Apply::lookThroughTmpFolder

private function lookThroughTmpFolder($tmpFolderFullPath): iterable
{
	$files = [];
	$folders = [];

	$tmpFolderFullPath = TranslateIOPath::tidy(rtrim($tmpFolderFullPath, '/'));
	$langFolderRelPath = str_replace($this->sourceFolderPath, '', $tmpFolderFullPath);

	$childrenList = TranslateIOFileSystemHelper::getFileList($tmpFolderFullPath);
	if (!empty($childrenList))
	{
		foreach ($childrenList as $fullPath)
		{
			if (!empty($this->seekPath))
			{
				if ($this->seekPath != $fullPath)
				{
					continue;
				}

				$this->seekPath = null;
				$this->seekAncestors = null;
			}

			$name = basename($fullPath);
			if (in_array($name, TranslateIGNORE_FS_NAMES))
			{
				continue;
			}

			if (TranslateIOPath::isPhpFile($fullPath, true))
			{
				$files[$langFolderRelPath.'/'.$name] = $fullPath;
			}
		}
	}

	// dir only
	$childrenList = TranslateIOFileSystemHelper::getFolderList($tmpFolderFullPath);
	if (!empty($childrenList))
	{
		foreach ($childrenList as $fullPath)
		{
			$name = basename($fullPath);
			if (in_array($name, TranslateIGNORE_FS_NAMES))
			{
				continue;
			}

			if (!empty($this->seekPath))
			{
				if (in_array($fullPath, $this->seekAncestors))
				{
					foreach ($this->lookThroughTmpFolder($fullPath) as $subFiles)// go deeper
					{
						yield $subFiles;
					}
				}
				continue;
			}

			if (!is_dir($fullPath))
			{
				continue;
			}

			$relPath = $langFolderRelPath.'/'.$name;

			if (in_array($relPath, TranslateIGNORE_BX_NAMES))
			{
				continue;
			}

			$folders[$relPath] = $fullPath;
		}
	}

	if (count($files) > 0)
	{
		yield $files;
	}

	if (count($folders) > 0)
	{
		foreach ($folders as $subFolderPath)
		{
			foreach ($this->lookThroughTmpFolder($subFolderPath) as $subFiles)// go deeper
			{
				yield $subFiles;
			}
		}
	}
}