<?php

// $Id: /cvsroot/tikiwiki/tiki/tiki-admin_structures.php,v 1.36.2.3 2008-03-19 01:44:52 luciash Exp $

// Copyright (c) 2002-2007, Luis Argerich, Garland Foster, Eduardo Polidor, et. al.
// All Rights Reserved. See copyright.txt for details and a complete list of authors.
// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.

// Initialization
$section = 'wiki page';
require_once ('tiki-setup.php');

include_once ('lib/structures/structlib.php');
include_once ('lib/categories/categlib.php');
include_once ("lib/ziplib.php");

if ($tiki_p_view != 'y') {
// This allows tiki_p_view in, in order to see structure tree - security hardening for editing features below.
	$smarty->assign('errortype', 401);
	$smarty->assign('msg', tra("You do not have permission to use this feature"));

	$smarty->display("error.tpl");
	die;
}

if($prefs['feature_wiki'] != 'y') {
    $smarty->assign('msg', tra('This feature is disabled').': feature_wiki');
    $smarty->display('error.tpl');
    die;  
}

if($prefs['feature_wiki_structure'] != 'y') {
    $smarty->assign('msg', tra('This feature is disabled').': feature_wiki_structure');
    $smarty->display('error.tpl');
    die;  
}

// start security hardened section
if ($tiki_p_edit_structures == 'y') {

if (isset($_REQUEST['rremove'])) {
  $area = 'delstruct';
  $structure_info = $structlib->s_get_structure_info($_REQUEST['rremove']);
	if (!$tikilib->user_has_perm_on_object($user,$structure_info["pageName"],'wiki page','tiki_p_edit', 'tiki_p_edit_categorized')) {
		$smarty->assign('errortype', 401);
		$smarty->assign('msg', tra("Permission denied you cannot edit this page"));
		$smarty->display("error.tpl");
		die;		
	}
  if ($prefs['feature_ticketlib2'] != 'y' or (isset($_POST['daconfirm']) and isset($_SESSION["ticket_$area"]))) {
    key_check($area);
	$structlib->s_remove_page($_REQUEST["rremove"], false, empty($_REQUEST['page'])? '': $_REQUEST['page']);		
	} else {
		key_get($area);
	}
}

if (isset($_REQUEST['rremovex'])) {
  $area = 'delstructandpages';
  $structure_info = $structlib->s_get_structure_info($_REQUEST['rremovex']);
	if (!$tikilib->user_has_perm_on_object($user,$structure_info["pageName"],'wiki page','tiki_p_edit', 'tiki_p_edit_categorized')) {
		$smarty->assign('errortype', 401);
		$smarty->assign('msg', tra("Permission denied you cannot edit this page"));
		$smarty->display("error.tpl");
		die;		
	}
  if ($prefs['feature_ticketlib2'] != 'y' or (isset($_POST['daconfirm']) and isset($_SESSION["ticket_$area"]))) {
    key_check($area);
	$structlib->s_remove_page($_REQUEST["rremovex"], true, empty($_REQUEST['page'])? '': $_REQUEST['page']);
	} else {
		key_get($area);
	}
}

if (isset($_REQUEST['export'])) {
	check_ticket('admin-structures');
	$structure_info = $structlib->s_get_structure_info($_REQUEST['export']);
	if ($prefs['feature_wiki_export'] != 'y' || $tiki_p_admin_wiki != 'y' || !$tikilib->user_has_perm_on_object($user,$structure_info["pageName"],'wiki page','tiki_p_view')) {
		$smarty->assign('errortype', 401);
		$smarty->assign('msg',tra('Permission denied you cannot view this page'));
		$smarty->display("error.tpl");
		die;
	}
	$structlib->s_export_structure($_REQUEST['export']);
}
if (isset($_REQUEST['zip']) && $tiki_p_admin == 'y') {
	check_ticket('admin-structures');
	include_once('lib/wiki/xmllib.php');
	$xmllib = new XmlLib();
	$zipFile = 'dump/xml.zip';
	$config['debug'] = false;
	if ($xmllib->export_pages(null, $_REQUEST['zip'], $zipFile, $config)) {
		if (!$config['debug']) {
			header("location: $zipFile");
			die;
		}
	} else {
		$smarty->assign('error', $xmllib->get_error());
	}
}

if (isset($_REQUEST['export_tree'])) {
	check_ticket('admin-structures');
	$structure_info = $structlib->s_get_structure_info($_REQUEST['export_tree']);
	if (!$tikilib->user_has_perm_on_object($user,$structure_info["pageName"],'wiki page','tiki_p_view')) {
		$smarty->assign('errortype', 401);
		$smarty->assign('msg',tra('Permission denied you cannot view this page'));
		$smarty->display("error.tpl");
		die;
	}
	header ("content-type: text/plain");

	$structlib->s_export_structure_tree($_REQUEST['export_tree']);
	die;
}

$smarty->assign('askremove', 'n');

if (isset($_REQUEST['remove'])) {
	check_ticket('admin-structures');
	$structure_info = $structlib->s_get_structure_info($_REQUEST['remove']);
	if (!$tikilib->user_has_perm_on_object($user,$structure_info["pageName"],'wiki page','tiki_p_edit', 'tiki_p_edit_categorized')) {
		$smarty->assign('errortype', 401);
		$smarty->assign('msg', tra("Permission denied you cannot edit this page"));
		$smarty->display("error.tpl");
		die;		
	}
	$smarty->assign('askremove', 'y');
	$smarty->assign('removename', $structure_info["pageName"]);
	$smarty->assign('remove', $_REQUEST['remove']);
}

$alert_in_st = array();
$alert_categorized = array();
$alert_to_remove_cats = array();
$alert_to_remove_extra_cats = array();
$cat_type='wiki page';
$cat_objid = '';
$smarty->assign('just_created', 'n');
if (isset($_REQUEST["create"])) {
	check_ticket('admin-structures');
	if ((empty($_REQUEST['name']))) {
		$smarty->assign('msg', tra("You must specify a page name, it will be created if it doesn't exist."));

		$smarty->display("error.tpl");
		die;
	}
    //try to add a new structure
    $structure_id = $structlib->s_create_page(null, null , $_REQUEST["name"], $_REQUEST["alias"]);
	//Cannot create a structure if a structure already exists
    if (!isset($structure_id)) {
		$smarty->assign('msg', $_REQUEST['name'] . " " . tra("page not added (Exists)"));
		$smarty->display("error.tpl");
		die;
	}

	$cat_name = $_REQUEST['name'];
	$cat_objid = $cat_name;
	$cat_href="tiki-index.php?page=" . urlencode($cat_name);
 	$cat_desc = '';
 	$cat_type='wiki page';	 	
	include_once("categorize.php");
	$categories = array(); // needed to prevent double entering (the first time when page is being categorized in categorize.php)
	include_once("categorize_list.php"); // needs to be up here to avoid picking up selection of cats from other existing sub-pages

	$smarty->assign('just_created', $structure_id);
	$smarty->assign('just_created_name', $_REQUEST['name']);	
    $parents[0] = $structure_id;
	$last_pages[0] = null;
	$tree_lines = explode("\n", $_REQUEST["tree"]);
	foreach ($tree_lines as $full_line) {
		$names = explode("->", $full_line);
		$line = $names[0];
		$line = rtrim($line);
		// count the depth level (leading spaces indicate it)
		$tabs = strlen($line) - strlen(ltrim($line));
		// Is there smth else 'cept spaces?
		if (strlen($line = trim($line))) {

			$parent_id = $parents[$tabs];
			if (isset($last_pages[$tabs])) {
			    $last_page = $last_pages[$tabs];
		    }
			else {
				$last_page = null;
			}

            $alias = '';
            if (!empty($names[1])) {
				$alias = $names[1];
		    }
		    if ($tikilib->page_exists(trim($line))) {
		    	$strucs = $structlib->get_page_structures(trim($line));
		    	if (count($strucs) > 0) {
					$alert_in_st[] = trim($line);
		    	}	
		    }
			$new_page_ref_id = $structlib->s_create_page($parent_id, $last_page, trim($line), trim($alias));
			if (isset($new_page_ref_id)) {
			    $parents[$tabs + 1] = $new_page_ref_id;
			    $last_pages[$tabs] = $new_page_ref_id;
			    $cat_name = trim($line);
				$cat_objid = $cat_name;
				$cat_href="tiki-index.php?page=" . urlencode($cat_name);
				$catObjectId = $categlib->is_categorized($cat_type, $cat_objid);
			    if ($prefs['feature_wiki_categorize_structure'] == 'y' && !$catObjectId) {
    			// page that is added is not categorized -> categorize it if necessary
			    if (isset($_REQUEST["cat_categorize"]) && $_REQUEST["cat_categorize"] == 'on' && isset($_REQUEST["cat_categories"])) {
					$catObjectId = $categlib->add_categorized_object($cat_type, $cat_objid, $cat_desc, $cat_name, $cat_href);
					$alert_categorized[] = $cat_name;
					foreach ($_REQUEST["cat_categories"] as $cat_acat) {						
						$categlib->categorize($catObjectId, $cat_acat);
					}
				}
			    } elseif ($prefs['feature_wiki_categorize_structure'] == 'y') {
				// page that is added is categorized
			    if (!isset($_REQUEST["cat_categories"]) || !isset($_REQUEST["cat_categorize"]) || isset($_REQUEST["cat_categorize"]) && $_REQUEST["cat_categorize"] != 'on') {
					// alert that current pages are categorized					
					$alert_to_remove_cats[] = $cat_name;					 
				} else {
					// add categories and alert that current pages have different categories
					$cats = $categlib->get_object_categories($cat_type, $cat_objid);
					$numberofcats = count($cats);
					$alert_categorized[] = $cat_name;					
					foreach ($_REQUEST["cat_categories"] as $cat_acat) {
						if (!in_array($cat_acat,$cats,true)) {
							$categlib->categorize($catObjectId, $cat_acat);
							$numberofcats += 1;							
						}
					}
					if ($numberofcats > count($_REQUEST["cat_categories"])) {
						$alert_to_remove_extra_cats[] = $cat_name;
					}	
				}
			    }			    
		    }
		}
	}
}
$smarty->assign('alert_in_st', $alert_in_st);
$smarty->assign('alert_categorized', $alert_categorized);
$smarty->assign('alert_to_remove_cats', $alert_to_remove_cats);
$smarty->assign('alert_to_remove_extra_cats', $alert_to_remove_extra_cats);

} // end of security hardening

if ($prefs['feature_categories'] == 'y') {
	include_once("categorize_list.php");
}

if (!isset($_REQUEST["sort_mode"])) {
	$sort_mode = 'pageName_asc';
} else {
	$sort_mode = $_REQUEST["sort_mode"];
}

if (!isset($_REQUEST["offset"])) {
	$offset = 0;
} else {
	$offset = $_REQUEST["offset"];
}

$smarty->assign_by_ref('offset', $offset);

if (isset($_REQUEST["find"])) {
	$find = $_REQUEST["find"];
} else {
	$find = '';
}

$smarty->assign('find', $find);

$smarty->assign_by_ref('sort_mode', $sort_mode);

// default $maxRecords defined in tiki-setup.php
if (isset($_REQUEST['maxRecords'])) {
	$maxRecords = $_REQUEST['maxRecords'];
}

$filter = '';
if (!empty($_REQUEST['lang'])) {
	$filter['lang'] = $_REQUEST['lang'];
	$smarty->assign_by_ref('find_lang', $_REQUEST['lang']);
}
if (!empty($_REQUEST['categId'])) {
	$filter['categId'] = $_REQUEST['categId'];
	$smarty->assign_by_ref('find_categId', $_REQUEST['categId']);
}

if (isset($_REQUEST["exact_match"])) {
	$exact_match = true;
	$smarty->assign('exact_match', 'y');
} else {
	$exact_match = false;
	$smarty->assign('exact_match', 'n');
}  

if ($prefs['feature_multilingual'] == 'y') {
	$languages = array();
	$languages = $tikilib->list_languages(false, 'y');
	$smarty->assign_by_ref('languages', $languages);
}

$channels = $structlib->list_structures($offset, $maxRecords, $sort_mode, $find, $exact_match, $filter);

$smarty->assign('cant', $channels["cant"]);

$smarty->assign_by_ref('channels', $channels["data"]);
ask_ticket('admin-structures');

include_once ('tiki-section_options.php');

// disallow robots to index page:
$smarty->assign('metatag_robots', 'NOINDEX, NOFOLLOW');

// Detect if we have a PDF export mod installed
$smarty->assign('pdf_export', file_exists('lib/mozilla2ps/mod_urltopdf.php') ? 'y' : 'n');

// Display the template
$smarty->assign('mid', 'tiki-admin_structures.tpl');
$smarty->display("tiki.tpl");

?>
