<?php
/**
* @version $Id: index.php 1135 2005-11-20 21:00:27Z stingrey $
* @package Joomla
* @copyright Copyright (C) 2005 Open Source Matters. All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL, see LICENSE.php
* Joomla! is free software. This version may have been modified pursuant
* to the GNU General Public License, and as distributed it includes or
* is derivative of works licensed under the GNU General Public License or
* other free or open source software licenses.
* See COPYRIGHT.php for copyright notices and details.
*/

// Set flag that this is a parent file
define( '_VALID_MOS', 1 );

// checks for configuration file, if none found loads installation page
if (!file_exists( 'configuration.php' ) || filesize( 'configuration.php' ) < 10) {
	$self = str_replace( '/index.php','', $_SERVER['PHP_SELF'] ). '/';
	header("Location: http://" . $_SERVER['HTTP_HOST'] . $self . "installation/index.php" );
	exit();
}

// VIRTUEMART MOD
// Let's see how long this page takes to load.
list($usec, $sec) = explode(" ", microtime()); 
$joomla_start = ((float)$usec + (float)$sec); 
// END VM MOD

include_once( 'globals.php' );
require_once( 'configuration.php' );
require_once( 'includes/joomla.php' );

//Installation sub folder check, removed for work with SVN
if (file_exists( 'installation/index.php' )) {	
	define( '_INSTALL_CHECK', 1 );
	include ('offline.php');
	exit();
}

// displays offline/maintanance page or bar
if ($mosConfig_offline == 1) {
	require( 'offline.php' );
}

// load system bot group
$_MAMBOTS->loadBotGroup( 'system' );

// trigger the onStart events
$_MAMBOTS->trigger( 'onStart' );

if (file_exists( 'components/com_sef/sef.php' )) {
	require_once( 'components/com_sef/sef.php' );
} else {
	require_once( 'includes/sef.php' );
}
require_once( 'includes/frontend.php' );

// retrieve some expected url (or form) arguments
$option = trim( strtolower( mosGetParam( $_REQUEST, 'option' ) ) );
$Itemid = intval( mosGetParam( $_REQUEST, 'Itemid', null ) );

if ($option == '') {
	if ($Itemid) {
		$query = "SELECT id, link"
		. "\n FROM #__menu"
		. "\n WHERE menutype = 'mainmenu'"
		. "\n AND id = '$Itemid'"
		. "\n AND published = '1'"
		;
		$database->setQuery( $query );
	} else {
		$query = "SELECT id, link"
		. "\n FROM #__menu"
		. "\n WHERE menutype = 'mainmenu'"
		. "\n AND published = 1"
		. "\n ORDER BY parent, ordering LIMIT 1"
		;
		$database->setQuery( $query );
	}
	$menu = new mosMenu( $database );
	if ($database->loadObject( $menu )) {
		$Itemid = $menu->id;
	}
	$link = $menu->link;
	if (($pos = strpos( $link, '?' )) !== false) {
		$link = substr( $link, $pos+1 ). '&Itemid='.$Itemid;
	}
	parse_str( $link, $temp );
	/** this is a patch, need to rework when globals are handled better */
	foreach ($temp as $k=>$v) {
		$GLOBALS[$k] = $v;
		$_REQUEST[$k] = $v;
		if ($k == 'option') {
			$option = $v;
		}
	}
}
if ( !$Itemid ) {
// when no Itemid give a default value
	$Itemid = 99999999;
} 
	
// mainframe is an API workhorse, lots of 'core' interaction routines
$mainframe = new mosMainFrame( $database, $option, '.' );
$mainframe->initSession();

// trigger the onAfterStart events
$_MAMBOTS->trigger( 'onAfterStart' );

// checking if we can find the Itemid thru the content
if ( $option == 'com_content' && $Itemid === 0 ) {
	$id = intval( mosGetParam( $_REQUEST, 'id', 0 ) );
	$Itemid = $mainframe->getItemid( $id );
}

/** do we have a valid Itemid yet?? */
if ( $Itemid === 0 ) {
	/** Nope, just use the homepage then. */
	$query = "SELECT id"
	. "\n FROM #__menu"
	. "\n WHERE menutype = 'mainmenu'"
	. "\n AND published = 1"
	. "\n ORDER BY parent, ordering"
	. "\n LIMIT 1"
	;
	$database->setQuery( $query );
	$Itemid = $database->loadResult();
}

// patch to lessen the impact on templates
if ($option == 'search') {
	$option = 'com_search';
}

// loads english language file by default
if ($mosConfig_lang=='') {
	$mosConfig_lang = 'english';
}
include_once( 'language/' . $mosConfig_lang . '.php' );

// frontend login & logout controls
$return = mosGetParam( $_REQUEST, 'return', NULL );
$message = mosGetParam( $_POST, 'message', 0 );
if ($option == 'login') {
	$mainframe->login();

	// JS Popup message
	if ( $message ) {
		?>
		<script language="javascript" type="text/javascript">
		<!--//
		alert( "<?php echo _LOGIN_SUCCESS; ?>" );
		//-->
		</script>
		<?php
	}
	
	if ($return) {
		mosRedirect( $return );
	} else {
		mosRedirect( $mosConfig_live_site );
	}

} else if ($option == 'logout') {
	$mainframe->logout();

	// JS Popup message
	if ( $message ) {
		?>
		<script language="javascript" type="text/javascript">
		<!--//
		alert( "<?php echo _LOGOUT_SUCCESS; ?>" );
		//-->
		</script>
		<?php
	}

	if ($return) {
		mosRedirect( $return );
	} else {
		mosRedirect( $mosConfig_live_site );
	}
}

/** get the information about the current user from the sessions table */
$my = $mainframe->getUser();

// detect first visit
$mainframe->detect();

// set for overlib check
$mainframe->set( 'loadOverlib', false );

$gid = intval( $my->gid );

// gets template for page
$cur_template = $mainframe->getTemplate();
/** temp fix - this feature is currently disabled */

/** @global A places to store information from processing of the component */
$_MOS_OPTION = array();

// precapture the output of the component
require_once( $mosConfig_absolute_path . '/editor/editor.php' );

ob_start();
if ($path = $mainframe->getPath( 'front' )) {
	$task 	= mosGetParam( $_REQUEST, 'task', '' );
	$ret 	= mosMenuCheck( $Itemid, $option, $task, $gid );
	if ($ret) {
		require_once( $path );
	} else {
		mosNotAuth();
	}
} else {
	echo _NOT_EXIST;
}
$_MOS_OPTION['buffer'] = ob_get_contents();
ob_end_clean();

initGzip();

header( 'Expires: Mon, 26 Jul 1997 05:00:00 GMT' );
header( 'Last-Modified: ' . gmdate( 'D, d M Y H:i:s' ) . ' GMT' );
header( 'Cache-Control: no-store, no-cache, must-revalidate' );
header( 'Cache-Control: post-check=0, pre-check=0', false );
header( 'Pragma: no-cache' );

// display the offline alert if an admin is logged in
if (defined( '_ADMIN_OFFLINE' )) {
	include( 'offlinebar.php' );
}

// loads template file
if ( !file_exists( 'templates/'. $cur_template .'/index.php' ) ) {
	echo _TEMPLATE_WARN . $cur_template;
} else {
	
	///////////////////////
	// VIRTUEMART MOD
	ob_start();
	
	require_once( 'templates/'. $cur_template .'/index.php' );
	echo "<!-- ".date("r")." -->";
	
	// Catch the Site Output
	$my_content = ob_get_contents();
	ob_end_clean();
	
	// XHTML compliance: Safely replace all occurences of & with &amp;
	$my_content = preg_replace("/&(?!([a-zA-z0-9|#]+[;]))/msi","&amp;", $my_content);
	
	// Javascripts sometimes contain such logical operators: &&
	// we must re-convert them from &amp; to &, otherwise the Scripts and links in it don't work
	if (preg_match_all("'<script[^>]*?>(.*?)<\/script>'si", $my_content, $scripts) > 0) {
	  foreach( $scripts as $script ) {
		$my_content = str_replace( $script, str_replace( "&amp;", "&", $script ), $my_content );
	  }
	}
	// Finally output the HTML String to the Browser
	echo $my_content;
	
	// END VIRTUEMART MOD
	////////////////////////
	// Original Version follows:
	/*	
	require_once( 'templates/'. $cur_template .'/index.php' );
	echo "<!-- ".time()." -->";
	*/
	
}

// display script runtime and no. of queries performed for page
if ($mosConfig_debug) {
	list($usec, $sec) = explode(" ", microtime()); 
	$joomla_stop = ((float)$usec + (float)$sec); 
	$runtime = $joomla_stop - $joomla_start;
	
	echo $database->_ticker . " queries executed. Script Runtime: <strong>$runtime Sec.</strong><br />
<br />
All the queries run on this pageload follow:";
	echo '<div style="widht:auto; overflow:scroll;"><pre>';
	// Uncomment if you want to find queries which were run again and again
	asort($database->_log);
 	foreach ($database->_log as $k=>$sql) {
 	    echo str_replace("\r", " ", str_replace("\n", " ", trim($sql))) . '<br />';
	}
	echo '</pre></div>';
}

doGzip();
?>