/**
* Method to create sub directories within the zip archive
*
* @param array $branch
* @param string $level
* @param string $orig
* @return void
*/
public function addDir($branch, $level = null, $orig = null)
{
if (!is_array($branch)) {
$dir = new Dir($branch);
$branch = $dir->getTree();
}
foreach ($branch as $leaf => $node) {
if (is_array($node)) {
if (null === $level) {
$new = basename($leaf);
$orig = substr($leaf, 0, strrpos($leaf, $new));
} else {
$new = $level . $leaf;
}
$this->archive->addEmptyDir($new);
$this->addDir($node, $new, $orig);
} else {
$this->archive->addFile($orig . $level . '/' . $node, $level . '/' . $node);
}
}
}
