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wp_restore_image_outer_container › WordPress Function

Since6.0.0
Deprecatedn/a
wp_restore_image_outer_container ( $block_content, $block )
Access:
  • private
Parameters: (2)
  • (string) $block_content Rendered block content.
    Required: Yes
  • (array) $block Block object.
    Required: Yes
Returns:
  • (string) Filtered block content.
Defined at:
Codex:

For themes without theme.json file, make sure to restore the outer div for the aligned image block to avoid breaking styles relying on that div.



Source

function wp_restore_image_outer_container( $block_content, $block ) {
	$image_with_align = "
/# 1) everything up to the class attribute contents
(
	^\s*
	<figure\b
	[^>]*
	\bclass=
	[\"']
)
# 2) the class attribute contents
(
	[^\"']*
	\bwp-block-image\b
	[^\"']*
	\b(?:alignleft|alignright|aligncenter)\b
	[^\"']*
)
# 3) everything after the class attribute contents
(
	[\"']
	[^>]*
	>
	.*
	<\/figure>
)/iUx";

	if (
		WP_Theme_JSON_Resolver::theme_has_support() ||
		0 === preg_match( $image_with_align, $block_content, $matches )
	) {
		return $block_content;
	}

	$wrapper_classnames = array( 'wp-block-image' );

	// If the block has a classNames attribute these classnames need to be removed from the content and added back
	// to the new wrapper div also.
	if ( ! empty( $block['attrs']['className'] ) ) {
		$wrapper_classnames = array_merge( $wrapper_classnames, explode( ' ', $block['attrs']['className'] ) );
	}
	$content_classnames          = explode( ' ', $matches[2] );
	$filtered_content_classnames = array_diff( $content_classnames, $wrapper_classnames );

	return '<div class="' . implode( ' ', $wrapper_classnames ) . '">' . $matches[1] . implode( ' ', $filtered_content_classnames ) . $matches[3] . '</div>';
}