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[Notifier] added the component
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‎.gitattributes‎

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/Tests export-ignore
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/phpunit.xml.dist export-ignore

‎.gitignore‎

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composer.lock
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phpunit.xml
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vendor/

‎CHANGELOG.md‎

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CHANGELOG
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=========
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5.0.0
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-----
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* Introduced the component as experimental

‎Channel/AbstractChannel.php‎

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Notifier\Channel;
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use Symfony\Component\Messenger\MessageBusInterface;
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use Symfony\Component\Notifier\Exception\LogicException;
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use Symfony\Component\Notifier\Transport\TransportInterface;
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/**
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* @author Fabien Potencier <fabien@symfony.com>
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*
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* @experimental in 5.0
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*/
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abstract class AbstractChannel implements ChannelInterface
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{
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protected $transport;
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protected $bus;
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public function __construct(TransportInterface $transport = null, MessageBusInterface $bus = null)
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{
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if (null === $transport && null === $bus) {
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throw new LogicException(sprintf('"%s" needs a Transport or a Bus but both cannot be "null".', static::class));
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}
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$this->transport = $transport;
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$this->bus = $bus;
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}
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}

‎Channel/BrowserChannel.php‎

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Notifier\Channel;
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use Symfony\Component\HttpFoundation\RequestStack;
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use Symfony\Component\Messenger\MessageBusInterface;
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use Symfony\Component\Notifier\Notification\Notification;
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use Symfony\Component\Notifier\Recipient\Recipient;
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/**
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* @author Fabien Potencier <fabien@symfony.com>
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*
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* @experimental in 5.0
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*/
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final class BrowserChannel implements ChannelInterface
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{
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private $stack;
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public function __construct(RequestStack $stack)
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{
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$this->stack = $stack;
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}
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public function notify(Notification $notification, Recipient $recipient, string $transportName = null, MessageBusInterface $bus = null): void
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{
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if (null === $request = $this->stack->getCurrentRequest()) {
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return;
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}
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$message = $notification->getSubject();
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if ($notification->getEmoji()) {
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$message = $notification->getEmoji().' '.$message;
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}
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$request->getSession()->getFlashBag()->add('notification', $message);
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}
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public function supports(Notification $notification, Recipient $recipient): bool
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{
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return true;
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}
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}

‎Channel/ChannelInterface.php‎

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Notifier\Channel;
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use Symfony\Component\Notifier\Notification\Notification;
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use Symfony\Component\Notifier\Recipient\Recipient;
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/**
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* @author Fabien Potencier <fabien@symfony.com>
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*
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* @experimental in 5.0
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*/
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interface ChannelInterface
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{
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public function notify(Notification $notification, Recipient $recipient, string $transportName = null): void;
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public function supports(Notification $notification, Recipient $recipient): bool;
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}

‎Channel/ChannelPolicy.php‎

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Notifier\Channel;
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use Symfony\Component\Notifier\Exception\InvalidArgumentException;
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/**
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* @author Fabien Potencier <fabien@symfony.com>
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*
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* @experimental in 5.0
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*/
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final class ChannelPolicy implements ChannelPolicyInterface
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{
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private $policy;
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public function __construct(array $policy)
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{
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$this->policy = $policy;
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}
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public function getChannels(string $importance): array
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{
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if (!isset($this->policy[$importance])) {
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throw new InvalidArgumentException(sprintf('Importance "%s" is not defined in the Policy.', $importance));
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}
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return $this->policy[$importance];
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}
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}

‎Channel/ChannelPolicyInterface.php‎

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Notifier\Channel;
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/**
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* @author Fabien Potencier <fabien@symfony.com>
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*
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* @experimental in 5.0
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*/
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interface ChannelPolicyInterface
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{
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/**
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* @return string[]
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*/
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public function getChannels(string $importance): array;
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}

‎Channel/ChatChannel.php‎

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Notifier\Channel;
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use Symfony\Component\Notifier\Exception\LogicException;
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use Symfony\Component\Notifier\Message\ChatMessage;
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use Symfony\Component\Notifier\Notification\ChatNotificationInterface;
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use Symfony\Component\Notifier\Notification\Notification;
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use Symfony\Component\Notifier\Recipient\Recipient;
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/**
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* @author Fabien Potencier <fabien@symfony.com>
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*
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* @experimental in 5.0
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*/
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class ChatChannel extends AbstractChannel
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{
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public function notify(Notification $notification, Recipient $recipient, string $transportName = null): void
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{
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if (null === $transportName) {
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throw new LogicException('A Chat notification must have a transport defined.');
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}
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$message = null;
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if ($notification instanceof ChatNotificationInterface) {
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$message = $notification->asChatMessage($recipient, $transportName);
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}
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if (null === $message) {
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$message = ChatMessage::fromNotification($notification, $recipient, $transportName);
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}
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$message->transport($transportName);
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if (null === $this->bus) {
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$this->transport->send($message);
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} else {
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$this->bus->dispatch($message);
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}
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}
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public function supports(Notification $notification, Recipient $recipient): bool
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{
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return true;
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}
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}

‎Channel/EmailChannel.php‎

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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Notifier\Channel;
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use Symfony\Component\Mailer\Envelope;
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use Symfony\Component\Mailer\Messenger\SendEmailMessage;
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use Symfony\Component\Mailer\Transport\TransportInterface;
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use Symfony\Component\Messenger\MessageBusInterface;
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use Symfony\Component\Mime\Email;
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use Symfony\Component\Notifier\Exception\LogicException;
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use Symfony\Component\Notifier\Message\EmailMessage;
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use Symfony\Component\Notifier\Notification\EmailNotificationInterface;
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use Symfony\Component\Notifier\Notification\Notification;
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use Symfony\Component\Notifier\Recipient\Recipient;
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/**
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* @author Fabien Potencier <fabien@symfony.com>
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*
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* @experimental in 5.0
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*/
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class EmailChannel implements ChannelInterface
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{
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private $transport;
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private $bus;
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private $from;
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private $envelope;
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public function __construct(TransportInterface $transport = null, MessageBusInterface $bus = null, string $from = null, Envelope $envelope = null)
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{
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if (null === $transport && null === $bus) {
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throw new LogicException(sprintf('"%s" needs a Transport or a Bus but both cannot be "null".', static::class));
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}
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$this->transport = $transport;
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$this->bus = $bus;
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$this->from = $from ?: ($envelope ? $envelope->getSender() : null);
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$this->envelope = $envelope;
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}
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public function notify(Notification $notification, Recipient $recipient, string $transportName = null): void
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{
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$message = null;
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if ($notification instanceof EmailNotificationInterface) {
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$message = $notification->asEmailMessage($recipient, $transportName);
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}
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$message = $message ?: EmailMessage::fromNotification($notification, $recipient, $transportName);
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$email = $message->getMessage();
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if ($email instanceof Email) {
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if (!$email->getFrom()) {
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if (null === $this->from) {
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throw new LogicException(sprintf('To send the "%s" notification by email, you should either configure a global "from" or set it in the "asEmailMessage()" method.', \get_class($notification)));
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}
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$email->from($this->from);
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}
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if (!$email->getTo()) {
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$email->to($recipient->getEmail());
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}
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}
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if (null !== $this->envelope) {
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$message->envelope($this->envelope);
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}
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if (null !== $transportName) {
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$message->transport($transportName);
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}
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if (null === $this->bus) {
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$this->transport->send($message->getMessage(), $message->getEnvelope());
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} else {
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$this->bus->dispatch(new SendEmailMessage($message->getMessage(), $message->getEnvelope()));
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}
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}
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public function supports(Notification $notification, Recipient $recipient): bool
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{
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return '' !== $recipient->getEmail();
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}
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}

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