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<?php
/**
* @version $Id$
* @copyright Copyright (C) 2007 - 2009 Joomla! Vargas. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
* @author Guillermo Vargas (guille@vargas.co.cr)
*/
defined( '_JEXEC' ) or die( 'Restricted access' );
require_once JPATH_SITE . '/components/com_content/helpers/route.php';
require_once JPATH_SITE . '/components/com_content/helpers/query.php';
/**
* Handles standard Joomla's Content articles/categories
*
* This plugin is able to expand the categories keeping the right order of the
* articles acording to the menu settings and the user session data (user state).
*
* This is a very complex plugin, if you are trying to build your own plugin
* for other component, I suggest you to take a look to another plugis as
* they are usually most simple. ;)
*/
class xmap_com_content
{
/**
* This function is called before a menu item is printed. We use it to set the
* proper uniqueid for the item
*
* @param object Menu item to be "prepared"
* @param array The extension params
*
* @return void
* @since 1.2
*/
static function prepareMenuItem($node, &$params)
{
$db = JFactory::getDbo();
$link_query = parse_url($node->link);
if (!isset($link_query['query'])) {
return;
}
parse_str(html_entity_decode($link_query['query']), $link_vars);
$view = JArrayHelper::getValue($link_vars, 'view', '');
$layout = JArrayHelper::getValue($link_vars, 'layout', '');
$id = JArrayHelper::getValue($link_vars, 'id', 0);
//----- Set add_images param
$params['add_images'] = JArrayHelper::getValue($params, 'add_images', 0);
//----- Set add pagebreaks param
$add_pagebreaks = JArrayHelper::getValue($params, 'add_pagebreaks', 1);
$params['add_pagebreaks'] = JArrayHelper::getValue($params, 'add_pagebreaks', 1);
switch ($view) {
case 'category':
if ($id) {
$node->uid = 'com_contentc' . $id;
} else {
$node->uid = 'com_content' . $layout;
}
$node->expandible = true;
break;
case 'article':
$node->uid = 'com_contenta' . $id;
$node->expandible = false;
$query = $db->getQuery(true);
$query->select($db->quoteName('created'))
->select($db->quoteName('modified'))
->from($db->quoteName('#__content'))
->where($db->quoteName('id').'='.intval($id));
if ($params['add_pagebreaks'] || $params['add_images']){
$query->select($db->quoteName('introtext'))
->select($db->quoteName('fulltext'));
}
$db->setQuery($query);
if (($row = $db->loadObject()) != NULL) {
$node->modified = $row->modified;
$text = @$item->introtext . @$item->fulltext;
if ($params['add_images']) {
$node->images = XmapHelper::getImages($text,JArrayHelper::getValue($params, 'max_images', 1000));
}
if ($params['add_pagebreaks']) {
$node->subnodes = XmapHelper::getPagebreaks($text,$node->link);
$node->expandible = (count($node->subnodes) > 0); // This article has children
}
}
break;
case 'archive':
$node->expandible = true;
break;
case 'featured':
$node->uid = 'com_contentfeatured';
$node->expandible = false;
}
}
/**
* Expands a com_content menu item
*
* @return void
* @since 1.0
*/
static function getTree($xmap, $parent, &$params)
{
$db = JFactory::getDBO();
$app = JFactory::getApplication();
$user = JFactory::getUser();
$result = null;
$link_query = parse_url($parent->link);
if (!isset($link_query['query'])) {
return;
}
parse_str(html_entity_decode($link_query['query']), $link_vars);
$view = JArrayHelper::getValue($link_vars, 'view', '');
$id = intval(JArrayHelper::getValue($link_vars, 'id', ''));
/* * *
* Parameters Initialitation
* */
//----- Set expand_categories param
$expand_categories = JArrayHelper::getValue($params, 'expand_categories', 1);
$expand_categories = ( $expand_categories == 1
|| ( $expand_categories == 2 && $xmap->view == 'xml')
|| ( $expand_categories == 3 && $xmap->view == 'html')
|| $xmap->view == 'navigator');
$params['expand_categories'] = $expand_categories;
//----- Set expand_featured param
$expand_featured = JArrayHelper::getValue($params, 'expand_featured', 1);
$expand_featured = ( $expand_featured == 1
|| ( $expand_featured == 2 && $xmap->view == 'xml')
|| ( $expand_featured == 3 && $xmap->view == 'html')
|| $xmap->view == 'navigator');
$params['expand_featured'] = $expand_featured;
//----- Set expand_featured param
$include_archived = JArrayHelper::getValue($params, 'include_archived', 2);
$include_archived = ( $include_archived == 1
|| ( $include_archived == 2 && $xmap->view == 'xml')
|| ( $include_archived == 3 && $xmap->view == 'html')
|| $xmap->view == 'navigator');
$params['include_archived'] = $include_archived;
//----- Set show_unauth param
$show_unauth = JArrayHelper::getValue($params, 'show_unauth', 1);
$show_unauth = ( $show_unauth == 1
|| ( $show_unauth == 2 && $xmap->view == 'xml')
|| ( $show_unauth == 3 && $xmap->view == 'html'));
$params['show_unauth'] = $show_unauth;
//----- Set add_images param
$add_images = JArrayHelper::getValue($params, 'add_images', 0) && $xmap->isImages;
$add_images = ( $add_images && $xmap->view == 'xml');
$params['add_images'] = $add_images;
$params['max_images'] = JArrayHelper::getValue($params, 'max_images', 1000);
//----- Set add pagebreaks param
$add_pagebreaks = JArrayHelper::getValue($params, 'add_pagebreaks', 1);
$add_pagebreaks = ( $add_pagebreaks == 1
|| ( $add_pagebreaks == 2 && $xmap->view == 'xml')
|| ( $add_pagebreaks == 3 && $xmap->view == 'html')
|| $xmap->view == 'navigator');
$params['add_pagebreaks'] = $add_pagebreaks;
if ($params['add_pagebreaks'] && !defined('_XMAP_COM_CONTENT_LOADED')) {
define('_XMAP_COM_CONTENT_LOADED',1); // Load it just once
$lang = JFactory::getLanguage();
$lang->load('plg_content_pagebreak');
}
//----- Set cat_priority and cat_changefreq params
$priority = JArrayHelper::getValue($params, 'cat_priority', $parent->priority);
$changefreq = JArrayHelper::getValue($params, 'cat_changefreq', $parent->changefreq);
if ($priority == '-1')
$priority = $parent->priority;
if ($changefreq == '-1')
$changefreq = $parent->changefreq;
$params['cat_priority'] = $priority;
$params['cat_changefreq'] = $changefreq;
//----- Set art_priority and art_changefreq params
$priority = JArrayHelper::getValue($params, 'art_priority', $parent->priority);
$changefreq = JArrayHelper::getValue($params, 'art_changefreq', $parent->changefreq);
if ($priority == '-1')
$priority = $parent->priority;
if ($changefreq == '-1')
$changefreq = $parent->changefreq;
$params['art_priority'] = $priority;
$params['art_changefreq'] = $changefreq;
$params['max_art'] = intval(JArrayHelper::getValue($params, 'max_art', 0));
$params['max_art_age'] = intval(JArrayHelper::getValue($params, 'max_art_age', 0));
$params['nullDate'] = $db->Quote($db->getNullDate());
$params['nowDate'] = $db->Quote(JFactory::getDate()->toSql());
$params['groups'] = implode(',', $user->getAuthorisedViewLevels());
// Define the language filter condition for the query
$params['language_filter'] = $app->getLanguageFilter();
switch ($view) {
case 'category':
if (!$id) {
$id = intval(JArrayHelper::getValue($params, 'id', 0));
}
if ($params['expand_categories'] && $id) {
$result = self::expandCategory($xmap, $parent, $id, $params, $parent->id);
}
break;
case 'featured':
if ($params['expand_featured']) {
$result = self::includeCategoryContent($xmap, $parent, 'featured', $params,$parent->id);
}
break;
case 'categories':
if ($params['expand_categories']) {
$result = self::expandCategory($xmap, $parent, ($id ? $id : 1), $params, $parent->id);
}
break;
case 'archive':
if ($params['expand_featured']) {
$result = self::includeCategoryContent($xmap, $parent, 'archived', $params,$parent->id);
}
break;
case 'article':
// if it's an article menu item, we have to check if we have to expand the
// article's page breaks
if ($params['add_pagebreaks']){
$query = $db->getQuery(true);
$query->select($db->quoteName('introtext'))
->select($db->quoteName('fulltext'))
->select($db->quoteName('alias'))
->select($db->quoteName('catid'))
->from($db->quoteName('#__content'))
->where($db->quoteName('id').'='.intval($id));
$db->setQuery($query);
$row = $db->loadObject();
$parent->slug = $row->alias ? ($id . ':' . $row->alias) : $id;
$parent->link = ContentHelperRoute::getArticleRoute($parent->slug, $row->catid);
$subnodes = XmapHelper::getPagebreaks($row->introtext.$row->fulltext,$parent->link);
self::printNodes($xmap, $parent, $params, $subnodes);
}
}
return $result;
}
/**
* Get all content items within a content category.
* Returns an array of all contained content items.
*
* @param object $xmap
* @param object $parent the menu item
* @param int $catid the id of the category to be expanded
* @param array $params an assoc array with the params for this plugin on Xmap
* @param int $itemid the itemid to use for this category's children
*/
static function expandCategory($xmap, $parent, $catid, &$params, $itemid)
{
$db = JFactory::getDBO();
$where = array('a.parent_id = ' . $catid . ' AND a.published = 1 AND a.extension=\'com_content\'');
if ($params['language_filter'] ) {
$where[] = 'a.language in ('.$db->quote(JFactory::getLanguage()->getTag()).','.$db->quote('*').')';
}
if (!$params['show_unauth']) {
$where[] = 'a.access IN (' . $params['groups'] . ') ';
}
$orderby = 'a.lft';
$query = 'SELECT a.id, a.title, a.alias, a.access, a.path AS route, '
. 'a.created_time created, a.modified_time modified '
. 'FROM #__categories AS a '
. 'WHERE '. implode(' AND ',$where)
. ( $xmap->view != 'xml' ? "\n ORDER BY " . $orderby . "" : '' );
$db->setQuery($query);
#echo nl2br(str_replace('#__','jos_',$db->getQuery()));exit;
$items = $db->loadObjectList();
if (count($items) > 0) {
$xmap->changeLevel(1);
foreach ($items as $item) {
$node = new stdclass();
$node->id = $parent->id;
$node->uid = $parent->uid . 'c' . $item->id;
$node->browserNav = $parent->browserNav;
$node->priority = $params['cat_priority'];
$node->changefreq = $params['cat_changefreq'];
$node->name = $item->title;
$node->expandible = true;
$node->secure = $parent->secure;
// TODO: Should we include category name or metakey here?
// $node->keywords = $item->metakey;
$node->newsItem = 0;
// For the google news we should use te publication date instead
// the last modification date. See
if ($xmap->isNews || !$item->modified)
$item->modified = $item->created;
$node->slug = $item->route ? ($item->id . ':' . $item->route) : $item->id;
$node->link = ContentHelperRoute::getCategoryRoute($node->slug);
if (strpos($node->link,'Itemid=')===false) {
$node->itemid = $itemid;
$node->link .= '&Itemid='.$itemid;
} else {
$node->itemid = preg_replace('/.*Itemid=([0-9]+).*/','$1',$node->link);
}
if ($xmap->printNode($node)) {
self::expandCategory($xmap, $parent, $item->id, $params, $node->itemid);
}
}
$xmap->changeLevel(-1);
}
// Include Category's content
self::includeCategoryContent($xmap, $parent, $catid, $params, $itemid);
return true;
}
/**
* Get all content items within a content category.
* Returns an array of all contained content items.
*
* @since 2.0
*/
static function includeCategoryContent($xmap, $parent, $catid, &$params,$Itemid)
{
$db = JFactory::getDBO();
// We do not do ordering for XML sitemap.
if ($xmap->view != 'xml') {
$orderby = self::buildContentOrderBy($parent->params,$parent->id,$Itemid);
//$orderby = !empty($menuparams['orderby']) ? $menuparams['orderby'] : (!empty($menuparams['orderby_sec']) ? $menuparams['orderby_sec'] : 'rdate' );
//$orderby = self::orderby_sec($orderby);
}
if ($params['include_archived']) {
$where = array('(a.state = 1 or a.state = 2)');
} else {
$where = array('a.state = 1');
}
if ($catid=='featured') {
$where[] = 'a.featured=1';
} elseif ($catid=='archived') {
$where = array('a.state=2');
} elseif(is_numeric($catid)) {
$where[] = 'a.catid='.(int) $catid;
}
if ($params['max_art_age'] || $xmap->isNews) {
$days = (($xmap->isNews && ($params['max_art_age'] > 3 || !$params['max_art_age'])) ? 3 : $params['max_art_age']);
$where[] = "( a.created >= '"
. date('Y-m-d H:i:s', time() - $days * 86400) . "' ) ";
}
if ($params['language_filter'] ) {
$where[] = 'a.language in ('.$db->quote(JFactory::getLanguage()->getTag()).','.$db->quote('*').')';
}
if (!$params['show_unauth'] ){
$where[] = 'a.access IN (' . $params['groups'] . ') ';
}
$query = 'SELECT a.id, a.title, a.alias, a.catid, '
. 'a.created created, a.modified modified'
. ',a.language'
. (($params['add_images'] || $params['add_pagebreaks']) ? ',a.introtext, a.fulltext ' : ' ')
. 'FROM #__content AS a '
. ($catid =='featured'? 'LEFT JOIN #__content_frontpage AS fp ON a.id = fp.content_id ' : ' ')
. 'WHERE ' . implode(' AND ',$where) . ' AND '
. ' (a.publish_up = ' . $params['nullDate']
. ' OR a.publish_up <= ' . $params['nowDate'] . ') AND '
. ' (a.publish_down = ' . $params['nullDate']
. ' OR a.publish_down >= ' . $params['nowDate'] . ') '
. ( $xmap->view != 'xml' ? "\n ORDER BY $orderby " : '' )
. ( $params['max_art'] ? "\n LIMIT {$params['max_art']}" : '');
$db->setQuery($query);
//echo nl2br(str_replace('#__','mgbj2_',$db->getQuery()));
$items = $db->loadObjectList();
if (count($items) > 0) {
$xmap->changeLevel(1);
foreach ($items as $item) {
$node = new stdclass();
$node->id = $parent->id;
$node->uid = $parent->uid . 'a' . $item->id;
$node->browserNav = $parent->browserNav;
$node->priority = $params['art_priority'];
$node->changefreq = $params['art_changefreq'];
$node->name = $item->title;
$node->modified = $item->modified;
$node->expandible = false;
$node->secure = $parent->secure;
// TODO: Should we include category name or metakey here?
// $node->keywords = $item->metakey;
$node->newsItem = 1;
$node->language = $item->language;
// For the google news we should use te publication date instead
// the last modification date. See
if ($xmap->isNews || !$node->modified)
$node->modified = $item->created;
$node->slug = $item->alias ? ($item->id . ':' . $item->alias) : $item->id;
//$node->catslug = $item->category_route ? ($catid . ':' . $item->category_route) : $catid;
$node->catslug = $item->catid;
$node->link = ContentHelperRoute::getArticleRoute($node->slug, $node->catslug);
// Add images to the article
$text = @$item->introtext . @$item->fulltext;
if ($params['add_images']) {
$node->images = XmapHelper::getImages($text,$params['max_images']);
}
if ($params['add_pagebreaks']) {
$subnodes = XmapHelper::getPagebreaks($text,$node->link);
$node->expandible = (count($subnodes) > 0); // This article has children
}
if ($xmap->printNode($node) && $node->expandible) {
self::printNodes($xmap, $parent, $params, $subnodes);
}
}
$xmap->changeLevel(-1);
}
return true;
}
static private function printNodes($xmap, $parent, &$params, &$subnodes)
{
$xmap->changeLevel(1);
$i=0;
foreach ($subnodes as $subnode) {
$i++;
$subnode->id = $parent->id;
$subnode->uid = $parent->uid.'p'.$i;
$subnode->browserNav = $parent->browserNav;
$subnode->priority = $params['art_priority'];
$subnode->changefreq = $params['art_changefreq'];
$subnode->secure = $parent->secure;
$xmap->printNode($subnode);
}
$xmap->changeLevel(-1);
}
/**
* Generates the order by part of the query according to the
* menu/component/user settings. It checks if the current user
* has already changed the article's ordering column in the frontend
*
* @param JRegistry $params
* @param int $parentId
* @param int $itemid
* @return string
*/
static function buildContentOrderBy(&$params,$parentId,$itemid)
{
$app = JFactory::getApplication('site');
// Case when the child gets a different menu itemid than it's parent
if ($parentId != $itemid) {
$menu = $app->getMenu();
$item = $menu->getItem($itemid);
$menuParams = clone($params);
$itemParams = new JRegistry($item->params);
$menuParams->merge($itemParams);
} else {
$menuParams =& $params;
}
$filter_order = $app->getUserStateFromRequest('com_content.category.list.' . $itemid . '.filter_order', 'filter_order', '', 'string');
$filter_order_Dir = $app->getUserStateFromRequest('com_content.category.list.' . $itemid . '.filter_order_Dir', 'filter_order_Dir', '', 'cmd');
$orderby = ' ';
if ($filter_order && $filter_order_Dir) {
$orderby .= $filter_order . ' ' . $filter_order_Dir . ', ';
}
$articleOrderby = $menuParams->get('orderby_sec', 'rdate');
$articleOrderDate = $menuParams->get('order_date');
//$categoryOrderby = $menuParams->def('orderby_pri', '');
$secondary = ContentHelperQuery::orderbySecondary($articleOrderby, $articleOrderDate) . ', ';
//$primary = ContentHelperQuery::orderbyPrimary($categoryOrderby);
//$orderby .= $primary . ' ' . $secondary . ' a.created ';
$orderby .= $secondary . ' a.created ';
return $orderby;
}
}