90 lines
2.5 KiB
PHP
90 lines
2.5 KiB
PHP
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<?php
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/**
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* Border block support flag.
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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 attribute used by the border feature if needed for block types that
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* support borders.
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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_border_support( $block_type ) {
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// Determine border related features supported.
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// Border width, style etc can be added in the future.
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$has_border_radius_support = block_has_support( $block_type, array( '__experimentalBorder', 'radius' ), 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_border_radius_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 and inline styles for border styles to the incoming
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* attributes array. 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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* @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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*
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* @return array Border CSS classes and inline styles.
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*/
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function wp_apply_border_support( $block_type, $block_attributes ) {
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$border_support = _wp_array_get( $block_type->supports, array( '__experimentalBorder' ), false );
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if (
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is_array( $border_support ) &&
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array_key_exists( '__experimentalSkipSerialization', $border_support ) &&
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$border_support['__experimentalSkipSerialization']
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) {
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return array();
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}
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// Arrays used to ease addition of further border related features in future.
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$styles = array();
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// Border Radius.
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$has_border_radius_support = block_has_support( $block_type, array( '__experimentalBorder', 'radius' ), false );
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if ( $has_border_radius_support ) {
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if ( isset( $block_attributes['style']['border']['radius'] ) ) {
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$border_radius = intval( $block_attributes['style']['border']['radius'] );
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$styles[] = sprintf( 'border-radius: %dpx;', $border_radius );
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}
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}
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// Border width, style etc can be added here.
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// Collect classes and styles.
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$attributes = array();
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if ( ! empty( $styles ) ) {
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$attributes['style'] = implode( ' ', $styles );
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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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'border',
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array(
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'register_attribute' => 'wp_register_border_support',
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'apply' => 'wp_apply_border_support',
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)
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);
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