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<?php
/**
* @package OSMap
* @copyright 2007-2014 XMap - Joomla! Vargas. All rights reserved.
* @copyright 2016 Open Source Training, LLC. All rights reserved..
* @author Guillermo Vargas <guille@vargas.co.cr>
* @author Alledia <support@alledia.com>
* @license GNU General Public License version 2 or later; see LICENSE.txt
*
* This file is part of OSMap.
*
* OSMap 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
* any later version.
*
* OSMap 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 OSMap. If not, see <http://www.gnu.org/licenses/>.
*/
defined('_JEXEC') or die('Restricted access');
class osmap_com_weblinks
{
private static $views = array('categories', 'category');
private static $enabled = null;
private static $instance = null;
public function __construct()
{
if (static::isEnabled()) {
JLoader::register('WeblinksHelperRoute', JPATH_SITE . '/components/com_weblinks/helpers/route.php');
}
}
public static function getInstance()
{
if (empty(static::$instance)) {
$instance = new self;
static::$instance = $instance;
}
return static::$instance;
}
public function getTree($osmap, $parent, &$params)
{
$uri = new JUri($parent->link);
if (!static::isEnabled() || !in_array($uri->getVar('view'), static::$views)) {
return;
}
$params['groups'] = implode(',', JFactory::getUser()->getAuthorisedViewLevels());
$params['language_filter'] = JFactory::getApplication()->getLanguageFilter();
$params['include_links'] = JArrayHelper::getValue($params, 'include_links', 1);
$params['include_links'] = ($params['include_links'] == 1 || ($params['include_links'] == 2 && $osmap->view == 'xml') || ($params['include_links'] == 3 && $osmap->view == 'html'));
$params['show_unauth'] = JArrayHelper::getValue($params, 'show_unauth', 0);
$params['show_unauth'] = ($params['show_unauth'] == 1 || ($params['show_unauth'] == 2 && $osmap->view == 'xml') || ($params['show_unauth'] == 3 && $osmap->view == 'html'));
$params['category_priority'] = JArrayHelper::getValue($params, 'category_priority', $parent->priority);
$params['category_changefreq'] = JArrayHelper::getValue($params, 'category_changefreq', $parent->changefreq);
if ($params['category_priority'] == -1) {
$params['category_priority'] = $parent->priority;
}
if ($params['category_changefreq'] == -1) {
$params['category_changefreq'] = $parent->changefreq;
}
$params['link_priority'] = JArrayHelper::getValue($params, 'link_priority', $parent->priority);
$params['link_changefreq'] = JArrayHelper::getValue($params, 'link_changefreq', $parent->changefreq);
if ($params['link_priority'] == -1) {
$params['link_priority'] = $parent->priority;
}
if ($params['link_changefreq'] == -1) {
$params['link_changefreq'] = $parent->changefreq;
}
switch ($uri->getVar('view')) {
case 'categories':
static::getCategoryTree($osmap, $parent, $params, $uri->getVar('id'));
break;
case 'category':
static::getlinks($osmap, $parent, $params, $uri->getVar('id'));
break;
}
}
private static function getCategoryTree(&$osmap, &$parent, &$params, $parent_id)
{
$db = JFactory::getDbo();
$query = $db->getQuery(true)
->select(array('c.id', 'c.alias', 'c.title', 'c.parent_id, params, metadata'))
->from('#__categories AS c')
->where('c.parent_id = ' . $db->quote($parent_id ? $parent_id : 1))
->where('c.extension = ' . $db->quote('com_weblinks'))
->where('c.published = 1')
->order('c.lft');
if (!$params['show_unauth']) {
$query->where('c.access IN(' . $params['groups'] . ')');
}
if ($params['language_filter']) {
$query->where('c.language IN(' . $db->quote(JFactory::getLanguage()->getTag()) . ', ' . $db->quote('*') . ')');
}
$db->setQuery($query);
$rows = $db->loadObjectList();
if (empty($rows)) {
return;
}
$osmap->changeLevel(1);
foreach ($rows as $row) {
if (OSMAP_LICENSE === 'pro') {
$content = new Alledia\OSMap\Pro\Joomla\Item($row);
if (!$content->isVisibleForRobots()) {
continue;
}
}
$node = new stdclass;
$node->id = $parent->id;
$node->name = $row->title;
$node->uid = $parent->uid . '_cid_' . $row->id;
$node->browserNav = $parent->browserNav;
$node->priority = $params['category_priority'];
$node->changefreq = $params['category_changefreq'];
$node->pid = $row->parent_id;
$node->link = WeblinksHelperRoute::getCategoryRoute($row->id);
if ($osmap->printNode($node) !== false) {
static::getlinks($osmap, $parent, $params, $row->id);
}
}
$osmap->changeLevel(-1);
}
private static function getlinks(&$osmap, &$parent, &$params, $catid)
{
static::getCategoryTree($osmap, $parent, $params, $catid);
if (!$params['include_links']) {
return;
}
$db = JFactory::getDbo();
$now = JFactory::getDate('now', 'UTC')->toSql();
$query = $db->getQuery(true)
->select(array('w.id', 'w.alias', 'w.title', 'params', 'metadata'))
->from('#__weblinks AS w')
->where('w.catid = ' . $db->Quote($catid))
->where('w.state = 1')
->where('(w.publish_up = ' . $db->quote($db->getNullDate()) . ' OR w.publish_up <= ' . $db->quote($now) . ')')
->where('(w.publish_down = ' . $db->quote($db->getNullDate()) . ' OR w.publish_down >= ' . $db->quote($now) . ')')
->order('w.ordering');
if (!$params['show_unauth']) {
$query->where('w.access IN(' . $params['groups'] . ')');
}
if ($params['language_filter']) {
$query->where('w.language IN(' . $db->quote(JFactory::getLanguage()->getTag()) . ', ' . $db->quote('*') . ')');
}
$db->setQuery($query);
$rows = $db->loadObjectList();
if (empty($rows)) {
return;
}
$osmap->changeLevel(1);
foreach ($rows as $row) {
if (OSMAP_LICENSE === 'pro') {
$content = new Alledia\OSMap\Pro\Joomla\Item($row);
if (!$content->isVisibleForRobots()) {
continue;
}
}
$node = new stdclass;
$node->id = $parent->id;
$node->name = $row->title;
$node->uid = $parent->uid . '_' . $row->id;
$node->browserNav = $parent->browserNav;
$node->priority = $params['link_priority'];
$node->changefreq = $params['link_changefreq'];
$node->link = WeblinksHelperRoute::getWeblinkRoute($row->id . ':' . $row->alias, $catid);
$osmap->printNode($node);
}
$osmap->changeLevel(-1);
}
protected static function isEnabled()
{
if (null === static::$enabled) {
$db = JFactory::getDbo();
$db->setQuery('Select enabled From #__extensions Where name=' . $db->quote('com_weblinks'));
static::$enabled = (bool)$db->loadResult();
}
return static::$enabled;
}
}