Files
espocrm/application/Espo/Tools/Email/SendService.php
Yuri Kuznetsov f253e021d0 ref
2022-10-14 14:06:22 +03:00

613 lines
19 KiB
PHP

<?php
/************************************************************************
* This file is part of EspoCRM.
*
* EspoCRM - Open Source CRM application.
* Copyright (C) 2014-2022 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
* Website: https://www.espocrm.com
*
* EspoCRM is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* EspoCRM 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with EspoCRM. If not, see http://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 General Public License version 3.
*
* In accordance with Section 7(b) of the GNU General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
************************************************************************/
namespace Espo\Tools\Email;
use Espo\Core\Acl;
use Espo\Core\Exceptions\BadRequest;
use Espo\Core\Exceptions\Error;
use Espo\Core\Exceptions\ErrorSilent;
use Espo\Core\Exceptions\Forbidden;
use Espo\Core\Exceptions\NotFound;
use Espo\Core\FieldValidation\FieldValidationManager;
use Espo\Core\InjectableFactory;
use Espo\Core\Mail\EmailSender;
use Espo\Core\Mail\Exceptions\SendingError;
use Espo\Core\Mail\SmtpParams;
use Espo\Core\Utils\Config;
use Espo\Core\Utils\Crypt;
use Espo\Core\Utils\Json;
use Espo\Core\Utils\Log;
use Espo\Entities\Email;
use Espo\Entities\EmailAccount;
use Espo\Entities\InboundEmail;
use Espo\Entities\User;
use Espo\Entities\UserData;
use Espo\Modules\Crm\Entities\CaseObj;
use Espo\ORM\Collection;
use Espo\ORM\EntityManager;
use Espo\Repositories\UserData as UserDataRepository;
use Espo\Services\EmailAccount as EmailAccountService;
use Espo\Services\InboundEmail as InboundEmailService;
use Espo\Tools\Stream\Service as StreamService;
use Exception;
use Laminas\Mail\Message;
use Throwable;
/**
* Email sending service.
*/
class SendService
{
/** @var (Email::STATUS_*)[] */
private array $notAllowedStatusList = [
Email::STATUS_ARCHIVED,
Email::STATUS_SENT,
Email::STATUS_BEING_IMPORTED,
];
private User $user;
private EntityManager $entityManager;
private FieldValidationManager $fieldValidationManager;
private EmailSender $emailSender;
private EmailAccountService $emailAccountService;
private InboundEmailService $inboundEmailService;
private StreamService $streamService;
private Config $config;
private Log $log;
private InjectableFactory $injectableFactory;
private Acl $acl;
private Crypt $crypt;
public function __construct(
User $user,
EntityManager $entityManager,
FieldValidationManager $fieldValidationManager,
EmailSender $emailSender,
EmailAccountService $emailAccountService,
InboundEmailService $inboundEmailService,
StreamService $streamService,
Config $config,
Log $log,
InjectableFactory $injectableFactory,
Acl $acl,
Crypt $crypt
) {
$this->user = $user;
$this->entityManager = $entityManager;
$this->fieldValidationManager = $fieldValidationManager;
$this->emailSender = $emailSender;
$this->emailAccountService = $emailAccountService;
$this->inboundEmailService = $inboundEmailService;
$this->streamService = $streamService;
$this->config = $config;
$this->log = $log;
$this->injectableFactory = $injectableFactory;
$this->acl = $acl;
$this->crypt = $crypt;
}
/**
* Send an email entity.
*
* @params Email $entity An email entity.
* @params ?User $user A user from what to send.
*
* @throws BadRequest If not valid.
* @throws SendingError On error while sending.
* @throws Error An error.
*/
public function send(Email $entity, ?User $user = null): void
{
if (in_array($entity->getStatus(), $this->notAllowedStatusList)) {
throw new Error("Can't send email with status `{$entity->getStatus()}`.");
}
if (!$this->fieldValidationManager->check($entity, 'to', 'required')) {
$entity->set('status', Email::STATUS_DRAFT);
$this->entityManager->saveEntity($entity, ['silent' => true]);
throw new BadRequest("Empty To address.");
}
$emailSender = $this->emailSender->create();
$userAddressList = [];
if ($user) {
/** @var Collection<\Espo\Entities\EmailAddress> $emailAddressCollection */
$emailAddressCollection = $this->entityManager
->getRDBRepositoryByClass(User::class)
->getRelation($user, 'emailAddresses')
->find();
foreach ($emailAddressCollection as $ea) {
$userAddressList[] = $ea->getLower();
}
}
$originalFromAddress = $entity->getFromAddress();
if (!$originalFromAddress) {
throw new Error("Email sending: Can't send with empty 'from' address.");
}
$fromAddress = strtolower($originalFromAddress);
$inboundEmail = null;
$emailAccount = null;
$smtpParams = null;
if ($user && in_array($fromAddress, $userAddressList)) {
$emailAccount = $this->emailAccountService->findAccountForUserForSending($user, $originalFromAddress);
if ($emailAccount && $emailAccount->isAvailableForSending()) {
$smtpParams = $this->emailAccountService->getSmtpParamsFromAccount($emailAccount);
}
if ($smtpParams) {
$smtpParams['fromName'] = $user->getName();
}
}
if ($user && $smtpParams) {
$this->applySmtpHandler($user->getId(), $fromAddress, $smtpParams);
$emailSender->withSmtpParams($smtpParams);
}
if (!$smtpParams) {
$inboundEmail = $user ?
$this->inboundEmailService->findSharedAccountForUser($user, $originalFromAddress) :
$this->inboundEmailService->findAccountForSending($originalFromAddress);
if ($inboundEmail) {
$smtpParams = $this->inboundEmailService->getSmtpParamsFromAccount($inboundEmail);
}
if ($smtpParams) {
$emailSender->withSmtpParams($smtpParams);
}
}
if (
!$smtpParams &&
$fromAddress === strtolower($this->config->get('outboundEmailFromAddress'))
) {
if (!$this->config->get('outboundEmailIsShared')) {
throw new Error("Email sending: Can not use system SMTP. System SMTP is not shared.");
}
$emailSender->withParams([
'fromName' => $this->config->get('outboundEmailFromName'),
]);
}
if (!$smtpParams && !$this->config->get('outboundEmailIsShared')) {
throw new Error("Email sending: No SMTP params found for {$fromAddress}.");
}
if (
!$smtpParams &&
$user &&
in_array($fromAddress, $userAddressList)
) {
$emailSender->withParams(['fromName' => $user->getName()]);
}
$params = [];
$parent = null;
$parentId = $entity->getParentId();
$parentType = $entity->getParentType();
if ($parentType && $parentId) {
$parent = $this->entityManager->getEntityById($parentType, $parentId);
}
// @todo Refactor? Move to a separate class? Make extensible?
if (
$parent instanceof CaseObj &&
$parent->getInboundEmailId()
) {
/** @var string $inboundEmailId */
$inboundEmailId = $parent->getInboundEmailId();
/** @var ?InboundEmail $inboundEmail */
$inboundEmail = $this->entityManager->getEntityById(InboundEmail::ENTITY_TYPE, $inboundEmailId);
if ($inboundEmail && $inboundEmail->getReplyToAddress()) {
$params['replyToAddress'] = $inboundEmail->getReplyToAddress();
}
}
$this->validateEmailAddresses($entity);
$message = new Message();
$repliedMessageId = $this->getRepliedEmailMessageId($entity);
if ($repliedMessageId) {
$message->getHeaders()->addHeaderLine('In-Reply-To', $repliedMessageId);
$message->getHeaders()->addHeaderLine('References', $repliedMessageId);
}
try {
$emailSender
->withParams($params)
->withMessage($message)
->send($entity);
}
catch (Exception $e) {
$entity->set('status', Email::STATUS_DRAFT);
$this->entityManager->saveEntity($entity, ['silent' => true]);
$this->log->error("Email sending:" . $e->getMessage() . "; " . $e->getCode());
$errorData = [
'id' => $entity->getId(),
'message' => $e->getMessage(),
];
throw ErrorSilent::createWithBody('sendingFail', Json::encode($errorData));
}
if ($inboundEmail) {
$entity->addLinkMultipleId('inboundEmails', $inboundEmail->getId());
}
else if ($emailAccount) {
$entity->addLinkMultipleId('emailAccounts', $emailAccount->getId());
}
$this->entityManager->saveEntity($entity, ['isJustSent' => true]);
if ($inboundEmail) {
if ($inboundEmail->storeSentEmails()) {
try {
$this->inboundEmailService->storeSentMessage($inboundEmail, $message);
}
catch (Exception $e) {
$this->log->error(
"Email sending: Could not store sent email (Group Email Account {$inboundEmail->getId()}): " .
$e->getMessage() . "."
);
}
}
}
else if ($emailAccount) {
if ($emailAccount->storeSentEmails()) {
try {
$this->emailAccountService->storeSentMessage($emailAccount, $message);
}
catch (Exception $e) {
$this->log->error(
"Email sending: Could not store sent email (Email Account {$emailAccount->getId()}): " .
$e->getMessage() . "."
);
}
}
}
if ($parent) {
$this->streamService->noteEmailSent($parent, $entity);
}
}
/**
* @param array{
* type?: ?string,
* id?: ?string,
* username?: ?string,
* password?: ?string,
* auth?: bool,
* authMechanism?: ?string,
* userId?: ?string,
* fromAddress?: ?string,
* fromName?: ?string,
* server: string,
* port: int,
* security: string,
* emailAddress: string,
* } $data
* @throws Forbidden
* @throws Error
* @throws NotFound
*/
public function sendTestEmail(array $data): void
{
$smtpParams = $data;
if (empty($smtpParams['auth'])) {
unset($smtpParams['username']);
unset($smtpParams['password']);
unset($smtpParams['authMechanism']);
}
if (($smtpParams['password'] ?? null) === null) {
$smtpParams['password'] = $this->obtainSendTestEmailPassword($data['type'] ?? null, $data['id'] ?? null);
}
$userId = $data['userId'] ?? null;
$fromAddress = $data['fromAddress'] ?? null;
$type = $data['type'] ?? null;
$id = $data['id'] ?? null;
if (
$userId &&
$userId !== $this->user->getId() &&
!$this->user->isAdmin()
) {
throw new Forbidden();
}
/** @var Email $email */
$email = $this->entityManager->getNewEntity(Email::ENTITY_TYPE);
$email->set([
'subject' => 'EspoCRM: Test Email',
'isHtml' => false,
'to' => $data['emailAddress'],
]);
if ($type === 'emailAccount' && $id) {
/** @var ?EmailAccount $emailAccount */
$emailAccount = $this->entityManager->getEntityById(EmailAccount::ENTITY_TYPE, $id);
if ($emailAccount && $emailAccount->get('smtpHandler')) {
$this->emailAccountService->applySmtpHandler($emailAccount, $smtpParams);
}
}
if ($type === 'inboundEmail' && $id) {
/** @var ?InboundEmail $inboundEmail */
$inboundEmail = $this->entityManager->getEntityById(InboundEmail::ENTITY_TYPE, $id);
if ($inboundEmail && $inboundEmail->get('smtpHandler')) {
$this->inboundEmailService->applySmtpHandler($inboundEmail, $smtpParams);
}
}
if ($userId && $fromAddress) {
$this->applySmtpHandler($userId, $fromAddress, $smtpParams);
}
$emailSender = $this->emailSender;
try {
$emailSender
->withSmtpParams($smtpParams)
->send($email);
}
catch (Exception $e) {
$this->log->warning("Email sending:" . $e->getMessage() . "; " . $e->getCode());
$errorData = ['message' => $e->getMessage()];
throw ErrorSilent::createWithBody('sendingFail', Json::encode($errorData));
}
}
/**
* @throws Error
*/
public function validateEmailAddresses(Email $entity): void
{
$from = $entity->getFromAddress();
if ($from) {
if (!filter_var($from, \FILTER_VALIDATE_EMAIL)) {
throw new Error('From email address is not valid.');
}
}
foreach ($entity->getToAddressList() as $address) {
if (!filter_var($address, \FILTER_VALIDATE_EMAIL)) {
throw new Error('To email address is not valid.');
}
}
foreach ($entity->getCcAddressList() as $address) {
if (!filter_var($address, \FILTER_VALIDATE_EMAIL)) {
throw new Error('CC email address is not valid.');
}
}
foreach ($entity->getBccAddressList() as $address) {
if (!filter_var($address, \FILTER_VALIDATE_EMAIL)) {
throw new Error('BCC email address is not valid.');
}
}
}
public function getUserSmtpParams(string $userId): ?SmtpParams
{
/** @var ?User $user */
$user = $this->entityManager->getEntityById(User::ENTITY_TYPE, $userId);
if (!$user) {
return null;
}
$fromAddress = $user->getEmailAddress();
if ($fromAddress) {
$fromAddress = strtolower($fromAddress);
}
$smtpParams = null;
if ($fromAddress) {
$emailAccount = $this->emailAccountService->findAccountForUserForSending($user, $fromAddress);
if ($emailAccount) {
$smtpParams = $this->emailAccountService->getSmtpParamsFromAccount($emailAccount);
}
}
if (!$smtpParams) {
return null;
}
$smtpParams['fromName'] = $user->getName();
if ($fromAddress) {
$this->applySmtpHandler($user->getId(), $fromAddress, $smtpParams);
$smtpParams['fromAddress'] = $fromAddress;
}
return SmtpParams::fromArray($smtpParams);
}
private function getRepliedEmailMessageId(Email $email): ?string
{
$repliedLink = $email->getReplied();
if (!$repliedLink) {
return null;
}
/** @var ?Email $replied */
$replied = $this->entityManager
->getRDBRepositoryByClass(Email::class)
->select(['messageId'])
->where(['id' => $repliedLink->getId()])
->findOne();
if (!$replied) {
return null;
}
return $replied->getMessageId();
}
/**
* @param array<string,mixed> $params
*/
private function applySmtpHandler(string $userId, string $emailAddress, array &$params): void
{
$userData = $this->getUserDataRepository()->getByUserId($userId);
if (!$userData) {
return;
}
$smtpHandlers = $userData->get('smtpHandlers') ?? (object) [];
if (!is_object($smtpHandlers)) {
return;
}
if (!isset($smtpHandlers->$emailAddress)) {
return;
}
/** @var class-string<object> $handlerClassName */
$handlerClassName = $smtpHandlers->$emailAddress;
try {
$handler = $this->injectableFactory->create($handlerClassName);
}
catch (Throwable $e) {
$this->log->error(
"Email sending: Could not create Smtp Handler for {$emailAddress}. Error: " .
$e->getMessage() . "."
);
return;
}
if (method_exists($handler, 'applyParams')) {
$handler->applyParams($userId, $emailAddress, $params);
}
}
/**
* @throws Forbidden
* @throws NotFound
*/
private function obtainSendTestEmailPassword(?string $type, ?string $id): ?string
{
if ($type === 'emailAccount') {
if (!$this->acl->checkScope(EmailAccount::ENTITY_TYPE)) {
throw new Forbidden();
}
if (!$id) {
return null;
}
/** @var ?EmailAccount $emailAccount */
$emailAccount = $this->entityManager->getEntityById(EmailAccount::ENTITY_TYPE, $id);
if (!$emailAccount) {
throw new NotFound();
}
if (
!$this->user->isAdmin() &&
$emailAccount->get('assignedUserId') !== $this->user->getId()
) {
throw new Forbidden();
}
return $this->crypt->decrypt($emailAccount->get('smtpPassword'));
}
if (!$this->user->isAdmin()) {
throw new Forbidden();
}
if ($type === 'inboundEmail') {
if (!$id) {
return null;
}
$emailAccount = $this->entityManager->getEntityById(InboundEmail::ENTITY_TYPE, $id);
if (!$emailAccount) {
throw new NotFound();
}
return $this->crypt->decrypt($emailAccount->get('smtpPassword'));
}
return $this->config->get('smtpPassword');
}
private function getUserDataRepository(): UserDataRepository
{
/** @var UserDataRepository */
return $this->entityManager->getRepository(UserData::ENTITY_TYPE);
}
}