class.ilUserUtil.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilUserUtil
{
        static function getNamePresentation($a_user_id, 
                $a_user_image = false, $a_profile_link = false, $a_profile_back_link = "",
                $a_force_first_lastname = false, $a_omit_login = false, $a_sortable = true)
        {
                global $lng, $ilCtrl, $ilDB;
                
                if (!($return_as_array = is_array($a_user_id)))
                        $a_user_id = array($a_user_id);
                
                $sql = 'SELECT
                                        a.usr_id, 
                                        firstname,
                                        lastname,
                                        title,
                                        login,
                                        b.value public_profile,
                                        c.value public_title
                                FROM
                                        usr_data a 
                                        LEFT JOIN 
                                                usr_pref b ON 
                                                        (a.usr_id = b.usr_id AND
                                                        b.keyword = %s)
                                        LEFT JOIN 
                                                usr_pref c ON 
                                                        (a.usr_id = c.usr_id AND
                                                        c.keyword = %s)
                                WHERE ' . $ilDB->in('a.usr_id', $a_user_id, false, 'integer');
                
                $userrow = $ilDB->queryF($sql, array('text', 'text'), array('public_profile', 'public_title'));
                
                $names = array();
                
                while ($row = $ilDB->fetchObject($userrow))
                {
                        if ($a_force_first_lastname ||
                                $has_public_profile = in_array($row->public_profile, array("y", "g")))
                        {
                                $title = "";
                                if($row->public_title == "y" && $row->title)
                                {
                                        $title = $row->title . " ";
                                }
                                if($a_sortable)
                                {
                                        $pres = $row->lastname;
                                        if(strlen($row->firstname))
                                        {
                                                $pres .= (', '.$row->firstname.' ');
                                        }
                                }
                                else
                                {
                                        $pres = $title;
                                        if(strlen($row->firstname))
                                        {
                                                $pres .= $row->firstname.' ';
                                        }
                                        $pres .= ($row->lastname.' ');
                                }
                                
                        }
                        
                        if(!$a_omit_login)
                        {
                                $pres.= "[".$row->login."]";
                        }
                        
                        if ($a_profile_link && $has_public_profile)
                        {
                                $ilCtrl->setParameterByClass("ilpublicuserprofilegui", "user", $row->usr_id);
                                if ($a_profile_back_link != "")
                                {
                                        $ilCtrl->setParameterByClass("ilpublicuserprofilegui", "back_url",
                                                rawurlencode($a_profile_back_link));
                                }
                                $pres = '<a href="'.$ilCtrl->getLinkTargetByClass("ilpublicuserprofilegui", "getHTML").'">'.$pres.'</a>';
                        }
        
                        if ($a_user_image)
                        {
                                $img = ilObjUser::_getPersonalPicturePath($row->usr_id, "xxsmall");
                                $pres = '<img border="0" src="'.$img.'" alt="'.$lng->txt("icon").
                                        " ".$lng->txt("user_picture").'" /> '.$pres;
                        }

                        $names[$row->usr_id] = $pres; 
                }

                foreach($a_user_id as $id)
                {
                        if (!$names[$id])
                                $names[$id] = "unknown";
                }

                return $return_as_array ? $names : $names[$a_user_id[0]];
        }
        
}
?>