_wp_delete_all_temp_backups() │ WP 6.3.0

Deletes all contents in the temporary backup directory.

Internal function — this function is designed to be used by the kernel itself. It is not recommended to use this function in your code.

No Hooks.

Returns

null. Nothing (null).

Usage

_wp_delete_all_temp_backups();

Notes

Global. WP_Filesystem_Base. $wp_filesystem WordPress filesystem subclass.

Changelog

Since 6.3.0

Introduced.

`_wp_delete_all_temp_backups() wp delete all temp backups` code ^{WP 7.0}

wp-includes/update.php

function _wp_delete_all_temp_backups() {
	global $wp_filesystem;

	if ( ! function_exists( 'WP_Filesystem' ) ) {
		require_once ABSPATH . 'wp-admin/includes/file.php';
	}

	ob_start();
	$credentials = request_filesystem_credentials( '' );
	ob_end_clean();

	if ( false === $credentials || ! WP_Filesystem( $credentials ) ) {
		wp_trigger_error( __FUNCTION__, __( 'Could not access filesystem.' ) );
		return;
	}

	if ( ! $wp_filesystem->wp_content_dir() ) {
		wp_trigger_error(
			__FUNCTION__,
			/* translators: %s: Directory name. */
			sprintf( __( 'Unable to locate WordPress content directory (%s).' ), 'wp-content' )
		);
		return;
	}

	$temp_backup_dir = $wp_filesystem->wp_content_dir() . 'upgrade-temp-backup/';
	$dirlist         = $wp_filesystem->dirlist( $temp_backup_dir );
	$dirlist         = $dirlist ? $dirlist : array();

	foreach ( array_keys( $dirlist ) as $dir ) {
		if ( '.' === $dir || '..' === $dir ) {
			continue;
		}

		$wp_filesystem->delete( $temp_backup_dir . $dir, true );
	}
}