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<?php |
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/* |
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* Copyright (C) 2020 Jan Böhmer |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as published |
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* by the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <https://www.gnu.org/licenses/>. |
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*/ |
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namespace App\Services\EmailConfirmation; |
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use App\Entity\PaymentOrder; |
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use DateTime; |
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use Doctrine\ORM\EntityManagerInterface; |
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use InvalidArgumentException; |
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use Symfony\Bridge\Twig\Mime\TemplatedEmail; |
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use Symfony\Component\Mailer\Exception\TransportExceptionInterface; |
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use Symfony\Component\Mailer\MailerInterface; |
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use Symfony\Component\Mime\Email; |
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use Symfony\Contracts\Translation\TranslatorInterface; |
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/** |
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* This service is responsible for sending the confirmation emails for a payment_order. |
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*/ |
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class ConfirmationEmailSender |
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{ |
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private $mailer; |
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private $tokenGenerator; |
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private $entityManager; |
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private $translator; |
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private $fsb_email; |
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private $hhv_email; |
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private $send_notifications; |
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private $notifications_bcc; |
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public function __construct(MailerInterface $mailer, ConfirmationTokenGenerator $tokenGenerator, |
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EntityManagerInterface $entityManager, TranslatorInterface $translator, |
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string $fsb_email, string $hhv_email, bool $send_notifications, array $notifications_bcc) |
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{ |
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$this->mailer = $mailer; |
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$this->tokenGenerator = $tokenGenerator; |
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$this->entityManager = $entityManager; |
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$this->translator = $translator; |
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$this->fsb_email = $fsb_email; |
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$this->hhv_email = $hhv_email; |
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$this->send_notifications = $send_notifications; |
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$this->notifications_bcc = $notifications_bcc; |
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} |
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/** |
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* Send the confirmation email to the first verification person for the given payment_order. |
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* Email addresses are taken from department (and are added as BCC) |
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* A token is generated, send via email and saved in hashed form in the payment order. |
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* Calling this function will flush database. |
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* If no applicable emails are found (or email notifications are disabled) the payment order will be confirmed and |
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* no email is sent. |
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*/ |
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public function sendConfirmation1(PaymentOrder $paymentOrder): void |
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{ |
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$token = $this->tokenGenerator->getToken(); |
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$paymentOrder->setConfirm1Token($this->hash_token($token)); |
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$email = $paymentOrder->getDepartment() |
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->getEmailHhv(); |
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//Dont send the confirmation email if no email is set, otherwise just confirm it |
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if (!empty($email) && $this->send_notifications) { |
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$this->sendConfirmation($paymentOrder, $email, $token, 1); |
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} else { |
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$paymentOrder->setConfirm1Timestamp(new DateTime()); |
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} |
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$this->entityManager->flush(); |
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} |
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/** |
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* Send the confirmation email to the second verification person for the given payment_order. |
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* Email addresses are taken from department (and are added as BCC) |
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* A token is generated, send via email and saved in hashed form in the payment order. |
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* Calling this function will flush database. |
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* If no applicable emails are found (or email notifications are disabled) the payment order will be confirmed and |
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* no email is sent. |
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*/ |
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public function sendConfirmation2(PaymentOrder $paymentOrder): void |
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{ |
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$token = $this->tokenGenerator->getToken(); |
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$paymentOrder->setConfirm2Token($this->hash_token($token)); |
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$email = $paymentOrder->getDepartment() |
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->getEmailTreasurer(); |
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//Dont send the confirmation email if no email is set, otherwise just confirm it |
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if (!empty($email) && $this->send_notifications) { |
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$this->sendConfirmation($paymentOrder, $email, $token, 2); |
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} else { |
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$paymentOrder->setConfirm2Timestamp(new DateTime()); |
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} |
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$this->entityManager->flush(); |
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} |
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/** |
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* Sents a confirmation email for the given payment order for a plaintext token. |
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* |
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* @param PaymentOrder $paymentOrder The paymentOrder for which the email should be generated |
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* @param string[] $email_addresses The mail addresses that should be added as BCC |
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* @param string $token The plaintext token to access confirmation page. |
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* @param int $verification_number The verification step (1 or 2) |
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* |
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* @throws TransportExceptionInterface |
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*/ |
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private function sendConfirmation(PaymentOrder $paymentOrder, array $email_addresses, string $token, int $verification_number): void |
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{ |
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//We can not continue if the payment order is not serialized / has an ID (as we cannot generate an URL for it) |
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if (null === $paymentOrder->getId()) { |
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throw new InvalidArgumentException('$paymentOrder must be serialized / have an ID so than an confirmation URL can be generated!'); |
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} |
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$email = new TemplatedEmail(); |
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$email->priority(Email::PRIORITY_HIGH); |
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$email->replyTo($paymentOrder->getDepartment()->isFSR() ? $this->fsb_email : $this->hhv_email); |
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$email->subject( |
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$this->translator->trans( |
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'payment_order.confirmation_email.subject', |
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[ |
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'%project%' => $paymentOrder->getProjectName(), |
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] |
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)); |
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$email->htmlTemplate('mails/confirmation.html.twig'); |
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$email->context([ |
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'payment_order' => $paymentOrder, |
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'token' => $token, |
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'verification_number' => $verification_number, |
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]); |
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$email->addBcc(...$email_addresses); |
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$this->mailer->send($email); |
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} |
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/** |
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* Resend all confirmation emails for cases where a confirmation is missing. |
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* If some part is already confirmed this confirmation is not sent again. |
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* If a confirmation is missing a new token will be generated and sent via email. |
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*/ |
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public function resendConfirmations(PaymentOrder $paymentOrder): void |
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{ |
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//Resend emails that not already were confirmed |
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if (null === $paymentOrder->getConfirm1Timestamp()) { |
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$this->sendConfirmation1($paymentOrder); |
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} |
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if (null === $paymentOrder->getConfirm2Timestamp()) { |
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$this->sendConfirmation2($paymentOrder); |
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} |
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} |
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private function hash_token(string $token): string |
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{ |
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return password_hash($token, PASSWORD_DEFAULT); |
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} |
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} |
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jbtronics /
StuRa-Finanzsoftware
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