Register `appName` as global view variable

Minor mail template improvements

modules/backend/views/mail/invite.htm

@@ -1,14 +1,14 @@
-subject = "Welcome to October CMS"
+subject = "Welcome to {{ appName }}"
 layout = "system"
 description = "Invite new admin to the site"
 ==
 Hi {{ name }}
 
-A user account has been created for you.
+A user account has been created for you on **{{ appName }}**.
 
 {% component 'panel' %}
-- Login: `{{ login }}`
+- Login: `{{ login ?: 'sample' }}`
-- Password: `{{ password }}`
+- Password: `{{ password ?: '********' }}`
 {% endcomponent %}
 
 You can use the following link to sign in:

modules/system/ServiceProvider.php

@@ -2,6 +2,7 @@
 
 use App;
 use Lang;
+use View;
 use Event;
 use Config;
 use Backend;
@@ -54,6 +55,7 @@ class ServiceProvider extends ModuleServiceProvider
         $this->registerMarkupTags();
         $this->registerAssetBundles();
         $this->registerValidator();
+        $this->registerGlobalViewVars();
 
         /*
          * Register other module providers
@@ -518,4 +520,9 @@ class ServiceProvider extends ModuleServiceProvider
             });
         });
     }
+
+    protected function registerGlobalViewVars()
+    {
+        View::share('appName', Config::get('app.name'));
+    }
 }

modules/system/classes/MailManager.php

@@ -1,7 +1,6 @@
 <?php namespace System\Classes;
 
 use Twig;
-use Config;
 use Markdown;
 use System\Models\MailPartial;
 use System\Models\MailTemplate;
@@ -94,8 +93,7 @@ class MailManager
         }
 
         $data += [
-            'subject' => $swiftMessage->getSubject(),
+            'subject' => $swiftMessage->getSubject()
-            'appName' => Config::get('app.name')
         ];
 
         /*

modules/system/helpers/View.php

@@ -2,6 +2,16 @@
 
 use View as ViewFacade;
 
+/**
+ * This helper class is used to extract basic variables
+ * (scalar or array) from the global `View` Facade.
+ *
+ * You can register these global variables with `View::share`.
+ *
+ *     View::share('siteName', 'OctoberCMS');
+ *
+ * Then available globally for use in the front-end and mail templates.
+ */
 class View
 {
     /**

modules/system/models/mailbrandsetting/custom.less

@@ -201,6 +201,10 @@ img {
     padding: 35px;
 }
 
+.wrapper.layout-system .content-cell {
+    padding: 35px 0;
+}
+
 /* Buttons */
 
 .action {

modules/system/views/mail/layout-default.htm

@@ -14,7 +14,7 @@ name = "Default layout"
         {{ css|raw }}
     </style>
 
-    <table class="wrapper" width="100%" cellpadding="0" cellspacing="0">
+    <table class="wrapper layout-default" width="100%" cellpadding="0" cellspacing="0">
 
         <!-- Header -->
         {% component 'header' %}

modules/system/views/mail/layout-system.htm

@@ -18,7 +18,7 @@ This is an automatic message. Please do not reply to it.
         {{ css|raw }}
     </style>
 
-    <table class="wrapper" width="100%" cellpadding="0" cellspacing="0">
+    <table class="wrapper layout-system" width="100%" cellpadding="0" cellspacing="0">
         <tr>
             <td align="center">
                 <table class="content" width="100%" cellpadding="0" cellspacing="0">