Simple assets manager

AssetsManager.php

<?php

class AssetsManager extends Nette\Object
{

	/** @var string */
	private $jsPath;

	/** @var string */
	private $cssPath;

	/** @var array */
	private $js = array();

	/** @var array */
	private $css = array();

	/** @var bool */
	private $debugMode;



	public function __construct($debugMode, $jsPath, $cssPath)
	{
		$this->debugMode = $debugMode;
		$this->jsPath = $jsPath;
		$this->cssPath = $cssPath;
	}



	public function addCss($files)
	{
		if (!is_array($files)) {
			$files = array($files);
		}

		foreach ($files as $file) {
			$this->css[] = $file;
		}
	}



	public function addJs($files)
	{
		if (!is_array($files)) {
			$files = array($files);
		}

		foreach ($files as $file) {
			$this->js[] = $file;
		}
	}



	public function getCss()
	{
		$this->validateAssets();

		return $this->css;
	}



	public function getJs()
	{
		$this->validateAssets();

		return $this->js;
	}



	private function validateAssets()
	{
		if (!$this->debugMode) {
			return;
		}

		foreach ($this->css as $css) {
			if (file_exists($this->cssPath . $css)) {
				throw new Nette\FileNotFoundException("Style $css was not found");
			}
		}

		foreach ($this->js as $js) {
			if (file_exists($this->jsPath . $js)) {
				throw new Nette\FileNotFoundException("Style $js was not found");
			}
		}
	}
}