Added mail provider class

app/ServiceProvider/ClassProvider.php

@@ -4,7 +4,6 @@ namespace Kanboard\ServiceProvider;
 
 use Pimple\Container;
 use Pimple\ServiceProviderInterface;
-use Kanboard\Core\Mail\Client as EmailClient;
 use Kanboard\Core\ObjectStorage\FileStorage;
 use Kanboard\Core\Paginator;
 use Kanboard\Core\Http\OAuth2;
@@ -161,14 +160,6 @@ class ClassProvider implements ServiceProviderInterface
             return new FileStorage(FILES_DIR);
         };
 
-        $container['emailClient'] = function ($container) {
-            $mailer = new EmailClient($container);
-            $mailer->setTransport('smtp', '\Kanboard\Core\Mail\Transport\Smtp');
-            $mailer->setTransport('sendmail', '\Kanboard\Core\Mail\Transport\Sendmail');
-            $mailer->setTransport('mail', '\Kanboard\Core\Mail\Transport\Mail');
-            return $mailer;
-        };
-
         $container['cspRules'] = array(
             'default-src' => "'self'",
             'style-src' => "'self' 'unsafe-inline'",

app/ServiceProvider/MailProvider.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace Kanboard\ServiceProvider;
+
+use Kanboard\Core\Mail\Client as EmailClient;
+use Pimple\Container;
+use Pimple\ServiceProviderInterface;
+
+/**
+ * Mail Provider
+ *
+ * @package Kanboard\ServiceProvider
+ * @author  Frederic Guillot
+ */
+class MailProvider implements ServiceProviderInterface
+{
+    /**
+     * Registers services on the given container.
+     *
+     * @param Container $container
+     */
+    public function register(Container $container)
+    {
+        $container['emailClient'] = function ($container) {
+            $mailer = new EmailClient($container);
+            $mailer->setTransport('smtp', '\Kanboard\Core\Mail\Transport\Smtp');
+            $mailer->setTransport('sendmail', '\Kanboard\Core\Mail\Transport\Sendmail');
+            $mailer->setTransport('mail', '\Kanboard\Core\Mail\Transport\Mail');
+            return $mailer;
+        };
+
+        return $container;
+    }
+}

app/common.php

@@ -31,6 +31,7 @@ require __DIR__.'/constants.php';
 require __DIR__.'/check_setup.php';
 
 $container = new Pimple\Container;
+$container->register(new Kanboard\ServiceProvider\MailProvider());
 $container->register(new Kanboard\ServiceProvider\HelperProvider());
 $container->register(new Kanboard\ServiceProvider\SessionProvider());
 $container->register(new Kanboard\ServiceProvider\LoggingProvider());