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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\Iconify; |
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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 Symfony\Component\OptionsResolver\Options; |
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use Symfony\Component\OptionsResolver\OptionsResolver; |
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use Twig\Environment; |
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use Twig\Extension\RuntimeExtensionInterface; |
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use function BenTools\IterableFunctions\iterable_merge; |
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use function BenTools\IterableFunctions\iterable_to_array; |
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use function Ocubom\Twig\Extension\is_string; |
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class IconifyRuntime implements RuntimeExtensionInterface |
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{ |
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private LoaderInterface $loader; |
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private array $options; |
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public function __construct(IconifyLoader $loader, iterable $options = null) |
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{ |
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$this->loader = $loader; |
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$this->options = static::configureOptions() |
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->resolve(iterable_to_array($options ?? /* @scrutinizer ignore-type */ [])); |
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} |
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public function replaceIcons( |
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Environment $twig, |
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string $html, |
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array $options = [] |
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): string { |
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// Load HTML |
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$doc = Html5Util::loadHtml($html); |
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/** @var \DOMNode $node */ |
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foreach (iterable_to_array($this->queryIconify($doc, $options)) as $node) { |
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if ($node instanceof \DOMElement) { |
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if ($twig->isDebug()) { |
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DomUtil::createComment(DomUtil::toHtml($node), $node, true); |
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} |
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$ident = $node->hasAttribute('data-icon') |
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? $node->getAttribute('data-icon') |
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: $node->getAttribute('icon'); |
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$icon = $this->loader->resolve( |
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$ident, // Resolve icon |
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DomUtil::getElementAttributes($node) // … and clone all its attributes as options |
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); |
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// Replace node |
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DomUtil::replaceNode($node, $icon->getElement()); |
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} |
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} |
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// Generate normalized HTML |
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return Html5Util::toHtml($doc); |
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} |
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/** |
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* @return iterable<\DOMElement> |
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*/ |
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private function queryIconify(\DOMDocument $doc, iterable $options = null) |
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{ |
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$options = static::configureOptions()->resolve(iterable_to_array(iterable_merge( |
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$this->options, |
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$options ?? /* @scrutinizer ignore-type */ [] |
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))); |
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// SVG Framework |
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// <span class="iconify" data-icon="mdi:home"></span> |
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// <span class="iconify-inline" data-icon="mdi:home"></span> |
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if ($options['svg_framework']) { |
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$query = implode(' | ', array_map( |
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function (string $class): string { |
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return sprintf( |
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'descendant-or-self::*[@class and contains(concat(\' \', normalize-space(@class), \' \'), \' %s \')]', |
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$class |
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); |
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}, |
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$options['svg_framework'] |
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)); |
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foreach (DomUtil::query($query, $doc) as $node) { |
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if ($node instanceof \DOMElement && $node->hasAttribute('data-icon')) { |
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yield $node; |
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} |
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} |
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} |
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// Web Component |
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// <icon icon="mdi:home" /> |
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// <iconify-icon icon="mdi:home"></iconify-icon> |
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if ($options['web_component']) { |
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foreach ($options['web_component'] as $tag) { |
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foreach ($doc->getElementsByTagName($tag) as $node) { |
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if ($node instanceof \DOMElement && $node->hasAttribute('icon')) { |
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yield $node; |
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} |
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} |
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} |
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} |
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} |
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/** @psalm-suppress MissingClosureParamType */ |
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protected static function configureOptions(OptionsResolver $resolver = null): OptionsResolver |
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{ |
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$resolver = $resolver ?? new OptionsResolver(); |
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$normalizeStringArray = function (Options $options, $value): array { |
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return array_filter( |
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is_string($value) ? preg_split('@\s+@Uis', $value) : ($value ?? []), |
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function (string $item): bool { |
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return !empty($item); |
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} |
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); |
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}; |
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$resolver->define('svg_framework') |
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->default(['iconify', 'iconify-inline']) |
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->allowedTypes('null', 'string', 'string[]') |
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->normalize($normalizeStringArray) |
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->info('SVG Framework classes'); |
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$resolver->define('web_component') |
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->default(['icon', 'iconify-icon']) |
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->allowedTypes('null', 'string', 'string[]') |
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->normalize($normalizeStringArray) |
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->info('Web Component tags'); |
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return $resolver; |
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} |
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} |
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ocubom /
twig-svg-extension
