add mail-backup

Florian Schaal

2014-01-04 f17718f87dd8604e0b6ead593861bc9643ce2f05

add mail-backup

 interface/lib/classes/plugin_backuplist_mail.inc.php

New file
@@ -0,0 +1,129 @@
<?php

/*
Copyright (c) 2013, Florian Schaal, info@schaal-24.de
All rights reserved.

Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright notice,
      this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above copyright notice,
      this list of conditions and the following disclaimer in the documentation
      and/or other materials provided with the distribution.
    * Neither the name of ISPConfig nor the names of its contributors
      may be used to endorse or promote products derived from this software without
      specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

class plugin_backuplist_mail extends plugin_base {

    var $module;
    var $form;
    var $tab;
    var $record_id;
    var $formdef;
    var $options;

    function onShow() {
        global $app;
        $listTpl = new tpl;
        $listTpl->newTemplate('templates/mail_user_backup_list.htm');
				
        //* Loading language file
        $lng_file = "lib/lang/".$_SESSION["s"]["language"]."_mail_backup_list.lng";
        include($lng_file);
        $listTpl->setVar($wb);

        $message = '';
        $error = '';

        if(isset($_GET['backup_action'])) {
            $backup_id = $app->functions->intval($_GET['backup_id']);
/*
            if($_GET['backup_action'] == 'download' && $backup_id > 0) {
                $sql = "SELECT count(action_id) as number FROM sys_remoteaction WHERE action_state = 'pending' AND action_type = 'backup_download' AND action_param = '$backup_id'";
                $tmp = $app->db->queryOneRecord($sql);
                if($tmp['number'] == 0) {
                    $message .= $wb['download_info_txt'];
                    $sql =     "INSERT INTO sys_remoteaction (server_id, tstamp, action_type, action_param, action_state, response) " .
                    "VALUES (".
                        (int)$this->form->dataRecord['server_id'] . ", " .
                        time() . ", " .
                        "'backup_download', " .
                        "'".$backup_id."', " .
                        "'pending', " .
                        "''" .
                    ")";
                    $app->db->query($sql);
                } else {
                    $error .= $wb['download_pending_txt'];
                }
            }
*/
            if($_GET['backup_action'] == 'restore' && $backup_id > 0) {
                $sql = "SELECT count(action_id) as number FROM sys_remoteaction WHERE action_state = 'pending' AND action_type = 'backup_restore' AND action_param = '$backup_id'";
                $tmp = $app->db->queryOneRecord($sql);
                if($tmp['number'] == 0) {
                    $message .= $wb['restore_info_txt'];
                    $sql =     "INSERT INTO sys_remoteaction (server_id, tstamp, action_type, action_param, action_state, response) " .
                    "VALUES (".
                        (int)$this->form->dataRecord['server_id'] . ", " .
                        time() . ", " .
                        "'backup_restore', " .
                        "'".$backup_id."', " .
                        "'pending', " .
                        "''" .
                    ")";
                    $app->db->query($sql);
                } else {
                    $error .= $wb['restore_pending_txt'];
                }
            }				
        }
				
        //* Get the data
        $sql = "SELECT * FROM mail_backup WHERE mailuser_id = ".$this->form->id." ORDER BY tstamp DESC";
        $records = $app->db->queryAllRecords($sql);
        $bgcolor = "#FFFFFF";
        if(is_array($records)) {
            foreach($records as $rec) {
                // Change of color
                $bgcolor = ($bgcolor == "#FFFFFF")?"#EEEEEE":"#FFFFFF";
                $rec["bgcolor"] = $bgcolor;
                $rec['date'] = date($app->lng('conf_format_datetime'),$rec['tstamp']);
                $rec['backup_type'] = $wb[('backup_type_'.$rec['backup_type'])];
                $records_new[] = $rec;
            }
        }

        $listTpl->setLoop('records',@$records_new);

        $listTpl->setVar('parent_id',$this->form->id);
        $listTpl->setVar('msg',$message);
        $listTpl->setVar('error',$error);

        // Setting Returnto information in the session
        $list_name = 'backup_list';
        $_SESSION["s"]["list"][$list_name]["parent_id"] = $this->form->id;
        $_SESSION["s"]["list"][$list_name]["parent_name"] = $app->tform->formDef["name"];
        $_SESSION["s"]["list"][$list_name]["parent_tab"] = $_SESSION["s"]["form"]["tab"];
        $_SESSION["s"]["list"][$list_name]["parent_script"] = $app->tform->formDef["action"];
        $_SESSION["s"]["form"]["return_to"] = $list_name;
        return $listTpl->grab();
    } // end function
} // end class

?>

 interface/web/mail/form/mail_user.tform.php

@@ -346,5 +346,39 @@
    );
}

//* Backup
$form["tabs"]['backup'] = array (
    'title'         => "Backup",
    'width'         => 100,
    'template'      => "templates/mail_user_backup.htm",
    'readonly'      => false,
    'fields'        => array (
    ##################################
    # Begin Datatable fields
    ##################################
        'backup_interval' => array (
            'datatype'      => 'VARCHAR',
            'formtype'      => 'SELECT',
            'default'       => '',
             'value'         => array('none' => 'no_backup_txt', 'daily' => 'daily_backup_txt', 'weekly' => 'weekly_backup_txt', 'monthly' => 'monthly_backup_txt')
        ),
        'backup_copies' => array (
            'datatype'      => 'INTEGER',
            'formtype'      => 'SELECT',
            'default'       => '',
            'value'         => array('1' => '1', '2' => '2', '3' => '3', '4' => '4', '5' => '5', '6' => '6', '7' => '7', '8' => '8', '9' => '9', '10' => '10')
        ),
    ##################################
    # ENDE Datatable fields
    ##################################
    ),
    'plugins' => array (
        'backup_records' => array (
            'class'   => 'plugin_backuplist_mail',
            'options' => array(
            )
        )
    )
);

?>

 interface/web/mail/lib/lang/en_mail_backup_list.lng

New file
@@ -0,0 +1,12 @@
<?php
$wb['list_head_txt'] = 'Existing backups';
$wb['date_txt'] = 'Date';
$wb['backup_type_txt'] = 'Type';
$wb['filename_txt'] = 'Backup file';
$wb['restore_backup_txt'] = 'Restore';
$wb['restore_info_txt'] = 'Restore of the backup has been started. This action takes several minutes to be completed.';
$wb['restore_confirm_txt'] = 'Restoring may overwrite existing files in your mailbox. Do you really want to restore this backup?';
$wb['download_pending_txt'] = 'There is already a pending backup download job.';
$wb['restore_pending_txt'] = 'There is already a pending backup restore job.';
$wb['filesize_txt'] = 'Filesize';
?>

 interface/web/mail/lib/lang/en_mail_user.lng

@@ -47,4 +47,10 @@
$wb['repeat_password_txt'] = 'Repeat Password';
$wb['password_mismatch_txt'] = 'The passwords do not match.';
$wb['password_match_txt'] = 'The passwords do match.';
$wb["backup_interval_txt"] = 'Backup interval';
$wb["backup_copies_txt"] = 'Number of backup copies';
$wb['no_backup_txt'] = 'No backup';
$wb['daily_backup_txt'] = 'Daily';
$wb['weekly_backup_txt'] = 'Weekly';
$wb['monthly_backup_txt'] = 'Monthly';
?>

 interface/web/mail/mail_user_edit.php

@@ -319,6 +319,15 @@

        } // end if email addess changed

        //* Change backup options when user mail backup options have been changed
        if(isset($this->dataRecord['backup_interval']) && ($this->dataRecord['backup_interval'] != $this->oldDataRecord['backup_interval'] || $this->dataRecord['backup_copies'] != $this->oldDataRecord['backup_copies'])) {
            $backup_interval = $this->dataRecord['backup_interval'];
            $backup_copies = $this->dataRecord['backup_copies'];
            $app->db->datalogUpdate('mail_user', "backup_interval = '$backup_interval', backup_copies = '$backup_copies'", 'mailuser_id', $rec['mailuser_id']);
            unset($backup_copies);
            unset($backup_interval);
        } // end if backup options changed

    }

}

 interface/web/mail/templates/mail_user_backup.htm

New file
@@ -0,0 +1,39 @@
<h2><tmpl_var name="list_head_txt"></h2>
<p><tmpl_var name="list_desc_txt"></p>

<tmpl_if name="config_error_msg">
<div style="background: #ffdfdf; border: 1px solid #df7d7d; border-width: 1px 0; margin: 1.5em 0 1.5em 0; padding: 7px;">
                <p style="font-face:bold">{tmpl_var name='configuration_error_txt'}</p>
                <div>
                <div style="float:left;width:150px;">{tmpl_var name='config_error_tstamp'} :&nbsp;</div><div style="padding-left:150px;">{tmpl_var name='config_error_msg'}</div>
                </div>
</div>
</tmpl_if>

<div class="panel panel_mail_user">

    <div class="pnl_formsarea">
        <fieldset class="inlineLabels"><legend>Backup</legend>
            <div class="ctrlHolder">
                <label for="backup_interval">{tmpl_var name='backup_interval_txt'}</label>
                <select name="backup_interval" id="backup_interval" class="selectInput">
                    {tmpl_var name='backup_interval'}
                </select>
            </div>
            <div class="ctrlHolder">
                <label for="backup_copies">{tmpl_var name='backup_copies_txt'}</label>
                <select name="backup_copies" id="backup_copies" class="selectInput">
                    {tmpl_var name='backup_copies'}
                </select>
            </div>
        </fieldset>
        {tmpl_var name='backup_records'}
        <input type="hidden" name="id" value="{tmpl_var name='id'}">

        <div class="buttonHolder buttons">
            <button class="positive iconstxt icoPositive" type="button" value="{tmpl_var name='btn_save_txt'}" onclick="submitForm('pageForm','mail/mail_user_edit.php');"><span>{tmpl_var name='btn_save_txt'}</span></button>
            <button class="negative iconstxt icoNegative" type="button" value="{tmpl_var name='btn_cancel_txt'}" onclick="loadContent('mail/mail_user_list.php');"><span>{tmpl_var name='btn_cancel_txt'}</span></button>
        </div>
    </div>

</div>

 interface/web/mail/templates/mail_user_backup_list.htm

New file
@@ -0,0 +1,47 @@
<tmpl_if name="msg">
    <div id="OKMsg"><p><tmpl_var name="msg"></p></div>
</tmpl_if>
<tmpl_if name="error">
    <div id="errorMsg"><h3>ERROR</h3><ol><tmpl_var name="error"></ol></div>
</tmpl_if>
<h3><tmpl_var name="list_head_txt"></h3>

<div class="panel panel_list_mail_backup">
    
    <div class="pnl_listarea">
        <fieldset><legend><tmpl_var name="list_head_txt"></legend>
            <table class="list">
                <thead>
                    <tr class="caption">
                        <th class="tbl_col_date" scope="col"><tmpl_var name="date_txt"></th>
                        <th class="tbl_col_filename" scope="col"><tmpl_var name="filename_txt"></th>
            <th class="tbl_col_filename" scope="col"><tmpl_var name="filesize_txt"></th>
                        <th class="tbl_col_limit" scope="col">{tmpl_var name='search_limit'}</th>
                    </tr>
                </thead>
                <tbody>
                    <tmpl_loop name="records">
                        <tr class="tbl_row_<tmpl_if name='__EVEN__'}even<tmpl_else>uneven</tmpl_if>">
                            <td class="tbl_col_date">{tmpl_var name="date"}</td>
                            <td class="tbl_col_filename">{tmpl_var name="filename"}</td>
                <td class="tbl_col_filesize">{tmpl_var name="filesize"}</td>
                            <td class="tbl_col_buttons">
                                <div class="buttons">
                                    <button class="button iconstxt icoRestore" type="button" onclick="confirm_action('mail/mail_user_edit.php?id={tmpl_var name='parent_id'}&next_tab=backup&backup_action=restore&backup_id={tmpl_var name='backup_id'}','{tmpl_var name='restore_confirm_txt'}');"><span>{tmpl_var name="restore_backup_txt"}</span></button>
<!--                                    <button class="button iconstxt icoDownload" type="button" onclick="loadContent('mail/mail_user_edit.php?id={tmpl_var name='parent_id'}&next_tab=backup&backup_action=download&backup_id={tmpl_var name='backup_id'}');"><span>{tmpl_var name="download_backup_txt"}</span></button>
-->
                                </div>
                            </td>
                        </tr>
                    </tmpl_loop>
                    <tmpl_unless name="records">
                        <tr class="tbl_row_noresults tbl_row_<tmpl_if name='__EVEN__'}even<tmpl_else>uneven</tmpl_if>">
                            <td colspan="4">{tmpl_var name='globalsearch_noresults_text_txt'}</td>
                        </tr>
                    </tmpl_unless>
                </tbody>
            </table>
        </fieldset>
    </div>
    
</div>

 server/lib/classes/cron.d/500-backup_mail.inc.php

New file
@@ -0,0 +1,175 @@
<?php
/*
Copyright (c) 2013, Florian Schaal, info@schaal-24.de
All rights reserved.

Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright notice,
      this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above copyright notice,
      this list of conditions and the following disclaimer in the documentation
      and/or other materials provided with the distribution.
    * Neither the name of ISPConfig nor the names of its contributors
      may be used to endorse or promote products derived from this software without
      specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

class cronjob_backup extends cronjob {

    // job schedule
    protected $_schedule = '0 0 * * *';

    /* this function is optional if it contains no custom code */
    public function onPrepare() {
        global $app;

        parent::onPrepare();
    }

    /* this function is optional if it contains no custom code */
    public function onBeforeRun() {
        global $app;

        return parent::onBeforeRun();
    }

    public function onRunJob() {
        global $app, $conf;

        $server_config = $app->getconf->get_server_config($conf['server_id'], 'server');
        $backup_dir = $server_config['backup_dir'];
        $backup_mode = $server_config['backup_mode'];
        if($backup_mode == '') $backup_mode = 'userzip';
        $backup_dir_permissions =0750;

        if($backup_dir != '') {
/*
            //* mount backup directory, if necessary
            $run_backups = true;
            $server_config['backup_dir_mount_cmd'] = trim($server_config['backup_dir_mount_cmd']);
            if($server_config['backup_dir_is_mount'] == 'y' && $server_config['backup_dir_mount_cmd'] != ''){
                if(!$app->system->is_mounted($backup_dir)){
                    exec(escapeshellcmd($server_config['backup_dir_mount_cmd']));
                    sleep(1);
                    if(!$app->system->is_mounted($backup_dir)) $run_backups = false;
                }
            }
*/

            $mail_config = $app->getconf->get_server_config($conf['server_id'], 'mail');
			
            if(!is_dir($backup_dir)) {
                mkdir(escapeshellcmd($backup_dir), $backup_dir_permissions, true);
            } else {
                chmod(escapeshellcmd($backup_dir), $backup_dir_permissions);
            }

            $sql = "SELECT * FROM mail_user WHERE server_id = '".$conf['server_id']."' AND maildir <> ''";
            $records = $app->db->queryAllRecords($sql);
            if(is_array($records)) {
                foreach($records as $rec) {
                    //* Do the mailbox backup
                    if($rec['backup_interval'] == 'daily' or ($rec['backup_interval'] == 'weekly' && date('w') == 0) or ($rec['backup_interval'] == 'monthly' && date('d') == '01')) {
                        $sql="SELECT * FROM mail_domain WHERE domain = '".$app->db->quote(explode("@",$rec['email'])[1])."'";
                        $domain_rec=$app->db->queryOneRecord($sql);
                        $mail_backup_dir = $backup_dir.'/mail'.$domain_rec['domain_id'];

                        if(!is_dir($mail_backup_dir)) mkdir($mail_backup_dir, 0750);
                        chmod($mail_backup_dir, $backup_dir_permissions);

                        $domain_dir=explode('/',$rec['maildir']); 
                        $_temp=array_pop($domain_dir);unset($_temp);
                        $domain_dir=implode('/',$domain_dir);
                        $source_dir=array_pop(explode('/',$rec['maildir']));

                        $mail_backup_file = 'mail'.$rec['mailuser_id'].'_'.date('Y-m-d_H-i');

                        if($backup_mode == 'userzip') {
                            $mail_backup_file.='.zip';
                            exec('cd '.$rec['homedir'].' && zip -b /tmp -r '.$mail_backup_dir.'/'.$mail_backup_file.' '.$source_dir.' > /dev/nul');
                            //exec('cd '.$rec['homedir'].' && zip -b /tmp -r '.$mail_backup_dir.'/'.$mail_backup_file.' '.$source_dir.' > /dev/nul');
                        } else {
                            /* Create a tar.gz backup */
                            $mail_backup_file.='.tar.gz';
                            exec(escapeshellcmd('tar pczf '.$mail_backup_dir.'/'.$mail_backup_file.' --directory '.$domain_dir.' '.$source_dir), $tmp_output, $retval);
                        }
                        if($retval == 0){
                            chown($mail_backup_dir.'/'.$mail_backup_file, 'root');
                            chgrp($mail_backup_dir.'/'.$mail_backup_file, 'root');
                            chmod($mail_backup_dir.'/'.$mail_backup_file, 0640);
                            /* Insert mail backup record in database */
                            $sql = "INSERT INTO mail_backup (server_id,parent_domain_id,mailuser_id,backup_mode,tstamp,filename,filesize) VALUES (".$conf['server_id'].",".$domain_rec['domain_id'].",".$rec['mailuser_id'].",'".$backup_mode."',".time().",'".$app->db->quote($mail_backup_file)."','".$app->functions->formatBytes(filesize($mail_backup_dir.'/'.$mail_backup_file))."')";
                            $app->db->query($sql);	
                            if($app->db->dbHost != $app->dbmaster->dbHost) $app->dbmaster->query($sql);
                        } else {
                            /* Backup failed - remove archive */
                            if(is_file($mail_backup_dir.'/'.$mail_backup_file)) unlink($mail_backup_dir.'/'.$mail_backup_file);
                            $app->log($mail_backup_file.' NOK:'.$tmp_output, LOGLEVEL_DEBUG);
                        }
                        /* Remove old backups */
                        $backup_copies = intval($rec['backup_copies']);
                        $dir_handle = dir($mail_backup_dir);
                        $files = array();
                        while (false !== ($entry = $dir_handle->read())) {
                            if($entry != '.' && $entry != '..' && substr($entry,0,4+strlen($rec['mailuser_id'])) == 'mail'.$rec['mailuser_id'] && is_file($mail_backup_dir.'/'.$entry)) {
                                $files[] = $entry;
                            }
                        }
                        $dir_handle->close();
                        rsort($files);
                        for ($n = $backup_copies; $n <= 10; $n++) {
                            if(isset($files[$n]) && is_file($mail_backup_dir.'/'.$files[$n])) {
                                unlink($mail_backup_dir.'/'.$files[$n]);
                                $sql = "DELETE FROM mail_backup WHERE server_id = ".$conf['server_id']." AND parent_domain_id = ".$domain_rec['domain_id']." AND filename = '".$app->db->quote($files[$n])."'";
                                $app->db->query($sql);
                                if($app->db->dbHost != $app->dbmaster->dbHost) $app->dbmaster->query($sql);
                            }
                        }
                        unset($files);
                        unset($dir_handle);
                    }
                    /* Remove inactive backups */
                    if($rec['backup_interval'] == 'none') {
                        /* remove backups from db */
                        $sql = "DELETE FROM mail_backup WHERE server_id = ".$conf['server_id']." AND parent_domain_id = ".$domain_rec['domain_id']." AND mailuser_id = ".$rec['mailuser_id'];
                        $app->db->query($sql);
                        if($app->db->dbHost != $app->dbmaster->dbHost) $app->dbmaster->query($sql);
                        /* remove archives */
                        $mail_backup_dir = $backup_dir.'/mail'.$rec['sys_userid'];
                        $mail_backup_file = 'mail'.$rec['mailuser_id'].'_*';
                        if(is_dir($mail_backup_dir)) {
                            foreach (glob($mail_backup_dir.'/'.$mail_backup_file) as $filename) {
                                unlink($filename);
                            }
                        }
                    }
                }
            }
        }

        parent::onRunJob();
    }

    /* this function is optional if it contains no custom code */
    public function onAfterRun() {
        global $app;

        parent::onAfterRun();
    }

}

?>

 server/plugins-available/backup_plugin.inc.php

@@ -62,6 +62,7 @@

        $backup_id = intval($data);
        $backup = $app->dbmaster->queryOneRecord("SELECT * FROM web_backup WHERE backup_id = $backup_id");
        $mail_backup = $app->dbmaster->queryOneRecord("SELECT * FROM mail_backup WHERE backup_id = $backup_id");

        if(is_array($backup)) {

@@ -149,9 +150,49 @@
                    }
                }
            }
        //* Restore a mail backup - florian@schaal-24.de
        } elseif (is_array($mail_backup) && $action_name == 'backup_restore') {
            $app->uses('ini_parser,file,getconf');

            $server_config = $app->getconf->get_server_config($conf['server_id'], 'server');
            $mail_config = $app->getconf->get_server_config($conf['server_id'], 'mail');

            $domain_rec = $app->db->queryOneRecord("SELECT * FROM mail_domain WHERE domain_id = ".intval($mail_backup['parent_domain_id']));

            $backup_dir = $server_config['backup_dir'].'/mail'.$domain_rec['domain_id'];
            $mail_backup_file = $backup_dir.'/'.$mail_backup['filename'];

            $sql = "SELECT * FROM mail_user WHERE server_id = '".$conf['server_id']."' AND mailuser_id = ".intval($mail_backup['mailuser_id']);
            $record = $app->db->queryOneRecord($sql);

            //* strip mailbox from maildir
            $domain_dir=explode('/',$record['maildir']);
            $_temp=array_pop($domain_dir);unset($_temp);
            $domain_dir=implode('/',$domain_dir);
            if(file_exists($mail_backup_file) && $record['homedir'] != '' && $record['homedir'] != '/' && !stristr($mail_backup_file,'..') && !stristr($mail_backup_file,'etc') && $mail_config['homedir_path'] == $record['homedir'] && is_dir($domain_dir)) {
                if($mail_backup['backup_mode'] == 'userzip') {
                    $command = 'sudo -u '.$mail_config['mailuser_name'].' unzip -qq -o  '.escapeshellarg($mail_backup_file).' -d '.escapeshellarg($domain_dir).' 2> /dev/null';
                    exec($command,$tmp_output, $retval);
                    if($retval == 0){
                        $app->log('Restored Mail backup '.$mail_backup_file,LOGLEVEL_DEBUG);
                    } else {
                        $app->log('Unable to restore Mail backup '.$mail_backup_file.' '.$tmp_output,LOGLEVEL_ERROR);
                    }
                }
                if($mail_backup['backup_mode'] == 'rootgz') {
                    $command='tar xfz '.escapeshellarg($mail_backup_file).' --directory '.escapeshellarg($domain_dir);
                    exec($command,$tmp_output, $retval);
                    if($retval == 0){
                        $app->log('Restored Mail backup '.$mail_backup_file,LOGLEVEL_DEBUG);
                    } else {
                        $app->log('Unable to restore Mail backup '.$mail_backup_file.' '.$tmp_output,LOGLEVEL_ERROR);
                    }
                }
            } else {
                $app->log('Unable to restore Mail backup '.$mail_backup_file.' due to misconfiguration',LOGLEVEL_ERROR);
            }
        } else {
            $app->log('No backup with ID '.$backup_id.' found.', LOGLEVEL_DEBUG);
            $app->log('No backup with ID '.$backup_id.' found.',LOGLEVEL_DEBUG);
        }

        return 'ok';
@@ -159,4 +200,5 @@

} // end class

?>
?>