Namespace and ClassPath rewrites

Core/API/TemplateAPI.class.php

@@ -0,0 +1,74 @@
+<?php
+
+namespace Core\API {
+
+  use Core\Objects\Context;
+
+  abstract class TemplateAPI extends Request {
+    function __construct(Context $context, bool $externalCall = false, array $params = array()) {
+      parent::__construct($context, $externalCall, $params);
+      $this->isPublic = false; // internal API
+    }
+  }
+
+}
+
+namespace Core\API\Template {
+
+  use Core\API\Parameter\ArrayType;
+  use Core\API\Parameter\Parameter;
+  use Core\API\Parameter\StringType;
+  use Core\API\TemplateAPI;
+  use Core\Objects\Context;
+  use Twig\Environment;
+  use Twig\Error\LoaderError;
+  use Twig\Error\RuntimeError;
+  use Twig\Error\SyntaxError;
+  use Twig\Loader\FilesystemLoader;
+
+  class Render extends TemplateAPI {
+
+    public function __construct(Context $context, bool $externalCall = false) {
+      parent::__construct($context, $externalCall, [
+        "file" => new StringType("file"),
+        "parameters" => new ArrayType("parameters", Parameter::TYPE_MIXED, false, true, [])
+      ]);
+    }
+
+    public function _execute(): bool {
+      $templateFile = $this->getParam("file");
+      $parameters   = $this->getParam("parameters");
+      $extension = pathinfo($templateFile, PATHINFO_EXTENSION);
+      $allowedExtensions = ["html", "twig"];
+
+      if (!in_array($extension, $allowedExtensions)) {
+        return $this->createError("Invalid template file extension. Allowed: " . implode(",", $allowedExtensions));
+      }
+
+      $templateDir = WEBROOT . "/Core/Templates/";
+      $templateCache = WEBROOT . "/Core/Cache/Templates/";
+      $path = realpath($templateDir . $templateFile);
+      if (!startsWith($path, realpath($templateDir))) {
+        return $this->createError("Template file not in template directory");
+      } else if (!is_file($path)) {
+        return $this->createError("Template file not found");
+      }
+
+      $twigLoader = new FilesystemLoader($templateDir);
+      $twigEnvironment = new Environment($twigLoader, [
+        'cache' => $templateCache,
+        'auto_reload' => true
+      ]);
+
+      try {
+        $this->result["html"] = $twigEnvironment->render($templateFile, $parameters);
+      } catch (LoaderError | RuntimeError | SyntaxError $e) {
+        return $this->createError("Error rendering twig template: " . $e->getMessage());
+      }
+
+      return true;
+    }
+
+  }
+
+}