<?php 
/** 
 * Private Message 
 * 
 * You may not change or alter any portion of this comment or credits 
 * of supporting developers from this source code or any supporting source code 
 * which is considered copyrighted (c) material of the original comment or credit authors. 
 * This program 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. 
 * 
 * @copyright       (c) 2000-2016 XOOPS Project (www.xoops.org) 
 * @license             GNU GPL 2 (http://www.gnu.org/licenses/gpl-2.0.html) 
 * @package             pm 
 * @since               2.3.0 
 * @author              Taiwen Jiang <[email protected]> 
 */ 
 
$path = dirname(dirname(dirname(__DIR__))); 
require_once $path . '/include' . '/cp_header.php'; 
 
/** 
 * @param      $module 
 * @param null $oldversion 
 * @return bool 
 */ 
/** 
 * @param      $module 
 * @param null $oldversion 
 * @return bool 
 */ 
function xoops_module_update_pm(XoopsModule $module, $oldversion = null) 
{ 
    global $xoopsDB; 
    if ($oldversion <= 100) { 
        // Check pm table version 
        $sql = 'SHOW COLUMNS FROM ' . $xoopsDB->prefix('priv_msgs'); 
        if (!$result = $xoopsDB->queryF($sql)) { 
            return false; 
        } 
        // Migrate from existent pm module 
        if (($rows = $xoopsDB->getRowsNum($result)) == 12) { 
            return true; 
        } elseif ($rows == 8) { 
            return $xoopsDB->queryFromFile(XOOPS_ROOT_PATH . '/modules/' . $module->getVar('dirname', 'n') . '/sql/mysql.upgrade.sql'); 
        } else { 
            return false; 
        } 
    } 
 
    if ($oldversion < 110) { 
        // remove old html template files 
        $templateDirectory = XOOPS_ROOT_PATH . '/modules/' . $module->getVar('dirname', 'n') . '/templates/'; 
        $template_list     = array_diff(scandir($templateDirectory), array('..', '.')); 
        foreach ($template_list as $k => $v) { 
            $fileinfo = new SplFileInfo($templateDirectory . $v); 
            if ($fileinfo->getExtension() === 'html' && $fileinfo->getFilename() !== 'index.html') { 
                @unlink($templateDirectory . $v); 
            } 
        } 
 
        xoops_load('xoopsfile'); 
        //remove /images directory 
        $imagesDirectory = XOOPS_ROOT_PATH . '/modules/' . $module->getVar('dirname', 'n') . '/images/'; 
        $folderHandler   = XoopsFile::getHandler('folder', $imagesDirectory); 
        $folderHandler->delete($imagesDirectory); 
        //delete .html entries from the tpl table 
        $sql = 'DELETE FROM ' . $xoopsDB->prefix('tplfile') . " WHERE `tpl_module` = '" . $module->getVar('dirname', 'n') . "' AND `tpl_file` LIKE '%.html%'"; 
        $xoopsDB->queryF($sql); 
    } 
 
    return true; 
} 
 
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