Admin: Add configuration setting 'skip_scorm_package_clean_up' BT#16922

Skip rename the scorm files (except .htaccess and php files)

main/inc/lib/fileUpload.lib.php

@@ -1221,6 +1221,27 @@ function clean_up_files_in_zip($p_event, &$p_header)
     return 1;
 }
 
+function cleanZipFilesNoRename($p_event, &$p_header)
+{
+    $originalStoredFileName = $p_header['stored_filename'];
+    $baseName = basename($originalStoredFileName);
+    // Skip files
+    $skipFiles = [
+        '__MACOSX',
+        '.Thumbs.db',
+        'Thumbs.db',
+    ];
+
+    if (in_array($baseName, $skipFiles)) {
+        return 0;
+    }
+    $modifiedStoredFileName = clean_up_path($originalStoredFileName, false);
+    $p_header['filename'] = str_replace($originalStoredFileName, $modifiedStoredFileName, $p_header['filename']);
+
+    return 1;
+}
+
+
 /**
  * Allow .htaccess file.
  *
@@ -1260,13 +1281,14 @@ function cleanZipFilesAllowHtaccess($p_event, &$p_header)
  * by eliminating dangerous file names and cleaning them.
  *
  * @param string $path
+ * @param bool   $replaceName
  *
  * @return string
  *
  * @see disable_dangerous_file()
  * @see api_replace_dangerous_char()
  */
-function clean_up_path($path)
+function clean_up_path($path, $replaceName = true)
 {
     // Split the path in folders and files
     $path_array = explode('/', $path);
@@ -1274,7 +1296,10 @@ function clean_up_path($path)
     foreach ($path_array as $key => &$val) {
         // We don't want to lose the dots in ././folder/file (cfr. zipfile)
         if ($val != '.') {
-            $val = disable_dangerous_file(api_replace_dangerous_char($val));
+            if ($replaceName) {
+                $val = api_replace_dangerous_char($val);
+            }
+            $val = disable_dangerous_file($val);
         }
     }
     // Join the "cleaned" path (modified in-place as passed by reference)

main/install/configuration.dist.php

@@ -1390,7 +1390,7 @@ ALTER TABLE notification_event ADD COLUMN event_id INT NULL;
 //$_configuration['scorm_api_username_as_student_id'] = false;
 
 // In Scorm comunication use a specific extra field instead of the user_id
-//$_configuration['scorm_api_extrafield_to_use_as_student_id'] = "";
+//$_configuration['scorm_api_extrafield_to_use_as_student_id'] = '';
 
 // Show online user only to Administrators
 //$_configuration['whoisonline_only_for_admin'] = false;
@@ -1419,6 +1419,9 @@ ALTER TABLE notification_event ADD COLUMN event_id INT NULL;
 // id of the admin to attach user session
 //$_configuration['session_automatic_creation_user_id'] = 1;
 
+// Skip scorm package file names clean up
+//$_configuration['skip_scorm_package_clean_up'] = false;
+
 // KEEP THIS AT THE END
 // -------- Custom DB changes
 // Add user activation by confirmation email

main/lp/scorm.class.php

@@ -752,6 +752,10 @@ class scorm extends learnpath
                 $callBack = 'cleanZipFilesAllowHtaccess';
             }
 
+            if (api_get_configuration_value('skip_scorm_package_clean_up')) {
+                $callBack = 'cleanZipFilesNoRename';
+            }
+
             $zipFile->extract(
                 PCLZIP_CB_PRE_EXTRACT,
                 $callBack