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<?php |
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/* |
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* This file is part of the Zikula package. |
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* |
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* Copyright Zikula Foundation - http://zikula.org/ |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Zikula\ThemeModule\Twig\Extension; |
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use Zikula\Common\Translator\TranslatorInterface; |
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use Zikula\ThemeModule\Engine\AssetBag; |
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use Zikula\ThemeModule\Engine\Engine; |
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class AssetExtension extends \Twig_Extension |
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{ |
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/** |
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* @var TranslatorInterface |
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*/ |
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private $translator; |
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/** |
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* @var AssetBag |
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*/ |
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private $styleSheets; |
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/** |
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* @var AssetBag |
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*/ |
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private $scripts; |
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/** |
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* @var AssetBag |
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*/ |
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private $headers; |
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/** |
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* @var AssetBag |
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*/ |
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private $footers; |
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/** |
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* @var Engine |
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*/ |
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private $engine; |
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/** |
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* AssetExtension constructor. |
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* @param AssetBag $styleSheets |
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* @param AssetBag $scripts |
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* @param AssetBag $headers |
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* @param AssetBag $footers |
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*/ |
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public function __construct( |
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AssetBag $styleSheets, |
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AssetBag $scripts, |
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AssetBag $headers, |
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AssetBag $footers, |
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Engine $engine |
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) { |
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$this->styleSheets = $styleSheets; |
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$this->scripts = $scripts; |
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$this->headers = $headers; |
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$this->footers = $footers; |
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$this->engine = $engine; |
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} |
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/** |
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* Returns a list of functions to add to the existing list. |
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* |
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* @return array An array of functions |
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*/ |
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public function getFunctions() |
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{ |
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return [ |
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new \Twig_SimpleFunction('pageAddAsset', [$this, 'pageAddAsset']), |
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]; |
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} |
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/** |
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* Zikula allows only the following asset types |
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* <ul> |
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* <li>stylesheet</li> |
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* <li>javascript</li> |
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* <li>header</li> |
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* <li>footer</li> |
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* </ul> |
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* |
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* @param string $type |
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* @param string $value |
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* @param int $weight |
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*/ |
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public function pageAddAsset($type, $value, $weight = AssetBag::WEIGHT_DEFAULT) |
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{ |
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if (empty($type) || empty($value)) { |
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throw new \InvalidArgumentException($this->translator->__('Empty argument at') . ':' . __FILE__ . '::' . __LINE__); |
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} |
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if (!in_array($type, ['stylesheet', 'javascript', 'header', 'footer']) || !is_numeric($weight)) { |
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throw new \InvalidArgumentException($this->translator->__('Empty argument at') . ':' . __FILE__ . '::' . __LINE__); |
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} |
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// ensure proper variable types |
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$value = (string) $value; |
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$type = (string) $type; |
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$weight = (int) $weight; |
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// @todo remove this code block at Core-2.0 because all themes are twig based |
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$themeBundle = $this->engine->getTheme(); |
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if (isset($themeBundle) && !$themeBundle->isTwigBased()) { |
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\PageUtil::addVar($type, $value); |
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return; |
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} |
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if ('stylesheet' == $type) { |
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$this->styleSheets->add([$value => $weight]); |
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} elseif ('javascript' == $type) { |
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$this->scripts->add([$value => $weight]); |
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} elseif ('header' == $type) { |
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$this->headers->add([$value => $weight]); |
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} elseif ('footer' == $type) { |
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$this->footers->add([$value => $weight]); |
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} |
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} |
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} |
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zikula /
core
