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<?php |
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declare(strict_types = 1); |
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namespace Burzum\ZurbInky\View; |
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use Cake\View\View; |
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use Pelago\Emogrifier; |
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use Pinky; |
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use RuntimeException; |
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/** |
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* InkyView |
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* |
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* @link https://github.com/zurb/inky |
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* @link https://github.com/lorenzo/pinky |
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* @link https://github.com/MyIntervals/emogrifier |
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*/ |
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class InkyView extends View |
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{ |
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/** |
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* CSS |
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* |
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* @var array |
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*/ |
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protected $_css; |
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/** |
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* Emogrifier CSS Parser Instance |
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* |
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* @link https://github.com/MyIntervals/emogrifier |
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* @var \Pelago\Emogrifier |
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*/ |
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protected $_emogriefer; |
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/** |
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* @inheritDoc |
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*/ |
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public function initialize() |
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{ |
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parent::initialize(); |
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$this->_emogriefer = new Emogrifier(); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function render($view = null, $layout = null) |
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{ |
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$output = parent::render($view, $layout); |
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$output = Pinky\transformString($output)->saveHTML(); |
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if (!empty($this->_css)) { |
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$this->getEmogriefer()->setCss($this->_css); |
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$this->getEmogriefer()->setHtml($output); |
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return $this->getEmogriefer()->emogrify(); |
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} |
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return $output; |
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} |
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/** |
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* Gets the Emogriefer instance |
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* |
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* @return \Pelago\Emogrifier |
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*/ |
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public function getEmogriefer() |
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{ |
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return $this->_emogriefer; |
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} |
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/** |
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* Sets multiple CSS files |
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* |
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* @param array $cssFiles A list of CSS files to read |
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* @return $this |
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*/ |
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public function setCssFiles(array $cssFiles) |
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{ |
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$css = ''; |
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foreach ($cssFiles as $file) { |
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$css .= $this->_getCssFromFile($file); |
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} |
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$this->setCss($css); |
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return $this; |
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} |
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/** |
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* Sets the CSS |
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* |
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* @param string $css CSS File |
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* @return $this |
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*/ |
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public function setCss(string $css) |
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{ |
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$this->_css .= $css; |
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return $this; |
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} |
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/** |
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105
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* Gets the CSS from a file |
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* |
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* @param string $css CSS File |
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* @return string |
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*/ |
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protected function _getCssFromFile(string $file) : string |
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{ |
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$file = WWW_ROOT . $this->Url->css($file, ['timestamp' => false]); |
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if (!file_exists($file)) { |
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throw new RuntimeException(sprintf('The CSS file `%s` does not exist.', $file)); |
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} |
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$css = file_get_contents($file); |
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// Emogriefer works only with UTF-8! |
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if (!mb_check_encoding($css, 'UTF-8')) { |
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throw new RuntimeException(sprintf('The CSS file `$css` must be UTF-8 encoded!', $file)); |
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} |
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1 |
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return $css; |
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} |
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} |
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burzum /
cakephp-zurb-inky
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