CTasks::EmitPullWithTag

static function EmitPullWithTag($arRecipients, $tag, $cmd, $arParams)
{
	if (!is_array($arRecipients))
	{
		throw new TasksException('EA_PARAMS', TasksException::TE_WRONG_ARGUMENTS);
	}

	$arRecipients = array_unique($arRecipients);

	if (!CModule::IncludeModule('pull'))
	{
		return;
	}

	$bWasFatalError = false;

	foreach ($arRecipients as $userId)
	{
		$userId = (int)$userId;

		if ($userId < 1)
		{
			$bWasFatalError = true;
			continue;    // skip invalid items
		}

		CPullWatch::Add($userId, $tag);

		//BitrixPullEvent::add($userId, $arEventData);
		CPullWatch::AddToStack(
			$tag,
			[
				'module_id' => 'tasks',
				'command' => $cmd,
				'params' => $arParams,
			]
		);
	}

	if ($bWasFatalError)
	{
		throw new TasksException('EA_PARAMS', TasksException::TE_WRONG_ARGUMENTS);
	}
}