| Server IP : 54.36.91.62 / Your IP : 216.73.216.38 Web Server : Apache System : Linux webm008.cluster127.gra.hosting.ovh.net 6.18.42-ovh-vps-grsec-zfs+ #1 SMP PREEMPT_DYNAMIC Wed Aug 5 15:59:48 CEST 2026 x86_64 User : awaywithxm ( 25098) PHP Version : 7.0.33 Disable Function : _dyuweyrj4,_dyuweyrj4r,dl MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : OFF | Pkexec : OFF Directory : /home/awaywithxm/www/wp-content/plugins/gutenberg/lib/ |
Upload File : |
<?php
/**
* Block support flags.
*
* @package gutenberg
*/
/**
* Class encapsulating and implementing Block Supports.
*
* @access private
*/
class WP_Block_Supports {
/**
* Config.
*
* @var array
*/
private $block_supports = array();
/**
* Tracks the current block to be rendered.
*
* @var array
*/
public static $block_to_render = null;
/**
* Container for the main instance of the class.
*
* @var WP_Block_Supports|null
*/
private static $instance = null;
/**
* Utility method to retrieve the main instance of the class.
*
* The instance will be created if it does not exist yet.
*
* @return WP_Block_Supports The main instance.
*/
public static function get_instance() {
if ( null === self::$instance ) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Initializes the block supports. It registes the block supports block attributes.
*/
public static function init() {
$instance = self::get_instance();
$instance->register_attributes();
}
/**
* Registers a block support.
*
* @param string $block_support_name Block support name.
* @param array $block_support_config Array containing the properties of the block support.
*/
public function register( $block_support_name, $block_support_config ) {
$this->block_supports[ $block_support_name ] = array_merge(
$block_support_config,
array( 'name' => $block_support_name )
);
}
/**
* Generates an array of HTML attributes, such as classes, by applying to
* the given block all of the features that the block supports.
*
* @return array Array of HTML attributes.
*/
public function apply_block_supports() {
$block_attributes = self::$block_to_render['attrs'];
$block_type = WP_Block_Type_Registry::get_instance()->get_registered(
self::$block_to_render['blockName']
);
// If no render_callback, assume styles have been previously handled.
if ( ! $block_type || empty( $block_type ) ) {
return array();
}
$output = array();
foreach ( $this->block_supports as $name => $block_support_config ) {
if ( ! isset( $block_support_config['apply'] ) ) {
continue;
}
$new_attributes = call_user_func(
$block_support_config['apply'],
$block_type,
$block_attributes
);
if ( ! empty( $new_attributes ) ) {
foreach ( $new_attributes as $attribute_name => $attribute_value ) {
if ( empty( $output[ $attribute_name ] ) ) {
$output[ $attribute_name ] = $attribute_value;
} else {
$output[ $attribute_name ] .= " $attribute_value";
}
}
}
}
return $output;
}
/**
* Registers the block attributes required by the different block supports.
*/
private function register_attributes() {
$block_registry = WP_Block_Type_Registry::get_instance();
$registered_block_types = $block_registry->get_all_registered();
foreach ( $registered_block_types as $block_type ) {
if ( ! property_exists( $block_type, 'supports' ) ) {
continue;
}
if ( ! $block_type->attributes ) {
$block_type->attributes = array();
}
foreach ( $this->block_supports as $name => $block_support_config ) {
if ( ! isset( $block_support_config['register_attribute'] ) ) {
continue;
}
call_user_func(
$block_support_config['register_attribute'],
$block_type
);
}
}
}
}
/**
* Generates a string of attributes by applying to the current block being
* rendered all of the features that the block supports.
*
* @param array $extra_attributes Optional. Extra attributes to render on the block wrapper.
*
* @return string String of HTML classes.
*/
function get_block_wrapper_attributes( $extra_attributes = array() ) {
$new_attributes = WP_Block_Supports::get_instance()->apply_block_supports();
if ( empty( $new_attributes ) && empty( $extra_attributes ) ) {
return '';
}
// This is hardcoded on purpose.
// We only support a fixed list of attributes.
$attributes_to_merge = array( 'style', 'class' );
$attributes = array();
foreach ( $attributes_to_merge as $attribute_name ) {
if ( empty( $new_attributes[ $attribute_name ] ) && empty( $extra_attributes[ $attribute_name ] ) ) {
continue;
}
if ( empty( $new_attributes[ $attribute_name ] ) ) {
$attributes[ $attribute_name ] = $extra_attributes[ $attribute_name ];
continue;
}
if ( empty( $extra_attributes[ $attribute_name ] ) ) {
$attributes[ $attribute_name ] = $new_attributes[ $attribute_name ];
continue;
}
$attributes[ $attribute_name ] = $extra_attributes[ $attribute_name ] . ' ' . $new_attributes[ $attribute_name ];
}
foreach ( $extra_attributes as $attribute_name => $value ) {
if ( ! in_array( $attribute_name, $attributes_to_merge, true ) ) {
$attributes[ $attribute_name ] = $value;
}
}
if ( empty( $attributes ) ) {
return '';
}
$normalized_attributes = array();
foreach ( $attributes as $key => $value ) {
$normalized_attributes[] = $key . '="' . esc_attr( $value ) . '"';
}
return implode( ' ', $normalized_attributes );
}
/**
* Callback hooked to the register_block_type_args filter.
*
* This hooks into block registration to wrap the render_callback
* of dynamic blocks with a closure that keeps track of the
* current block to be rendered.
*
* @param array $args Block attributes.
* @return array Block attributes.
*/
function wp_block_supports_track_block_to_render( $args ) {
if ( is_callable( $args['render_callback'] ) ) {
$block_render_callback = $args['render_callback'];
$args['render_callback'] = function( $attributes, $content, $block = null ) use ( $block_render_callback ) {
// Check for null for back compatibility with WP_Block_Type->render
// which is unused since the introduction of WP_Block class.
//
// See:
// - https://core.trac.wordpress.org/ticket/49927
// - commit 910de8f6890c87f93359c6f2edc6c27b9a3f3292 at wordpress-develop.
if ( null === $block ) {
return $block_render_callback( $attributes, $content );
}
$parent_block = WP_Block_Supports::$block_to_render;
WP_Block_Supports::$block_to_render = $block->parsed_block;
$result = $block_render_callback( $attributes, $content, $block );
WP_Block_Supports::$block_to_render = $parent_block;
return $result;
};
}
return $args;
}
add_action( 'init', array( 'WP_Block_Supports', 'init' ), 22 );
add_filter( 'register_block_type_args', 'wp_block_supports_track_block_to_render' );