class.ilChatroomUser.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilChatroomUser
{
        private $user;

        private $username;

        private $room;

        public function __construct(ilObjUser $user, ilChatroom $chatroom)
        {
            require_once 'Services/User/classes/class.ilObjUser.php';

            $this->user = $user;
            $this->room = $chatroom;
        }

        public function getUserId()
        {
                $user_id = $this->user->getId();

                if($this->user->isAnonymous())
                {
                        if(isset($_SESSION['chat'][$this->room->getRoomId()]['user_id']))
                        {
                                return $_SESSION['chat'][$this->room->getRoomId()]['user_id'];
                        }
                        else
                        {
                                $user_id                                               = mt_rand(-99999, -20);
                                $_SESSION['chat'][$this->room->getRoomId()]['user_id'] = $user_id;
                                return $user_id;
                        }
                }
                else
                {
                        return $user_id;
                }
        }

        public function setUsername($username)
        {
            $this->username = htmlspecialchars( $username );
            $_SESSION['chat'][$this->room->getRoomId()]['username'] = $this->username;
        }

        public function getUsername()
        {
                if($this->username)
                {
                        return $this->username;
                }
                else if($_SESSION['chat'][$this->room->getRoomId()]['username'])
                {
                        return $_SESSION['chat'][$this->room->getRoomId()]['username'];
                }
                else
                {
                        return $this->user->getLogin();
                }
        }

        public function getChatNameSuggestions()
        {
                $options = array();

                if($this->user->isAnonymous())
                {
                        $options['anonymousName'] = $this->buildAnonymousName();
                }
                else
                {
                        $options['fullname']  = $this->buildFullname();
                        $options['shortname'] = $this->buildShortname();
                        $options['login']     = $this->buildLogin();
                }

                return $options;
        }

        public function buildAnonymousName()
        {
            $anonymous_name = str_replace(
                    '#', mt_rand( 0, 10000 ), $this->room->getSetting('autogen_usernames')
            );

            return $anonymous_name;
        }

        public function buildLogin()
        {
            return $this->user->getLogin();
        }

        public function buildFullname()
        {
            return $this->user->getPublicName();
        }

        public function buildShortname()
        {
            $firstname = $this->user->getFirstname();

            return $firstname{0} . '. ' . $this->user->getLastname();
        }
}