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<?php
/**
* Copyright (c) Xerox Corporation, Codendi Team, 2001-2009. All rights reserved
*
* This file is a part of Codendi.
*
* Codendi 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 2 of the License, or
* (at your option) any later version.
*
* Codendi 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 Codendi. If not, see <http://www.gnu.org/licenses/>.
*
* Portions Copyright 2010 (c) Mélanie Le Bail
*/
require_once 'common/event/Event.class.php';
require_once 'mailman/include/MailmanListDao.class.php';
require_once 'common/dao/CodendiDataAccess.class.php';
require_once 'mailman/include/MailmanList.class.php';
require_once 'plugins_utils.php';
require_once 'plugins/mailman/config.php';
class BackendMailmanList {
protected $_mailinglistdao = null;
/**
* Hold an instance of the class
*/
protected static $_instance;
/**
* Backends are singletons
*/
public static function instance() {
if (!isset(self::$_instance)) {
$c = __CLASS__;
self::$_instance = new $c;
}
return self::$_instance;
}
/**
* @return MailingListDao
*/
protected function _getMailingListDao() {
if (!$this->_mailinglistdao) {
$this->_mailinglistdao = new MailmanListDao(CodendiDataAccess::instance());
}
return $this->_mailinglistdao;
}
/**
* Update mailman configuration for the given list
* Write configuration in temporary file, and load it with mailman config_list tool
* @return true on success, false otherwise
*/
protected function updateListConfig($list) {
// write configuration in temporary file
$config_file=$GLOBALS['tmp_dir']."/mailman_config_".$list->getID().".in";
if ($fp = fopen($config_file, 'w')) {
// Define encoding of this file for Python. See SR #764
// Please note that this allows config_list to run with UTF-8 strings, but if the
// description contains non-ascii chars, they will be displayed badly in mailman config web page.
fwrite($fp, "# coding=UTF-8\n\n");
// Deactivate monthly reminders by default
fwrite($fp, "send_reminders = 0\n");
// Setup the description
fwrite($fp, "description = '".addslashes($list->getDescription())."'\n");
// Allow up to 200 kB messages
fwrite($fp, "max_message_size = 200\n");
if ($list->isPublic() == 0) { // Private lists
// Don't advertise this list when people ask what lists are on this machine
fwrite($fp, "advertised = False\n");
// Private archives
fwrite($fp, "archive_private = 1\n");
// Subscribe requires approval
fwrite($fp, "subscribe_policy = 2\n");
}
fclose($fp);
if (system($GLOBALS['mailman_bin_dir']."/config_list -i $config_file ".$list->getName()) !== false) {
if (unlink($config_file)) {
return true;
}
}
}
return false;
}
/**
* Create new mailing list with mailman 'newlist' tool
* then update the list configuration according to list settings
* @return true on success, false otherwise
*/
public function createList($group_list_id) {
$dar = $this->_getMailingListDao()->searchByGroupListId($group_list_id);
if ($row = $dar->getRow()) {
$list = new MailmanList($row['group_id'],$row['group_list_id']);
$user=UserManager::instance()->getUserByID($list->getListAdminId());
$list_admin_email= $user->getEmail();
$list_dir = $GLOBALS['mailman_lib_dir']."/lists/".$list->getName();
if($list->isPublic() != 9) {
if ((! is_dir($list_dir))) {
// Create list
system($GLOBALS['mailman_bin_dir']."/newlist -q ".$list->getName()." ".$list_admin_email." ".$list->getPassword()." >/dev/null");
// Then update configuraion
if( is_dir($list_dir) && $this->updateListConfig($list) !=false ) {
$result = $this->_getMailingListDao() -> updateList($list->getID(),$row['group_id'], $list->getDescription(), $list->isPublic(),'3');
if (!$result) {
printf('Unable to update the list status: '.db_error());
return false;
}
else {
return true;
}
}
else {
return false;
}
}
else {
$result = $this->_getMailingListDao() -> updateList($list->getID(),$row['group_id'], $list->getDescription(), $list->isPublic(),'3');
if (!$result) {
printf('Unable to update the list status: '.db_error());
return false;
}
else {
return true;
}
}
}
}
return false;
}
/**
* Delete mailing list
* - list and archives are deleted
* - backup first in temp directory
* @return true on success, false otherwise
*/
public function deleteList($group_list_id) {
$dar = $this->_getMailingListDao()->searchByGroupListId($group_list_id);
if ($row = $dar->getRow()) {
$list=new MailmanList($row['group_id'],$group_list_id);
$list_dir = $GLOBALS['mailman_lib_dir']."/lists/".$list->getName();
if ((is_dir($list_dir))&&($list->isPublic() == 9)) {
// Archive first
$list_archive_dir = $GLOBALS['mailman_lib_dir']."/archives/private/".$list->getName(); // Does it work? TODO
$backupfile=$GLOBALS['mailman_lib_dir']."/archives/".$list->getName()."-mailman.tgz";
system("tar cfz $backupfile $list_dir $list_archive_dir");
chmod($backupfile,0600);
// Delete the mailing list if asked to and the mailing exists (archive deleted as well)
system($GLOBALS['mailman_bin_dir']. '/rmlist -a '. $list->getName() .' >/dev/null');
return true;
}
}
return false;
}
/**
* Check if the list exists on the file system
* @return true if list exists, false otherwise
*/
public function listExists($list) {
// Is this the best test?
$list_dir = $GLOBALS['mailman_lib_dir']."/lists/".$list->getName();
if (! is_dir($list_dir)) return false;
return true;
}
}
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