller/users_controller.php');
$title = user_password_recovery_title();
$content = user_password_recovery_controller();
break;
case 'public_dashboard':
list($title, $content) = public_dashboard_controller();
break;
case 'angeltypes':
list($title, $content) = angeltypes_controller();
break;
case 'shift_entries':
list($title, $content) = shift_entries_controller();
break;
case 'shifts':
list($title, $content) = shifts_controller();
break;
case 'users':
list($title, $content) = users_controller();
break;
case 'user_angeltypes':
list($title, $content) = user_angeltypes_controller();
break;
case 'user_driver_licenses':
list($title, $content) = user_driver_licenses_controller();
break;
case 'shifttypes':
list($title, $content) = shifttypes_controller();
break;
case 'admin_event_config':
list($title, $content) = event_config_edit_controller();
break;
case 'rooms':
list($title, $content) = rooms_controller();
break;
case 'news':
$title = news_title();
$content = user_news();
break;
case 'news_comments':
require_once realpath(__DIR__ . '/../includes/pages/user_news.php');
$title = user_news_comments_title();
$content = user_news_comments();
break;
case 'user_meetings':
$title = meetings_title();
$content = user_meetings();
break;
case 'user_myshifts':
$title = myshifts_title();
$content = user_myshifts();
break;
case 'user_shifts':
$title = shifts_title();
$content = user_shifts();
break;
case 'user_worklog':
list($title, $content) = user_worklog_controller();
break;
case 'user_messages':
$title = messages_title();
$content = user_messages();
break;
case 'user_questions':
$title = questions_title();
$content = user_questions();
break;
case 'user_settings':
$title = settings_title();
$content = user_settings();
break;
case 'login':
$title = login_title();
$content = guest_login();
break;
case 'register':
$title = register_title();
$content = guest_register();
break;
case 'logout':
$title = logout_title();
$content = guest_logout();
break;
case 'admin_questions':
$title = admin_questions_title();
$content = admin_questions();
break;
case 'admin_user':
$title = admin_user_title();
$content = admin_user();
break;
case 'admin_arrive':
$title = admin_arrive_title();
$content = admin_arrive();
break;
case 'admin_active':
$title = admin_active_title();
$content = admin_active();
break;
case 'admin_free':
$title = admin_free_title();
$content = admin_free();
break;
case 'admin_news':
require_once realpath(__DIR__ . '/../includes/pages/admin_news.php');
$content = admin_news();
break;
case 'admin_rooms':
$title = admin_rooms_title();
$content = admin_rooms();
break;
case 'admin_groups':
$title = admin_groups_title();
$content = admin_groups();
break;
case 'admin_import':
$title = admin_import_title();
$content = admin_import();
break;
case 'admin_shifts':
$title = admin_shifts_title();
$content = admin_shifts();
break;
case 'admin_log':
$title = admin_log_title();
$content = admin_log();
break;
case 'credits':
require_once realpath(__DIR__ . '/../includes/pages/guest_credits.php');
$title = credits_title();
$content = guest_credits();
break;
default:
require_once realpath(__DIR__ . '/../includes/pages/guest_start.php');
$content = guest_start();
break;
}
} else {
return $handler->handle($request);
}
if (empty($title) and empty($content)) {
return $handler->handle($request);
}
$event_config = EventConfig();
$parameters = [
'key' => (isset($user) ? $user['api_key'] : ''),
];
if ($page == 'user_meetings') {
$parameters['meetings'] = 1;
}
return response(view(__DIR__ . '/../../templates/layout.html', [
'theme' => isset($user) ? $user['color'] : config('theme'),
'title' => $title,
'atom_link' => ($page == 'news' || $page == 'user_meetings')
? ' <link href="'
. page_link_to('atom', $parameters)
. '" type = "application/atom+xml" rel = "alternate" title = "Atom Feed">'
: '',
'start_page_url' => page_link_to('/'),
'credits_url' => page_link_to('credits'),
'menu' => make_menu(),
'content' => msg() . $content,
'header_toolbar' => header_toolbar(),
'faq_url' => config('faq_url'),
'contact_email' => config('contact_email'),
'locale' => locale(),
'event_info' => EventConfig_info($event_config) . ' <br />'
]));
}
}

47
src/Middleware/NotFoundResponse.php Normal file
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@ -0,0 +1,47 @@
<?php
namespace Engelsystem\Middleware;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;
class NotFoundResponse implements MiddlewareInterface
{
/**
* Returns a 404: Page not found response
*
* Should be the last middleware
*
* @param ServerRequestInterface $request
* @param RequestHandlerInterface $handler
* @return ResponseInterface
*/
public function process(
ServerRequestInterface $request,
RequestHandlerInterface $handler
): ResponseInterface {
global $user;
$event_config = EventConfig();
$content = info(
_('This page could not be found or you don\'t have permission to view it. You probably have to sign in or register in order to gain access!'),
true
);
return response(view(__DIR__ . '/../../templates/layout.html', [
'theme' => isset($user) ? $user['color'] : config('theme'),
'title' => _('Page not found'),
'atom_link' => '',
'start_page_url' => page_link_to('/'),
'credits_url' => page_link_to('credits'),
'menu' => make_menu(),
'content' => msg() . $content,
'header_toolbar' => header_toolbar(),
'faq_url' => config('faq_url'),
'contact_email' => config('contact_email'),
'locale' => locale(),
'event_info' => EventConfig_info($event_config) . ' <br />'
]), 404);
}
}

45
src/Middleware/SendResponseHandler.php Normal file
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@ -0,0 +1,45 @@
<?php
namespace Engelsystem\Middleware;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;
class SendResponseHandler implements MiddlewareInterface
{
/**
* Send the server response to the client
*
* This should be the first middleware
*
* @param ServerRequestInterface $request
* @param RequestHandlerInterface $handler
* @return ResponseInterface
*/
public function process(
ServerRequestInterface $request,
RequestHandlerInterface $handler
): ResponseInterface {
$response = $handler->handle($request);
if (!headers_sent()) {
header(sprintf(
'HTTP/%s %s %s',
$response->getProtocolVersion(),
$response->getStatusCode(),
$response->getReasonPhrase()
), true, $response->getStatusCode());
foreach ($response->getHeaders() as $name => $values) {
foreach ($values as $value) {
header($name . ': ' . $value, false);
}
}
}
echo $response->getBody();
return $response;
}
}

30
src/helpers.php
View File

@ -6,13 +6,15 @@ use Engelsystem\Config\Config;
use Engelsystem\Http\Request;
use Engelsystem\Renderer\Renderer;
use Engelsystem\Routing\UrlGenerator;
use Psr\Http\Message\ResponseInterface;
use Symfony\Component\HttpFoundation\Session\SessionInterface;
use Zend\Diactoros\Stream;
/**
* Get the global app instance
*
* @param string $id
* @return mixed
* @return mixed|Application
*/
function app($id = null)
{
@ -80,6 +82,32 @@ function request($key = null, $default = null)
return $request->input($key, $default);
}
/**
* @param string $content
* @param int $status
* @param array $headers
* @return ResponseInterface
*/
function response($content = '', $status = 200, $headers = [])
{
/** @var ResponseInterface $response */
$response = app('psr7.response');
/** @var Stream $stream */
$stream = app()->make(Stream::class, ['stream' => 'php://memory', 'mode' => 'wb+']);
$stream->write($content);
$stream->rewind();
$response = $response
->withBody($stream)
->withStatus($status);
foreach ($headers as $key => $value) {
$response = $response->withAddedHeader($key, $value);
}
return $response;
}
/**
* @param string $key
* @param mixed $default