PHP LogUtil::RegisterError示例

/**
 * Do the migration
 * 
 * With this function, the actual migration is done.
 * 
 * @return   boolean   true on sucessful migration, false else
 */
function EZComments_migrateapi_pnComments()
{
    if (!SecurityUtil::checkPermission('EZComments::', '::', ACCESS_ADMIN)) {
        return LogUtil::registerPermissionError();
    }
    if (!ModUtil::available('pnComments')) {
        return LogUtil::RegisterError('pnComments not available');
    }
    ModUtil::dbInfoLoad('pnComments');
    $comments = DBUtil::SelectObjectArray('pncomments');
    $counter = 0;
    foreach ($comments as $c) {
        $obj = array('modname' => $c['module'], 'objectid' => $c['objectid'], 'comment' => $c['text'], 'replyto' => -1, 'subject' => $c['subject'], 'uid' => $c['uid'], 'date' => $c['date'] . ' 00:00:00');
        if (!DBUtil::insertObject($obj, 'EZComments')) {
            return LogUtil::registerError('error inserting comments in ezcomments table');
        }
        $counter++;
    }
    return LogUtil::registerStatus("Migrated: {$counter} comments successfully.");
}