Add api_get_cidreq()

main/dropbox/dropbox_download.php

@@ -55,7 +55,7 @@ if (isset($_GET['cat_id']) &&
         $files_to_download[] = $row['id'];
     }
     if (!is_array($files_to_download) || empty($files_to_download)) {
-        header('location: index.php?view='.Security::remove_XSS($_GET['sent_received']).'&error=ErrorNoFilesInFolder');
+        header('Location: index.php?'.api_get_cidreq().'&view='.Security::remove_XSS($_GET['sent_received']).'&error=ErrorNoFilesInFolder');
         exit;
     }
     zip_download($files_to_download);

main/dropbox/dropbox_functions.inc.php

@@ -446,7 +446,11 @@ function display_addcategory_form($category_name = '', $id = '', $action)
         $text = get_lang('CreateCategory');
     }
 
-    $form = new FormValidator('add_new_category', 'post', api_get_self().'?view='.Security::remove_XSS($_GET['view']));
+    $form = new FormValidator(
+        'add_new_category',
+        'post',
+        api_get_self().'?'.api_get_cidreq().'&view='.Security::remove_XSS($_GET['view'])
+    );
     $form->addElement('header', $title);
 
     if (isset($id) && $id != '') {

main/dropbox/dropbox_init.inc.php

@@ -292,14 +292,14 @@ if (!$view || $view == 'received') {
 } elseif ($view = 'sent') {
     $part = 'sent';
 } else {
-    header('location: index.php?view='.$view.'&error=Error');
+    header('location: index.php?'.api_get_cidreq().'&view='.$view.'&error=Error');
     exit;
 }
 
 if (($postAction == 'download_received' || $postAction == 'download_sent') and !$_POST['store_feedback']) {
     $checked_file_ids = $_POST['id'];
     if (!is_array($checked_file_ids) || count($checked_file_ids) == 0) {
-        header('location: index.php?view='.$view.'&error=CheckAtLeastOneFile');
+        header('Location: index.php?'.api_get_cidreq().'&view='.$view.'&error=CheckAtLeastOneFile');
     } else {
         handle_multiple_actions();
     }