<?php

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/**

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* Pattern Overrides source for the Block Bindings.

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*

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* @since 6.5.0

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* @package WordPress

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* @subpackage Block Bindings

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*/

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/**

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* Gets value for the Pattern Overrides source.

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*

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* @since 6.5.0

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* @access private

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*

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* @param array $source_args Array containing source arguments used to look up the override value.

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* Example: array( "key" => "foo" ).

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* @param WP_Block $block_instance The block instance.

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* @param string $attribute_name The name of the target attribute.

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* @return mixed The value computed for the source.

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*/

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function _block_bindings_pattern_overrides_get_value( array $source_args, $block_instance, string $attribute_name ) {

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if ( empty( $block_instance->attributes['metadata']['name'] ) ) {

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return null;

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}

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$metadata_name = $block_instance->attributes['metadata']['name'];

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return _wp_array_get( $block_instance->context, array( 'pattern/overrides', $metadata_name, $attribute_name ), null );

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}

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/**

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* Registers Pattern Overrides source in the Block Bindings registry.

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*

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* @since 6.5.0

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* @access private

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*/

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function _register_block_bindings_pattern_overrides_source() {

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register_block_bindings_source(

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'core/pattern-overrides',

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array(

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'label' => _x( 'Pattern Overrides', 'block bindings source' ),

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'get_value_callback' => '_block_bindings_pattern_overrides_get_value',

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'uses_context' => array( 'pattern/overrides' ),

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)

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);

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}

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add_action( 'init', '_register_block_bindings_pattern_overrides_source' );

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