protected function normalizeScrape($value)
	{
		if (!empty($value) && !isset($value[0]))
		{
			$value = [$value];
		}
		foreach ($value as &$scrape)
		{
			$scrape           += ['extract' => [], 'match' => '//'];
			$scrape['extract'] = $this->normalizeRegexp($scrape['extract']);
			$scrape['match']   = $this->normalizeRegexp($scrape['match']);
		}
		unset($scrape);

		return $value;
	}