web-base/core/Elements/TemplateDocument.class.php
2022-08-20 22:17:17 +02:00

124 lines
3.9 KiB
PHP

<?php
namespace Elements;
use Objects\CustomTwigFunctions;
use Objects\Router\DocumentRoute;
use Objects\Router\Router;
use Objects\Search\Searchable;
use Objects\Search\SearchQuery;
use Objects\Search\SearchResult;
use Twig\Environment;
use Twig\Error\LoaderError;
use Twig\Error\RuntimeError;
use Twig\Error\SyntaxError;
use Twig\Loader\FilesystemLoader;
class TemplateDocument extends Document {
const TEMPLATE_PATH = WEBROOT . '/core/Templates';
private string $templateName;
protected array $parameters;
private Environment $twigEnvironment;
private FilesystemLoader $twigLoader;
protected string $title;
public function __construct(Router $router, string $templateName, array $params = []) {
parent::__construct($router);
$this->title = "Untitled Document";
$this->templateName = $templateName;
$this->parameters = $params;
$this->twigLoader = new FilesystemLoader(self::TEMPLATE_PATH);
$this->twigEnvironment = new Environment($this->twigLoader, [
'cache' => WEBROOT . '/core/Cache/Templates/',
'auto_reload' => true
]);
$this->twigEnvironment->addExtension(new CustomTwigFunctions());
}
public function getTitle(): string {
return $this->title;
}
protected function getTemplateName(): string {
return $this->templateName;
}
protected function loadParameters() {
}
protected function setTemplate(string $file) {
$this->templateName = $file;
}
public function getCode(array $params = []): string {
$this->loadParameters();
return $this->renderTemplate($this->templateName, $this->parameters);
}
public function renderTemplate(string $name, array $params = []): string {
try {
$context = $this->getContext();
$session = $context->getSession();
$settings = $this->getSettings();
$language = $context->getLanguage();
$urlParts = parse_url($this->getRouter()->getRequestedUri());
$params = array_replace_recursive([
"user" => [
"lang" => $language->getShortCode(),
"loggedIn" => $session !== null,
"session" => ($session ? [
"csrfToken" => $session->getCsrfToken()
] : null)
],
"site" => [
"name" => $settings->getSiteName(),
"url" => [
"base" => $settings->getBaseUrl(),
"path" => $urlParts["path"],
"query" => $urlParts["query"] ?? "",
"fragment" => $urlParts["fragment"] ?? ""
],
"lastModified" => date(L('Y-m-d H:i:s'), @filemtime(implode(DIRECTORY_SEPARATOR, [self::TEMPLATE_PATH, $name]))),
"registrationEnabled" => $settings->isRegistrationAllowed(),
"title" => $this->title,
"recaptcha" => [
"key" => $settings->isRecaptchaEnabled() ? $settings->getRecaptchaSiteKey() : null,
"enabled" => $settings->isRecaptchaEnabled(),
],
"csp" => [
"nonce" => $this->getCSPNonce(),
"enabled" => $this->isCSPEnabled()
]
]
], $params);
return $this->twigEnvironment->render($name, $params);
} catch (LoaderError | RuntimeError | SyntaxError $e) {
return "<b>Error rendering twig template: " . htmlspecialchars($e->getMessage()) . "</b>";
}
}
protected function loadView(string $class): array {
$view = new $class($this);
$view->loadParameters($this->parameters);
if ($view->getTitle()) {
$this->title = $view->getTitle();
}
return $this->parameters;
}
public function doSearch(SearchQuery $query, DocumentRoute $route): array {
$this->loadParameters();
$viewParams = $this->parameters["view"] ?? [];
$siteTitle = $this->parameters["site"]["title"] ?? $this->title;
$results = Searchable::searchArray($viewParams, $query);
return array_map(function ($res) use ($siteTitle, $route) {
return new SearchResult($route->getUrl(), $siteTitle, $res["text"]);
}, $results);
}
}