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Summery Summery
Finds a script handle for the selected block metadata field. It detects when a path to file was provided and finds a corresponding asset file with details necessary to register the script under automatically generated handle name. It returns unprocessed script handle otherwise.
Syntax Syntax
Parameters Parameters
- $metadata
-
(Required) Block metadata.
- $field_name
-
(Required) Field name to pick from metadata.
Return Return
(string|bool) Script handle provided directly or created through script's registration, or false on failure.
Source Source
File: wp-includes/blocks.php
function register_block_script_handle( $metadata, $field_name ) {
if ( empty( $metadata[ $field_name ] ) ) {
return false;
}
$script_handle = $metadata[ $field_name ];
$script_path = remove_block_asset_path_prefix( $metadata[ $field_name ] );
if ( $script_handle === $script_path ) {
return $script_handle;
}
$script_handle = generate_block_asset_handle( $metadata['name'], $field_name );
$script_asset_path = realpath(
dirname( $metadata['file'] ) . '/' .
substr_replace( $script_path, '.asset.php', - strlen( '.js' ) )
);
if ( ! file_exists( $script_asset_path ) ) {
$message = sprintf(
/* translators: %1: field name. %2: block name */
__( 'The asset file for the "%1$s" defined in "%2$s" block definition is missing.', 'default' ),
$field_name,
$metadata['name']
);
_doing_it_wrong( __FUNCTION__, $message, '5.5.0' );
return false;
}
$script_asset = require $script_asset_path;
$result = wp_register_script(
$script_handle,
plugins_url( $script_path, $metadata['file'] ),
$script_asset['dependencies'],
$script_asset['version']
);
return $result ? $script_handle : false;
}
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Changelog Changelog
| Version | Description |
|---|---|
| 5.5.0 | Introduced. |
