MDL-22414 Added new method to get the list of existing stashes

backup/converter/moodle1/lib.php

@@ -443,6 +443,21 @@ class moodle1_converter extends base_converter {
         }
     }
 
+    /**
+     * Returns the list of existing stashes
+     *
+     * @return array
+     */
+    public function get_stash_names() {
+        global $DB;
+
+        $search = array(
+            'backupid' => $this->get_id(),
+        );
+
+        return array_keys($DB->get_records('backup_ids_temp', $search, '', 'itemname'));
+    }
+
     /**
      * Returns the list of stashed $itemids in the given stash
      *

backup/converter/moodle1/simpletest/testlib.php

@@ -109,9 +109,19 @@ class moodle1_converter_test extends UnitTestCase {
         $converter = convert_factory::get_converter('moodle1', $this->tempdir);
         $converter->create_stash_storage();
 
+        // no implicit stashes
+        $stashes = $converter->get_stash_names();
+        $this->assertIsA($stashes, 'array');
+        $this->assertTrue(empty($stashes));
+
         // test stashes without itemid
         $converter->set_stash('tempinfo1', 12);
         $converter->set_stash('tempinfo2', array('a' => 2, 'b' => 3));
+        $stashes = $converter->get_stash_names();
+        $this->assertIsA($stashes, 'array');
+        $this->assertEqual(2, count($stashes));
+        $this->assertTrue(in_array('tempinfo1', $stashes));
+        $this->assertTrue(in_array('tempinfo2', $stashes));
         $this->assertIdentical(12, $converter->get_stash('tempinfo1'));
         $this->assertIdentical(array('a' => 2, 'b' => 3), $converter->get_stash('tempinfo2'));