Recursively delete the contents of a directory

gistfile1.php

<?php

/**
 * Delete the contents of a directory (recursively by default)
 * @todo Handle recursion when calls return false
 * @param string $path Path to the directory
 * @param boolean $recursive Whether to delete recursively (true by default)
 * @return boolean Success or failure
 */
function deleteDirectoryContents($path, $recursive = true)
{
    // Mutually-exclusive flags
    $isFile = is_file($path);
    $isDir = is_dir($path);
    
    // If the path does not point to a file or directory, do nothing
    if (! $isFile && ! $isDir) {
        return false;
    }
    
    // If the path is a file, delete it
    if ($isFile && ! $isDir) {
        unlink ($path);
        return true;
    }
    
    foreach (scandir($path) as $item) {
        
        // Ignore *nix current and previous directories
        if ($item == '.' || $item == '..') {
            continue;
        }
        
        // If path is a directory, delete the contents of that directory first
        if (is_dir($item)) {
            deleteDirectoryContents($item);
        }
        
        // Delete the file/directory
        unlink($path . DIRECTORY_SEPARATOR . $item);
    }
    
    return true;
}