Render login page through Slim controller (#1401)

Render login page through Slim controller

2 files changed, 117 insertions, 0 deletions

diff --git a/application/front/controllers/LoginController.php b/application/front/controllers/LoginController.php
new file mode 100644
index 00000000..ae3599e0
--- /dev/null
+++ b/application/front/controllers/LoginController.php
@@ -0,0 +1,48 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Shaarli\Front\Controller;
+
+use Shaarli\Front\Exception\LoginBannedException;
+use Slim\Http\Request;
+use Slim\Http\Response;
+
+/**
+ * Class LoginController
+ *
+ * Slim controller used to render the login page.
+ *
+ * The login page is not available if the user is banned
+ * or if open shaarli setting is enabled.
+ *
+ * @package Front\Controller
+ */
+class LoginController extends ShaarliController
+{
+    public function index(Request $request, Response $response): Response
+    {
+        if ($this->container->loginManager->isLoggedIn()
+            || $this->container->conf->get('security.open_shaarli', false)
+        ) {
+            return $response->withRedirect('./');
+        }
+
+        $userCanLogin = $this->container->loginManager->canLogin($request->getServerParams());
+        if ($userCanLogin !== true) {
+            throw new LoginBannedException();
+        }
+
+        if ($request->getParam('username') !== null) {
+            $this->assignView('username', escape($request->getParam('username')));
+        }
+
+        $this
+            ->assignView('returnurl', escape($request->getServerParam('HTTP_REFERER')))
+            ->assignView('remember_user_default', $this->container->conf->get('privacy.remember_user_default', true))
+            ->assignView('pagetitle', t('Login') .' - '. $this->container->conf->get('general.title', 'Shaarli'))
+        ;
+
+        return $response->write($this->render('loginform'));
+    }
+}
diff --git a/application/front/controllers/ShaarliController.php b/application/front/controllers/ShaarliController.php
new file mode 100644
index 00000000..2b828588
--- /dev/null
+++ b/application/front/controllers/ShaarliController.php
@@ -0,0 +1,69 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Shaarli\Front\Controller;
+
+use Shaarli\Bookmark\BookmarkFilter;
+use Shaarli\Container\ShaarliContainer;
+
+abstract class ShaarliController
+{
+    /** @var ShaarliContainer */
+    protected $container;
+
+    /** @param ShaarliContainer $container Slim container (extended for attribute completion). */
+    public function __construct(ShaarliContainer $container)
+    {
+        $this->container = $container;
+    }
+
+    /**
+     * Assign variables to RainTPL template through the PageBuilder.
+     *
+     * @param mixed $value Value to assign to the template
+     */
+    protected function assignView(string $name, $value): self
+    {
+        $this->container->pageBuilder->assign($name, $value);
+
+        return $this;
+    }
+
+    protected function render(string $template): string
+    {
+        $this->assignView('linkcount', $this->container->bookmarkService->count(BookmarkFilter::$ALL));
+        $this->assignView('privateLinkcount', $this->container->bookmarkService->count(BookmarkFilter::$PRIVATE));
+        $this->assignView('plugin_errors', $this->container->pluginManager->getErrors());
+
+        $this->executeDefaultHooks($template);
+
+        return $this->container->pageBuilder->render($template);
+    }
+
+    /**
+     * Call plugin hooks for header, footer and includes, specifying which page will be rendered.
+     * Then assign generated data to RainTPL.
+     */
+    protected function executeDefaultHooks(string $template): void
+    {
+        $common_hooks = [
+            'includes',
+            'header',
+            'footer',
+        ];
+
+        foreach ($common_hooks as $name) {
+            $plugin_data = [];
+            $this->container->pluginManager->executeHooks(
+                'render_' . $name,
+                $plugin_data,
+                [
+                    'target' => $template,
+                    'loggedin' => $this->container->loginManager->isLoggedIn()
+                ]
+            );
+            $this->assignView('plugins_' . $name, $plugin_data);
+        }
+    }
+}