Add Model base class and load modules when required.

config/config.example.ini

@@ -16,7 +16,7 @@ charset = utf8mb4
 collation = utf8mb4_bin
 
 [Database.sqlite_example]
-driver = sqlite_example
+driver = sqlite
 database = store/database.db3
 prefix =
 

misuzu.php

@@ -5,4 +5,4 @@ require_once 'vendor/autoload.php';
 
 $app = Application::start(__DIR__ . '/config/config.ini');
 $app->debug(IO\Directory::exists(__DIR__ . '/vendor/phpunit/phpunit'));
-$app->router->add(include_once __DIR__ . '/routes.php');
+$app->startDatabase();

public/index.php

@@ -1,4 +1,17 @@
 <?php
 namespace Misuzu;
 
+use Aitemu\RouterRequest;
+
 require_once __DIR__ . '/../misuzu.php';
+
+ob_start('ob_gzhandler');
+
+$app = Application::getInstance();
+
+$app->startRouter(include_once __DIR__ . '/../routes.php');
+$app->startTemplating();
+
+echo $app->router->resolve(
+    RouterRequest::fromServer($_SERVER, $_GET, $_POST, $_COOKIE)
+);

src/Application.php

@@ -61,27 +61,7 @@ class Application
     protected function __construct($configFile = null)
     {
         ExceptionHandler::register();
-        $this->debug(true);
-
-        $this->addModule('config', $config = new ConfigManager($configFile));
-        $this->addModule('database', new Database(
-            $config,
-            $config->get('Database', 'default', 'string', 'default')
-        ));
-        $this->addModule('router', $router = new RouteCollection);
-        $this->addModule('templating', $twig = new TemplateEngine);
-
-        $this->loadConfigDatabaseConnections();
-
-        $twig->addFilter('json_decode');
-        $twig->addFilter('byte_symbol');
-        $twig->addFunction('byte_symbol');
-        $twig->addFunction('session_id');
-        $twig->addFunction('config', [$config, 'get']);
-        $twig->addFunction('route', [$router, 'url']);
-        $twig->addFunction('git_hash', [Application::class, 'gitCommitHash']);
-        $twig->addFunction('git_branch', [Application::class, 'gitBranch']);
-        $twig->addPath('nova', __DIR__ . '/../views/nova');
+        $this->addModule('config', new ConfigManager($configFile));
     }
 
     public function __destruct()
@@ -93,6 +73,54 @@ class Application
         ExceptionHandler::unregister();
     }
 
+    public function startDatabase(): void
+    {
+        if ($this->hasDatabase) {
+            throw new \Exception('Database module has already been started.');
+        }
+
+        $config = $this->config;
+
+        $this->addModule('database', new Database(
+            $config,
+            $config->get('Database', 'default', 'string', 'default')
+        ));
+
+        $this->loadConfigDatabaseConnections();
+    }
+
+    public function startTemplating(): void
+    {
+        if ($this->hasTemplating) {
+            throw new \Exception('Templating module has already been started.');
+        }
+
+        $this->addModule('templating', $twig = new TemplateEngine);
+
+        $twig->addFilter('json_decode');
+        $twig->addFilter('byte_symbol');
+        $twig->addFunction('byte_symbol');
+        $twig->addFunction('session_id');
+        $twig->addFunction('config', [$this->config, 'get']);
+        $twig->addFunction('route', [$this->router, 'url']);
+        $twig->addFunction('git_hash', [Application::class, 'gitCommitHash']);
+        $twig->addFunction('git_branch', [Application::class, 'gitBranch']);
+        $twig->addPath('nova', __DIR__ . '/../views/nova');
+    }
+
+    public function startRouter(array $routes = null): void
+    {
+        if ($this->hasRouter) {
+            throw new \Exception('Router module has already been started.');
+        }
+
+        $this->addModule('router', $router = new RouteCollection);
+
+        if ($routes !== null) {
+            $router->add($routes);
+        }
+    }
+
     private function loadConfigDatabaseConnections(): void
     {
         $config = $this->config;

src/Model.php

@@ -0,0 +1,8 @@
+<?php
+namespace Misuzu;
+
+use Illuminate\Database\Eloquent\Model as BaseModel;
+
+abstract class Model extends BaseModel
+{
+}

src/TemplateEngine.php

@@ -39,14 +39,18 @@ class TemplateEngine
     /**
      * Creates the twig environment and registers the utility filters and functions.
      */
-    public function __construct()
-    {
+    public function __construct(
+        ?string $cache = null,
+        bool $strict = true,
+        bool $autoReload = false,
+        bool $debug = false
+    ) {
         $this->loader = new Twig_Loader_Filesystem;
         $this->twig = new Twig_Environment($this->loader, [
-            'cache' => false,
-            'strict_variables' => true,
-            'auto_reload' => false,
-            'debug' => false,
+            'cache' => $cache ?? false,
+            'strict_variables' => $strict,
+            'auto_reload' => $autoReload,
+            'debug' => $debug,
         ]);
     }
 
@@ -90,9 +94,9 @@ class TemplateEngine
      * Sets the cache path and alternatively turns it off.
      * @param string $path
      */
-    public function cache(bool $path): void
+    public function cache(?string $path): void
     {
-        $this->twig->setCache($path);
+        $this->twig->setCache($path ?? false);
     }
 
     /**
@@ -151,7 +155,7 @@ class TemplateEngine
             $namespace = $this->findNamespace($path);
 
             if ($namespace !== null) {
-                $path = '@' . $this->findNamespace($path) . '/' . $path;
+                $path = "@{$this->findNamespace($path)}/{$path}";
             }
         }
 
@@ -202,6 +206,6 @@ class TemplateEngine
      */
     public function exists(string $path, string $namespace): bool
     {
-        return $this->loader->exists('@' . $namespace . '/' . self::fixPath($path));
+        return $this->loader->exists("@{$namespace}/" . self::fixPath($path));
     }
 }