Source for file header.php

<?php 
/**
* <b>Header</b><br />
* This contains all of the business logic for displaying the site header.
* Includes all of the site CSS and JavaScript.
* If CSS cookie defined, it uses that CSS file for display (JavaScript).
* Nav Bar includes:
*   - About
*   - Calendar
*   - Events/Studes
*   - Locations
*   - Contact
*   - Worship Music
*   - Audio Messages
*   - Pictures
*   - Multimedia
*   - Prayer Requests
*   - Help (Text Icon)
* @author Kristen O'Brien <kristen_paristemi-com>
* @copyright Copyright 2004, Kristen O'Brien
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
* @link http://www.paristemi.com Paristemi Main Site
* @package paristemi
* @subpackage paristemi_business_logic
* @since Build 0.1
* @version Build 0.7
* @filesource
*/
/**
* Include the constants file and all of the files in the include list
*/
if(ltrim(dirname($_SERVER['SCRIPT_FILENAME'])) == "" || !file_exists($_SERVER['DOCUMENT_ROOT']."/constants.php")) {
  if(!file_exists("../constants.php")) { require_once("../public_html/constants.php"); }
  else { require_once("../constants.php"); }
}
else { require_once($_SERVER['DOCUMENT_ROOT']."/constants.php"); } 
foreach($INCLUDE_LIST as $includefile) { require_once $includefile; } 
 
// For some reason in the header only these have to be explicitly declared
// All other pages use the UtilSmarty::createSmarty() function
 
$smarty = new Smarty;
$smarty->template_dir = $SERVER_DIRECTORY.$INCLUDE_PATH.$SMARTY_TEMPLATE_DIR;
$smarty->compile_dir = $SERVER_DIRECTORY.$INCLUDE_PATH.$SMARTY_DIR.$SMARTY_TEMPLATEC_DIR;
$smarty->config_dir = $SERVER_DIRECTORY.$INCLUDE_PATH.$SMARTY_DIR.$SMARTY_CONFIG_DIR;
$smarty->cache_dir = $SERVER_DIRECTORY.$INCLUDE_PATH.$SMARTY_DIR.$SMARTY_CACHE_DIR;
 
 $smarty->assign('metakeywords',$CHURCH_KEYWORDS);
 $pagetitle = ""; $pagedesc = ""; $pagesubtitle = "";
 if(getenv("QUERY_STRING")) { 
    if(isset($HTTP_GET_VARS['pagetitle'])) { $pagetitle = $HTTP_GET_VARS['pagetitle']; }
    if(isset($HTTP_GET_VARS['pagesubtitle'])) { $pagesubtitle = $HTTP_GET_VARS['pagesubtitle']; }
    if(isset($HTTP_GET_VARS['pagedesc'])) { $pagedesc = $HTTP_GET_VARS['pagedesc']; }
 }
      if($pagedesc == "") { $smarty->assign('metadesc',$ABOUT_CHURCH); }
      else { $smarty->assign('metadesc',$pagedesc); }
      if($pagetitle == "") { $smarty->assign('metatitle',$CHURCH_NAME." - ".$MAIN_PAGE_TITLE); }
      else { 
          $pagetitle = $CHURCH_NAME." - ".$pagetitle; 
          if($pagesubtitle != "") { $pagetitle .= " : ".$pagesubtitle; }
          $smarty->assign('metatitle',$pagetitle);
      }
       $smarty->assign('jsfile',$HTTP_DOCUMENT_ROOT.$INCLUDE_PATH.$JAVASCRIPT_INCLUDE); 
       $smarty->assign('stylesheets',
            array($HTTP_DOCUMENT_ROOT.$INCLUDE_PATH.$CSS_DIR.$CSS_TABLE,
                  $HTTP_DOCUMENT_ROOT.$INCLUDE_PATH.$CSS_DIR.$CSS_TEXT,
                  $HTTP_DOCUMENT_ROOT.$INCLUDE_PATH.$CSS_DIR.$CSS_PAGE));
 
      $smarty->assign('mainlink',$HTTP_DOCUMENT_ROOT);
      $smarty->assign('churchtitle',$CHURCH_TITLE);
      $smarty->assign('churchsubtitle',$CHURCH_SUB_TITLE);
 
      $navlinks = array();
      if($SHOW_MINISTRY) { 
          $navlinks[$S_ABOUT] = $HTTP_DOCUMENT_ROOT.$MINISTRY_DIR.$MINISTRY_FILE;
      }
      if($SHOW_CALENDAR) { 
          $navlinks[$S_CALENDAR] = $HTTP_DOCUMENT_ROOT.$CALENDAR_PATH.$DEFAULT_CAL_FILE;
      }
      if($SHOW_STUDIES) { 
          $navlinks[$S_EVENTS] = $HTTP_DOCUMENT_ROOT.$STUDIES_DIR.$STUDIES_FILE;
      }
      if($SHOW_LOCATION) { 
          $navlinks[$S_LOCATIONS] = $HTTP_DOCUMENT_ROOT.$LOCATION_DIR.$LOCATION_FILE;
      }
      if($SHOW_CONTACT) { 
          $navlinks[$S_CONTACT] = $HTTP_DOCUMENT_ROOT.$CONTACT_DIR.$CONTACT_FILE;
      }
      if($SHOW_MUSIC) { 
          $navlinks[$S_WORSHIP_MUSIC] = $HTTP_DOCUMENT_ROOT.$MUSIC_DIR.$MUSIC_FILE;
      }
      if($SHOW_MESSAGES) { 
          $navlinks[$S_AUDIO_MESSAGES] = $HTTP_DOCUMENT_ROOT.$MESSAGES_DIR.$MESSAGES_FILE;
      }
      if($SHOW_PICTURES) { 
          $navlinks[$S_PICTURES] = $HTTP_DOCUMENT_ROOT.$PICTURE_DIR.$PICTURE_FILE;
      }
      if($SHOW_MULTIMEDIA) { 
          $navlinks[$S_MULTIMEDIA] = $HTTP_DOCUMENT_ROOT.$MULTIMEDIA_DIR.$MULTIMEDIA_FILE;
      }
      if($SHOW_PRAYER) { 
          $navlinks[$S_PRAYER_REQUESTS] = $HTTP_DOCUMENT_ROOT.$PRAYER_DIR.$PRAYER_FILE;
      }
      if($SHOW_HELP_ICON) { 
          $navlinks['?'] = $HTTP_DOCUMENT_ROOT.$HELP_FILE;
      }
      $smarty->assign('navarr',$navlinks);
      
      if(ltrim(dirname($_SERVER['SCRIPT_NAME'])).'/' != '/'.rtrim($PICTURE_DIR)) {
        if ($_SERVER['SCRIPT_NAME'] != $SITE_DIRECTORY.$MAIN_PAGE) {
            $smarty->assign('hassidebar','yes');
        }
        else { $smarty->assign('hassidebar','no'); }
      }
      
      $smarty->display($SMARTY_TPL_HEADER);
?>