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115 lines
2.8 KiB
PHP

<?php
/**
* The AIOSEO TOC Block Converter.
*
* @since 1.0.104
* @package RankMath
* @subpackage RankMath\Status
* @author Rank Math <support@rankmath.com>
*/
namespace RankMath\Tools;
defined( 'ABSPATH' ) || exit;
/**
* AIOSEO_TOC_Converter class.
*/
class AIOSEO_TOC_Converter {
/**
* Convert TOC blocks to Rank Math.
*
* @param array $block Block to convert.
*
* @return array
*/
public function convert( $block ) {
$attributes = $block['attrs'];
$headings = [];
$this->get_headings( $attributes['headings'], $headings );
$new_block = [
'blockName' => 'rank-math/toc-block',
'attrs' => [
'title' => '',
'headings' => $headings,
'listStyle' => $attributes['listStyle'] ?? 'ul',
'titleWrapper' => 'h2',
'excludeHeadings' => [],
],
];
$new_block['innerContent'][] = $this->get_html( $block['innerHTML'] );
return $new_block;
}
/**
* Replace block in content.
*
* @param string $post_content Post content.
* @param array $blocks Blocks.
*
* @return string
*/
public function replace( $post_content, $blocks ) {
preg_match_all( '/<!-- wp:aioseo\/table-of-contents.*-->.*<!-- \/wp:aioseo\/table-of-contents -->/iUs', $post_content, $matches );
foreach ( $matches[0] as $index => $match ) {
$post_content = \str_replace( $match, $blocks[ $index ], $post_content );
}
return $post_content;
}
/**
* Get headings from the content.
*
* @param array $data Block data.
* @param array $headings Headings.
*
* @return void
*/
public function get_headings( $data, &$headings ) {
foreach ( $data as $heading ) {
$headings[] = [
'key' => $heading['blockClientId'],
'link' => '#' . $heading['anchor'],
'content' => ! empty( $heading['editedContent'] ) ? $heading['editedContent'] : $heading['content'],
'level' => ! empty( $heading['editedLevel'] ) ? $heading['editedLevel'] : $heading['level'],
'disable' => ! empty( $heading['hidden'] ),
];
if ( ! empty( $heading['headings'] ) ) {
$this->get_headings( $heading['headings'], $headings );
}
}
}
/**
* Get TOC title.
*
* @param string $html Block HTML.
*
* @return string
*/
public function get_toc_title( $html ) {
preg_match( '#<h2.*?>(.*?)</h2>#i', $html, $found );
return ! empty( $found[1] ) ? $found[1] : '';
}
/**
* Generate HTML.
*
* @param string $html Block html.
*
* @return string
*/
private function get_html( $html ) {
$html = str_replace( 'wp-block-aioseo-table-of-contents', 'wp-block-rank-math-toc-block', $html );
$html = str_replace( '<div class="wp-block-rank-math-toc-block"><ul>', '<div class="wp-block-rank-math-toc-block"><nav><ul>', $html );
$html = str_replace( '</ul></div>', '</nav></ul></div>', $html );
return $html;
}
}