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<?php
/************************************************************************
* This file is part of EspoCRM.
*
* EspoCRM Open Source CRM application.
* Copyright (C) 2014-2025 EspoCRM, Inc.
* Website: https://www.espocrm.com
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License version 3.
*
* In accordance with Section 7(b) of the GNU Affero General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
************************************************************************/
namespace Espo\Core\Webhook;
use Espo\Core\Field\DateTime;
use Espo\Core\Field\LinkParent;
use Espo\Core\Name\Field;
use Espo\Entities\User;
use Espo\Entities\Webhook;
use Espo\Entities\WebhookEventQueueItem;
use Espo\Entities\WebhookQueueItem;
use Espo\Core\AclManager;
use Espo\Core\Utils\Config;
use Espo\Core\Utils\DateTime as DateTimeUtil;
use Espo\Core\Utils\Log;
use Espo\ORM\EntityManager;
use Espo\ORM\Name\Attribute;
use Espo\ORM\Query\Part\Condition as Cond;
use Espo\ORM\Query\SelectBuilder;
use Exception;
use stdClass;
/**
* Groups occurred events into portions and sends them. A portion contains
* multiple events of the same webhook.
*/
class Queue
{
private const EVENT_PORTION_SIZE = 20;
private const PORTION_SIZE = 20;
private const BATCH_SIZE = 50;
private const MAX_ATTEMPT_NUMBER = 4;
private const FAIL_ATTEMPT_PERIOD = '10 minutes';
public function __construct(
private Sender $sender,
private Config $config,
private EntityManager $entityManager,
private AclManager $aclManager,
private Log $log,
) {}
public function process(): void
{
$this->processEvents();
$this->processSending();
}
protected function processEvents(): void
{
$portionSize = $this->config->get('webhookQueueEventPortionSize', self::EVENT_PORTION_SIZE);
$items = $this->entityManager
->getRDBRepositoryByClass(WebhookEventQueueItem::class)
->where(['isProcessed' => false])
->order('number')
->limit(0, $portionSize)
->find();
foreach ($items as $item) {
$this->createQueueFromEvent($item);
$item->setIsProcessed();
$this->entityManager->saveEntity($item);
}
}
protected function createQueueFromEvent(WebhookEventQueueItem $eventItem): void
{
if (!$eventItem->getTargetId() || !$eventItem->getTargetType()) {
return;
}
$target = LinkParent::create($eventItem->getTargetType(), $eventItem->getTargetId());
$webhooks = $this->entityManager
->getRDBRepositoryByClass(Webhook::class)
->where([
'event' => $eventItem->getEvent(),
'isActive' => true,
])
->order(Field::CREATED_AT)
->find();
foreach ($webhooks as $webhook) {
$this->createItem($eventItem, $webhook, $target);
}
}
protected function processSending(): void
{
$portionSize = $this->config->get('webhookQueuePortionSize', self::PORTION_SIZE);
$groupedItems = $this->entityManager
->getRDBRepositoryByClass(WebhookQueueItem::class)
->select([
'webhookId',
'number',
])
->where(
Cond::in(
Cond::column('number'),
$this->entityManager
->getQueryBuilder()
->select('MIN:(number)')
->from(WebhookQueueItem::ENTITY_TYPE)
->where([
'status' => WebhookQueueItem::STATUS_PENDING,
'OR' => [
['processAt' => null],
['processAt<=' => DateTimeUtil::getSystemNowString()],
],
])
->group('webhookId')
->build()
)
)
->limit(0, $portionSize)
->order('number')
->find();
foreach ($groupedItems as $groupItem) {
$this->processSendingGroup($groupItem->getWebhookId());
}
}
private function processSendingGroup(string $webhookId): void
{
$batchSize = $this->config->get('webhookBatchSize', self::BATCH_SIZE);
$items = $this->entityManager
->getRDBRepositoryByClass(WebhookQueueItem::class)
->where([
'webhookId' => $webhookId,
'status' => WebhookQueueItem::STATUS_PENDING,
'OR' => [
['processAt' => null],
['processAt<=' => DateTimeUtil::getSystemNowString()],
],
])
->order('number')
->limit(0, $batchSize)
->find();
$webhook = $this->entityManager->getRDBRepositoryByClass(Webhook::class)->getById($webhookId);
if (!$webhook || !$webhook->isActive()) {
foreach ($items as $item) {
$this->deleteQueueItem($item);
}
return;
}
$forbiddenAttributeList = [];
$user = null;
if ($webhook->getUserId()) {
$user = $this->entityManager->getRDBRepositoryByClass(User::class)->getById($webhook->getUserId());
if (!$user) {
foreach ($items as $item) {
$this->deleteQueueItem($item);
}
return;
}
$forbiddenAttributeList = $this->aclManager
->getScopeForbiddenAttributeList($user, $webhook->getTargetEntityType());
}
$actualItemList = [];
$dataList = [];
foreach ($items as $item) {
$data = $this->prepareItemData($item, $user, $forbiddenAttributeList);
if ($data === null) {
continue;
}
$actualItemList[] = $item;
$dataList[] = $data;
}
if ($dataList === []) {
return;
}
$this->send($webhook, $dataList, $actualItemList);
}
/**
* @param string[] $forbiddenAttributeList
*/
private function prepareItemData(WebhookQueueItem $item, ?User $user, array $forbiddenAttributeList): ?stdClass
{
$targetType = $item->getTargetType();
if (!$targetType) {
$this->deleteQueueItem($item);
return null;
}
$target = null;
if ($this->entityManager->hasRepository($targetType)) {
$query = SelectBuilder::create()
->from($targetType)
->withDeleted()
->build();
$target = $this->entityManager
->getRDBRepository($targetType)
->clone($query)
->where([Attribute::ID => $item->getTargetId()])
->findOne();
}
if (!$target) {
$this->deleteQueueItem($item);
return null;
}
if ($user) {
if (!$this->aclManager->check($user, $target)) {
$this->deleteQueueItem($item);
return null;
}
}
$data = $item->getData();
foreach ($forbiddenAttributeList as $attribute) {
unset($data->$attribute);
}
return $data;
}
/**
* @param stdClass[] $dataList
* @param WebhookQueueItem[] $itemList
*/
private function send(Webhook $webhook, array $dataList, array $itemList): void
{
try {
$code = $this->sender->send($webhook, $dataList);
} catch (Exception $e) {
$this->failQueueItemList($itemList, true);
$this->log->error("Webhook Queue: Webhook '{$webhook->getId()}' sending failed. Error: {$e->getMessage()}");
return;
}
if ($code >= 200 && $code < 400) {
$this->succeedQueueItemList($itemList);
} else if ($code === 410) {
$this->dropWebhook($webhook);
} else if (in_array($code, [0, 401, 403, 404, 405, 408, 500, 503])) {
$this->failQueueItemList($itemList);
} else if ($code >= 400 && $code < 500) {
$this->failQueueItemList($itemList, true);
} else {
$this->failQueueItemList($itemList, true);
}
$this->logSending($webhook, $code);
}
protected function logSending(Webhook $webhook, int $code): void
{
$this->log->debug("Webhook Queue: Webhook '{$webhook->getId()}' sent, response code: $code.");
}
/**
* @param WebhookQueueItem[] $itemList
*/
protected function failQueueItemList(array $itemList, bool $force = false): void
{
foreach ($itemList as $item) {
$this->failQueueItem($item, $force);
}
}
/**
* @param WebhookQueueItem[] $itemList
*/
protected function succeedQueueItemList(array $itemList): void
{
foreach ($itemList as $item) {
$this->succeedQueueItem($item);
}
}
protected function deleteQueueItem(WebhookQueueItem $item): void
{
$this->entityManager
->getRDBRepository(WebhookQueueItem::ENTITY_TYPE)
->deleteFromDb($item->getId());
}
protected function dropWebhook(Webhook $webhook): void
{
$items = $this->entityManager
->getRDBRepositoryByClass(WebhookQueueItem::class)
->where([
'status' => WebhookQueueItem::STATUS_PENDING,
'webhookId' => $webhook->getId(),
])
->order('number')
->find();
foreach ($items as $item) {
$this->deleteQueueItem($item);
}
$this->entityManager->removeEntity($webhook);
}
protected function succeedQueueItem(WebhookQueueItem $item): void
{
$item
->setAttempts($item->getAttempts() + 1)
->setStatus(WebhookQueueItem::STATUS_SUCCESS)
->setProcessedAt(DateTime::createNow());
$this->entityManager->saveEntity($item);
}
protected function failQueueItem(WebhookQueueItem $item, bool $force = false): void
{
$attempts = $item->getAttempts() + 1;
$maxAttemptsNumber = $this->config->get('webhookMaxAttemptNumber', self::MAX_ATTEMPT_NUMBER);
$period = $this->config->get('webhookFailAttemptPeriod', self::FAIL_ATTEMPT_PERIOD);
if ($force) {
$maxAttemptsNumber = 0;
}
$processAt = DateTime::createNow()->modify($period);
$item->setAttempts($attempts);
$item->setProcessAt($processAt);
if ($attempts >= $maxAttemptsNumber) {
$item->setStatus(WebhookQueueItem::STATUS_FAILED);
$item->setProcessAt(null);
}
$this->entityManager->saveEntity($item);
}
private function createItem(WebhookEventQueueItem $eventItem, Webhook $webhook, LinkParent $target): void
{
if (
$webhook->skipOwn() &&
$webhook->getUserId() &&
$eventItem->getUserId() === $webhook->getUserId()
) {
return;
}
$item = $this->entityManager->getRDBRepositoryByClass(WebhookQueueItem::class)->getNew();
$item
->setEvent($eventItem->getEvent())
->setWebhook($webhook)
->setTarget($target)
->setStatus(WebhookQueueItem::STATUS_PENDING)
->setAttempts(0)
->setData($eventItem->getData());
$this->entityManager->saveEntity($item);
}
}