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aria-label.php
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<?php /** * Aria label block support flag. * * @package WordPress * @since 6.8.0 */ /** * Registers the aria-label block attribute for block types that support it. * * @since 6.8.0 * @access private * * @param WP_Block_Type $block_type Block Type. */ function wp_register_aria_label_support( $block_type ) { $has_aria_label_support = block_has_support( $block_type, array( 'ariaLabel' ), false ); if ( ! $has_aria_label_support ) { return; } if ( ! $block_type->attributes ) { $block_type->attributes = array(); } if ( ! array_key_exists( 'ariaLabel', $block_type->attributes ) ) { $block_type->attributes['ariaLabel'] = array( 'type' => 'string', ); } } /** * Add the aria-label to the output. * * @since 6.8.0 * @access private * * @param WP_Block_Type $block_type Block Type. * @param array $block_attributes Block attributes. * * @return array Block aria-label. */ function wp_apply_aria_label_support( $block_type, $block_attributes ) { if ( ! $block_attributes ) { return array(); } $has_aria_label_support = block_has_support( $block_type, array( 'ariaLabel' ), false ); if ( ! $has_aria_label_support || wp_should_skip_block_supports_serialization( $block_type, 'ariaLabel' ) ) { return array(); } $has_aria_label = array_key_exists( 'ariaLabel', $block_attributes ); if ( ! $has_aria_label ) { return array(); } return array( 'aria-label' => $block_attributes['ariaLabel'] ); } // Register the block support. WP_Block_Supports::get_instance()->register( 'aria-label', array( 'register_attribute' => 'wp_register_aria_label_support', 'apply' => 'wp_apply_aria_label_support', ) );