bluzphp / composer-plugin

            $current = PATH_ROOT . DS . $directory . DS . $iterator->getSubPathName();

            // remove empty directories

            if (is_dir($current)) {

                if (sizeof(scandir($current)) == 2) {

                    rmdir($current);

                    $this->installer->getIo()->write(

                        "    - Removed directory `{$iterator->getSubPathName()}`",

                        true,

                        IOInterface::VERBOSE

                    );

                } else {

                    $this->installer->getIo()->write(

                        "    - <comment>Skip directory `{$iterator->getSubPathName()}`</comment>",

                        true,

                        IOInterface::VERBOSE

                    );

                }

                continue;

            }

            // skip already removed files

            if (!is_file($current)) {

                continue;

            }

            if (md5_file($item) == md5_file($current)) {

                // remove file

                unlink($current);

                $this->installer->getIo()->write(

                    "    - Removed file `{$iterator->getSubPathName()}`",

                    true,

                    IOInterface::VERBOSE

                );

            } else {

                // or skip changed files

                $this->installer->getIo()->write(

                    "    - <comment>File `{$iterator->getSubPathName()}` has changed</comment>",

                    true,

                    IOInterface::VERBOSE

                );

            }

        }

        return false;