Engine.php
No OneTemporary
Actions

Size

1 KB

Subscribers

None

Engine.php
View Options

	<?php

	namespace Zed\Engines\Templates\Smarty;

	use Smarty;

	class Engine {

	///
	/// Private members
	///

	private Smarty $smarty;

	private Configuration $config;

	///
	/// Singleton
	///

	private static ?Engine $instance = null;

	public static function load () : Engine {
	if (self::$instance === null) {
	self::$instance = new self;
	}

	return self::$instance;
	}

	///
	/// Constructor
	///

	public function __construct (
	?Smarty $smarty = null,
	?Configuration $config = null
	) {
	$this->config = $config ?? Configuration::load();
	$this->smarty = $smarty ?? $this->buildDefaultSmarty();
	}

	///
	/// Factory methods
	///

	private function buildDefaultSmarty () : Smarty {
	$smarty = new Smarty();

	$smarty
	->setCacheDir($this->config->getCacheDirectory())
	->setCompileDir($this->config->getCompileDirectory())
	->setTemplateDir($this->config->getTemplateDirectory())
	->setConfigDir($this->config->getApplicationDirectory())
	->addPluginsDir($this->config->getPluginsDirectory());

	self::initializeDefaultVariables($smarty);

	$smarty->config_vars += [
	'StaticContentURL' => $this->config->getStaticContentURL(),
	];

	return $smarty;
	}

	private static function initializeDefaultVariables (Smarty $smarty): void {
	$smarty->assign("PAGE_CSS", []);
	$smarty->assign("PAGE_JS", []);
	}

	///
	/// Getters
	///

	public function getSmarty () : Smarty {
	return $this->smarty;
	}

	}