File Source for index.php

<?php //-*-php-*-
/*   ********************************************************************   **
**   Copyright notice                                                       **
**                                                                          **
**   (c) 1995-2003 PHPOpenChat Development Team                             **
**   http://phpopenchat.sourceforge.net/                                    **
**                                                                          **
**   All rights reserved                                                    **
**                                                                          **
**   This script is part of the PHPOpenChat project. The PHPOpenChat        **
**   project 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.                                    **
**                                                                          **
**   The GNU General Public License can be found at                         **
**   http://www.gnu.org/copyleft/gpl.html.                                  **
**   A copy is found in the textfile GPL and important notices to the       **
**   license from the team is found in the textfile LICENSE distributed     **
**   with these scripts.                                                    **
**                                                                          **
**   This script 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.                           **
**                                                                          **
**   This copyright notice MUST APPEAR in all copies of the script!         **
**   ********************************************************************   */
 
/*
  $Author: jjaeschke $
  $Date: 2003/10/14 14:43:17 $
  $Source: /cvsroot/phpopenchat/chat3/index.php,v $
  $Revision: 1.83 $
*/
 
//Get default values
require_once('config.inc.php');
 
require_once(POC_INCLUDE_PATH.'/adodb/adodb.inc.php');
require_once(POC_INCLUDE_PATH.'/class.Chat.inc');
require_once(POC_INCLUDE_PATH.'/class.Chatter.inc');
require_once(POC_INCLUDE_PATH.'/class.Line.inc');
require_once(POC_INCLUDE_PATH.'/class.Channel.inc');
require_once(POC_INCLUDE_PATH.'/class.Channel_Buffer_'.CHANNEL_BUFFER_TYPE.'.inc');
require_once(POC_INCLUDE_PATH.'/class.Template.inc');
require_once(POC_INCLUDE_PATH.'/class.Translator.inc');
require_once(POC_INCLUDE_PATH.'/class.Logger.inc');
 
function POC_Error_Handler($errno, $errmsg, $filename, $linenum, $vars)
{
  if( $errno == 2 ){
    //the webserver has no write access to the tmp dir
    Chat::display_error( $errmsg, $filename );
    exit;
  }
}
 
//$old_error_handler = set_error_handler("Chat::POC_Error_Handler");
//jj problems with this $old_error_handler = set_error_handler("POC_Error_Handler");
 
 
 
@session_start();
//if ($old_error_handler) set_error_handler($old_error_handler);
unset($old_error_handler);
 
$jScript = '';
$operator_passwd = '';
$chatters_online_list = '';
$_tmp =( isset($_SESSION['chatter']) )? $_SESSION['chatter']->get_user():'';
if(!isset($_GET['nickname']))
  $_GET['nickname']=( isset($_COOKIE['poc_nick']) )? $_COOKIE['poc_nick']:$_tmp;
if(!isset($_GET['password']))
  $_GET['password']=( isset($_COOKIE['poc_password']) )? $_COOKIE['poc_password']:$_tmp;//it's a fake, only to show some stars in the password field
unset($_tmp);
 
function check_private_icon( $nick )
{
  global $ACCEPTED_MIME_TYPES;
  $smiley_dir  = '/images/icons/chatter';
  for ($i=0;$i<count($ACCEPTED_MIME_TYPES);$i++)
  {
    preg_match('#image/[x\-]?(.*)#',$ACCEPTED_MIME_TYPES[$i], $parts);
    $file_extension = $parts[1];
    $smiley_path = $smiley_dir.'/'.strtolower($nick).'.'.$file_extension;
    if( file_exists($_SESSION['template']->get_tmpl_sys_path().$smiley_path) )
      return '<img src="'.$_SESSION['template']->get_tmpl_web_path().$smiley_path.'" align="middle" alt="'.$_SESSION['translator']->out('PRIVATE_IMAGE').'" />';
  }
  
  return '&nbsp;';
}
 
if( !isset($_SESSION['chat']) || !is_object($_SESSION['chat']))
{
  if( !isset($_SESSION['chatter']) && function_exists('session_register') ) {
    session_register('chatter');
  }
  if( !isset($_SESSION['template']) && function_exists('session_register') ) {
    session_register('template');
  }
  if(function_exists('session_register')) {
    session_register('chat','translator','channel','channel_buffer','lastRedLine','mailbox','current_mailbox_type','curr_mail_idx','inbox_count_new','outbox_count_new','trash_count_new','session_get','session_post','reload_count','poll_count','logger');
  }
 
  $reload_count=0;$_SESSION['reload_count']=0;
  $poll_count=0;$_SESSION['poll_count']=0;
 
  $session_get = session_name().'='.session_id();
  $_SESSION['session_get'] = $session_get;
  $session_post = '<input type="hidden" name="'.session_name().'" value="'.session_id().'" />';
  $_SESSION['session_post'] = $session_post;
  $logger = &new Logger();
  $_SESSION['logger'] = $logger;
  $chat  = &new Chat( strval(CHAT_NAME), $supported_languages );
  $_SESSION['chat'] = $chat;
  $translator = &new Translator( $_SESSION['chat']->get_language() );
  $_SESSION['translator'] = $translator;
  
  $_SESSION['chat']->set_deathless_chatters( $DEATHLESS_CHATTERS );
  if( isset($_SERVER['HTTP_REFERER']) )
    $_SESSION['chat']->set_referer($_SERVER['HTTP_REFERER']);
  $_SESSION['chat']->connect();
   $_SESSION['chat']->alter_db_schema();
   $_SESSION['chat']->make_clean();
   //Set operator password
   $operator_passwd = $_SESSION['chat']->set_operator_passwd();
  $_SESSION['chat']->disconnect();
}
 
if( isset($_GET['pnlogin']) )
{
  //here a postnuke user has a chatter object already in the db
//this object was created by the first request from postnuke enviroment
  //see below if( function_exists('pnUserGetVar') )...
  
  $_SESSION['chat']->connect();
    $_SESSION['chatter'] = $_SESSION['chat']->get_chatter_instance($_GET['pnlogin']);
    if( !is_object($_SESSION['chatter']) || $_SESSION['chatter']->db_instance_is_outdated() )
       unset($_SESSION['chatter']);
    else 
    {
       $_SESSION['chatter']->mkinstance_clean();
       $_SESSION['chat']->set_show_profile(false);//profile data are managed by PN
    }
  $_SESSION['chat']->disconnect();
}
/*
if( isset($_GET['language']) && in_array($_GET['language'], $supported_languages) )
{
  $_SESSION['chat']->set_language($_GET['language']);
  $_SESSION['translator']->set_language($_GET['language']);
}
*/
if ( !isset($_SESSION['template']) )
{
    $template = &new Template();
    $_SESSION['template'] = $template;
    if( isset($_SESSION['chatter']) )
      $_SESSION['template']->set_theme( $_SESSION['chatter']->get_theme() );
    unset($theme);
 
    if( function_exists('pnUserGetVar') )
    {
      // this is a request from the postnuke enviroment
      if ( pnUserLoggedIn() )
      {
        //register or update POC userdata
        $_chatter = Chat::mkinstance_chatter( pnUserGetVar('uname'), true );
        $_chatter->set_user( pnUserGetVar('uname') );
        $_chatter->set_email( pnUserGetVar('email') );//is hidden by default
        $_chatter->set_name( pnUserGetVar('name') );
        $_chatter->set_homePageURL( pnUserGetVar('url') );
        $_chatter->set_aimNickname( pnUserGetVar('user_aim') );
        $_chatter->set_yimNickname( pnUserGetVar('user_yim') );
        $_chatter->set_interests( pnUserGetVar('user_intrest') );
        if(!$_chatter->is_registered()) $_chatter->register();
        $_chatter->update();
        $_chatter->set_db_instance_lifetime();
        $_chatter->mkinstance_persist();
      unset($_chatter);
      $poc_web_root = $_SESSION['template']->get_poc_web_root();
 
      //clean PN session
      unset($_SESSION['chat']);
      //unset($_SESSION['chatter']);
      unset($_SESSION['reload_count']);
      unset($_SESSION['template']);
      unset($_SESSION['translator']);
      unset($_SESSION['logger']);
      unset($_SESSION['session_post']);
      unset($_SESSION['session_get']);
 
      header('Status: 301');
      header('Location: '.$poc_web_root.'/index.php?pnlogin='.pnUserGetVar('uname'));
      exit;
      }
      else 
      {
        $_SESSION['template']->get_template('pn_login_failure');
      }
    }
}
$TEMPLATE_OUT['lang_switch'] = $_SESSION['chat']->get_lang_switch();
 
if ( isset($_POST['account_data']) 
|| ( isset($_SESSION['chatter']) && !$_SESSION['chatter']->is_kicked() && AUTOLOGIN_DIRECTLY ) )
{
    /*
     * Create a new chatter to check account data
     * Object chatter has no nick, if
     *  -the password doesn't match
     *  -the nick contains incorrect characters
     *  -the nick is too long
     */
    if(isset($_POST['nick']) 
    && $_POST['nick'] == strval(STATUS_BOT_NAME))
      unset($_POST['nick']);
 
    if( !isset($_SESSION['chatter']) || $_SESSION['chatter']->is_guest() )
    {
      if( !Chat::mkinstance_channel( $_POST['channel'] ) )
        die('Channel doesn\'t exists!');
      $_chatter = &new Chatter($_POST['nick'],$_POST['password']);
    }
    else
    {
      if( !isset($_POST['channel']) )
        $_POST['channel'] = ENTRY_CHANNEL;
      if( !Chat::mkinstance_channel( $_POST['channel'] ) )
        die('Channel doesn\'t exists!');
      $_chatter = $_SESSION['chatter'];
    }
 
    if (!is_null($_chatter->get_nick()) || isset($_SESSION['chatter']) )
    {
        if ( !isset($_SESSION['chatter']) || $_SESSION['chatter']->is_guest() )
          $_SESSION['chatter'] = $_chatter;
          
        if ( isset($_POST['storeAccountData']) )
        {
          setcookie('poc_nick',$_POST['nick'],COOKIE_EXPIRE,COOKIE_PATH,COOKIE_DOMAIN,COOKIE_SECURE);
          setcookie('poc_password',$_POST['password'],COOKIE_EXPIRE,COOKIE_PATH,COOKIE_DOMAIN,COOKIE_SECURE);
        }
        
        //connect to the line buffer of choosen channel
        $channel_buffer = &new Channel_Buffer($_POST['channel']);
        $_SESSION['channel_buffer'] = $channel_buffer;
 
        $_SESSION['channel_buffer']->connect();
         $lastRedLine = $_SESSION['channel_buffer']->get_cur_line_idx();
        $_SESSION['channel_buffer']->disconnect();
        $_SESSION['lastRedLine'] = $lastRedLine;
 
        $_SESSION['chat']->connect();
         $_SESSION['chat']->create_private_channel( $_chatter->get_nick(true) );
        $_SESSION['chat']->disconnect();
 
        $banned_msg = '';
        if( $_SESSION['chatter']->is_banned( $_POST['channel']) )
        {
          $banned_msg = ' ###BANNED_MSG###';
          $_SESSION['chatter']->join_channel( $_SESSION['chatter']->get_nick() );
        }
        
        if( !$_SESSION['chatter']->already_seen_today() )
          $_SESSION['chatter']->count_hit('login');
 
        $_SESSION['chatter']->refresh();
        $_SESSION['chatter']->set_grade($GRADES);
        $_SESSION['template']->set_theme( $_SESSION['chatter']->get_theme() );
 
        //hey, the chatter is authorized
        $_SESSION['chatter']->go_online( $_SESSION['channel']->get_name() );
        //$_SESSION['chatter']->get_db_groups( $_SESSION['channel']->get_name() );
//we have to say hello in the current channel first» 
        
        $bot = &new Chatter(strval(STATUS_BOT_NAME));
 
        $said  = $_SESSION['chatter']->get_nick().' ###JOINS_THE_CHAT###';
        $said .= $banned_msg;
        $line = &new Line($bot, $said);
        $line->set_login($_SESSION['chatter']->get_nick());
        
        $_SESSION['channel_buffer']->connect();
         //get current line number within channel buffer
         $_SESSION['channel_buffer']->put_line($line);
        $_SESSION['channel_buffer']->disconnect();
        if( $_SESSION['channel']->get_message() != '' ) {
          $_SESSION['chat']->write_sys_msg( '<br />'.$_SESSION['channel']->get_message(),$_SESSION['chatter'], true );
        }
 
        unset($line);
        unset($line_message);
        unset($bot);
        unset($said);
        unset($_SESSION['in']);
 
        header('Status: 301');
        header('Location: frameset.php?'.session_name().'='.session_id());
 
        exit;
    }
    else
    {
      unset($_SESSION['channel']);
      unset($_chatter);
    }
}
else 
{
  header('Content-type: text/html; charset='.$_SESSION['translator']->out('CHARACTER_ENCODING'));
  $_SESSION['template']->get_cached_content( 60*2 );//get cached content with a max age of 2 minutes
}
 
if(  !$_SESSION['chat']->connect() )
{
  unset($_SESSION['chat']);
  unset($_SESSION['chatter']);
  unset($_SESSION['channel_buffer']);
  unset($_SESSION['lastRedLine']);
    
  header('Status: 301');
  header('Location: test.php');
  exit;
}
 $chatters_online = array();
 $chatters_online = $_SESSION['chat']->get_chatters('%');
 $count_chatters_online = count($chatters_online);
 if( $count_chatters_online > 0 )
 {
   $td_count = 0;
   for($i=0;$i<$count_chatters_online;$i++)
   {
     $td_count++;
     if($i==0 || ($i % COL_COUNT_CHATTER_LIST) == 0) $chatters_online_list .= NL.TAB.'<tr>';
     $chatters_online_list .= NL.TAB.TAB.'<td class="chatterTableImgCell">'.check_private_icon( $chatters_online[$i] ).'</td>
     <td class="chatterTable">&nbsp;'.preg_replace( "/\#{3}([^#]*)\#{3}/e", "htmlentities(\$_SESSION['translator']->out('\\1'))", $chatters_online[$i] ).'&nbsp;</td>';
     if($i > 0 && ($i % COL_COUNT_CHATTER_LIST) == 0)
     {
       $td_count = 0;
       $chatters_online_list .= NL.TAB.'</tr>';
     }
   }
   for ($i = $td_count; $i < COL_COUNT_CHATTER_LIST; $i++)
   {
     $chatters_online_list .= NL.TAB.TAB.'<td colspan="2"></td>';
   }
   if( $td_count > 0 ) $chatters_online_list .= NL.TAB.'</tr>';
 }
 else
   $chatters_online_list  = '<tr><td>&nbsp;</td></tr>';
 
 $TEMPLATE_OUT['count_chatters_online']   = $count_chatters_online;
 
 //get statistics
 $TEMPLATE_OUT['online_count_last24h']    = $_SESSION['chat']->get_online_count_last24h();
 $TEMPLATE_OUT['online_time_avg']         = round($_SESSION['chat']->get_online_time_avg()/(60*60*24),3);
 $TEMPLATE_OUT['registered_count']        = $_SESSION['chat']->get_registered_count();
 $TEMPLATE_OUT['last_registered'] = array();
 $last_registered_user = $_SESSION['chat']->get_last_registered();
 $TEMPLATE_OUT['last_registered']['NICK'] = $last_registered_user[0]['NICK'];
 $TEMPLATE_OUT['last_registered']['REGTIME'] = $last_registered_user[0]['REGTIME'];
 $TEMPLATE_OUT['mail_count']              = $_SESSION['chat']->get_mail_count();
 $TEMPLATE_OUT['mail_count_last_24h']     = $_SESSION['chat']->get_mail_count_last_24h();
 $TEMPLATE_OUT['option_list_of_channels'] = $_SESSION['chat']->get_channels_option_list(CHANNEL_SELECTED);
$_SESSION['chat']->disconnect();
 
//unset objects in session
//unset($_SESSION['chatter']);
 
unset($_SESSION['channel_buffer']);
unset($_SESSION['lastRedLine']);    
 
$jump = ( isset($_GET['jump']) )? $_GET['jump']:'index.php';
 
if( isset($_GET['onTop']) )
  $jScript .= '
  if( opener ) {
    /*click on exit within satellit*/
    opener.parent.location.href="'.$jump.'";
    window.close();
  }
  else {
    //alert(\'debug\');
    top.location.href="'.$jump.'";
  }
  ';
if( isset($_GET['forceOnTop']) )
   $jScript .= '
     top.location.href="'.$jump.'";
   ';
 
$TEMPLATE_OUT['disable'] = '';
if( isset($_SESSION['chatter']) && !AUTOLOGIN_DIRECTLY && !$_SESSION['chatter']->is_guest() )
{
  $TEMPLATE_OUT['disable'] = 'disabled="disabled"';
}
 
$TEMPLATE_OUT['nickname'] = '';
$TEMPLATE_OUT['greeting'] = '';
if( isset($_SESSION['chatter']) )
{
  $TEMPLATE_OUT['nickname'] = $_SESSION['chatter']->get_nick().':';
  $TEMPLATE_OUT['greeting'] = $_SESSION['translator']->out('GREETING');
}
$TEMPLATE_OUT['jScript'] = $jScript;
$TEMPLATE_OUT['operator_passwd'] = $operator_passwd;
$TEMPLATE_OUT['chatters_online_list'] = $chatters_online_list;
header('Content-type: text/html; charset='.$_SESSION['translator']->out('CHARACTER_ENCODING'));
$_SESSION['template']->get_template('index');
?>
Source for file index.php
