From 2d119510aaf0d5d2faa9a54e25fd38b2b310e0de Mon Sep 17 00:00:00 2001
From: Ali Alam <aalam@ichk.edu.hk>
Date: Wed, 6 May 2026 15:19:05 +0800
Subject: [PATCH] Added file cleanup feature after a record is deleted

---
 Deep Learning/CHANGEDB.php                    |  6 ++++++
 Deep Learning/CHANGELOG.txt                   |  4 ++++
 Deep Learning/events_manage_deleteProcess.php |  3 +++
 Deep Learning/manifest.php                    |  2 +-
 Deep Learning/unit_manage_deleteProcess.php   | 14 ++++++++++++++
 Deep Learning/version.php                     |  2 +-
 6 files changed, 29 insertions(+), 2 deletions(-)

diff --git a/Deep Learning/CHANGEDB.php b/Deep Learning/CHANGEDB.php
index f0d8da6..7e54a86 100644
--- a/Deep Learning/CHANGEDB.php	
+++ b/Deep Learning/CHANGEDB.php	
@@ -122,4 +122,10 @@
 ++$count;
 $sql[$count][0] = '0.3.00';
 $sql[$count][1] = "
+";
+
+//v0.3.01
+++$count;
+$sql[$count][0] = '0.3.01';
+$sql[$count][1] = "
 ";
\ No newline at end of file
diff --git a/Deep Learning/CHANGELOG.txt b/Deep Learning/CHANGELOG.txt
index 513a763..2d821fc 100644
--- a/Deep Learning/CHANGELOG.txt	
+++ b/Deep Learning/CHANGELOG.txt	
@@ -1,6 +1,10 @@
 CHANGELOG
 =========
 
+v0.3.01
+-------
+Added file cleanup feature after a record is deleted
+
 v0.3.00
 -------
 Added comprehensive file upload tracking system to monitor and manage all file uploads across the system
diff --git a/Deep Learning/events_manage_deleteProcess.php b/Deep Learning/events_manage_deleteProcess.php
index 926760b..b887119 100755
--- a/Deep Learning/events_manage_deleteProcess.php	
+++ b/Deep Learning/events_manage_deleteProcess.php	
@@ -19,6 +19,7 @@
 along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
+use Gibbon\Contracts\Filesystem\FileHandler;
 use Gibbon\Data\Validator;
 use Gibbon\Module\DeepLearning\Domain\EventGateway;
 use Gibbon\Module\DeepLearning\Domain\EventDateGateway;
@@ -53,6 +54,8 @@
         exit;
     }
 
+    $deletedFile = $container->get(FileHandler::class)->deleteFile('deepLearningEvent', $deepLearningEventID, 'backgroundImage');
+
     $deleted = $eventGateway->delete($deepLearningEventID);
 
     // Clean up any dates attached to this event
diff --git a/Deep Learning/manifest.php b/Deep Learning/manifest.php
index 4ea29be..5a726fb 100644
--- a/Deep Learning/manifest.php	
+++ b/Deep Learning/manifest.php	
@@ -25,7 +25,7 @@
 $entryURL    = "view.php";
 $type        = "Additional";
 $category    = 'Learn';
-$version     = '0.3.00';
+$version     = '0.3.01';
 $author = "Gibbon Foundation";
 $url = "https://gibbonedu.org";
 
diff --git a/Deep Learning/unit_manage_deleteProcess.php b/Deep Learning/unit_manage_deleteProcess.php
index 9658721..24cdea7 100755
--- a/Deep Learning/unit_manage_deleteProcess.php	
+++ b/Deep Learning/unit_manage_deleteProcess.php	
@@ -19,8 +19,10 @@
 along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
+use Gibbon\Contracts\Filesystem\FileHandler;
 use Gibbon\Data\Validator;
 use Gibbon\Module\DeepLearning\Domain\UnitGateway;
+use Gibbon\Module\DeepLearning\Domain\UnitPhotoGateway;
 
 require_once '../../gibbon.php';
 
@@ -49,6 +51,18 @@
         exit;
     }
 
+    // Clean up photos and their file data
+    $unitPhotoGateway = $container->get(UnitPhotoGateway::class);
+    $photos = $unitPhotoGateway->selectBy(['deepLearningUnitID' => $deepLearningUnitID], ['deepLearningUnitPhotoID'])->fetchAll();
+
+    foreach ($photos as $photo) {
+        $photoDeleted = $container->get(FileHandler::class)->deleteFile('deepLearningUnitPhoto', $photo['deepLearningUnitPhotoID'], 'filePath');
+    }
+
+    $unitPhotoGateway->deleteWhere(['deepLearningUnitID' => $deepLearningUnitID]);
+
+    $fileDeleted = $container->get(FileHandler::class)->deleteFile('deepLearningUnit', $deepLearningUnitID, 'headerImage');
+
     $deleted = $unitGateway->delete($deepLearningUnitID);
 
     $URL .= !$deleted
diff --git a/Deep Learning/version.php b/Deep Learning/version.php
index 86061fe..9f6f3eb 100644
--- a/Deep Learning/version.php	
+++ b/Deep Learning/version.php	
@@ -22,5 +22,5 @@
 /**
  * Sets version information
  */
-$moduleVersion = '0.3.00';
+$moduleVersion = '0.3.01';
 $coreVersion = '31.0.00';