RecursiveRmdir.php

<?php
/**
 * Recursively remove a directory
 *
 * @param string $dirname
 * @param boolean $followSymlinks
 * @return boolean
 */
function RecursiveRmdir($dirname, $followSymlinks=false)
{
    if (is_dir($dirname) && !is_link($dirname)) {
        if (!is_writable($dirname)) {
            throw new Exception(sprintf('%s is not writable!', $dirname));
        }
        $iterator = new RecursiveIteratorIterator(
            new RecursiveDirectoryIterator($dirname),
            RecursiveIteratorIterator::CHILD_FIRST
        );
        while ($iterator->valid()) {
            if (!$iterator->isDot()) {
                if (!$iterator->isWritable()) {
                    throw new Exception(sprintf(
                        '%s is not writable!',
                        $iterator->getPathName()
                    ));
                }
                if ($iterator->isLink() && $followLinks === false) {
                    $iterator->next();
                }
                if ($iterator->isFile()) {
                    unlink($iterator->getPathName());
                }
                elseif ($iterator->isDir()) {
                    rmdir($iterator->getPathName());
                }
            }
            $iterator->next();
        }
        unset($iterator);
 
        return rmdir($dirname);
    }
    else {
        throw new Exception(sprintf('%s does not exist!', $dirname));
    }
}