categorize_list.php

<?php
/**
 * @package tikiwiki
 */
// (c) Copyright 2002-2016 by authors of the Tiki Wiki CMS Groupware Project
//
// 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.
// $Id$

if (basename($_SERVER['SCRIPT_NAME']) === basename(__FILE__)) {
	die('This script may only be included.');
}

require_once('tiki-setup.php');
$userlib = TikiLib::lib('user');
$smarty = TikiLib::lib('smarty');

global $prefs;

$catobjperms = Perms::get([ 'type' => $cat_type, 'object' => $cat_objid ]);

$smarty->assign('mandatory_category', '-1');
if ($prefs['feature_categories'] == 'y' && isset($cat_type) && isset($cat_objid)) {
	$categlib = TikiLib::lib('categ');

	if (! isset($cat_object_exists)) {
		// article generator uses 'null' for type and id and puts the category id's in $_REQUEST
		$cat_object_exists = ($cat_objid === 'null') ? false : (bool) $cat_objid;
	}

	if ($cat_object_exists) {
		$cats = $categlib->get_object_categories($cat_type, $cat_objid);
	} else {
		$cats = $categlib->get_default_categories();
	}

	if ($cat_type == 'wiki page' || $cat_type == 'blog' || $cat_type == 'image gallery' || $cat_type == 'mypage') {
		$ext = ($cat_type == 'wiki page') ? 'wiki' : str_replace(' ', '_', $cat_type);
		$pref = 'feature_' . $ext . '_mandatory_category';
		if ($prefs[$pref] > 0) {
			$categories = $categlib->getCategories(['identifier' => $prefs[$pref], 'type' => 'descendants']);
		} else {
			$categories = $categlib->getCategories();
		}
		$smarty->assign('mandatory_category', $prefs[$pref]);
	} else {
		$categories = $categlib->getCategories();
	}

	 $can = $catobjperms->modify_object_categories;

	$categories = Perms::filter(['type' => 'category'], 'object', $categories, [ 'object' => 'categId' ], ['view_category']);

	foreach ($categories as &$category) {
		$catperms = Perms::get([ 'type' => 'category', 'object' => $category['categId'] ]);

		if (in_array($category["categId"], $cats)) {
			$category["incat"] = 'y';
			$category['canchange'] = ! $cat_object_exists || ( $can && $catperms->remove_object );
		} else {
			$category["incat"] = 'n';
			$category['canchange'] = $can && $catperms->add_object;
		}

		// allow to preselect categories when creating a new article
		// like this: /tiki-edit_article.php?cat_categories[]=1&cat_categorize=on
		if (! $cat_object_exists && isset($_REQUEST["cat_categories"]) && isset($_REQUEST["cat_categorize"]) && $_REQUEST["cat_categorize"] == 'on') {
			if (in_array($category["categId"], $_REQUEST["cat_categories"])) {
				$category["incat"] = 'y';
			} else {
				$category["incat"] = 'n';
			}
		}
	}

	$smarty->assign('cat_tree', $categlib->generate_cat_tree($categories));

	$smarty->assign_by_ref('categories', $categories);
}