web-base/Core/API/TemplateAPI.class.php

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<?php
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namespace Core\API {
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use Core\Objects\Context;
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abstract class TemplateAPI extends Request {
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function __construct(Context $context, bool $externalCall = false, array $params = array()) {
parent::__construct($context, $externalCall, $params);
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$this->isPublic = false; // internal API
}
}
}
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namespace Core\API\Template {
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use Core\API\Parameter\ArrayType;
use Core\API\Parameter\Parameter;
use Core\API\Parameter\StringType;
use Core\API\TemplateAPI;
use Core\Objects\Context;
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use Twig\Environment;
use Twig\Error\LoaderError;
use Twig\Error\RuntimeError;
use Twig\Error\SyntaxError;
use Twig\Loader\FilesystemLoader;
class Render extends TemplateAPI {
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public function __construct(Context $context, bool $externalCall = false) {
parent::__construct($context, $externalCall, [
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"file" => new StringType("file"),
"parameters" => new ArrayType("parameters", Parameter::TYPE_MIXED, false, true, [])
]);
}
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public function _execute(): bool {
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$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(",", $allowedExtensions));
}
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$templateCache = WEBROOT . "/Site/Cache/Templates/";
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$baseDirs = ["Site", "Core"];
$valid = false;
foreach ($baseDirs as $baseDir) {
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$templateDir = realpath(implode("/", [WEBROOT, $baseDir, "Templates"]));
if ($templateDir) {
$path = realpath(implode("/", [$templateDir, $templateFile]));
if ($path && is_file($path)) {
$valid = true;
break;
}
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}
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}
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if (!$valid) {
return $this->createError("Template file not found or not inside template directory");
}
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$twigLoader = new FilesystemLoader($templateDir);
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$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());
}
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return true;
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}
}
}