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<?php |
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/* |
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* This file is part of ocubom/twig-svg-extension |
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* |
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* © Oscar Cubo Medina <https://ocubom.github.io> |
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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 Ocubom\Twig\Extension\Svg\Provider\FontAwesome; |
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use Ocubom\Twig\Extension\Svg\Exception\LoaderException; |
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use Ocubom\Twig\Extension\Svg\Loader\LoaderInterface; |
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use Ocubom\Twig\Extension\Svg\Util\DomUtil; |
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use Ocubom\Twig\Extension\Svg\Util\Html5Util; |
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use Psr\Log\LoggerInterface; |
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use Psr\Log\NullLogger; |
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use Twig\Environment; |
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use Twig\Extension\RuntimeExtensionInterface; |
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use function BenTools\IterableFunctions\iterable_to_array; |
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class FontAwesomeRuntime implements RuntimeExtensionInterface |
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{ |
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private LoaderInterface $loader; |
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private LoggerInterface $logger; |
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public function __construct(LoaderInterface $loader, LoggerInterface $logger = null) |
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{ |
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$this->loader = $loader; |
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$this->logger = $logger ?? new NullLogger(); |
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} |
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public function replaceIcons(Environment $twig, string $html): string |
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{ |
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// Load HTML |
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$doc = Html5Util::loadHtml($html); |
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$query = implode(' | ', array_map( |
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function ($class) { |
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return sprintf( |
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'descendant-or-self::*[@class and contains(concat(\' \', normalize-space(@class), \' \'), \' %s \')]', |
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$class |
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); |
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}, |
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array_keys(FontAwesome::PREFIXES) |
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)); |
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/** @var \DOMNode $node */ |
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foreach (DomUtil::query($query, $doc) as $node) { |
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if ($node instanceof \DOMElement) { |
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try { |
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if ($node->hasAttribute('data-fa-transform')) { |
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continue; // Ignore icons with Power Transforms (use svg+js) |
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} |
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if ($twig->isDebug()) { |
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DomUtil::createComment(DomUtil::toHtml($node), $node, true); |
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} |
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$icon = $this->loader->resolve( |
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// Resolve icon with class … |
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$node->getAttribute('class'), |
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// … and clone all its attributes as options |
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iterable_to_array(DomUtil::getElementAttributes($node)) |
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); |
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// Replace node |
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DomUtil::replaceNode($node, $icon->getElement()); |
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} catch (LoaderException $err) { |
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$this->logger->notice($err->getMessage(), ['exception' => $err]); |
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DomUtil::removeNode($node); |
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} |
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} |
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} |
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// Generate normalized HTML |
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return Html5Util::toHtml($doc); |
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} |
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public function renderHtmlTag(string $icon, array $options = []): string |
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{ |
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$icon = $this->loader->resolve($icon, $options); |
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assert($icon instanceof FontAwesomeSvg); |
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return DomUtil::toHtml($icon->getHtmlTag($options)); |
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} |
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} |
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ocubom /
twig-svg-extension
