diff --git a/application/controllers/admin/Blog.php b/application/controllers/admin/Blog.php
index 3a136bd..4c58918 100644
--- a/application/controllers/admin/Blog.php
+++ b/application/controllers/admin/Blog.php
@@ -1,7 +1,7 @@
 <?php
 defined('BASEPATH') OR exit('No direct script access allowed');
 
-class Blog extends CI_Controller
+class Blog extends MY_Controller
 {
 
     public function __construct()
@@ -13,7 +13,7 @@ class Blog extends CI_Controller
 
     public function index()
     {
-        if (!isset($_SESSION['user']) || empty($_SESSION['user']) || $_SESSION['user']['rank'] < 6) redirect(base_url('login'));
+        $this->neededPermission('blog.view');
         $posts = $this->BlogModel->getPostList(false);
         $this->load->view('admin/sidebar', ['title' => 'Alle Blog-Posts']);
         $this->load->view('admin/blog_posts', ['posts' => $posts]);
@@ -21,9 +21,7 @@ class Blog extends CI_Controller
     }
 
     public function tags() {
-        if (!isset($_SESSION['user']) || empty($_SESSION['user']) || $_SESSION['user']['rank'] < 6) {
-            redirect(base_url('login'));
-        }
+        $this->neededPermission('blog.view');
 
         $tags = $this->BlogModel->getAllTags();
         $tags = $this->BlogModel->mergeTagInfo($tags);
@@ -296,9 +294,10 @@ class Blog extends CI_Controller
         }
 
         $categories = $this->BlogModel->getCategories();
-        $this->load->view('admin/sidebar', ['title' => 'Blog-Post erstellen', 'additionalStyles' => ['lib/medium-editor.min.css', 'lib/default.min.css', 'lib/medium-editor-insert-plugin.min.css']]);
+        $this->load->view('admin/sidebar', ['title' => 'Blog-Post erstellen', 'additionalStyles' => ['lib/bootstrap-tagsinput.css', 'lib/bootstrap-tagsinput-typeahead.css']]);
         $this->load->view('admin/blog_edit', ['categories' => $categories, 'postID' => $postID, 'contents' => $contents, 'translations' => $translations, 'postLanguage' => $lang]);
-        $this->load->view('admin/footer', ['additionalScripts' => ['lib/medium-editor.min.js', 'lib/handlebars.runtime-v4.0.10.js', 'lib/jquery-sortable.min.js', 'lib/jquery.ui.widget.js', 'lib/jquery.iframe-transport.js', 'lib/jquery.fileupload.js', 'lib/medium-editor-insert-plugin.min.js', 'lib/autolist.min.js', 'lib/highlight.pack.js', 'lib/quill.min.js', 'blog-edit.js']]);
+        $this->load->view('admin/footer', ['additionalScripts' => ['lib/typeahead.bundle.min.js', 'lib/bootstrap-tagsinput.min.js', 'lib/highlight.pack.js', 'lib/quill.min.js', 'blog-edit.js']]);
+
     }
 
     public function history($postID = NULL)
@@ -363,7 +362,91 @@ class Blog extends CI_Controller
             header("Content-Type: application/json");
             exit;
         }
-        echo json_encode($this->BlogModel->getAllTags());
+        $result = array_map(function($value) {
+            return $value['display_name'];
+        }, $this->BlogModel->getAllTags());
+        echo json_encode($result);
+//        echo json_encode($this->BlogModel->getAllTags());
         header("Content-Type: application/json");
     }
-}
\ No newline at end of file
+
+    public function updatePreview() {
+        header('Content-Type: application/json');
+        if(!$this->hasPermission('blog.create')) {
+            echo json_encode(['success' => false, 'message' => 'Du hast nicht genügend Rechte, um die Vorschau anzusehen.']);
+            exit;
+        }
+
+        if(!isset($_POST['postTitle']) || !isset($_POST['postDesc']) || !isset($_POST['postContent'])) {
+            exit;
+        }
+
+        if(!isset($_POST['previewID'])) {
+            $previewID = substr(md5(uniqid() . date(time())), 0, 16);
+        } else {
+            $previewID = $_POST['previewID'];
+        }
+
+        $_SESSION['preview_' . $previewID] = [
+            'title' => $_POST['postTitle'],
+            'desc' => $_POST['postDesc'],
+            'content' => $_POST['postContent'],
+        ];
+
+        echo json_encode(['success' => true, 'previewID' => $previewID, 'session' => $_SESSION['preview_' . $previewID]]);
+    }
+
+
+    public function getTemplates() {
+        header('Content-Type: application/json');
+
+        if(!$this->hasPermission('blog.create')) {
+            echo json_encode([]);
+            exit;
+        }
+
+        $templates = [
+            new Template('Verweis auf anderen Post', 'Verlinkungs-Karte für weiteren Blog-Post', 'post_reference'),
+        ];
+
+        foreach ($templates as $template) {
+            $template->content = $this->load->view('admin/blog/templates/' . $template->content, '', true);
+        }
+
+        echo json_encode($templates);
+    }
+
+    public function preview() {
+        $this->neededPermission('blog.create');
+
+        $previewID = $_GET['id'];
+
+        if(!isset($_SESSION['preview_' . $previewID])) {
+            redirect('admin/blog');
+        }
+
+        $this->load->view('header', ['active' => 'blog', 'title' => 'Vorschau', 'additionalStyles' => ['posts_list.css', 'blog.css']]);
+        $this->load->view('blog/first', ['categoryPosts' => [], 'categories' => $this->BlogModel->getCategories()]);
+        $this->load->view('admin/blog_post_preview', $_SESSION['preview_' . $previewID]);
+        $this->load->view('footer', ['additionalScripts' => ['lib/prism.js', 'blog.js']]);
+    }
+}
+
+class Template {
+    public $title;
+    public $desc;
+    public $content;
+
+    /**
+     * Template constructor.
+     * @param $title
+     * @param $desc
+     * @param $content
+     */
+    public function __construct($title, $desc, $content)
+    {
+        $this->title = $title;
+        $this->desc = $desc;
+        $this->content = $content;
+    }
+}
diff --git a/application/controllers/admin/Calendar.php b/application/controllers/admin/Calendar.php
index 5b3599f..a651e90 100644
--- a/application/controllers/admin/Calendar.php
+++ b/application/controllers/admin/Calendar.php
@@ -1,7 +1,7 @@
 <?php
 defined('BASEPATH') OR exit('No direct script access allowed');
 
-class Calendar extends CI_Controller {
+class Calendar extends MY_Controller {
 
 	public function __construct() {
 		parent::__construct();
diff --git a/application/controllers/admin/Contact.php b/application/controllers/admin/Contact.php
index d711423..335c5b8 100644
--- a/application/controllers/admin/Contact.php
+++ b/application/controllers/admin/Contact.php
@@ -1,7 +1,7 @@
 <?php
 defined('BASEPATH') OR exit('No direct script access allowed');
 
-class Contact extends CI_Controller
+class Contact extends MY_Controller
 {
 
     public function __construct()
diff --git a/application/controllers/admin/Users.php b/application/controllers/admin/Users.php
index d53994f..ec1ade9 100644
--- a/application/controllers/admin/Users.php
+++ b/application/controllers/admin/Users.php
@@ -52,7 +52,9 @@ class Users extends MY_Controller
                 'viewDetails',
                 'changeRank',
                 'editPermissions',
+                'editOwnRankMembers',
                 'ban',
+                'warn',
                 'deletePost',
             ],
             'reports' => [
@@ -68,6 +70,7 @@ class Users extends MY_Controller
             ],
             'dashboard' => [
                 'view',
+                'detailView',
             ],
         ];
     }