diff --git a/tests/Api/ExportCsvTest.php b/tests/Api/ExportCsvTest.php
index 18008e1..2bff8a5 100644
--- a/tests/Api/ExportCsvTest.php
+++ b/tests/Api/ExportCsvTest.php
@@ -140,6 +140,11 @@ class Api_ExportCsvTest extends TestBaseApi
         $this->addBookmark(
             null, 'http://example.org/testBookmarks-private2', 2
         );
+        //public bookmark from other people that should not be
+        // exported, too
+        $this->addBookmark(
+            null, 'http://example.org/testBookmarks-other', 0
+        );
 
         $body = $req->send()->getBody();
         $csv  = $this->getCsvArray($body);
diff --git a/www/api/export_csv.php b/www/api/export_csv.php
index 43951ec..bb469b1 100644
--- a/www/api/export_csv.php
+++ b/www/api/export_csv.php
@@ -1,5 +1,18 @@
 <?php
-// Export in CSV format in order to allow the import into a spreadsheet tool like Excel
+/**
+ * Export own bookmarks in CSV format in order to allow the import
+ * into a spreadsheet tool like Excel
+ *
+ * PHP version 5.
+ *
+ * @category Bookmarking
+ * @package  SemanticScuttle
+ * @author   Benjamin Huynh-Kim-Bang <mensonge@users.sourceforge.net>
+ * @author   Christian Weiske <cweiske@cweiske.de>
+ * @author   Eric Dane <ericdane@users.sourceforge.net>
+ * @license  GPL http://www.gnu.org/licenses/gpl.html
+ * @link     http://sourceforge.net/projects/semanticscuttle
+ */
 
 // Force HTTP authentication first!
 $httpContentType = 'application/csv-tab-delimited-table';