From c14579871fa1241713128a2d0d5514af004e3371 Mon Sep 17 00:00:00 2001
From: Daniel Weipert <git@mail.dweipert.de>
Date: Sun, 10 Aug 2025 10:46:41 +0200
Subject: initial commit

---
 src/App.php                                        | 19 ++++++++
 src/Controllers/KeyController.php                  | 22 +++++++++
 src/Controllers/ServerDiscoveryController.php      | 25 +++++++++++
 src/Controllers/ServerImplementationController.php | 19 ++++++++
 src/DB.php                                         | 22 +++++++++
 src/Router.php                                     | 52 ++++++++++++++++++++++
 src/Singleton.php                                  | 17 +++++++
 src/routes.php                                     | 26 +++++++++++
 8 files changed, 202 insertions(+)
 create mode 100644 src/App.php
 create mode 100644 src/Controllers/KeyController.php
 create mode 100644 src/Controllers/ServerDiscoveryController.php
 create mode 100644 src/Controllers/ServerImplementationController.php
 create mode 100644 src/DB.php
 create mode 100644 src/Router.php
 create mode 100644 src/Singleton.php
 create mode 100644 src/routes.php

(limited to 'src')

diff --git a/src/App.php b/src/App.php
new file mode 100644
index 0000000..4c67f76
--- /dev/null
+++ b/src/App.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace App;
+
+use Symfony\Component\Dotenv\Dotenv;
+
+class App
+{
+  public function __construct()
+  {
+    $dotenv = new Dotenv();
+    $dotenv->load(dirname(__DIR__) . "/.env");
+  }
+  
+  public function run(): void
+  {
+    Router::getInstance()->run()->send();
+  }
+}
diff --git a/src/Controllers/KeyController.php b/src/Controllers/KeyController.php
new file mode 100644
index 0000000..bde1642
--- /dev/null
+++ b/src/Controllers/KeyController.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace App\Controllers;
+
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpFoundation\JsonResponse;
+
+class KeyController
+{
+  public function server(): Response
+  {
+    return new JsonResponse([
+      "server" => [
+        "name" => "Matrix PHP",
+        "version" => "0.1.0",
+      ],
+    ]);
+  }
+  
+  public function query(string $serverName): Response
+  {}
+}
diff --git a/src/Controllers/ServerDiscoveryController.php b/src/Controllers/ServerDiscoveryController.php
new file mode 100644
index 0000000..e5fdd31
--- /dev/null
+++ b/src/Controllers/ServerDiscoveryController.php
@@ -0,0 +1,25 @@
+<?php
+
+namespace App\Controllers;
+
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpFoundation\JsonResponse;
+
+class ServerDiscoveryController
+{
+  public function server(): Response
+  {
+    return new JsonResponse([
+      "m.server" => "$_ENV[DOMAIN]:443",
+    ]);
+  }
+  
+  public function client(): Response
+  {
+    return new JsonResponse([
+      "m.homeserver" => [
+        "base_url" => "https://$_ENV[DOMAIN]",
+      ],
+    ]);
+  }
+}
diff --git a/src/Controllers/ServerImplementationController.php b/src/Controllers/ServerImplementationController.php
new file mode 100644
index 0000000..4531ce5
--- /dev/null
+++ b/src/Controllers/ServerImplementationController.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Controllers;
+
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpFoundation\JsonResponse;
+
+class ServerImplementationController
+{
+  public function version(): Response
+  {
+    return new JsonResponse([
+      "server" => [
+        "name" => "Matrix PHP",
+        "version" => "0.1.0",
+      ],
+    ]);
+  }
+}
diff --git a/src/DB.php b/src/DB.php
new file mode 100644
index 0000000..b536079
--- /dev/null
+++ b/src/DB.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace App;
+
+class DB
+{
+  use Singleton;
+  
+  private \PDO $connection;
+  
+  public function __construct()
+  {
+    $driver = $_ENV['DB_DRIVER'] ?? 'pgsql';
+    $host = $_ENV['DB_HOST'] ?? 'localhost';
+    $port = $_ENV['DB_PORT'] ?? 5432;
+    $dbname = $_ENV['DB_NAME'];
+    $user = $_ENV['DB_USER'];
+    $password = $_ENV['DB_PASSWORD'];
+    
+    $this->connection = new \PDO("$driver:host=$host;port=$port;dbname=$dbname", $user, $password);
+  }
+}
diff --git a/src/Router.php b/src/Router.php
new file mode 100644
index 0000000..deb852e
--- /dev/null
+++ b/src/Router.php
@@ -0,0 +1,52 @@
+<?php
+
+namespace App;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Loader\Configurator\RouteConfigurator;
+use Symfony\Component\Routing\Matcher\UrlMatcher;
+use Symfony\Component\Routing\RequestContext;
+use Symfony\Component\Routing\RouteCollection;
+
+class Router
+{
+  use Singleton;
+  
+  private RouteCollection $routes;
+  private RouteConfigurator $configurator;
+  
+  public function __construct()
+  {
+    $this->routes = new RouteCollection();
+    $this->configurator = new RouteConfigurator($this->routes, $this->routes);
+    
+    $this->addRoutes();
+  }
+  
+  public function run(): Response
+  {
+    $request = Request::createFromGlobals();
+    
+    $context = new RequestContext();
+    $context->fromRequest($request);
+    
+    try {
+      $matcher = new UrlMatcher($this->routes, $context);
+      $match = $matcher->matchRequest($request);
+      
+      $class = $match["_controller"][0];
+      $method = $match["_controller"][1];
+      
+      return (new $class)->$method();
+    } catch (\Exception $exception) {
+      return new Response("500: " . $exception->getMessage(), 500);
+    }
+  }
+  
+  private function addRoutes(): void
+  {
+    $routes = include_once(__DIR__ . "/routes.php");
+    $routes($this->configurator);
+  }
+}
diff --git a/src/Singleton.php b/src/Singleton.php
new file mode 100644
index 0000000..b4d4598
--- /dev/null
+++ b/src/Singleton.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace App;
+
+trait Singleton
+{
+  private static self $instance;
+  
+  public static function getInstance(): self
+  {
+    if (! isset(self::$instance)) {
+      self::$instance = new self();
+    }
+    
+    return self::$instance;
+  }
+}
diff --git a/src/routes.php b/src/routes.php
new file mode 100644
index 0000000..ff16ecc
--- /dev/null
+++ b/src/routes.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace App;
+
+use App\Controllers\ServerDiscoveryController;
+use App\Controllers\ServerImplementationController;
+use Symfony\Component\Routing\Loader\Configurator\RouteConfigurator;
+
+return function (RouteConfigurator $routes): void
+{
+  $routes
+    ->add("well_known_matrix_server", "/.well-known/matrix/server")
+    ->controller([ServerDiscoveryController::class, "server"]);
+  
+  $routes
+    ->add("well_known_matrix_client", "/.well-known/matrix/client")
+    ->controller([ServerDiscoveryController::class, "client"]);
+  
+  $routes
+    ->add("matrix_federation_version", "/_matrix/federation/v1/version")
+    ->controller([ServerImplementationController::class, "version"]);
+  
+  # /_matrix/key/v2/server
+  # /_matrix/key/v2/query
+  # /_matrix/key/v2/query/{serverName}
+};
-- 
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