162 lines
4.0 KiB
PHP
162 lines
4.0 KiB
PHP
<?php
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namespace Objects\Router;
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use Driver\Logger\Logger;
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use Objects\Context;
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class Router {
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private Context $context;
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private Logger $logger;
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private ?AbstractRoute $activeRoute;
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private ?string $requestedUri;
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protected array $routes;
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protected array $statusCodeRoutes;
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public function __construct(Context $context) {
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$this->context = $context;
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$this->routes = [];
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$this->statusCodeRoutes = [];
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$this->activeRoute = null;
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$this->requestedUri = null;
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$this->context->router = $this;
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$sql = $context->getSQL();
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if ($sql) {
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$this->addRoute(new ApiRoute());
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$this->logger = new Logger("Router", $sql);
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} else {
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$this->logger = new Logger("Router");
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}
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}
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public function getActiveRoute(): ?AbstractRoute {
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return $this->activeRoute;
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}
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public function getRequestedUri(): ?string {
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return $this->requestedUri;
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}
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public function run(string $url): string {
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// TODO: do we want a global try cache and return status page 500 on any error?
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$this->requestedUri = $url;
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$url = strtok($url, "?");
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foreach ($this->routes as $route) {
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$pathParams = $route->match($url);
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if ($pathParams !== false) {
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$this->activeRoute = $route;
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return $route->call($this, $pathParams);
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}
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}
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return $this->returnStatusCode(404);
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}
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public function returnStatusCode(int $code, array $params = []): string {
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http_response_code($code);
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$params["status_code"] = $code;
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$params["status_description"] = HTTP_STATUS_DESCRIPTIONS[$code] ?? "Unknown Error";
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$route = $this->statusCodeRoutes[strval($code)] ?? null;
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if ($route) {
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return $route->call($this, $params);
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} else {
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$req = new \Api\Template\Render($this->context);
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$res = $req->execute(["file" => "error_document.twig", "parameters" => $params]);
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if ($res) {
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return $req->getResult()["html"];
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} else {
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$description = htmlspecialchars($params["status_description"]);
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return "<b>$code - $description</b>";
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}
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}
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}
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public function addRoute(AbstractRoute $route) {
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if (preg_match("/^\/(\d+)$/", $route->getPattern(), $re)) {
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$this->statusCodeRoutes[$re[1]] = $route;
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}
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$this->routes[] = $route;
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}
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public function writeCache(string $file): bool {
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$routes = "";
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foreach ($this->routes as $route) {
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// do not generate cache for static api route
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if ($route instanceof ApiRoute) {
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continue;
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}
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$constructor = $route->generateCache();
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$routes .= "\n \$this->addRoute($constructor);";
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}
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$date = (new \DateTime())->format("Y/m/d H:i:s");
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$code = "<?php
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/**
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* DO NOT EDIT!
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* This file is automatically generated by the RoutesAPI on $date.
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*/
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namespace Cache;
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use Objects\Context;
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use Objects\Router\Router;
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class RouterCache extends Router {
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public function __construct(Context \$context) {
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parent::__construct(\$context);$routes
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}
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}
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";
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if (@file_put_contents($file, $code) === false) {
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$this->logger->severe("Could not write Router cache file: $file");
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return false;
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}
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return true;
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}
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public function getContext(): Context {
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return $this->context;
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}
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public function getLogger(): Logger {
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return $this->logger;
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}
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public static function cleanURL(string $url, bool $cleanGET = true): string {
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// strip GET parameters
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if ($cleanGET) {
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if (($index = strpos($url, "?")) !== false) {
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$url = substr($url, 0, $index);
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}
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}
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// strip document reference part
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if (($index = strpos($url, "#")) !== false) {
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$url = substr($url, 0, $index);
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}
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// strip leading slash
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return preg_replace("/^\/+/", "", $url);
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}
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public function getRoutes(bool $includeStatusRoutes = false): array {
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if (!$includeStatusRoutes && !empty($this->statusCodeRoutes)) {
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return array_filter($this->routes, function ($route) {
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return !in_array($route, $this->statusCodeRoutes);
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});
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}
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return $this->routes;
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}
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} |