<?php
#CMS - CMS Made Simple
#(c)2004 by Ted Kulp (
wishy@users.sf.net)
#This project's homepage is:
http://www.cmsmadesimple.org
#
#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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
#$Id: index.php 7396 2011-09-15 12:57:25Z rolf1 $
$orig_memory = (function_exists('memory_get_usage')?memory_get_usage():0);
$dirname = dirname(__FILE__);
require_once($dirname.'/fileloc.php');
/**
* Entry point for all non-admin pages
*
* @package CMS
*/
$starttime = microtime();
clearstatcache();
if (!isset($_SERVER['REQUEST_URI']) && isset($_SERVER['QUERY_STRING']))
{
$_SERVER['REQUEST_URI'] = $_SERVER['PHP_SELF'] . '?' . $_SERVER['QUERY_STRING'];
}
if (!file_exists(CONFIG_FILE_LOCATION) || filesize(CONFIG_FILE_LOCATION) < 100)
{
// attempt to create the config.php if it doesn't already exist.
@touch(CONFIG_FILE_LOCATION);
}
if (!file_exists(CONFIG_FILE_LOCATION) || filesize(CONFIG_FILE_LOCATION) < 100)
{
require_once($dirname.'/lib/misc.functions.php');
if (FALSE == is_file($dirname.'/install/index.php')) {
die ('There is no config.php file or install/index.php please correct one these errors!');
} else {
redirect('install/');
}
}
else if (file_exists(TMP_CACHE_LOCATION.'/SITEDOWN'))
{
echo "<__html><head><title>Maintenance</title></head></__body><p>Site down for maintenance.</p><__body></__html>";
exit;
}
if (!is_writable(TMP_TEMPLATES_C_LOCATION) || !is_writable(TMP_CACHE_LOCATION))
{
echo '<__html><title>Error</title></head></__body>';
echo '<p>The following directories must be writable by the web server:<br />';
echo 'tmp/cache<br />';
echo 'tmp/templates_c<br /></p>';
echo '<p>Please correct by executing:<br /><em>chmod 777 tmp/cache<br />chmod 777 tmp/templates_c</em><br />or the equivilent for your platform before continuing.</p>';
echo '<__body></__html>';
exit;
}
require_once($dirname.'/include.php');
// optionally enable output compression (as long as debug mode isn't on)
if( isset($config['output_compression']) && ($config['output_compression']) && $config['debug'] != true )
{
@ob_start('ob_gzhandler');
}
else
{
@ob_start();
}
$gCms = cmsms();
$params = array_merge($_GET, $_POST);
$smarty = $gCms->GetSmarty();
$smarty->params = $params;
$page = get_pageid_or_alias_from_url();
$contentops = cmsms()->GetContentOperations();
$contentobj = '';
if( $page == '__CMS_PREVIEW_PAGE__' && isset($_SESSION['cms_preview']) ) // temporary
{
$tpl_name = trim($_SESSION['cms_preview']);
$fname = '';
if (is_writable($config["previews_path"]))
{
$fname = cms_join_path($config["previews_path"] , $tpl_name);
}
else
{
$fname = cms_join_path(TMP_CACHE_LOCATION , $tpl_name);
}
$fname = $tpl_name;
if( !file_exists($fname) )
{
die('error preview temp file not found: '.$fname);
return false;
}
// build pageinfo
$fh = fopen($fname,'r');
$_SESSION['cms_preview_data'] = unserialize(fread($fh,filesize($fname)));
fclose($fh);
unset($_SESSION['cms_preview']);
$contentobj = $contentops->LoadContentFromSerializedData($_SESSION['cms_preview_data']);
$contentobj->setId('__CMS_PREVIEW_PAGE__');
}
else
{
$contentobj = $contentops->LoadContentFromAlias($page,true);
}
if( !is_object($contentobj) )
{
// specified page not found, load the 404 error page.
$contentobj = $contentops->LoadContentFromAlias('error404',true);
if( !is_object($contentobj) )
{
// that wasn't found either... display a hardcoded message.
ErrorHandler404();
return;
}
else
{
header("HTTP/1.0 404 Not Found");
header("Status: 404 Not Found");
}
}
// $page cannot be empty here
if (is_object($contentobj))
{
if( !$contentobj->IsViewable() )
{
$url = $contentobj->GetURL();
if( $url != '' && $url != '#' )
{
redirect($url);
}
}
if( $contentobj->Secure() &&
(! isset($_SERVER['HTTPS']) || empty($_SERVER['HTTPS']) || $_SERVER['HTTPS'] == 'off') )
{
// if this page is marked to be secure, make sure we redirect to the secure page.
redirect($contentobj->GetURL());
}
$allow_cache = (int)get_site_preference('allow_browser_cache',0);
$expiry = (int)max(0,get_site_preference('browser_cache_expiry',60));
$expiry *= $allow_cache;
if( $_SERVER['REQUEST_METHOD'] == 'POST' || !$contentobj->Cachable() ||
$page == '__CMS_PREVIEW_PAGE__' || $expiry == 0 )
{
// Here we adjust headers for non cachable pages
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");
}
else
{
// as far as we know, the output is cachable at this point...
// so we mark it so that the output can be cached.
header('Expires: '.gmdate("D, d M Y H:i:s",time() + $expiry * 60).' GMT');
$the_date = time();
if( $contentobj->Cachable() )
{
$the_date = $contentobj->GetModifiedDate();
}
header('Last-Modified: ' . gmdate('D, d M Y H:i:s',$the_date) . ' GMT');
}
cmsms()->set_variable('content_obj',$contentobj);
$smarty->assign('content_obj',$contentobj);
if( $contentobj->Secure() &&
(! isset($_SERVER['HTTPS']) || empty($_SERVER['HTTPS']) || $_SERVER['HTTPS'] == 'off') )
{
// if this page is marked to be secure, make sure we redirect to the secure page.
redirect($contentobj->GetURL());
}
cmsms()->set_variable('content_obj',$contentobj);
cmsms()->set_variable('content_id',$contentobj->Id());
cmsms()->set_variable('page',$page);
cmsms()->set_variable('page_id',$page);
cmsms()->set_variable('page_name',$contentobj->Alias());
cmsms()->set_variable('position',$contentobj->Hierarchy());
cmsms()->set_variable('friendly_position',$contentops->CreateFriendlyHierarchyPosition($contentobj->Hierarchy()));
$smarty->assign('content_obj',$contentobj);
$smarty->assign('content_id', $contentobj->Id());
$smarty->assign('page', $page);
$smarty->assign('page_id', $page);
$smarty->assign('page_name', $contentobj->Alias());
$smarty->assign('page_alias', $contentobj->Alias());
$smarty->assign('position', $contentobj->Hierarchy());
$smarty->assign('friendly_position', $gCms->variables['friendly_position']);
}
else
// else if (get_site_preference('enablecustom404') == '' || get_site_preference('enablecustom404') == "0")
{
ErrorHandler404();
exit;
}
$html = '';
$showtemplate = true;
if ((isset($_REQUEST['showtemplate']) && $_REQUEST['showtemplate'] == 'false') ||
(isset($smarty->id) && $smarty->id != '' && isset($_REQUEST[$smarty->id.'showtemplate']) && $_REQUEST[$smarty->id.'showtemplate'] == 'false'))
{
$showtemplate = false;
}
if (isset($_GET["print"]))
{
$pageinfo = cmsms()->get_variable('pageinfo');
$html = $smarty->fetch('print:'.$page, '', $pageinfo->template_id) . "\n";
}
else
{
#If this is a case where a module doesn't want a template to be shown, just disable caching
if( !$showtemplate )
{
// snarfed from process_pagedata plugin
$tpl = $contentobj->GetPropertyValue('pagedata','');
if( !empty($tpl) )
{
$smarty->_compile_source('preprocess template', $tpl, $_compiled);
@ob_start();
$smarty->_eval('?>' . $_compiled);
$result = @ob_get_contents();
@ob_end_clean();
}
// now parse the default content block.
$html = $smarty->fetch('template:notemplate') . "\n";
}
else
{
//$smarty->caching = false;
// $smarty->compile_check = true;
// we allow backward compatibility (for a while)
// for people that have hacks for setting page title
// or header variables by capturing a modules output
// to a smarty variable, and then displaying it later.
if( isset($config['process_whole_template']) && $config['process_whole_template'] === false )
{
$top = $smarty->fetch('tpl_top:'.$contentobj->TemplateId());
$body = $smarty->fetch('tpl_body:'.$contentobj->TemplateId());
$head = $smarty->fetch('tpl_head:'.$contentobj->TemplateId());
$html = $top.$head.$body;
}
else
{
$html = $smarty->fetch('template:'.$contentobj->TemplateId());
}
}
}
Events::SendEvent('Core', 'ContentPostRender', array('content' => &$html));
$ct = cmsms()->get_variable['content-type'];
if( !$ct ) $ct = 'text/html';
header("Content-Type: $ct; charset=" . get_encoding());
echo $html;
@ob_flush();
$endtime = microtime();
$db =& cmsms()->GetDb();
$memory = (function_exists('memory_get_usage')?memory_get_usage():0);
$memory = $memory - $orig_memory;
$memory_peak = (function_exists('memory_get_peak_usage')?memory_get_peak_usage():0);
if ( !is_sitedown() && $config["debug"] == true)
{
echo "<p>Generated in ".microtime_diff($starttime,$endtime)." seconds by CMS Made Simple using ".(isset($db->query_count)?$db->query_count:'')." SQL queries and {$memory} bytes of memory (peak memory usage was {$memory_peak})</p>";
}
else if( isset($config['show_performance_info']) && ($showtemplate == true) )
{
debug_to_log('performance info: '.microtime_diff($starttime,$endtime)." / ".(isset($db->query_count)?$db->query_count:'')." / {$memory} / {$memory_peak}");
echo "<!-- ".microtime_diff($starttime,$endtime)." / ".(isset($db->query_count)?$db->query_count:'')." / {$memory} / {$memory_peak} -->\n";
}
if( is_sitedown() || $config['debug'] == true)
{
$smarty->clear_compiled_tpl();
#$smarty->clear_all_cache();
}
if ( !is_sitedown() && $config["debug"] == true)
{
#$db->LogSQL(false); // turn off logging
# output summary of SQL logging results
#$perf = NewPerfMonitor($db);
#echo $perf->SuspiciousSQL();
#echo $perf->ExpensiveSQL();
#echo $sql_queries;
foreach ($gCms->errors as $error)
{
echo $error;
}
}
if( $page == '__CMS_PREVIEW_PAGE__' && isset($_SESSION['cms_preview']) ) // temporary
{
unset($_SESSION['cms_preview']);
}
# vim:ts=4 sw=4 noet
?>
maar goed.