<?php
/* tabstop=4 tabreplace=space */
/**
 * Joomla-SMF Who's Online
 *
 * This file is the Joomla-SMF who's online module which displays online users,
 * links to the SMF or pms chat system, flashchat users, and general user count
 * statistics.
 * 
 * LICENSE: This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * 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.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 * @category    Module
 * @package     mod_joomla-smf_whos_online
 * @author      Cowboy <ross@joomlahacks.com>
 * @author      Wolverine <wolverine@themofoclan.com>
 * @copyright   (C) JoomlaHacks.com. All rights reserved.
 * @license     http://www.gnu.org/copyleft/gpl.html GNU/GPL
 * @version     $Id: mod_joomla-smf_whos_online.php 6 2006-04-17 12:48:51Z joshualross $
 * @revision    $LastChangedRevision: 6 $
 * @date        $LastChangedDate: 2006-04-17 08:48:51 -0400 (Mon, 17 Apr 2006) $
 * @file        $HeadURL: http://scm.joomla.org/svn/repos/joomla-smf_whos_online/mod_joomla-smf_whos_online.php $
 * @link        http://www.JoomlaHacks.com
 * @since       File available since Release 1.0
 * 
 * Visit JoomlaHacks.com for more Joomla Hacks!
 */

/** ensure this file is being included by a parent file */
defined( '_VALID_MOS' ) or die( 'Direct Access to this location is not allowed.' );
//mosConfig_live_site used for images
//1.1.1 added mosConfig_live_site to the globals (-Wolverine)
global $mosConfig_live_site, $mosConfig_absolute_path, $database;
global $profilelink, $displayrealname, $displaygroupcolor, $liststyle, $pmlink, $smf_tprefix; 

//1.2 Set defaults for all parameters (-Wolverine)
$showmode           = $params->get( 'showmode', '' );
$moduleclass_sfx    = $params->get( 'moduleclass_sfx', '' );
$displayrealname    = $params->get( 'displayrealname', 0 );
$displaygroupcolor  = $params->get( 'displaygroupcolor', 0 );
$liststyle          = $params->get( 'liststyle', 0 );
$showchatters       = $params->get( 'showchatters', 0 );
$profilelink        = $params->get( 'profilelink', 0 );
$pmlink             = $params->get( 'pmlink', 0 );
$flashchaturl       = $params->get( 'flashchaturl', '' );
$chatroomempty      = $params->get( 'chatroomempty', '' );
//1.3 Add smf_tprefix which is the smf table prefix (-Wolverine)
$smf_tprefix        = $params->get( 'smf_tprefix', '');



// this is largely the default method used from the Joomla Who's Online module
$content     = '';

// show online count
if ($showmode==0 || $showmode==2) {
    $query = "SELECT guest, usertype"
    . "\n FROM #__session"
    ;
    $database->setQuery( $query );
    $sessions = $database->loadObjectList();

    // calculate number of guests and members
    $user_array     = 0;
    $guest_array    = 0;
    foreach( $sessions as $session ) {      
        // if guest increase guest count by 1
        if ( $session->guest == 1 && !$session->usertype ) {
            $guest_array++;
        }
        // if member increase member count by 1
        if ( $session->guest == 0 ) {
            $user_array++;
        }
    }
    
    // check if any guest or member is on the site
    if ($guest_array != 0 || $user_array != 0) {
        $content .= _WE_HAVE;
            
        // guest count handling
        if ($guest_array == 1) {
        // 1 guest only
            $content .= sprintf( _GUEST_COUNT, $guest_array );
        } else if ($guest_array > 1) {
        // more than 1 guest
            $content .= sprintf( _GUESTS_COUNT, $guest_array );
        }
    
        // if there are guests and members online
        if ($guest_array != 0 && $user_array != 0) {
            $content .= _AND;
        }
            
        // member count handling
        if ($user_array == 1) {
        // 1 member only
            $content .= sprintf( _MEMBER_COUNT, $user_array );
        } else if ($user_array > 1) {
        // more than 1 member
            $content .= sprintf( _MEMBERS_COUNT, $user_array );
        }
        
        $content .= _ONLINE;
    }
}

// show online member names
if ($showmode > 0) {
    $query = "SELECT DISTINCT a.username, a.userid, b.name"
    . "\n FROM #__session AS a, #__users as b"
    . "\n WHERE a.guest = 0 "
    . "\n AND b.id = a.userid "
    . "\n GROUP by b.id";

    $database->setQuery($query);
    $rows = $database->loadObjectList();
    
    if (count($rows)) {
        foreach($rows as $row) {
            
            $content .= getListStyle(createOnlineLink($row->username, $row->name, $row->userid));
           
        }
    }
}


if ($showchatters) {

    /* check if they put flashchat.php on the end or not */
	$content .= "<br/><a href=\"#\" onclick=\"javascript: window.open('http://".$flashchaturl."/flashchat.php', '', 'toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=780,height=550'); return false\"><img src=\"".$mosConfig_live_site."/modules/mod_whosonline_ext.gif\" border=\"0\" alt=\"Live Joomla Chat\"/></a><br />";

	$chatters = '';

	$query = "SELECT #__users.username, #__users.id, #__users.name "
	. "\n FROM #__users, #__fc_connections "
	. "\n WHERE #__fc_connections.userid = #__users.id "
	. "\n ORDER BY updated desc";
	
	$database->setQuery($query);
	if ($rows = $database->loadObjectList()) {
		//$rows = $database->loadObjectList();
		foreach($rows as $row) {
			$chatters .= getListStyle(createOnlineLink($row->username, $row->name, $row->id));
		}

		if (empty($chatters)) {
			$content .= "<img src=\"".$mosConfig_live_site."/images/M_images/arrow.png\" border=\"0\" alt=\"\" />".($chatroomempty != '' ? $chatroomempty : "The chatroom is quite...");
		}
		else {
			$content .= $chatters;
		}
	}
}

//function ListStyle($item) {
/**
 * Adds optional style to link
 * @param string $link username or url link
 * @global boolean $liststyle 
 * @global string $mosConfig_live_site Site URL
 */
function getListStyle($link)
{
    global $liststyle, $mosConfig_live_site;

    if ($liststyle) {
        return '<br /><img src="'.$mosConfig_live_site.'/images/M_images/arrow.png" border="0" alt="" />'.$link;
    }
    return '<ul><li><strong>'.$link.'</strong></li></ul>';
}

//This function requires that JoomlaSMF Bridge be installed(depracated)
//1.2 use $mosurl for links (-Wolverine)
//1.3 don't use $mosurl for links to allow use of other bridges(-Wolverine)
/**
 * Creates a link to given user
 * @param string $username
 * @param string $name
 * @param string $userid
 */
function createOnlineLink($username, $name, $userid) {
	global $database, $mosConfig_absolute_path, $mosConfig_sef, $mosConfig_live_site;
	global $profilelink, $displayrealname, $displaygroupcolor, $pmlink, $smf_tprefix;
 
    if (!$displayrealname) {
        $name = $username;
    }
    $link = '';
 
    //take the quick way out
	if ($profilelink == 0 && $pmlink == 0) {
        return $name;
		//$link = ($displayrealname ? $name : $username);
	}

    //CB profile link
    if ($profilelink == 2) {
        $link = '<a href="'. sefRelToAbs('index.php?option=com_comprofiler&amp;task=userProfile&amp;user='. $userid).'">'.$name.'</a>';
    }

    //smf profile link or SMF private message link
	if ($profilelink == 1 || $pmlink == 1) {
        //1.3 Return if smf table prefix isn't set (-Wolverine)
        if(empty($smf_tprefix)){
            return '<font color="red"><b>Please configure the SMF table prefix for this module!</b></font>';
        }
        $query = "SELECT id"
        . "\n FROM #__menu"
        . "\n WHERE link = 'index.php?option=com_smf'";
        $database->setQuery($query);
        $smfItemid = $database->loadResult();
        if (empty($smfItemid)) {
            return '<font color="red"><b>t1'.$database->getErrorMsg().'</b></font>';
        }
        $smfurl = "index.php?option=com_smf&amp;Itemid=" . $smfItemid."&amp;";
        
        $query = "SELECT ID_MEMBER, ID_GROUP, ID_POST_GROUP"
        . "\n FROM {$smf_tprefix}members"
        . "\n WHERE memberName = '$username'";
        $database->setQuery($query);
        $row = null;
        if ($database->loadObject($row)) { 
            $memberid = $row->ID_MEMBER;
            $membergroup = empty($row->ID_GROUP) ? $row->ID_POST_GROUP : $row->ID_GROUP;
            if (empty($memberid)) {
                return '<font color="red"><b>'.$database->getErrorMsg().'</b></font>';
            }
        } else {
            return '<font color="red"><b>'.$database->getErrorMsg().'</b></font>';
        }
        if (isset($membergroup) && !empty($membergroup)) {
            $query = "SELECT onlineColor"
            . "\n FROM {$smf_tprefix}membergroups"
            . "\n WHERE ID_GROUP = '$membergroup'";
            $database->setQuery($query);
            $membercolor = $database->loadResult();
        }

        //smf profile link
        if ($profilelink == 1) {
            if ($displaygroupcolor  && !empty($membercolor)) {
                //format a quick style= to add the membercolor(-Wolverine)
                $link .= '<a href="'.sefRelToAbs($smfurl.'action=profile&amp;u='.$memberid ).'" style="color: '.$membercolor.';">'.$name.'</a>';
            } else {        			
                $link .= '<a href="'.sefRelToAbs($smfurl.'action=profile&amp;u='.$memberid).'">'.$name.'</a>';
            }
        }
        //smf pm link
        if ($pmlink == 1) {
            $link .= '<a href="'.sefRelToAbs($smfurl.'action=pm&amp;sa=send&amp;u='.$memberid).'"><img src="'.$mosConfig_live_site.'/images/M_images/emailButton.png" border="0" height="10" /></a>';
        }
        //$link = str_replace(";u,",";u=",$link);
    }

	//PMS private message link
	if ($pmlink == 2) {
		$link .= '<a href="'. sefRelToAbs('index.php?option=com_pms&amp;page=new&amp;id='. $username).'"><img src="'.$mosConfig_live_site.'/images/M_images/emailButton.png" border="0" height="10" /></a>';
	}
    return $link;
}

?>