activity.php

<?php
 
namespace Bitrix\Bizproc\Controller;
 
use Bitrix\Main\Error;
use Bitrix\Main\Localization\Loc;
use Bitrix\Bizproc;
 
class Activity extends Base
{
    public function requestAction(array $documentType, string $activity, array $params)
    {
        try
        {
            $documentType = \CBPHelper::ParseDocumentId($documentType);
            $activity = (new Bizproc\Validator(['activity' => $activity]))
                ->validateString('activity')
                ->getPureValues()['activity'];
 
            $dirtyParams = $params;
            $pureParams = (new Bizproc\Validator($params))
                //->validateRequire('lists_document_type')
                //->validateString('lists_document_type')
                ->validateRequire('form_name')
                ->validateString('form_name')
                ->validateEnum('public_mode', ['Y', ''])
                ->setDefault('public_mode', '')
                ->getPureValues();
 
            $params = array_merge($dirtyParams, $pureParams);
        }
        catch (\Throwable $e)
        {
            $this->addError(new Error($e->getMessage(), $e->getCode()));
            return null;
        }
        $user = $this->getCurrentUser();
 
        if (
            !\CBPDocument::CanUserOperateDocumentType(
                \CBPCanUserOperateOperation::CreateWorkflow,
                $user->getId(),
                $documentType
            )
        )
        {
            $this->addError(new Error(Loc::getMessage('BIZPROC_ACCESS_DENIED')));
            return null;
        }
 
        $runtime = \CBPRuntime::GetRuntime();
        $runtime->StartRuntime();
 
        $activityDescription = $runtime->GetActivityDescription($activity);
        if (!$activityDescription)
        {
            $this->addError(new Error("Bad activity type!" . htmlspecialcharsbx($activity)));
            return null;
        }
 
        $runtime->IncludeActivityFile($activity);
 
        return \CBPActivity::CallStaticMethod(
            $activity,
            "getAjaxResponse",
            [$params]
        );
    }
}