wpsc_delete_files() │ WPSCache 1.0

No Hooks.

Returns

null. Nothing (null).

Usage

wpsc_delete_files( $dir, $delete );
$dir(required)
.
$delete
.
Default: true

wpsc_delete_files() code WPSCache 3.1.0

wp-super-cache/wp-cache-phase2.php 
function wpsc_delete_files( $dir, $delete = true ) {
	global $cache_path;
	static $protected = '';

	if ( $dir == '' ) {
		wp_cache_debug( 'wpsc_delete_files: directory is blank' );
		return false;
	}
	wp_cache_debug( 'wpsc_delete_files: deleting ' . $dir );

	// only do this once, this function will be called many times
	if ( $protected == '' ) {
		$protected = array( $cache_path, $cache_path . 'blogs/', $cache_path . 'supercache' );
		foreach ( $protected as $id => $directory ) {
			$protected[ $id ] = trailingslashit( wpsc_get_realpath( $directory ) );
		}
	}

	$orig_dir = $dir;
	$dir      = wpsc_get_realpath( $dir );
	if ( ! $dir ) {
		wp_cache_debug( 'wpsc_delete_files: directory does not exist: ' . $orig_dir );
		return false;
	}

	$dir = trailingslashit( $dir );

	if ( ! wpsc_is_in_cache_directory( $dir ) ) {
		wp_cache_debug( 'wpsc_delete_files: directory is not in cache directory: ' . $dir );
		return false;
	}

	if ( in_array( $dir, $protected ) ) {
		wp_cache_debug( 'wpsc_delete_files: directory is protected ' . $dir );
		return false;
	}

	if ( is_dir( $dir ) && $dh = @opendir( $dir ) ) {
		while ( ( $file = readdir( $dh ) ) !== false ) {
			wp_cache_debug( 'wpsc_delete_files: reading files: ' . $file );
			if ( $file != '.' && $file != '..' && $file != '.htaccess' && is_file( $dir . $file ) ) {
				if ( $delete ) {
					wp_cache_debug( 'wpsc_delete_files: deleting ' . $dir . $file );
					@unlink( $dir . $file );
				} else {
					wp_cache_debug( 'wpsc_delete_files: rebuild or delete ' . $dir . $file );
					@wp_cache_rebuild_or_delete( $dir . $file );
				}
			}
		}
		closedir( $dh );

		if ( $delete ) {
			wp_cache_debug( 'wpsc_delete_files: remove directory ' . $dir );
			@rmdir( $dir );
		}
	} else {
		wp_cache_debug( 'wpsc_delete_files: could not open directory ' . $dir );
	}
	return true;
}