diff --git a/backup-boogie/on_boogie_side/dump_all_databases.php b/backup-boogie/on_boogie_side/dump_all_databases.php
index 178104b..449db4b 100644
--- a/backup-boogie/on_boogie_side/dump_all_databases.php
+++ b/backup-boogie/on_boogie_side/dump_all_databases.php
@@ -3,6 +3,16 @@ ini_set('display_errors', 1);
 ini_set('display_startup_errors', 1);
 error_reporting(E_ALL);
 
+
+$zipfile = "dumps.zip";
+
+if (isset($_GET['cleanup_dump']) && $_GET['cleanup_dump'] == 1)
+{
+    Cleanup();
+    die("Cleanup done");
+}
+
+
 $dumps_path = 'dumps/';
 if(file_exists($dumps_path))
 {
@@ -19,13 +29,13 @@ include 'credentials.php';
 //should priovide the following variables:
 // $db_host = 'host';
 // $db_user = 'user';
-// $db_pass = "pw";
+// $db_pass = 'pw';
 
 if ($db_host == NULL || $db_user == NULL || $db_pass == NULL) {
     die("Please provide credentials in credentials.php");
 }
 
-$db_conn = new mysqli($db_host, $user, $pass);
+$db_conn = new mysqli($db_host, $db_user, $db_pass);
 
 $result = mysqli_query($db_conn,"SHOW DATABASES");
 while ($row = mysqli_fetch_array($result)) {
@@ -38,7 +48,7 @@ while ($row = mysqli_fetch_array($result)) {
     $database = $row[0];
     $dir = dirname(__FILE__) . '/'.$dumps_path.$database.'.sql';
 
-    exec("mysqldump --user={$user} --password={$pass} --host={$host} {$database} --result-file={$dir} 2>&1", $output);
+    exec("mysqldump --user={$db_user} --password={$db_pass} --host={$db_host} {$database} --result-file={$dir} 2>&1", $output);
     if(!empty($output))
     {
         var_dump($output);
@@ -47,12 +57,8 @@ while ($row = mysqli_fetch_array($result)) {
 
 
 ## Zip all dumps
-$zipfile = "dumps.zip";
 
-if(file_exists($zipfile))
-{
-    unlink($zipfile);
-}
+Cleanup($zipfile);
 $zip = new ZipArchive;
 if($zip -> open($zipfile, ZipArchive::CREATE ) === TRUE)
 {
@@ -64,3 +70,14 @@ if($zip -> open($zipfile, ZipArchive::CREATE ) === TRUE)
     }
     $zip ->close();
 }
+
+//eine funktion die auf den url parameter cleanup_dump=1 reagiert und dann alle dumps löscht
+function Cleanup()
+{
+    global $zipfile;
+
+    if(file_exists($zipfile))
+    {
+        unlink($zipfile);
+    }
+}
\ No newline at end of file