Viewing file:  HeadingPermalinkRenderer.php (2.84 KB) -rw-r--r--
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<?php
/*
* This file is part of the league/commonmark package.
*
* (c) Colin O'Dell <colinodell@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace League\CommonMark\Extension\HeadingPermalink;
use League\CommonMark\ElementRendererInterface;
use League\CommonMark\HtmlElement;
use League\CommonMark\Inline\Element\AbstractInline;
use League\CommonMark\Inline\Renderer\InlineRendererInterface;
use League\CommonMark\Util\ConfigurationAwareInterface;
use League\CommonMark\Util\ConfigurationInterface;
/**
* Renders the HeadingPermalink elements
*/
final class HeadingPermalinkRenderer implements InlineRendererInterface, ConfigurationAwareInterface
{
/** @deprecated */
const DEFAULT_INNER_CONTENTS = '<svg class="heading-permalink-icon" viewBox="0 0 16 16" version="1.1" width="16" height="16" aria-hidden="true"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg>';
const DEFAULT_SYMBOL = 'ΒΆ';
/** @var ConfigurationInterface */
private $config;
public function setConfiguration(ConfigurationInterface $configuration)
{
$this->config = $configuration;
}
public function render(AbstractInline $inline, ElementRendererInterface $htmlRenderer)
{
if (!$inline instanceof HeadingPermalink) {
throw new \InvalidArgumentException('Incompatible inline type: ' . \get_class($inline));
}
$slug = $inline->getSlug();
$idPrefix = (string) $this->config->get('heading_permalink/id_prefix', 'user-content');
if ($idPrefix !== '') {
$idPrefix .= '-';
}
$attrs = [
'id' => $idPrefix . $slug,
'href' => '#' . $slug,
'name' => $slug,
'class' => $this->config->get('heading_permalink/html_class', 'heading-permalink'),
'aria-hidden' => 'true',
'title' => $this->config->get('heading_permalink/title', 'Permalink'),
];
$innerContents = $this->config->get('heading_permalink/inner_contents');
if ($innerContents !== null) {
@trigger_error(sprintf('The %s config option is deprecated; use %s instead', 'inner_contents', 'symbol'), E_USER_DEPRECATED);
return new HtmlElement('a', $attrs, $innerContents, false);
}
$symbol = $this->config->get('heading_permalink/symbol', self::DEFAULT_SYMBOL);
return new HtmlElement('a', $attrs, \htmlspecialchars($symbol), false);
}
}
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