Implemented mailing abstraction

Closes #434

1 files changed, 86 insertions, 0 deletions

diff --git a/src/Mail/MailerServiceProvider.php b/src/Mail/MailerServiceProvider.php
new file mode 100644
index 00000000..70cb0d30
--- /dev/null
+++ b/src/Mail/MailerServiceProvider.php
@@ -0,0 +1,86 @@
+<?php
+
+namespace Engelsystem\Mail;
+
+use Engelsystem\Config\Config;
+use Engelsystem\Container\ServiceProvider;
+use Engelsystem\Mail\Transport\LogTransport;
+use InvalidArgumentException;
+use Swift_Mailer as SwiftMailer;
+use Swift_SendmailTransport as SendmailTransport;
+use Swift_SmtpTransport as SmtpTransport;
+use Swift_Transport as Transport;
+
+class MailerServiceProvider extends ServiceProvider
+{
+    public function register()
+    {
+        /** @var Config $config */
+        $config = $this->app->get('config');
+        $mailConfig = $config->get('email');
+
+        $transport = $this->getTransport($mailConfig['driver'], $mailConfig);
+        $this->app->instance(Transport::class, $transport);
+        $this->app->instance('mailer.transport', $transport);
+
+        /** @var SwiftMailer $swiftMailer */
+        $swiftMailer = $this->app->make(SwiftMailer::class);
+        $this->app->instance(SwiftMailer::class, $swiftMailer);
+        $this->app->instance('mailer.swift', $swiftMailer);
+
+        /** @var Mailer $mailer */
+        $mailer = $this->app->make(EngelsystemMailer::class);
+        $mailer->setFromAddress($mailConfig['from']['address']);
+        if (!empty($mailConfig['from']['name'])) {
+            $mailer->setFromName($mailConfig['from']['name']);
+        }
+
+        $this->app->instance(EngelsystemMailer::class, $mailer);
+        $this->app->instance(Mailer::class, $mailer);
+        $this->app->instance('mailer', $mailer);
+    }
+
+    /**
+     * @param string $transport
+     * @param array  $config
+     * @return Transport
+     */
+    protected function getTransport($transport, $config)
+    {
+        switch ($transport) {
+            case 'log':
+                return $this->app->make(LogTransport::class);
+            case 'mail':
+            case 'sendmail':
+                return $this->app->make(SendmailTransport::class, ['command' => $config['sendmail']]);
+            case 'smtp':
+                return $this->getSmtpTransport($config);
+        }
+
+        throw new InvalidArgumentException(sprintf('Mail driver "%s" not found', $transport));
+    }
+
+    /**
+     * @param array $config
+     * @return SmtpTransport
+     */
+    protected function getSmtpTransport(array $config)
+    {
+        /** @var SmtpTransport $transport */
+        $transport = $this->app->make(SmtpTransport::class, [
+            'host'     => $config['host'],
+            'port'     => $config['port'],
+            'security' => $config['encryption'],
+        ]);
+
+        if ($config['username']) {
+            $transport->setUsername($config['username']);
+        }
+
+        if ($config['password']) {
+            $transport->setPassword($config['password']);
+        }
+
+        return $transport;
+    }
+}