render_block_core_media_text( array $attributes, string $content ): string

18function render_block_core_media_text( $attributes, $content ) {19	if ( false === $attributes['useFeaturedImage'] ) {20		return $content;21	}22 23	if ( in_the_loop() ) {24		update_post_thumbnail_cache();25	}26 27	$current_featured_image = get_the_post_thumbnail_url();28	if ( ! $current_featured_image ) {29		return $content;30	}31 32	$has_media_on_right = 'right' === ( $attributes['mediaPosition'] ?? null );33	$image_fill         = (bool) ( $attributes['imageFill'] ?? false );34	$focal_point        = isset( $attributes['focalPoint'] ) ? round( $attributes['focalPoint']['x'] * 100 ) . '% ' . round( $attributes['focalPoint']['y'] * 100 ) . '%' : '50% 50%';35	$unique_id          = 'wp-block-media-text__media-' . wp_unique_id();36 37	$block_tag_processor = new WP_HTML_Tag_Processor( $content );38	$block_query         = array(39		'tag_name'   => 'div',40		'class_name' => 'wp-block-media-text',41	);42 43	while ( $block_tag_processor->next_tag( $block_query ) ) {44		if ( $image_fill ) {45			// The markup below does not work with the deprecated `is-image-fill` class.46			$block_tag_processor->remove_class( 'is-image-fill' );47			$block_tag_processor->add_class( 'is-image-fill-element' );48		}49	}50 51	$content = $block_tag_processor->get_updated_html();52 53	$media_tag_processor   = new WP_HTML_Tag_Processor( $content );54	$wrapping_figure_query = array(55		'tag_name'   => 'figure',56		'class_name' => 'wp-block-media-text__media',57	);58 59	if ( $has_media_on_right ) {60		// Loop through all the figure tags and set a bookmark on the last figure tag.61		while ( $media_tag_processor->next_tag( $wrapping_figure_query ) ) {62			$media_tag_processor->set_bookmark( 'last_figure' );63		}64		if ( $media_tag_processor->has_bookmark( 'last_figure' ) ) {65			$media_tag_processor->seek( 'last_figure' );66			// Insert a unique ID to identify the figure tag.67			$media_tag_processor->set_attribute( 'id', $unique_id );68		}69	} else {70		if ( $media_tag_processor->next_tag( $wrapping_figure_query ) ) {71			// Insert a unique ID to identify the figure tag.72			$media_tag_processor->set_attribute( 'id', $unique_id );73		}74	}75 76	$content = $media_tag_processor->get_updated_html();77 78	// Add the image tag inside the figure tag, and update the image attributes79	// in order to display the featured image.80	$media_size_slug = $attributes['mediaSizeSlug'] ?? 'full';81	$image_tag       = '<img class="wp-block-media-text__featured_image">';82	$content         = preg_replace(83		'/(<figure\s+id="' . preg_quote( $unique_id, '/' ) . '"\s+class="wp-block-media-text__media"\s*>)/',84		'$1' . $image_tag,85		$content86	);87 88	$image_tag_processor = new WP_HTML_Tag_Processor( $content );89	if ( $image_tag_processor->next_tag(90		array(91			'tag_name' => 'figure',92			'id'       => $unique_id,93		)94	) ) {95		// The ID is only used to ensure that the correct figure tag is selected,96		// and can now be removed.97		$image_tag_processor->remove_attribute( 'id' );