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Automatically return allowed HTTP methods for OPTIONS per specific endpoint

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Philipp 2022-01-03 19:19:47 +01:00
parent 71272e07ee
commit dc46af5ea1
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5 changed files with 177 additions and 34 deletions
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67
src/App/Router.php
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@ -41,6 +41,7 @@ use Friendica\Module\Special\Options;
use Friendica\Network\HTTPException;
use Friendica\Network\HTTPException\MethodNotAllowedException;
use Friendica\Network\HTTPException\NotFoundException;
use Friendica\Util\Router\FriendicaGroupCountBased;
use Psr\Log\LoggerInterface;
/**
@ -123,20 +124,18 @@ class Router
*/
public function __construct(array $server, string $baseRoutesFilepath, L10n $l10n, ICanCache $cache, ICanLock $lock, IManageConfigValues $config, Arguments $args, LoggerInterface $logger, Dice $dice, RouteCollector $routeCollector = null)
{
$this->baseRoutesFilepath = $baseRoutesFilepath;
$this->l10n = $l10n;
$this->cache = $cache;
$this->lock = $lock;
$this->args = $args;
$this->config = $config;
$this->dice = $dice;
$this->server = $server;
$this->logger = $logger;
$this->baseRoutesFilepath = $baseRoutesFilepath;
$this->l10n = $l10n;
$this->cache = $cache;
$this->lock = $lock;
$this->args = $args;
$this->config = $config;
$this->dice = $dice;
$this->server = $server;
$this->logger = $logger;
$this->dice_profiler_threshold = $config->get('system', 'dice_profiler_threshold', 0);
$this->routeCollector = isset($routeCollector) ?
$routeCollector :
new RouteCollector(new Std(), new GroupCountBased());
$this->routeCollector = $routeCollector ?? new RouteCollector(new Std(), new GroupCountBased());
if ($this->baseRoutesFilepath && !file_exists($this->baseRoutesFilepath)) {
throw new HTTPException\InternalServerErrorException('Routes file path does\'n exist.');
@ -155,9 +154,7 @@ class Router
*/
public function loadRoutes(array $routes)
{
$routeCollector = (isset($this->routeCollector) ?
$this->routeCollector :
new RouteCollector(new Std(), new GroupCountBased()));
$routeCollector = ($this->routeCollector ?? new RouteCollector(new Std(), new GroupCountBased()));
$this->addRoutes($routeCollector, $routes);
@ -175,7 +172,10 @@ class Router
if ($this->isGroup($config)) {
$this->addGroup($route, $config, $routeCollector);
} elseif ($this->isRoute($config)) {
$routeCollector->addRoute($config[1], $route, $config[0]);
// Always add the OPTIONS endpoint to a route
$httpMethods = (array) $config[1];
$httpMethods[] = Router::OPTIONS;
$routeCollector->addRoute($httpMethods, $route, $config[0]);
} else {
throw new HTTPException\InternalServerErrorException("Wrong route config for route '" . print_r($route, true) . "'");
}
@ -258,23 +258,26 @@ class Router
$cmd = $this->args->getCommand();
$cmd = '/' . ltrim($cmd, '/');
$dispatcher = new Dispatcher\GroupCountBased($this->getCachedDispatchData());
$dispatcher = new FriendicaGroupCountBased($this->getCachedDispatchData());
$this->parameters = [];
$routeInfo = $dispatcher->dispatch($this->args->getMethod(), $cmd);
if ($routeInfo[0] === Dispatcher::FOUND) {
$moduleClass = $routeInfo[1];
$this->parameters = $routeInfo[2];
} elseif ($routeInfo[0] === Dispatcher::METHOD_NOT_ALLOWED) {
if ($this->args->getMethod() === static::OPTIONS) {
// Default response for HTTP OPTIONS requests in case there is no special treatment
$moduleClass = Options::class;
} else {
throw new HTTPException\MethodNotAllowedException($this->l10n->t('Method not allowed for this module. Allowed method(s): %s', implode(', ', $routeInfo[1])));
}
// Check if the HTTP method ist OPTIONS and return the special Options Module with the possible HTTP methods
if ($this->args->getMethod() === static::OPTIONS) {
$routeOptions = $dispatcher->getOptions($cmd);
$moduleClass = Options::class;
$this->parameters = ['allowedMethods' => $routeOptions];
} else {
throw new HTTPException\NotFoundException($this->l10n->t('Page not found.'));
$routeInfo = $dispatcher->dispatch($this->args->getMethod(), $cmd);
if ($routeInfo[0] === Dispatcher::FOUND) {
$moduleClass = $routeInfo[1];
$this->parameters = $routeInfo[2];
} elseif ($routeInfo[0] === Dispatcher::METHOD_NOT_ALLOWED) {
throw new HTTPException\MethodNotAllowedException($this->l10n->t('Method not allowed for this module. Allowed method(s): %s', implode(', ', $routeInfo[1])));
} else {
throw new HTTPException\NotFoundException($this->l10n->t('Page not found.'));
}
}
return $moduleClass;
@ -374,13 +377,13 @@ class Router
*/
private function getCachedDispatchData()
{
$routerDispatchData = $this->cache->get('routerDispatchData');
$routerDispatchData = $this->cache->get('routerDispatchData');
$lastRoutesFileModifiedTime = $this->cache->get('lastRoutesFileModifiedTime');
$forceRecompute = false;
$forceRecompute = false;
if ($this->baseRoutesFilepath) {
$routesFileModifiedTime = filemtime($this->baseRoutesFilepath);
$forceRecompute = $lastRoutesFileModifiedTime != $routesFileModifiedTime;
$forceRecompute = $lastRoutesFileModifiedTime != $routesFileModifiedTime;
}
if (!$forceRecompute && $routerDispatchData) {