Separate login and session handling into its own plugin

admin.php

@@ -40,7 +40,7 @@ class AdminPlugin extends Plugin
      */
     public static function getSubscribedEvents() {
         return [
-            'onPluginsInitialized' => ['onPluginsInitialized', 1000]
+            'onPluginsInitialized' => [['login', 100000], ['onPluginsInitialized', 1000]]
         ];
     }
 
@@ -49,22 +49,39 @@ class AdminPlugin extends Plugin
      *
      * Disables system cache.
      */
+    public function login()
+    {
+        $route = $this->config->get('plugins.admin.route');
+        if (!$route) {
+            return;
+        }
+
+        $this->base = '/' . trim($route, '/');
+        $this->uri = $this->grav['uri'];
+
+        // Only activate admin if we're inside the admin path.
+        if (substr($this->uri->route(), 0, strlen($this->base)) == $this->base) {
+            // Disable system caching.
+            $this->config->set('system.cache.enabled', false);
+
+            // Change login behavior.
+            $this->config->set('plugins.login', $this->config->get('plugins.admin.login'));
+
+            $this->active = true;
+        }
+    }
+
+        /**
+     * Initialize administration plugin if admin path matches.
+     *
+     * Disables system cache.
+     */
     public function onPluginsInitialized()
     {
-        $route = $this->config->get('plugins.admin.route');
-
-        if (!$route) {
-            return;
-        }
-
-        $this->uri = $this->grav['uri'];
-        $base = '/' . trim($route, '/');
-
         // Only activate admin if we're inside the admin path.
-        if (substr($this->uri->route(), 0, strlen($base)) == $base) {
+        if ($this->active) {
             $this->enable([
                 'onPagesInitialized' => ['onPagesInitialized', 1000],
-                'onPageInitialized' => ['onPageInitialized', 1000],
                 'onTwigTemplatePaths' => ['onTwigTemplatePaths', 1000],
                 'onTwigSiteVariables' => ['onTwigSiteVariables', 1000]
             ]);
@@ -72,8 +89,11 @@ class AdminPlugin extends Plugin
             // Disable system caching.
             $this->config->set('system.cache.enabled', false);
 
+            // Change login behavior.
+            $this->config->set('plugins.login', $this->config->get('plugins.admin.login'));
+
             // Decide admin template and route.
-            $path = trim(substr($this->uri->route(), strlen($base)), '/');
+            $path = trim(substr($this->uri->route(), strlen($this->base)), '/');
             $this->template = 'dashboard';
 
             if ($path) {
@@ -89,7 +109,7 @@ class AdminPlugin extends Plugin
 
             // Initialize admin class.
             require_once __DIR__ . '/classes/admin.php';
-            $this->admin = new Admin($this->grav, $base, $this->template, $this->route);
+            $this->admin = new Admin($this->grav, $this->base, $this->template, $this->route);
 
             // And store the class into DI container.
             $this->grav['admin'] = $this->admin;
@@ -107,18 +127,12 @@ class AdminPlugin extends Plugin
         /** @var Pages $pages */
         $pages = $this->grav['pages'];
         $pages->dispatch('/', true)->route($home);
-    }
 
-    /**
-     * Main administration controller.
-     */
-    public function onPageInitialized()
-    {
         // Set page if user hasn't been authorised.
-        if (!$this->admin->authorise()) {
+/*        if (!$this->admin->authorise()) {
             $this->template = $this->admin->user ? 'denied' : 'login';
         }
-
+*/
         // Make local copy of POST.
         $post = !empty($_POST) ? $_POST : array();
 
@@ -135,16 +149,16 @@ class AdminPlugin extends Plugin
             exit();
         }
 
-        /** @var Grav $grav */
-        $grav = $this->grav;
+        $self = $this;
 
-        // Finally create admin page.
+        // Replace page service with admin.
+        $this->grav['page'] = function ($c) use ($self) {
             $page = new Page;
-        $page->init(new \SplFileInfo(__DIR__ . "/pages/admin/{$this->template}.md"));
-        $page->slug(basename($this->template));
+            $page->init(new \SplFileInfo(__DIR__ . "/pages/admin/{$self->template}.md"));
+            $page->slug(basename($self->template));
 
-        unset($grav['page']);
-        $grav['page'] = $page;
+            return $page;
+        };
     }
 
     /**

admin.yaml

@@ -1,2 +1,6 @@
 enabled: true
 route: '/admin'
+login:
+  enabled: true
+  route: null
+  timeout: 1800

classes/admin.php

@@ -2,7 +2,6 @@
 namespace Grav\Plugin;
 
 use Grav\Common\User\User;
-use Grav\Common\User\Authentication;
 use Grav\Common\Filesystem\File;
 use Grav\Common\Grav;
 use Grav\Common\Plugins;
@@ -40,11 +39,6 @@ class Admin
      */
     protected $blueprints;
 
-    /**
-     * @var string
-     */
-    public $message;
-
     /**
      * @var string
      */
@@ -61,7 +55,7 @@ class Admin
     public $route;
 
     /**
-     * @var array
+     * @var User
      */
     public $user;
 
@@ -80,17 +74,9 @@ class Admin
         $this->location = $location;
         $this->route = $route;
 
-        /** @var Uri uri */
         $this->uri = $this->grav['uri'];
-
-        // TODO: add session timeout into configuration
-        $this->session = new Session\Session(1800, $this->uri->rootUrl(false) . $base);
-        $this->session->start();
-
-        // Get current user from the session.
-        if (isset($this->session->user)) {
-            $this->user = $this->session->user;
-        }
+        $this->session = $this->grav['session'];
+        $this->user = $this->grav['user'];
     }
 
     /**
@@ -111,12 +97,8 @@ class Admin
      */
     public function setMessage($msg, $type = 'info')
     {
-        if (!isset($this->session->messages)) {
-            $this->session->messages = new Session\Message;
-        }
-
         /** @var Session\Message $messages */
-        $messages = $this->session->messages;
+        $messages = $this->grav['messages'];
         $messages->add($msg, $type);
     }
 
@@ -124,14 +106,13 @@ class Admin
      * Fetch and delete messages from the session queue.
      *
      * @param string $type
+     * @return array
      */
     public function messages($type = null)
     {
-        if (!isset($this->session->messages)) {
-            $this->session->messages = new Session\Message;
-        }
-
-        return $this->session->messages->fetch($type);
+        /** @var Session\Message $messages */
+        $messages = $this->grav['messages'];
+        return $messages->fetch($type);
     }
 
     /**
@@ -142,11 +123,11 @@ class Admin
      */
     public function authenticate($form)
     {
-        if (!$this->session->user && isset($form['username']) && isset($form['password'])) {
+        if (!$this->user->authenticated && isset($form['username']) && isset($form['password'])) {
             $file = File\Yaml::instance(ACCOUNTS_DIR . $form['username'] . YAML_EXT);
             if ($file->exists()) {
                 $user = new User($file->content());
-                print_r($user);
+                $user->authenticated = true;
 
                 // Authenticate user.
                 $result = $user->authenticate($form['password']);
@@ -172,7 +153,7 @@ class Admin
      */
     public function authorise($action = 'admin.login')
     {
-        return isset($this->user) && $this->user->authorise($action);
+        return $this->user->authorise($action);
     }
 
     /**
@@ -352,9 +333,7 @@ class Admin
             $page->filePath($parent->path().'/'.$slug.'/'.$page->name());
             $page->header();
 
-            // Attach page to parent and add routing information.
-            // FIXME:
-            $parent->{$slug} = $page;
+            // Add routing information.
             $pages->addPage($page, $path);
 
             // Determine page type.

pages/admin/configuration.md

@@ -1,3 +1,7 @@
 ---
 title: Configuration
+
+access:
+    admin.configuration: true
+    admin.super: true
 ---

pages/admin/dashboard.md

@@ -1,4 +1,8 @@
 ---
 title: Dashboard
+
+access:
+    admin.login: true
+    admin.super: true
 ---
 

pages/admin/denied.md

@@ -0,0 +1,4 @@
+---
+title: Access Denied
+---
+

pages/admin/login.md

@@ -2,6 +2,7 @@
 title: Dashboard Login
 
 form:
+    fields:
         - name: username
           type: text
           label: Username

pages/admin/logs.md

@@ -1,3 +1,7 @@
 ---
 title: Error Log
+
+access:
+    admin.logs: true
+    admin.super: true
 ---

pages/admin/pages.md

@@ -1,3 +1,7 @@
 ---
 title: Pages
+
+access:
+    admin.pages: true
+    admin.super: true
 ---

pages/admin/plugins.md

@@ -1,3 +1,7 @@
 ---
 title: Plugins
+
+access:
+    admin.plugins: true
+    admin.super: true
 ---

pages/admin/settings.md

@@ -1,3 +1,7 @@
 ---
 title: Site Settings
+
+access:
+    admin.settings: true
+    admin.super: true
 ---

pages/admin/themes.md

@@ -0,0 +1,7 @@
+---
+title: Grav Themes
+
+access:
+    admin.themes: true
+    admin.super: true
+---

pages/admin/themes/themes.md

@@ -1,3 +0,0 @@
----
-title: Grav Themes
----

theme/templates/login.html.twig

@@ -9,7 +9,7 @@
         {% include 'partials/messages.html.twig' %}
 
         <form method="post">
-            {% for field in page.header.form %}
+            {% for field in page.header.form.fields %}
                 {% if field.type %}
                     <div>
                         {% include ["forms/fields/#{field.type}/#{field.type}.html.twig", 'forms/fields/text/text.html.twig'] %}

theme/templates/partials/base.html.twig

@@ -89,7 +89,7 @@
 
         {% block footer_section %}
         <footer id="footer">
-            <a href="http://getgrav.org">Grav</a> was made with <i class="fa fa-heart"></i> by <a href="http:/www.rockettheme.com">RocketTheme</a>.
+            <a href="http://getgrav.org">Grav</a> was made with <i class="fa fa-heart"></i> by <a href="http://www.rockettheme.com">RocketTheme</a>.
         </footer>
         {% endblock %}
     </div>

theme/templates/partials/theme.html.twig

@@ -0,0 +1,13 @@
+{% set theme = admin.themes[admin.route] %}
+{% set blueprints = theme.blueprints() %}
+
+<h1>
+    {{ blueprints.get('name')|e }}
+    <small>{{ blueprints.get('version') ? 'v' ~ blueprints.get('version')|e }}</small>
+</h1>
+
+{% include 'partials/messages.html.twig' %}
+
+<p>{{ blueprints.get('description') }}</p>
+
+{% include 'partials/blueprints.html.twig' with { data: theme } %}

theme/templates/themes.html.twig

@@ -42,19 +42,7 @@
             </table>
         </form>
         {% else %}
-            {% set theme = admin.themes[admin.route] %}
-            {% set blueprints = theme.blueprints() %}
-
-            <h1>
-                {{ blueprints.get('name')|e }}
-                <small>{{ blueprints.get('version') ? 'v' ~ blueprints.get('version')|e }}</small>
-            </h1>
-
-            {% include 'partials/messages.html.twig' %}
-
-            <p>{{ blueprints.get('description') }}</p>
-
-            {% include 'partials/blueprints.html.twig' with { data: theme } %}
+            {% include 'partials/theme.html.twig' %}
         {% endif %}
 
     </div>