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