convert old core plugins to new model, re #814

Merge request studip/studip!440

1 files changed, 62 insertions, 0 deletions

diff --git a/lib/modules/EvaluationsWidget.php b/lib/modules/EvaluationsWidget.php
new file mode 100644
index 0000000..4c902c7
--- /dev/null
+++ b/lib/modules/EvaluationsWidget.php
@@ -0,0 +1,62 @@
+<?php
+/*
+ * EvaluationsWidget.php - widget plugin for start page
+ *
+ * Copyright (C) 2014 - Nadine Werner <nadwerner@uos.de>
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ */
+
+class EvaluationsWidget extends CorePlugin implements PortalPlugin
+{
+    public function getPluginName()
+    {
+        return _('Fragebögen');
+    }
+
+    public function getMetadata()
+    {
+        return [
+            'description' => _('Mit diesem Widget haben Sie Zugriff auf systemweite Umfragen.')
+        ];
+    }
+
+    /**
+     * Returns the portal widget template.
+     *
+     * Due to a seriously messed up architecture, the suppress_empty_output
+     * variable is used to determine when an according message should be
+     * presented to the user. If no evaluations and questionnaires are present,
+     * the message from the questionnaires should be displayed. The according
+     * message from evaluations should never be shown in the widget. Thus, the
+     * evaluation controller will always suppress this message and the variable
+     * is adjusted if the evaluation returned no content so that the
+     * questionnaire controller will display it's message. If you think, we're
+     * slowly running out of duct tape, you might be absolutely right...
+     */
+    public function getPortalTemplate()
+    {
+        // include and show votes and tests
+        if (Config::get()->VOTE_ENABLE) {
+            $controller = new AuthenticatedController(new StudipDispatcher());
+            $controller->suppress_empty_output = true;
+
+            $response = $controller->relay('evaluation/display/studip')->body;
+
+            $controller->suppress_empty_output = (bool)$response;
+            $response .= $controller->relay('questionnaire/widget/start')->body;
+
+            $template = $GLOBALS['template_factory']->open('shared/string');
+            $template->content = $response;
+
+            if ($GLOBALS['perm']->have_perm('root')) {
+                $navigation = new Navigation('', 'dispatch.php/questionnaire/overview');
+                $navigation->setImage(Icon::create('add', 'clickable', ["title" => _('Umfragen bearbeiten')]));
+                $template->icons = [$navigation];
+            }
+            return $template;
+        }
+    }
+}