Add Kernel with configHEADmain

1 files changed, 51 insertions, 0 deletions

diff --git a/src/Kernel.php b/src/Kernel.php
new file mode 100644
index 0000000..29785a8
--- /dev/null
+++ b/src/Kernel.php
@@ -0,0 +1,51 @@
+<?php
+
+namespace Elements;
+
+class Kernel
+{
+  private static array $config = [];
+
+  /**
+   * Kernel initialization.
+   */
+  public static function init()
+  {
+    $configFile = self::findAppConfigFile(dirname(__DIR__));
+    $config = include $configFile;
+    foreach ($config as $key => $value) {
+      self::$config[$key] = $value;
+    }
+
+    Template::init();
+    DB::init();
+    new Router();
+  }
+
+  /**
+   * Find app config file in parent directories
+   */
+  private static function findAppConfigFile(string $path): string
+  {
+    $currentDirectory = $path;
+    while ($currentDirectory !== '/') {
+      $configFile = $currentDirectory . '/config.php';
+      if (file_exists($configFile)) {
+	return $configFile;
+      }
+
+      $currentDirectory = dirname($currentDirectory);
+    }
+
+    die('config.php missing');
+  }
+
+  /**
+   * Get config value
+   */
+  public static function config($key): mixed
+  {
+    return self::$config[$key];
+  }
+}
+