copy files and dirs via php

copy.php

<?php

/**
 * recursively creates & chmod directories
 *
 * @param String $name
 * @param Int    $mode (null for default value from config)
 *
 * @return Boolean
 */
function makeDir($name, $mode = null)
{

  // if it exists, just return true
  if (file_exists($name)) {
    return true;
  }

  // if more than one level, try parent first
  if (dirname($name) != ".") {
    $return = makeDir(dirname($name));
    // if creating parent fails, we can abort immediately
    if (!$return) {
      return false;
    }
  }

  if ($mode === null) {
    $mode_dec = '0777';
  } else {
    $mode_dec = octdec($mode);
  }

  $oldumask = umask(0);
  $return = mkdir($name, $mode_dec);
  chmod($name, $mode_dec);
  umask($oldumask);

  return $return;
}

/**
 * return list of dir and files without "." && ".."
 *
 * @param String  $dir directory
 * @param Boolean $recursive
 *
 * @return Array
 */
function dir_scan($dir, $recursive = false)
{
  $f = array();

  if (is_dir($dir) && $dh = opendir($dir)) {
    while ($fn = readdir($dh)) {
      if ($fn != '.' && $fn != '..') {
        $f[] = $dir . '/' . $fn;
        if ($recursive === true) {
          $sub_dir = $dir . '/' . $fn;
          if (is_dir($sub_dir)) {
            $f = array_merge($f, dir_scan($sub_dir));
          }
        }
      }
    }
  }

  return $f;
}

/**
 * copy a file and correct the permissions
 *
 * @param string $source source file
 * @param string $dest   destination file
 *
 * @return bool
 */
function file_copy($source, $dest)
{
  $return = false;

  if (is_file($source)) {
    $return = copy($source, $dest);
    chmod($dest, fileperms($source));
  }

  return $return;
}

/**
 * Copy all the content of a directory
 *
 * @param string $source source directory
 * @param string $dest   destination directory
 */
function dir_copy($source, $dest)
{
  if (is_file($source)) {

    file_copy($source, $dest);

  } else {

    if (!is_dir($dest)) {
      makeDir($dest);
    }

    $l = dir_scan($source);
    if ($l) {
      foreach ($l as $f) {
        dir_copy("$source/$f", "$dest/$f");
      }
    }

  }
}