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wp_opcache_invalidate_directory › WordPress Function

Seit6.2.0
Veraltetn/v
wp_opcache_invalidate_directory ( $dir )
Parameter:
  • (string) $dir The path to the directory for which the opcode cache is to be cleared.
    Erforderlich: Ja
Links:
Siehe:
Definiert in:
Codex:

Attempts to clear the opcode cache for a directory of files.



Quellcode

function wp_opcache_invalidate_directory( $dir ) {
	global $wp_filesystem;

	if ( ! is_string( $dir ) || '' === trim( $dir ) ) {
		if ( WP_DEBUG ) {
			$error_message = sprintf(
				/* translators: %s: The function name. */
				__( '%s expects a non-empty string.' ),
				'<code>wp_opcache_invalidate_directory()</code>'
			);
			trigger_error( $error_message );
		}
		return;
	}

	$dirlist = $wp_filesystem->dirlist( $dir, false, true );

	if ( empty( $dirlist ) ) {
		return;
	}

	/*
	 * Recursively invalidate opcache of files in a directory.
	 *
	 * WP_Filesystem_*::dirlist() returns an array of file and directory information.
	 *
	 * This does not include a path to the file or directory.
	 * To invalidate files within sub-directories, recursion is needed
	 * to prepend an absolute path containing the sub-directory's name.
	 *
	 * @param array  $dirlist Array of file/directory information from WP_Filesystem_Base::dirlist(),
	 *                        with sub-directories represented as nested arrays.
	 * @param string $path    Absolute path to the directory.
	 */
	$invalidate_directory = static function ( $dirlist, $path ) use ( &$invalidate_directory ) {
		$path = trailingslashit( $path );

		foreach ( $dirlist as $name => $details ) {
			if ( 'f' === $details['type'] ) {
				wp_opcache_invalidate( $path . $name, true );
			} elseif ( is_array( $details['files'] ) && ! empty( $details['files'] ) ) {
				$invalidate_directory( $details['files'], $path . $name );
			}
		}
	};

	$invalidate_directory( $dirlist, $dir );
}