From 5ca5899368375113a69a83cd609d6c7c81d46ce7 Mon Sep 17 00:00:00 2001
From: Matthias Grief <matthias.grief@alumni.fh-aachen.de>
Date: Sun, 8 Dec 2024 16:43:51 +0100
Subject: [PATCH] =?UTF-8?q?L=C3=B6schen=20von=20downloadbaren=20Dateien=20?=
 =?UTF-8?q?eingebaut?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 webseite/classes/TopicData.php | 27 ++++++++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)

diff --git a/webseite/classes/TopicData.php b/webseite/classes/TopicData.php
index 3adea50..0396591 100644
--- a/webseite/classes/TopicData.php
+++ b/webseite/classes/TopicData.php
@@ -187,10 +187,20 @@ class TopicData
      */
     private function addDownload(string $name, string $tmp_name): bool
     {
-        if(!move_uploaded_file($tmp_name, Config::getTopicDirectory($this->getSubjectId() , $this->getId()) . "downloads/" . $name)) {
+        $downloadDirectory = Config::getTopicDirectory($this->getSubjectId() , $this->getId()) . "downloads/";
+
+        if(!is_dir($downloadDirectory)) {
+            if(!mkdir($downloadDirectory)) {
+                return false;
+            }
+        }
+
+        if(!move_uploaded_file($tmp_name, $downloadDirectory . $name)) {
             return false;
         }
 
+        $this->files[] = $name;
+
         return true;
     }
 
@@ -222,6 +232,21 @@ class TopicData
         return true;
     }
 
+    public function deleteDownload(string $name): bool
+    {
+        if(!isset($this->files[$name])) {
+            return false;
+        }
+
+        if(!unlink(Config::getTopicDirectory($this->getSubjectId() , $this->getId()) . "downloads/$name")) {
+            return false;
+        }
+
+        $this->files = array_diff($this->files, [$name]);
+
+        return true;
+    }
+
     /**
      * Löscht das Thema inklusive aller zugehörigen Dateien
      * @return bool true, wenn erfolgreich gelöscht, sonst false