MDL-23479 chat restore code

This commit is contained in:
Dan Marsden 2010-07-28 23:16:06 +00:00
parent a2920c7e5e
commit ef8c73584f
2 changed files with 157 additions and 0 deletions

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<?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-moodle2
* @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once($CFG->dirroot . '/mod/chat/backup/moodle2/restore_chat_stepslib.php'); // Because it exists (must)
/**
* chat restore task that provides all the settings and steps to perform one
* complete restore of the activity
*/
class restore_chat_activity_task extends restore_activity_task {
/**
* Define (add) particular settings this activity can have
*/
protected function define_my_settings() {
// No particular settings for this activity
}
/**
* Define (add) particular steps this activity can have
*/
protected function define_my_steps() {
// chat only has one structure step
$this->add_step(new restore_chat_activity_structure_step('chat_structure', 'chat.xml'));
}
/**
* Define the contents in the activity that must be
* processed by the link decoder
*/
static public function define_decode_contents() {
$contents = array();
$contents[] = new restore_decode_content('chat', array('intro'), 'chat');
return $contents;
}
/**
* Define the decoding rules for links belonging
* to the activity to be executed by the link decoder
*/
static public function define_decode_rules() {
$rules = array();
$rules[] = new restore_decode_rule('CHATVIEWBYID', '/mod/chat/view.php?id=$1', 'course_module');
$rules[] = new restore_decode_rule('CHATINDEX', '/mod/chat/index.php?id=$1', 'course');
return $rules;
}
}

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<?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-moodle2
* @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
/**
* Define all the restore steps that will be used by the restore_chat_activity_task
*/
/**
* Structure step to restore one chat activity
*/
class restore_chat_activity_structure_step extends restore_activity_structure_step {
protected function define_structure() {
$paths = array();
$userinfo = $this->get_setting_value('userinfo');
$paths[] = new restore_path_element('chat', '/activity/chat');
if ($userinfo) {
$paths[] = new restore_path_element('chat_message', '/activity/chat/messages/message');
}
// Return the paths wrapped into standard activity structure
return $this->prepare_activity_structure($paths);
}
protected function process_chat($data) {
global $DB;
$data = (object)$data;
$oldid = $data->id;
$data->course = $this->get_courseid();
$data->chattime = $this->apply_date_offset($data->chattime);
// insert the chat record
$newitemid = $DB->insert_record('chat', $data);
// inmediately after inserting "activity" record, call this
$this->apply_activity_instance($newitemid);
}
protected function process_chat_message($data) {
global $DB;
$data = (object)$data;
$oldid = $data->id;
$data->chatid = $this->get_new_parentid('chat');
$data->userid = $this->get_mappingid('user', $data->userid);
$data->groupid = $this->get_mappingid('group', $data->groupid);
$data->message = $data->message_text;
$newitemid = $DB->insert_record('chat_messages', $data);
// No need to save this mapping as far as nothing depend on it
// (child paths, file areas nor links decoder)
}
protected function after_execute() {
// Add chat related files, no need to match by itemname (just internally handled context)
$this->add_related_files('mod_chat', 'intro', null);
}
}