added the Mailer component

src/Symfony/Bundle/FrameworkBundle/DependencyInjection/Configuration.php

@@ -26,6 +26,7 @@
 use Symfony\Component\HttpFoundation\Cookie;
 use Symfony\Component\Lock\Lock;
 use Symfony\Component\Lock\Store\SemaphoreStore;
+use Symfony\Component\Mailer\Mailer;
 use Symfony\Component\Messenger\MessageBusInterface;
 use Symfony\Component\PropertyInfo\PropertyInfoExtractorInterface;
 use Symfony\Component\Security\Csrf\CsrfTokenManagerInterface;
@@ -112,6 +113,7 @@ public function getConfigTreeBuilder()
         $this->addMessengerSection($rootNode);
         $this->addRobotsIndexSection($rootNode);
         $this->addHttpClientSection($rootNode);
+        $this->addMailerSection($rootNode);
 
         return $treeBuilder;
     }
@@ -1344,4 +1346,19 @@ private function addHttpClientOptionsSection(NodeBuilder $rootNode)
             ->end()
         ;
     }
+
+    private function addMailerSection(ArrayNodeDefinition $rootNode)
+    {
+        $rootNode
+            ->children()
+                ->arrayNode('mailer')
+                    ->info('Mailer configuration')
+                    ->{!class_exists(FullStack::class) && class_exists(Mailer::class) ? 'canBeDisabled' : 'canBeEnabled'}()
+                    ->children()
+                        ->scalarNode('dsn')->defaultValue('smtp://null')->end()
+                    ->end()
+                ->end()
+            ->end()
+        ;
+    }
 }

src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php

@@ -74,6 +74,7 @@
 use Symfony\Component\Lock\Store\FlockStore;
 use Symfony\Component\Lock\Store\StoreFactory;
 use Symfony\Component\Lock\StoreInterface;
+use Symfony\Component\Mailer\Mailer;
 use Symfony\Component\Messenger\Handler\MessageHandlerInterface;
 use Symfony\Component\Messenger\MessageBus;
 use Symfony\Component\Messenger\MessageBusInterface;
@@ -316,6 +317,10 @@ public function load(array $configs, ContainerBuilder $container)
             $this->registerHttpClientConfiguration($config['http_client'], $container, $loader);
         }
 
+        if ($this->isConfigEnabled($container, $config['mailer'])) {
+            $this->registerMailerConfiguration($config['mailer'], $container, $loader);
+        }
+
         if ($this->isConfigEnabled($container, $config['web_link'])) {
             if (!class_exists(HttpHeaderSerializer::class)) {
                 throw new LogicException('WebLink support cannot be enabled as the WebLink component is not installed. Try running "composer require symfony/weblink".');
@@ -1854,6 +1859,16 @@ public function merge(array $options, array $defaultOptions)
         }
     }
 
+    private function registerMailerConfiguration(array $config, ContainerBuilder $container, XmlFileLoader $loader)
+    {
+        if (!class_exists(Mailer::class)) {
+            throw new LogicException('Mailer support cannot be enabled as the component is not installed. Try running "composer require symfony/mailer".');
+        }
+
+        $loader->load('mailer.xml');
+        $container->getDefinition('mailer.transport')->setArgument(0, $config['dsn']);
+    }
+
     /**
      * Returns the base path for the XSD files.
      *

src/Symfony/Bundle/FrameworkBundle/Resources/config/mailer.xml

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+
+<container xmlns="http://symfony.com/schema/dic/services"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">
+
+    <services>
+        <defaults public="false" />
+
+        <service id="mailer" class="Symfony\Component\Mailer\Mailer">
+            <argument type="service" id="mailer.transport" />
+            <argument type="service" id="message_bus" on-invalid="ignore" />
+        </service>
+        <service id="Symfony\Component\Mailer\MailerInterface" alias="mailer" />
+
+        <service id="mailer.transport" class="Symfony\Component\Mailer\Transport\TransportInterface">
+            <factory class="Symfony\Component\Mailer\Transport" method="fromDsn" />
+            <argument></argument> <!-- env(MAILER_DSN) -->
+            <argument type="service" id="event_dispatcher" />
+            <argument type="service" id="http_client" on-invalid="ignore" />
+            <argument type="service" id="logger" on-invalid="ignore" />
+        </service>
+        <service id="Symfony\Component\Mailer\Transport\TransportInterface" alias="mailer.transport" />
+
+        <service id="mailer.messenger.message_handler" class="Symfony\Component\Mailer\Messenger\MessageHandler">
+            <argument type="service" id="mailer.transport" />
+            <tag name="messenger.message_handler" />
+        </service>
+    </services>
+</container>

src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/ConfigurationTest.php

@@ -20,6 +20,7 @@
 use Symfony\Component\HttpClient\HttpClient;
 use Symfony\Component\Lock\Store\SemaphoreStore;
 use Symfony\Component\Messenger\MessageBusInterface;
+use Symfony\Component\Mailer\Mailer;
 
 class ConfigurationTest extends TestCase
 {
@@ -336,6 +337,10 @@ class_exists(SemaphoreStore::class) && SemaphoreStore::isSupported() ? 'semaphor
                 'enabled' => !class_exists(FullStack::class) && class_exists(HttpClient::class),
                 'clients' => [],
             ],
+            'mailer' => [
+                'dsn' => 'smtp://null',
+                'enabled' => !class_exists(FullStack::class) && class_exists(Mailer::class),
+            ],
         ];
     }
 }

src/Symfony/Bundle/FrameworkBundle/composer.json

@@ -42,6 +42,7 @@
         "symfony/form": "^4.3",
         "symfony/expression-language": "~3.4|~4.0",
         "symfony/http-client": "^4.3",
+        "symfony/mailer": "^4.3",
         "symfony/messenger": "^4.3",
         "symfony/mime": "^4.3",
         "symfony/process": "~3.4|~4.0",

src/Symfony/Bundle/TwigBundle/DependencyInjection/TwigExtension.php

@@ -19,6 +19,7 @@
 use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;
 use Symfony\Component\DependencyInjection\Reference;
 use Symfony\Component\HttpKernel\DependencyInjection\Extension;
+use Symfony\Component\Mailer\Mailer;
 use Symfony\Component\Translation\Translator;
 use Twig\Extension\ExtensionInterface;
 use Twig\Extension\RuntimeExtensionInterface;
@@ -49,6 +50,10 @@ public function load(array $configs, ContainerBuilder $container)
             $loader->load('console.xml');
         }
 
+        if (class_exists(Mailer::class)) {
+            $loader->load('mailer.xml');
+        }
+
         if (!class_exists(Translator::class)) {
             $container->removeDefinition('twig.translation.extractor');
         }

src/Symfony/Bundle/TwigBundle/Resources/config/mailer.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+
+<container xmlns="http://symfony.com/schema/dic/services"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">
+
+    <services>
+        <defaults public="false" />
+
+        <service id="twig.mailer.message_listener" class="Symfony\Component\Mailer\EventListener\MessageListener">
+            <argument />
+            <argument type="service" id="twig.mime_body_renderer" />
+        </service>
+
+        <service id="twig.mime_body_renderer" class="Symfony\Bridge\Twig\Mime\BodyRenderer">
+            <argument type="service" id="twig" />
+        </service>
+    </services>
+</container>

src/Symfony/Component/Mailer/Bridge/Amazon/CHANGELOG.md

@@ -0,0 +1,7 @@
+CHANGELOG
+=========
+
+4.3.0
+-----
+
+ * added the bridge

src/Symfony/Component/Mailer/Bridge/Amazon/Http/Api/SesTransport.php

@@ -0,0 +1,103 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Mailer\Bridge\Amazon\Http\Api;
+
+use Psr\Log\LoggerInterface;
+use Symfony\Component\EventDispatcher\EventDispatcherInterface;
+use Symfony\Component\Mailer\Exception\TransportException;
+use Symfony\Component\Mailer\SmtpEnvelope;
+use Symfony\Component\Mailer\Transport\Http\Api\AbstractApiTransport;
+use Symfony\Component\Mime\Email;
+use Symfony\Contracts\HttpClient\HttpClientInterface;
+
+/**
+ * @experimental in 4.3
+ */
+class SesTransport extends AbstractApiTransport
+{
+    private const ENDPOINT = 'https://email.%region%.amazonaws.com';
+
+    private $accessKey;
+    private $secretKey;
+    private $region;
+
+    /**
+     * @param string $region Amazon SES region (currently one of us-east-1, us-west-2, or eu-west-1)
+     */
+    public function __construct(string $accessKey, string $secretKey, string $region = null, HttpClientInterface $client = null, EventDispatcherInterface $dispatcher = null, LoggerInterface $logger = null)
+    {
+        $this->accessKey = $accessKey;
+        $this->secretKey = $secretKey;
+        $this->region = $region ?: 'eu-west-1';
+
+        parent::__construct($client, $dispatcher, $logger);
+    }
+
+    protected function doSendEmail(Email $email, SmtpEnvelope $envelope): void
+    {
+        $date = gmdate('D, d M Y H:i:s e');
+        $auth = sprintf('AWS3-HTTPS AWSAccessKeyId=%s,Algorithm=HmacSHA256,Signature=%s', $this->accessKey, $this->getSignature($date));
+
+        $endpoint = str_replace('%region%', $this->region, self::ENDPOINT);
+        $response = $this->client->request('POST', $endpoint, [
+            'headers' => [
+                'X-Amzn-Authorization' => $auth,
+                'Date' => $date,
+                'Content-Type' => 'application/x-www-form-urlencoded',
+            ],
+            'body' => $this->getPayload($email, $envelope),
+        ]);
+
+        if (200 !== $response->getStatusCode()) {
+            $error = new \SimpleXMLElement($response->getContent(false));
+
+            throw new TransportException(sprintf('Unable to send an email: %s (code %s).', $error->Error->Message, $error->Error->Code));
+        }
+    }
+
+    private function getSignature(string $string): string
+    {
+        return base64_encode(hash_hmac('sha256', $string, $this->secretKey, true));
+    }
+
+    private function getPayload(Email $email, SmtpEnvelope $envelope): array
+    {
+        if ($email->getAttachments()) {
+            return [
+                'Action' => 'SendRawEmail',
+                'RawMessage.Data' => \base64_encode($email->toString()),
+            ];
+        }
+
+        $payload = [
+            'Action' => 'SendEmail',
+            'Destination.ToAddresses.member' => $this->stringifyAddresses($this->getRecipients($email, $envelope)),
+            'Message.Subject.Data' => $email->getSubject(),
+            'Source' => $envelope->getSender()->toString(),
+        ];
+
+        if ($emails = $email->getCc()) {
+            $payload['Destination.CcAddresses.member'] = $this->stringifyAddresses($emails);
+        }
+        if ($emails = $email->getBcc()) {
+            $payload['Destination.BccAddresses.member'] = $this->stringifyAddresses($emails);
+        }
+        if ($email->getTextBody()) {
+            $payload['Message.Body.Text.Data'] = $email->getTextBody();
+        }
+        if ($email->getHtmlBody()) {
+            $payload['Message.Body.Html.Data'] = $email->getHtmlBody();
+        }
+
+        return $payload;
+    }
+}

src/Symfony/Component/Mailer/Bridge/Amazon/Http/SesTransport.php

@@ -0,0 +1,75 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Mailer\Bridge\Amazon\Http;
+
+use Psr\Log\LoggerInterface;
+use Symfony\Component\EventDispatcher\EventDispatcherInterface;
+use Symfony\Component\HttpClient\HttpClient;
+use Symfony\Component\Mailer\Exception\TransportException;
+use Symfony\Component\Mailer\SentMessage;
+use Symfony\Component\Mailer\Transport\AbstractTransport;
+use Symfony\Contracts\HttpClient\HttpClientInterface;
+
+/**
+ * @experimental in 4.3
+ */
+class SesTransport extends AbstractTransport
+{
+    private const ENDPOINT = 'https://email.%region%.amazonaws.com';
+
+    private $client;
+    private $accessKey;
+    private $secretKey;
+    private $region;
+
+    /**
+     * @param string $region Amazon SES region (currently one of us-east-1, us-west-2, or eu-west-1)
+     */
+    public function __construct(string $accessKey, string $secretKey, string $region = null, HttpClientInterface $client = null, EventDispatcherInterface $dispatcher = null, LoggerInterface $logger = null)
+    {
+        $this->client = $client ?? HttpClient::create();
+        $this->accessKey = $accessKey;
+        $this->secretKey = $secretKey;
+        $this->region = $region ?: 'eu-west-1';
+
+        parent::__construct($dispatcher, $logger);
+    }
+
+    protected function doSend(SentMessage $message): void
+    {
+        $date = gmdate('D, d M Y H:i:s e');
+        $auth = sprintf('AWS3-HTTPS AWSAccessKeyId=%s,Algorithm=HmacSHA256,Signature=%s', $this->accessKey, $this->getSignature($date));
+
+        $endpoint = str_replace('%region%', $this->region, self::ENDPOINT);
+        $response = $this->client->request('POST', $endpoint, [
+            'headers' => [
+                'X-Amzn-Authorization' => $auth,
+                'Date' => $date,
+            ],
+            'body' => [
+                'Action' => 'SendRawEmail',
+                'RawMessage.Data' => \base64_encode($message->toString()),
+            ],
+        ]);
+
+        if (200 !== $response->getStatusCode()) {
+            $error = new \SimpleXMLElement($response->getContent(false));
+
+            throw new TransportException(sprintf('Unable to send an email: %s (code %s).', $error->Error->Message, $error->Error->Code));
+        }
+    }
+
+    private function getSignature(string $string): string
+    {
+        return base64_encode(hash_hmac('sha256', $string, $this->secretKey, true));
+    }
+}

src/Symfony/Component/Mailer/Bridge/Amazon/LICENSE

@@ -0,0 +1,19 @@
+Copyright (c) 2019 Fabien Potencier
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is furnished
+to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

src/Symfony/Component/Mailer/Bridge/Amazon/README.md

@@ -0,0 +1,12 @@
+Amazon Mailer
+=============
+
+Provides Amazon SES integration for Symfony Mailer.
+
+Resources
+---------
+
+  * [Contributing](https://symfony.com/doc/current/contributing/index.html)
+  * [Report issues](https://github.com/symfony/symfony/issues) and
+    [send Pull Requests](https://github.com/symfony/symfony/pulls)
+    in the [main Symfony repository](https://github.com/symfony/symfony)