JezK
Edit File: spacing.php
<?php /** * Spacing block support flag. * * For backwards compatibility, this remains separate to the dimensions.php * block support despite both belonging under a single panel in the editor. * * @package WordPress * @since 5.8.0 */ /** * Registers the style block attribute for block types that support it. * * @since 5.8.0 * @access private * * @param WP_Block_Type $block_type Block Type. */ function wp_register_spacing_support( $block_type ) { $has_spacing_support = block_has_support( $block_type, 'spacing', false ); // Setup attributes and styles within that if needed. if ( ! $block_type->attributes ) { $block_type->attributes = array(); } if ( $has_spacing_support && ! array_key_exists( 'style', $block_type->attributes ) ) { $block_type->attributes['style'] = array( 'type' => 'object', ); } } /** * Adds CSS classes for block spacing to the incoming attributes array. * This will be applied to the block markup in the front-end. * * @since 5.8.0 * @since 6.1.0 Implemented the style engine to generate CSS and classnames. * @access private * * @param WP_Block_Type $block_type Block Type. * @param array $block_attributes Block attributes. * @return array Block spacing CSS classes and inline styles. */ function wp_apply_spacing_support( $block_type, $block_attributes ) { if ( wp_should_skip_block_supports_serialization( $block_type, 'spacing' ) ) { return array(); } $attributes = array(); $has_padding_support = block_has_support( $block_type, array( 'spacing', 'padding' ), false ); $has_margin_support = block_has_support( $block_type, array( 'spacing', 'margin' ), false ); $block_styles = $block_attributes['style'] ?? null; if ( ! $block_styles ) { return $attributes; } $skip_padding = wp_should_skip_block_supports_serialization( $block_type, 'spacing', 'padding' ); $skip_margin = wp_should_skip_block_supports_serialization( $block_type, 'spacing', 'margin' ); $spacing_block_styles = array( 'padding' => null, 'margin' => null, ); if ( $has_padding_support && ! $skip_padding ) { $spacing_block_styles['padding'] = $block_styles['spacing']['padding'] ?? null; } if ( $has_margin_support && ! $skip_margin ) { $spacing_block_styles['margin'] = $block_styles['spacing']['margin'] ?? null; } $styles = wp_style_engine_get_styles( array( 'spacing' => $spacing_block_styles ) ); if ( ! empty( $styles['css'] ) ) { $attributes['style'] = $styles['css']; } return $attributes; } // Register the block support. WP_Block_Supports::get_instance()->register( 'spacing', array( 'register_attribute' => 'wp_register_spacing_support', 'apply' => 'wp_apply_spacing_support', ) );