<?php
/***************************************************************************
 * website : codae
 * page : index.wrd
 * description : url rewriting & permalink v2 language include in path
 * author : olivier le brenn
 * copyright : (C) 2006 kaoze.net
 * CD : Sun, Apr 16, 2006 | 6:51:57 AM
 * MD : Tue, Oct 9, 2007 | 7:21:21 PM
 ***************************************************************************/

define('IN_CODA', true);
$site_root_path = './';
include($site_root_path . 'lib/extension.inc');
include($site_root_path . 'inc/common.'.$phpEx);

$wrd_uri= ((strlen($_SERVER['REQUEST_URI'])-1) == (strrpos($_SERVER['REQUEST_URI'], '/'))) ?  substr($_SERVER['REQUEST_URI'], 0, -1)  : $_SERVER['REQUEST_URI'];
// let's remove the query string if exist and remove the last trail
$wrd_uri=(!empty($_SERVER['QUERY_STRING'])) ? substr($wrd_uri, 0, -(strlen($_SERVER['QUERY_STRING'])+2)) : $wrd_uri;
//$wrd_uri=(strrpos($wrd_uri, '?')) ? substr($wrd_uri, 0, strlen(strrchr($wrd_uri, '?'))-2) : $wrd_uri;
if(strlen($wrd_uri)>0) {
	$wrd_query = (strlen($wrd_uri)>0) ? explode('/', $wrd_uri) : false ;
}
$userdata = run_session();
$userprefs=init_siteprefs($userdata);

$wwg['page']=(isset($_GET['page']) && $_GET['page']!='') ? $_GET['page'] : ((isset($_POST['page']) && $_POST['page']!='') ? $_POST['page'] : '1');

$header_location = ( @preg_match('/Microsoft|WebSTAR|Xitami/', getenv('SERVER_SOFTWARE')) ) ? 'Refresh: 0; URL=' : 'Location: ';

// let's retrieve headings...
if(count($wrd_query)>1) {
	if(!(strstr($wrd_query[1], $phpEx))) {
		if ($coda_config['urw_lang']) {
			// are we on language home page ???
			$ava_lang=explode(',', $coda_config['available_languages']);
			if (count($wrd_query)==2 && in_array($wrd_query[1], $ava_lang )) {
				$heading=WRD_is_permalink('heading', 'home');
				$inc= $site_root_path .'lib/codae/home.'.$phpEx;
			}
			else {
				if(in_array($wrd_query[1], $ava_lang )) {
					array_splice($wrd_query, 1, 1);
				}
			}
		}
		
		// let's retrieve headings
		if(!$inc && $heading=WRD_is_permalink('heading', $wrd_query[1])) {
			// ok it seems to be a valid directory let's check what else we have 
			if(count($wrd_query)<3 && !empty($heading['content']) && $heading['home']=="heading") {
				$inc= $site_root_path .'lib/codae/heading.'.$phpEx;
			}
			elseif(strstr($heading['feed'], ',')) {
				// multiple stuff in this heading...
				$feeds= explode(',', $heading['feed']);
				//print_pre($feeds);
				//let's reverse array//
				$wrd_query=array_reverse($wrd_query);
				for($i=0;$i<count($feeds);$i++) {
					if(strstr($feeds[$i], ' - ')) {
						$tmp_codaids[$i]= explode(' - ', $feeds[$i]);
					}
					else {
						$tmp_codaids[$i]= $feeds[$i];
					}
					// according to headings feed let's load the right codae//
					if($heading['home']=='feed') {
						// let's deal with the first feed... 
						if(is_file($site_root_path .'lib/codae/'. strtolower($tmp_codaids[$i][0]) .'.'.$phpEx) && !isset($inc) ) {
							$inc=$site_root_path .'lib/codae/'. strtolower($tmp_codaids[$i][0]) .'.'.$phpEx;
							$codaids[$i]=$tmp_codaids[$i];
						}
						// and mark the codaids for further use...
						else {
							$codaids[$i]=$tmp_codaids[$i];
						}
					}
					elseif(is_array($heading['feedcurrent']=WRD_is_permalink(strtolower($tmp_codaids[$i][0]), $wrd_query[0]))) {
						if($heading['feedcurrent'][0]==$tmp_codaids[$i][1]) {
							if(is_file($site_root_path .'lib/codae/'. strtolower($tmp_codaids[$i][0]) .'.'.$phpEx)) {
								$inc=$site_root_path .'lib/codae/'. strtolower($tmp_codaids[$i][0]) .'.'.$phpEx;
							}
							else {
								$inc=$site_root_path .'lib/codae/error404.'.$phpEx;
							}
							$codaids[0]=$tmp_codaids[$i];
							break;
						}
					}
				}
				$wrd_query=array_reverse($wrd_query);
			}
			else {
				// single stuff...
				if(strstr($heading['feed'], '-')) {
					// we got an id
					$codaids[]= explode(' - ', $heading['feed']);
				}
				else {
					$codaids[0][0]= $heading['feed'];
				}
			}
		}
		elseif(!isset($inc)) {
			// let's home page //
			$inc= $site_root_path .'lib/codae/error404.'.$phpEx;
		}
	}
	else {
		$inc= $site_root_path .'lib/codae/home.'.$phpEx;
	}
}
else {
	// let's redirect to home page or default language //
	if ($coda_config['urw_lang']) {
		$header_location = ( @preg_match('/Microsoft|WebSTAR|Xitami/', getenv('SERVER_SOFTWARE')) ) ? 'Refresh: 0; URL=' : 'Location: ';
		// let's retrieve browser default language //
		$tmplang = getenv('HTTP_ACCEPT_LANGUAGE');
		$tmplang = preg_replace('/(;q=[0-9]+.[0-9]+)/i','',$tmplang);
		$lang_array = explode(",", $tmplang);
		$ava_lang=explode(',', $coda_config['available_languages']);
		for($i=0;$i<count($lang_array);$i++) {
			if($user_lang=in_array_multi($lang_array[$i], $ava_lang)) {
				$marker=true;
				break;
			}
		}
		if($marker==true) {
			$userdata['lang']=$user_lang;
		}
		$url= append_sid(($coda_config['urw_lang']) ? '/'. $userdata['lang'] . '/' : '');
		header($header_location . $url);
		exit;
	}
	else {
		$inc= $site_root_path .'lib/codae/home.'.$phpEx;
	}
}
// let's insert what we need...
if(!$inc) {
	// let's include first feed...
	// no let's include the right feed
	$fileinc=(is_array($codaids[0])) ? $codaids[0][0] : $codaids[0];
	if(is_file($site_root_path .'lib/codae/'. strtolower($fileinc) .'.'.$phpEx))
		$inc=$site_root_path .'lib/codae/'. strtolower($fileinc) .'.'.$phpEx;
	else
		$inc=$site_root_path .'lib/codae/error404.'.$phpEx;

	// and mark it for further include 
}
$feed_step=0;

/*
print_pre($wrd_uri);
print_pre($wrd_query);
print_pre($heading);
print_pre($fileinc);
print_pre($inc); 
print_pre($codaids);
exit;
*/
include($inc);
?>