Edit the mail config from the dashboard and provide testing button

app/Bus/Commands/System/Config/UpdateConfigCommand.php

@@ -0,0 +1,39 @@
+<?php
+
+/*
+ * This file is part of Cachet.
+ *
+ * (c) Alt Three Services Limited
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace CachetHQ\Cachet\Bus\Commands\System\Config;
+
+/**
+ * This is the update config command class.
+ *
+ * @author James Brooks <james@alt-three.com>
+ */
+class UpdateConfigCommand
+{
+    /**
+     * This is the config key/values array.
+     *
+     * @var array
+     */
+    public $values;
+
+    /**
+     * Create a new update config command instance.
+     *
+     * @param array $values
+     *
+     * @return void
+     */
+    public function __construct($values)
+    {
+        $this->values = $values;
+    }
+}

app/Bus/Commands/System/Mail/TestMailCommand.php

@@ -0,0 +1,41 @@
+<?php
+
+/*
+ * This file is part of Cachet.
+ *
+ * (c) Alt Three Services Limited
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace CachetHQ\Cachet\Bus\Commands\System\Mail;
+
+use CachetHQ\Cachet\Models\User;
+
+/**
+ * This is the test mail command class.
+ *
+ * @author James Brooks <james@alt-three.com>
+ */
+class TestMailCommand
+{
+    /**
+     * The user to send the notification to.
+     *
+     * @var \CachetHQ\Cachet\Models\User
+     */
+    public $user;
+
+    /**
+     * Create a new test mail command.
+     *
+     * @param \CachetHQ\Cachet\Models\User $user
+     *
+     * @return void
+     */
+    public function __construct(User $user)
+    {
+        $this->user = $user;
+    }
+}

app/Bus/Handlers/Commands/System/Config/UpdateConfigCommandHandler.php

@@ -0,0 +1,68 @@
+<?php
+
+/*
+ * This file is part of Cachet.
+ *
+ * (c) Alt Three Services Limited
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace CachetHQ\Cachet\Bus\Handlers\Commands\System\Config;
+
+use Dotenv\Dotenv;
+use Dotenv\Exception\InvalidPathException;
+use CachetHQ\Cachet\Bus\Commands\System\Config\UpdateConfigCommand;
+
+/**
+ * This is the update config command handler class.
+ *
+ * @author James Brooks <james@alt-three.com>
+ */
+class UpdateConfigCommandHandler
+{
+    /**
+     * Handle update config command handler instance.
+     *
+     * @param \CachetHQ\Cachet\Bus\Commands\System\Config\UpdateConfigCommand $command
+     *
+     * @return void
+     */
+    public function handle(UpdateConfigCommand $command)
+    {
+        foreach ($command->values as $setting => $value) {
+            $this->writeEnv($setting, $value);
+        }
+    }
+
+    /**
+     * Writes to the .env file with given parameters.
+     *
+     * @param string $key
+     * @param mixed  $value
+     *
+     * @return void
+     */
+    protected function writeEnv($key, $value)
+    {
+        $dir = app()->environmentPath();
+        $file = app()->environmentFile();
+        $path = "{$dir}/{$file}";
+
+        try {
+            (new Dotenv($dir, $file))->load();
+
+            $envKey = strtoupper($key);
+            $envValue = env($envKey) ?: 'null';
+
+            file_put_contents($path, str_replace(
+                "{$envKey}={$envValue}",
+                "{$envKey}={$value}",
+                file_get_contents($path)
+            ));
+        } catch (InvalidPathException $e) {
+            throw $e;
+        }
+    }
+}

app/Bus/Handlers/Commands/System/Mail/TestMailCommandHandler.php

@@ -0,0 +1,64 @@
+<?php
+
+/*
+ * This file is part of Cachet.
+ *
+ * (c) Alt Three Services Limited
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace CachetHQ\Cachet\Bus\Handlers\Commands\System\Mail;
+
+use CachetHQ\Cachet\Bus\Commands\System\Mail\TestMailCommand;
+use Illuminate\Contracts\Mail\MailQueue;
+
+/**
+ * This is the test mail command handler class.
+ *
+ * @author James Brooks <james@alt-three.com>
+ */
+class TestMailCommandHandler
+{
+    /**
+     * The mailer instance.
+     *
+     * @var \Illuminate\Contracts\Mail\Mailer
+     */
+    protected $mailer;
+
+    /**
+     * Create a test mail command handler.
+     *
+     * @param \Illuminate\Contracts\Mail\Mailer $mailer
+     *
+     * @return void
+     */
+    public function __construct(MailQueue $mailer)
+    {
+        $this->mailer = $mailer;
+    }
+
+    /**
+     * Handle the test mail command.
+     *
+     * @param \CachetHQ\Cachet\Bus\Commands\System\Mail\TestMailCommand $command
+     *
+     * @return void
+     */
+    public function handle(TestMailCommand $command)
+    {
+        $mail = [
+            'email'   => $command->user->email,
+            'subject' => trans('dashboard.settings.mail.email.subject'),
+        ];
+
+        $this->mailer->queue([
+            'html' => 'emails.system.test-html',
+            'text' => 'emails.system.test-text',
+        ], $mail, function ($message) use ($mail) {
+            $message->to($mail['email'])->subject($mail['subject']);
+        });
+    }
+}

app/Composers/SettingsComposer.php

@@ -0,0 +1,85 @@
+<?php
+
+/*
+ * This file is part of Cachet.
+ *
+ * (c) Alt Three Services Limited
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace CachetHQ\Cachet\Composers;
+
+use CachetHQ\Cachet\Models\Component;
+use CachetHQ\Cachet\Models\Incident;
+use CachetHQ\Cachet\Models\IncidentTemplate;
+use CachetHQ\Cachet\Models\Schedule;
+use CachetHQ\Cachet\Models\Subscriber;
+use Illuminate\Contracts\View\View;
+
+/**
+ * This is the settings composer.
+ *
+ * @author James Brooks <james@alt-three.com>
+ */
+class SettingsComposer
+{
+    /**
+     * Array of cache drivers.
+     *
+     * @var string[]
+     */
+    protected $cacheDrivers = [
+        'apc'       => 'APC(u)',
+        'array'     => 'Array',
+        'database'  => 'Database',
+        'file'      => 'File',
+        'memcached' => 'Memcached',
+        'redis'     => 'Redis',
+    ];
+
+    /**
+     * Array of cache drivers.
+     *
+     * @var string[]
+     */
+    protected $mailDrivers = [
+        'smtp'     => 'SMTP',
+        'mail'     => 'Mail',
+        'sendmail' => 'Sendmail',
+        'mailgun'  => 'Mailgun',
+        'mandrill' => 'Mandrill',
+        // 'ses'       => 'Amazon SES', this will be available only if aws/aws-sdk-php is installed
+        'sparkpost' => 'SparkPost',
+        'log'       => 'Log (Testing)',
+    ];
+
+    /**
+     * Array of queue drivers.
+     *
+     * @var string[]
+     */
+    protected $queueDrivers = [
+        'null'       => 'None',
+        'sync'       => 'Synchronous',
+        'database'   => 'Database',
+        'beanstalkd' => 'Beanstalk',
+        'sqs'        => 'Amazon SQS',
+        'redis'      => 'Redis',
+    ];
+
+    /**
+     * Bind data to the view.
+     *
+     * @param \Illuminate\Contracts\View\View $view
+     *
+     * @return void
+     */
+    public function compose(View $view)
+    {
+        $view->withCacheDrivers($this->cacheDrivers);
+        $view->withMailDrivers($this->mailDrivers);
+        $view->withQueueDrivers($this->queueDrivers);
+    }
+}

app/Foundation/Providers/ComposerServiceProvider.php

@@ -21,6 +21,7 @@ use CachetHQ\Cachet\Composers\Modules\ScheduledComposer as ScheduledModuleCompos
 use CachetHQ\Cachet\Composers\Modules\StatusComposer as StatusModuleComposer;
 use CachetHQ\Cachet\Composers\Modules\StickiedComposer as StickiedModuleComposer;
 use CachetHQ\Cachet\Composers\Modules\TimelineComposer as TimelineModuleComposer;
+use CachetHQ\Cachet\Composers\SettingsComposer;
 use CachetHQ\Cachet\Composers\ThemeComposer;
 use CachetHQ\Cachet\Composers\TimezoneLocaleComposer;
 use Illuminate\Contracts\View\Factory;
@@ -48,6 +49,7 @@ class ComposerServiceProvider extends ServiceProvider
         $factory->composer('partials.modules.scheduled', ScheduledModuleComposer::class);
         $factory->composer('partials.modules.status', StatusModuleComposer::class);
         $factory->composer('partials.modules.timeline', TimelineModuleComposer::class);
+        $factory->composer(['dashboard.settings.mail', 'setup.*'], SettingsComposer::class);
     }
 
     /**

app/Http/Controllers/Dashboard/SettingsController.php

@@ -11,12 +11,15 @@
 
 namespace CachetHQ\Cachet\Http\Controllers\Dashboard;
 
+use CachetHQ\Cachet\Bus\Commands\System\Config\UpdateConfigCommand;
+use CachetHQ\Cachet\Bus\Commands\System\Mail\TestMailCommand;
 use CachetHQ\Cachet\Integrations\Contracts\Credits;
 use CachetHQ\Cachet\Models\User;
 use CachetHQ\Cachet\Settings\Repository;
 use Exception;
 use GrahamCampbell\Binput\Facades\Binput;
 use Illuminate\Routing\Controller;
+use Illuminate\Support\Facades\Auth;
 use Illuminate\Support\Facades\Config;
 use Illuminate\Support\Facades\Lang;
 use Illuminate\Support\Facades\Log;
@@ -96,6 +99,12 @@ class SettingsController extends Controller
                 'icon'   => 'ion-ios-list',
                 'active' => false,
             ],
+            'mail' => [
+                'title'  => trans('dashboard.settings.mail.mail'),
+                'url'    => cachet_route('dashboard.settings.mail'),
+                'icon'   => 'ion-paper-airplane',
+                'active' => false,
+            ],
             'about' => [
                 'title'  => CACHET_VERSION,
                 'url'    => 'javascript: void(0);',
@@ -266,6 +275,47 @@ class SettingsController extends Controller
         return View::make('dashboard.settings.log')->withLog($logContents)->withSubMenu($this->subMenu);
     }
 
+    /**
+     * Show the mail settings view.
+     *
+     * @return \Illuminate\View\View
+     */
+    public function showMailView()
+    {
+        $this->subMenu['mail']['active'] = true;
+
+        return View::make('dashboard.settings.mail')->withConfig(Config::get('mail'));
+    }
+
+    /**
+     * Test the mail config.
+     *
+     * @return \Illuminate\Http\RedirectResponse
+     */
+    public function testMail()
+    {
+        dispatch(new TestMailCommand(Auth::user()));
+
+        return cachet_redirect('dashboard.settings.mail')
+            ->withSuccess(trans('dashboard.notifications.awesome'));;
+    }
+
+    /**
+     * Handle updating of the settings.
+     *
+     * @return \Illuminate\Http\RedirectResponse
+     */
+    public function postMail()
+    {
+        $config = Binput::get('config');
+
+        dispatch(new UpdateConfigCommand($config));
+
+        return cachet_redirect('dashboard.settings.mail')
+            ->withInput(Binput::all())
+            ->withSuccess(trans('dashboard.notifications.awesome'));
+    }
+
     /**
      * Updates the status page settings.
      *

app/Http/Routes/Dashboard/SettingRoutes.php

@@ -78,6 +78,18 @@ class SettingRoutes
                 'as'   => 'get:dashboard.settings.log',
                 'uses' => 'SettingsController@showLogView',
             ]);
+            $router->get('mail', [
+                'as'   => 'get:dashboard.settings.mail',
+                'uses' => 'SettingsController@showMailView',
+            ]);
+            $router->post('mail', [
+                'as'   => 'post:dashboard.settings.mail',
+                'uses' => 'SettingsController@postMail',
+            ]);
+            $router->post('mail/test', [
+                'as'   => 'post:dashboard.settings.mail.test',
+                'uses' => 'SettingsController@testMail',
+            ]);
 
             $router->post('/', [
                 'as'   => 'post:dashboard.settings',