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<?php |
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/* |
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* This file is part of Monsieur Biz' Rich Editor plugin for Sylius. |
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* |
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* (c) Monsieur Biz <[email protected]> |
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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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declare(strict_types=1); |
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namespace MonsieurBiz\SyliusRichEditorPlugin\Twig; |
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use MonsieurBiz\SyliusRichEditorPlugin\Exception\UiElementNotFoundException; |
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use MonsieurBiz\SyliusRichEditorPlugin\UiElement\RegistryInterface; |
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use MonsieurBiz\SyliusRichEditorPlugin\Validator\Constraints\YoutubeUrlValidator; |
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use Twig\Environment; |
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use Twig\Error\LoaderError; |
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use Twig\Error\RuntimeError; |
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use Twig\Error\SyntaxError; |
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use Twig\Extension\AbstractExtension; |
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use Twig\TwigFilter; |
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use Twig\TwigFunction; |
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final class RichEditorExtension extends AbstractExtension |
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{ |
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/** |
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* @var RegistryInterface |
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*/ |
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private $uiElementRegistry; |
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/** |
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* @var Environment |
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*/ |
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private $twig; |
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/** |
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* RichEditorExtension constructor. |
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* |
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* @param RegistryInterface $uiElementRegistry |
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* @param Environment $twig |
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*/ |
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public function __construct( |
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RegistryInterface $uiElementRegistry, |
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Environment $twig |
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) { |
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$this->uiElementRegistry = $uiElementRegistry; |
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$this->twig = $twig; |
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} |
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/** |
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* @return TwigFilter[] |
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*/ |
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public function getFilters() |
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{ |
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return [ |
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new TwigFilter('monsieurbiz_richeditor_render_element', [$this, 'renderRichEditorField'], ['is_safe' => ['html']]), |
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]; |
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} |
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/** |
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* @return array|TwigFunction[] |
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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 TwigFunction('monsieurbiz_richeditor_list_elements', [$this, 'listUiElements'], ['is_safe' => ['html', 'js']]), |
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new TwigFunction('monsieurbiz_richeditor_youtube_link', [$this, 'convertYoutubeEmbeddedLink'], ['is_safe' => ['html', 'js']]), |
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]; |
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} |
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/** |
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* @param string $content |
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* |
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* @throws LoaderError |
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* @throws RuntimeError |
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* @throws SyntaxError |
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* |
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* @return string |
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*/ |
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public function renderRichEditorField(string $content) |
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{ |
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$elements = json_decode($content, true); |
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if (!\is_array($elements)) { |
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return $content; |
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} |
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return $this->renderElements($elements); |
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} |
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/** |
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* @param array $elements |
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* |
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* @throws LoaderError |
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* @throws RuntimeError |
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* @throws SyntaxError |
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* |
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* @return string |
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*/ |
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private function renderElements(array $elements): string |
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{ |
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$html = ''; |
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foreach ($elements as $element) { |
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try { |
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$html .= $this->renderElement($element); |
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} catch (UiElementNotFoundException $e) { |
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continue; |
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} |
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} |
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return $html; |
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} |
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/** |
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* @param array $element |
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* |
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* @throws UiElementNotFoundException |
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* @throws LoaderError [twig.render] When the template cannot be found |
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* @throws SyntaxError [twig.render] When an error occurred during compilation |
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* @throws RuntimeError [twig.render] When an error occurred during rendering |
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* |
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* @return string |
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*/ |
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private function renderElement(array $element): string |
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{ |
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if (!isset($element['code'])) { |
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if (!isset($element['type'], $element['fields'])) { |
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throw new UiElementNotFoundException('unknown'); |
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} |
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$element = [ |
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'code' => $element['type'], |
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'data' => $element['fields'], |
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]; |
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} |
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$uiElement = $this->uiElementRegistry->getUiElement($element['code']); |
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$template = $uiElement->getFrontRenderTemplate(); |
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return $this->twig->render($template, [ |
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'ui_element' => $uiElement, |
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'element' => $element['data'], |
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]); |
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} |
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/** |
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* List available Ui Elements in JSON. |
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* |
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* @return string |
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*/ |
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public function listUiElements(): string |
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{ |
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return (string) json_encode($this->uiElementRegistry); |
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} |
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/** |
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* Convert Youtube link to embed URL. |
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* |
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* @param string $url |
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* |
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* @return string|null |
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*/ |
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public function convertYoutubeEmbeddedLink(string $url): ?string |
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{ |
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$isValid = (bool) preg_match(YoutubeUrlValidator::YOUTUBE_REGEX_VALIDATOR, $url, $matches); |
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if (!$isValid || !isset($matches[1])) { |
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return null; |
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} |
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return sprintf('https://www.youtube.com/embed/%s', $matches[1]); |
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} |
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} |
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monsieurbiz /
SyliusRichEditorPlugin
