90 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			90 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?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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| /**
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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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| 
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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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| 
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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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| /**
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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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| 
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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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| 
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| 	if ( ! $block_styles ) {
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| 		return $attributes;
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| 	}
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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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| 
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| 	if ( ! empty( $styles['css'] ) ) {
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| 		$attributes['style'] = $styles['css'];
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| 	}
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| 
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| 	return $attributes;
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| }
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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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