wp_delete_file_from_directory( string $file, string $directory )

Deletes a file if its path is within the given directory.

Parameters

$file

(string) (Required) Absolute path to the file to delete.

$directory

(string) (Required) Absolute path to a directory.

Return

(bool) True on success, false on failure.

Source

File: wp-includes/functions.php

function wp_delete_file_from_directory( $file, $directory ) {
	if ( wp_is_stream( $file ) ) {
		$real_file      = $file;
		$real_directory = $directory;
	} else {
		$real_file      = realpath( wp_normalize_path( $file ) );
		$real_directory = realpath( wp_normalize_path( $directory ) );
	}

	if ( false !== $real_file ) {
		$real_file = wp_normalize_path( $real_file );
	}

	if ( false !== $real_directory ) {
		$real_directory = wp_normalize_path( $real_directory );
	}

	if ( false === $real_file || false === $real_directory || strpos( $real_file, trailingslashit( $real_directory ) ) !== 0 ) {
		return false;
	}

	wp_delete_file( $file );

	return true;
}

Changelog

Version Description
4.9.7 Introduced.

© 2003–2021 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/wp_delete_file_from_directory