167 lines
6.3 KiB
PHP
167 lines
6.3 KiB
PHP
<?php
|
|
/**
|
|
* Interactivity API: Functions and hooks
|
|
*
|
|
* @package WordPress
|
|
* @subpackage Interactivity API
|
|
* @since 6.5.0
|
|
*/
|
|
|
|
/**
|
|
* Processes the directives on the rendered HTML of the interactive blocks.
|
|
*
|
|
* This processes only one root interactive block at a time because the
|
|
* rendered HTML of that block contains the rendered HTML of all its inner
|
|
* blocks, including any interactive block. It does so by ignoring all the
|
|
* interactive inner blocks until the root interactive block is processed.
|
|
*
|
|
* @since 6.5.0
|
|
*
|
|
* @param array $parsed_block The parsed block.
|
|
* @return array The same parsed block.
|
|
*/
|
|
function wp_interactivity_process_directives_of_interactive_blocks( array $parsed_block ): array {
|
|
static $root_interactive_block = null;
|
|
|
|
/*
|
|
* Checks whether a root interactive block is already annotated for
|
|
* processing, and if it is, it ignores the subsequent ones.
|
|
*/
|
|
if ( null === $root_interactive_block ) {
|
|
$block_name = $parsed_block['blockName'];
|
|
$block_type = WP_Block_Type_Registry::get_instance()->get_registered( $block_name );
|
|
|
|
if (
|
|
isset( $block_name ) &&
|
|
( ( isset( $block_type->supports['interactivity'] ) && true === $block_type->supports['interactivity'] ) ||
|
|
( isset( $block_type->supports['interactivity']['interactive'] ) && true === $block_type->supports['interactivity']['interactive'] ) )
|
|
) {
|
|
// Annotates the root interactive block for processing.
|
|
$root_interactive_block = array( $block_name, $parsed_block );
|
|
|
|
/*
|
|
* Adds a filter to process the root interactive block once it has
|
|
* finished rendering.
|
|
*/
|
|
$process_interactive_blocks = static function ( string $content, array $parsed_block ) use ( &$root_interactive_block, &$process_interactive_blocks ): string {
|
|
// Checks whether the current block is the root interactive block.
|
|
list($root_block_name, $root_parsed_block) = $root_interactive_block;
|
|
if ( $root_block_name === $parsed_block['blockName'] && $parsed_block === $root_parsed_block ) {
|
|
// The root interactive blocks has finished rendering, process it.
|
|
$content = wp_interactivity_process_directives( $content );
|
|
// Removes the filter and reset the root interactive block.
|
|
remove_filter( 'render_block_' . $parsed_block['blockName'], $process_interactive_blocks );
|
|
$root_interactive_block = null;
|
|
}
|
|
return $content;
|
|
};
|
|
|
|
/*
|
|
* Uses a priority of 20 to ensure that other filters can add additional
|
|
* directives before the processing starts.
|
|
*/
|
|
add_filter( 'render_block_' . $block_name, $process_interactive_blocks, 20, 2 );
|
|
}
|
|
}
|
|
|
|
return $parsed_block;
|
|
}
|
|
add_filter( 'render_block_data', 'wp_interactivity_process_directives_of_interactive_blocks' );
|
|
|
|
/**
|
|
* Retrieves the main WP_Interactivity_API instance.
|
|
*
|
|
* It provides access to the WP_Interactivity_API instance, creating one if it
|
|
* doesn't exist yet.
|
|
*
|
|
* @since 6.5.0
|
|
*
|
|
* @global WP_Interactivity_API $wp_interactivity
|
|
*
|
|
* @return WP_Interactivity_API The main WP_Interactivity_API instance.
|
|
*/
|
|
function wp_interactivity(): WP_Interactivity_API {
|
|
global $wp_interactivity;
|
|
if ( ! ( $wp_interactivity instanceof WP_Interactivity_API ) ) {
|
|
$wp_interactivity = new WP_Interactivity_API();
|
|
}
|
|
return $wp_interactivity;
|
|
}
|
|
|
|
/**
|
|
* Processes the interactivity directives contained within the HTML content
|
|
* and updates the markup accordingly.
|
|
*
|
|
* @since 6.5.0
|
|
*
|
|
* @param string $html The HTML content to process.
|
|
* @return string The processed HTML content. It returns the original content when the HTML contains unbalanced tags.
|
|
*/
|
|
function wp_interactivity_process_directives( string $html ): string {
|
|
return wp_interactivity()->process_directives( $html );
|
|
}
|
|
|
|
/**
|
|
* Gets and/or sets the initial state of an Interactivity API store for a
|
|
* given namespace.
|
|
*
|
|
* If state for that store namespace already exists, it merges the new
|
|
* provided state with the existing one.
|
|
*
|
|
* @since 6.5.0
|
|
*
|
|
* @param string $store_namespace The unique store namespace identifier.
|
|
* @param array $state Optional. The array that will be merged with the existing state for the specified
|
|
* store namespace.
|
|
* @return array The state for the specified store namespace. This will be the updated state if a $state argument was
|
|
* provided.
|
|
*/
|
|
function wp_interactivity_state( string $store_namespace, array $state = array() ): array {
|
|
return wp_interactivity()->state( $store_namespace, $state );
|
|
}
|
|
|
|
/**
|
|
* Gets and/or sets the configuration of the Interactivity API for a given
|
|
* store namespace.
|
|
*
|
|
* If configuration for that store namespace exists, it merges the new
|
|
* provided configuration with the existing one.
|
|
*
|
|
* @since 6.5.0
|
|
*
|
|
* @param string $store_namespace The unique store namespace identifier.
|
|
* @param array $config Optional. The array that will be merged with the existing configuration for the
|
|
* specified store namespace.
|
|
* @return array The configuration for the specified store namespace. This will be the updated configuration if a
|
|
* $config argument was provided.
|
|
*/
|
|
function wp_interactivity_config( string $store_namespace, array $config = array() ): array {
|
|
return wp_interactivity()->config( $store_namespace, $config );
|
|
}
|
|
|
|
/**
|
|
* Generates a `data-wp-context` directive attribute by encoding a context
|
|
* array.
|
|
*
|
|
* This helper function simplifies the creation of `data-wp-context` directives
|
|
* by providing a way to pass an array of data, which encodes into a JSON string
|
|
* safe for direct use as a HTML attribute value.
|
|
*
|
|
* Example:
|
|
*
|
|
* <div <?php echo wp_interactivity_data_wp_context( array( 'isOpen' => true, 'count' => 0 ) ); ?>>
|
|
*
|
|
* @since 6.5.0
|
|
*
|
|
* @param array $context The array of context data to encode.
|
|
* @param string $store_namespace Optional. The unique store namespace identifier.
|
|
* @return string A complete `data-wp-context` directive with a JSON encoded value representing the context array and
|
|
* the store namespace if specified.
|
|
*/
|
|
function wp_interactivity_data_wp_context( array $context, string $store_namespace = '' ): string {
|
|
return 'data-wp-context=\'' .
|
|
( $store_namespace ? $store_namespace . '::' : '' ) .
|
|
( empty( $context ) ? '{}' : wp_json_encode( $context, JSON_HEX_TAG | JSON_HEX_APOS | JSON_HEX_QUOT | JSON_HEX_AMP ) ) .
|
|
'\'';
|
|
}
|