Init commit

.gitignore

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+vendor
+composer.lock
+.idea

composer.json

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+{
+    "name": "vitalybaev/laravel5-dkim",
+    "description": "Laravel 5 package for signing outgoing messages with DKIM.",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Vitaly Baev",
+            "email": "[email protected]"
+        }
+    ],
+    "require": {
+        "laravel/framework": "^5.2"
+    }
+}

src/DkimMailServiceProvider.php

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+<?php
+
+namespace Vitalybaev\LaravelDkim;
+
+use Illuminate\Mail\MailServiceProvider;
+
+class DkimMailServiceProvider extends MailServiceProvider
+{
+    /**
+     * Register the service provider.
+     *
+     * @return void
+     */
+    public function register()
+    {
+        parent::registerSwiftMailer();
+
+        $this->app->singleton('mailer', function ($app) {
+            // Once we have create the mailer instance, we will set a container instance
+            // on the mailer. This allows us to resolve mailer classes via containers
+            // for maximum testability on said classes instead of passing Closures.
+            $mailer = new Mailer(
+                $app['view'], $app['swift.mailer'], $app['events']
+            );
+
+            $this->setMailerDependencies($mailer, $app);
+
+            // If a "from" address is set, we will set it on the mailer so that all mail
+            // messages sent by the applications will utilize the same "from" address
+            // on each one, which makes the developer's life a lot more convenient.
+            $from = $app['config']['mail.from'];
+
+            if (is_array($from) && isset($from['address'])) {
+                $mailer->alwaysFrom($from['address'], $from['name']);
+            }
+
+            $to = $app['config']['mail.to'];
+
+            if (is_array($to) && isset($to['address'])) {
+                $mailer->alwaysTo($to['address'], $to['name']);
+            }
+
+            return $mailer;
+        });
+    }
+}

src/Mailer.php

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+<?php
+
+namespace Vitalybaev\LaravelDkim;
+
+use Swift_Message;
+
+class Mailer extends \Illuminate\Mail\Mailer
+{
+    protected function createMessage()
+    {
+        $message = new Message(new Swift_Message);
+
+        // If a global from address has been specified we will set it on every message
+        // instances so the developer does not have to repeat themselves every time
+        // they create a new message. We will just go ahead and push the address.
+        if (! empty($this->from['address'])) {
+            $message->from($this->from['address'], $this->from['name']);
+        }
+
+        if (config('mail.driver') == 'smtp') {
+            if (config('mail.dkim_selector') && config('mail.dkim_domain') && config('mail.dkim_private_key')) {
+                $message->attachDkim(config('mail.dkim_selector'), config('mail.dkim_domain'), config('mail.dkim_private_key'));
+            }
+        }
+
+        return $message;
+    }
+
+}

src/Message.php

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+<?php
+
+namespace Vitalybaev\LaravelDkim;
+
+use Swift_Signers_DKIMSigner;
+
+class Message extends \Illuminate\Mail\Message
+{
+    /**
+     * @param $selector
+     * @param $domain
+     * @param $privateKey
+     *
+     * @return $this
+     */
+    public function attachDkim($selector, $domain, $privateKey)
+    {
+        $signer = new Swift_Signers_DKIMSigner($privateKey, $domain, $selector);
+        $this->swift->attachSigner($signer);
+
+        return $this;
+    }
+}