From 5d3dd250101b48a61deda6e8eae572b8f3f8e806 Mon Sep 17 00:00:00 2001
From: Finn Schneider <schneider@data-quest.de>
Date: Fri, 21 Nov 2025 15:01:02 +0000
Subject: =?UTF-8?q?Resolve=20"Wiki:=20Aktionen=20zum=20z.B.=20L=C3=B6schen?=
 =?UTF-8?q?=20von=20Seiten=20werden=20nicht=20angeboten"?=
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Closes #5688

Merge request studip/studip!4521
---
 app/controllers/course/wiki.php    | 32 ++++++++++++++++++++++++++++++++
 app/views/course/wiki/allpages.php |  7 +++++--
 2 files changed, 37 insertions(+), 2 deletions(-)

diff --git a/app/controllers/course/wiki.php b/app/controllers/course/wiki.php
index e479868..5baa933 100644
--- a/app/controllers/course/wiki.php
+++ b/app/controllers/course/wiki.php
@@ -384,6 +384,38 @@ class Course_WikiController extends AuthenticatedController
                 }
 
                 break;
+            case 'delete_pages':
+                CSRFProtection::verifyUnsafeRequest();
+
+                $success_pages = [];
+                $error_pages = [];
+                WikiPage::findEachMany(
+                    function (WikiPage $page) use (&$success_pages, &$error_pages) {
+                        if ($page->isDeletable()) {
+                            $name = $page->name;
+                            $success = $page->delete();
+                            if ($success) {
+                                $success_pages[] = $name;
+                            } else {
+                                $error_pages[] = $name;
+                            }
+                        }
+                    },
+                    Request::intArray('pages_id')
+                );
+
+                if (count($success_pages) > 0) {
+                    PageLayout::postSuccess(_('Seite(n) erfolgreich gelöscht'));
+                }
+                if (count($error_pages) > 0) {
+                    PageLayout::postError(
+                        _('Fehler beim Löschen von Seite(n): '),
+                        array_map('htmlReady', $error_pages)
+                    );
+                }
+
+                $this->relocate('course/wiki/allpages');
+                break;
             default:
                 $this->relocate('course/wiki/allpages');
         }
diff --git a/app/views/course/wiki/allpages.php b/app/views/course/wiki/allpages.php
index 0797e8c..6a477b8 100644
--- a/app/views/course/wiki/allpages.php
+++ b/app/views/course/wiki/allpages.php
@@ -67,11 +67,14 @@
         <tfoot>
             <tr>
                 <td colspan="6">
-                    <select name="action" id="bulk_action" aria-label="<?= _('Aktion auswählen') ?>" required>
+                    <select name="action" id="bulk_action" aria-label="<?= _('Aktion auswählen') ?>" required
+                        onchange="$('#bulk_button').attr('data-confirm',
+                        this.value === 'delete_pages' ? '<?= _('Wollen Sie Ihre Auswahl wirklich löschen?') ?>' : null)">
                         <option value="">- <?= _('Aktion auswählen') ?></option>
                         <option value="page_setting"><?= _('Seiteneinstellungen') ?></option>
+                        <option value="delete_pages"><?= _('Löschen') ?></option>
                     </select>
-                    <?= \Studip\Button::create(_('Ausführen'), 'render_form') ?>
+                    <?= \Studip\Button::create(_('Ausführen'), 'render_form', ['id' => 'bulk_button']) ?>
                 </td>
             </tr>
         </tfoot>
-- 
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