From a7ce4231bed32068222a7f6a912d73eb460c692c Mon Sep 17 00:00:00 2001
From: Eloy Lafuente <stronk7@moodle.org>
Date: Mon, 19 Jul 2010 13:59:54 +0000
Subject: [PATCH] MDL-21432 backup - added role parser processor to be used on
 prechecks/execution

---
 .../restore_roles_parser_processor.class.php  | 57 +++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 backup/util/helper/restore_roles_parser_processor.class.php

diff --git a/backup/util/helper/restore_roles_parser_processor.class.php b/backup/util/helper/restore_roles_parser_processor.class.php
new file mode 100644
index 00000000000..f051af9e8a5
--- /dev/null
+++ b/backup/util/helper/restore_roles_parser_processor.class.php
@@ -0,0 +1,57 @@
+<?php
+
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * @package moodlecore
+ * @subpackage backup-helper
+ * @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+require_once($CFG->dirroot.'/backup/util/xml/parser/processors/grouped_parser_processor.class.php');
+
+/**
+ * helper implementation of grouped_parser_processor that will
+ * load all the contents of one roles.xml (roles description) file to the backup_ids table
+ * storing the whole structure there for later processing.
+ * Note: only "needed" roles are loaded (must have roleref record in backup_ids)
+ *
+ * TODO: Complete phpdocs
+ */
+class restore_roles_parser_processor extends grouped_parser_processor {
+
+    protected $restoreid;
+
+    public function __construct($restoreid) {
+        $this->restoreid = $restoreid;
+        parent::__construct(array());
+        // Set the paths we are interested on, returning all them grouped under user
+        $this->add_path('/roles_definition/role');
+    }
+
+    protected function dispatch_chunk($data) {
+        // Received one role chunck, we are going to store it into backup_ids
+        // table, with name = role
+        $itemname = 'role';
+        $itemid   = $data['tags']['id'];
+        $info = $data['tags'];
+        // Only load it if needed (exist same roleref itemid in table)
+        if (restore_dbops::get_backup_ids_record($this->restoreid, 'roleref', $itemid)) {
+            restore_dbops::set_backup_ids_record($this->restoreid, $itemname, $itemid, 0, null, $info);
+        }
+    }
+}
-- 
2.17.1