Service::getProviders

static function getProviders()
{
	$result = array();
	$list = static::getSenderInfoList();
	foreach ($list as $item)
	{
		if (!$item['canUse'])
		{
		//	continue;
		}

		$item['from'] = static::getSenderFromList($item['id']);
		if (count($item['from']) == 0)
		{
		//	continue;
		}

		$result[] = $item;
	}

	return $result;
}