MailboxDirectoryStorage::group

private function group($items)
{
	$all = [];
	$income = [];
	$outcome = [];
	$spam = [];
	$trash = [];
	$draft = [];
	$hashed = [];

	foreach ($items as $item)
	{
		$all[$item->getPath()] = $item;
		$hashed[$item->getDirMd5()] = $item;

		if ($item->isIncome())
		{
			$income[] = $item;
		}

		if ($item->isOutcome())
		{
			$outcome[] = $item;
		}

		if ($item->isSpam())
		{
			$spam[] = $item;
		}

		if ($item->isDraft())
		{
			$draft[] = $item;
		}

		if ($item->isTrash())
		{
			$trash[] = $item;
		}
	}

	$this->reset();
	$this->setData('all', $all);
	$this->setData('income', $income);
	$this->setData('outcome', $outcome);
	$this->setData('spam', $spam);
	$this->setData('trash', $trash);
	$this->setData('draft', $draft);
	$this->setData('hashed', $hashed);
}