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<?php
/**
* $Id: xmap.php 85 2010-01-01 12:05:05Z guilleva $
* $LastChangedDate: 2010-01-01 06:05:05 -0600 (Fri, 01 Jan 2010) $
* $LastChangedBy: guilleva $
* Xmap by Guillermo Vargas
* a sitemap component for Joomla! CMS (http://www.joomla.org)
* Author Website: http://joomla.vargas.co.cr
* Project License: GNU/GPL http://www.gnu.org/copyleft/gpl.html
*/
#ini_set('display_errors', 1);
#error_reporting(E_ALL);
defined('_JEXEC') or die('Direct Access to this location is not allowed.');
// load Xmap language file
$view = JRequest::getVar('view', 'html' ,"REQUEST");
$task = JRequest::getVar('task', '' ,"REQUEST");
$news = JRequest::getInt('news', 0 ,"REQUEST");
if ($view == 'xslfile' || $view == 'xsladminfile') {
header('Content-Type: application/xml; charset="utf-8"');
header('Content-Disposition: inline');
if ($view == 'xslfile') {
header('Content-Length: ' . filesize(JPATH_COMPONENT_SITE.DS.'gss.xsl'));
readfile(JPATH_COMPONENT_SITE.DS.'gss.xsl');
} else {
header('Content-Length: ' . filesize(JPATH_COMPONENT_SITE.DS.'gssadmin.xsl'));
readfile(JPATH_COMPONENT_SITE.DS.'gssadmin.xsl');
}
exit;
}
$lang =& JFactory::getLanguage();
$language = $lang->getBackwardLang();
$LangPath = JPATH_COMPONENT_ADMINISTRATOR.DS.'language'.DS;
if( file_exists( $LangPath . $language . '.php') ) {
require_once( $LangPath . $language. '.php' );
} else {
require_once( $LangPath . 'english.php' );
}
require_once(JPATH_COMPONENT_ADMINISTRATOR.DS.'classes'.DS.'XmapConfig.php' );
require_once(JPATH_COMPONENT_ADMINISTRATOR.DS.'classes'.DS.'XmapSitemap.php' );
require_once(JPATH_COMPONENT_ADMINISTRATOR.DS.'classes'.DS.'XmapPlugins.php' );
require_once(JPATH_COMPONENT_ADMINISTRATOR.DS.'classes'.DS.'XmapCache.php' );
$user =& JFactory::getUser();
global $xSitemap,$xConfig;
$xConfig = new XmapConfig;
$xConfig->load();
// This is an AJAX request to modify a item of the sitemap
if ($task == 'editElement') {
if ($user->get('gid') != "25") {
die('Invalid request!');
}
$sitemapid=JRequest::getInt( 'sitemap',0);
if ($sitemapid) {
$sitemap = new XmapSitemap($database);
if ( $sitemap->load($sitemapid) ) {
$action = JRequest::getCmd('action','');
$uid = JRequest::getCmd('uid','');
$itemid = JRequest::getInt('itemid','');
switch ( $action ) {
case 'toggleElement':
if ($uid && $itemid) {
$state = $sitemap->toggleItem($uid,$itemid);
}
break;
case 'changeProperty':
$uid = JRequest::getCmd('uid','');
$property = JRequest::getCmd('property','');
$value = JRequest::getCmd('value','');
if ( $uid && $itemid && $uid && $property ) {
$state = $sitemap->chageItemPropery($uid,$itemid,'xml',$property,$value);
}
break;
}
}
}
header('Content-Type: text/xml');
echo "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
echo "<response>\n";
echo " <result>OK</result>\n";
echo " <state>".$state."</state>\n";
echo "</response>\n";
exit;
} elseif ($task == 'navigator') {
require_once(JPATH_COMPONENT_ADMINISTRATOR.DS.'admin.xmap.html.php');
require_once(JPATH_COMPONENT_ADMINISTRATOR.DS.'classes'.DS.'XmapAdmin.php');
xmapShowNavigator($xConfig);
return;
} elseif ($task == 'navigator-links') {
require_once(JPATH_COMPONENT_ADMINISTRATOR.DS.'admin.xmap.html.php');
require_once(JPATH_COMPONENT_ADMINISTRATOR.DS.'classes'.DS.'XmapAdmin.php');
xmapShowNavigatorLinks($xConfig);
return;
}
$Itemid = intval(JRequest::getVar('Itemid', '' ,"REQUEST"));
$sitemapid = '';
// Firts lets try to get the sitemap's id from the menu's params
if ( $Itemid ) {
$menu = JTable::getInstance('Menu');
$menu->load( $Itemid );
$params = new JParameter($menu->params );
$sitemapid=intval($params->get( 'sitemap','' ));
}
if (!$sitemapid) { //If the is no sitemap id specificated
$sitemapid = intval(JRequest::getVar('sitemap','',"REQUEST"));
}
if ( !$sitemapid && $xConfig->sitemap_default ) {
$sitemapid = $xConfig->sitemap_default;
}
$database= &JFactory::getDBO();
$xSitemap = new XmapSitemap($database);
$xSitemap->load($sitemapid);
//$database->setQuery('alter table #__xmap_sitemap add excluded_items text');
//$database->query();
if (!$xSitemap->id) {
echo _XMAP_MSG_NO_SITEMAP;
return;
}
if ( $view=='xml' ) {
Header("Content-type: text/xml; charset=UTF-8");
Header("Content-encoding: UTF-8");
}
global $xmap;
$xmapCache = XmapCache::getCache($xSitemap);
$excluded_items = $xSitemap->getExcludedItems();
if ($xSitemap->usecache) {
$lang = JFactory::getLanguage();
$xmapCache->call('xmapCallShowSitemap',$view,$xSitemap->id,$excluded_items,$lang->getName(),$mainframe->getCfg('sef'),$user->get('id'),$news); // call plugin's handler function
} else {
xmapCallShowSitemap($view,$xSitemap->id,$excluded_items);
}
switch ($view) {
case 'html':
$xSitemap->views_html++;
$xSitemap->lastvisit_html = time();
$xSitemap->save();
break;
case 'xml':
$xSitemap->views_xml++;
$xSitemap->lastvisit_xml = time();
$xSitemap->save();
$scriptname = basename($_SERVER['SCRIPT_NAME']);
$no_html = intval(JRequest::getVar('no_html', '0',"REQUEST"));
if ($view=='xml' && $scriptname != 'index2.php' || $no_html != 1) {
die();
}
break;
}
/**
* Function called to generate and generate the tree. Created specially to
* use with the cache call method
* The params locale and sef are only for cache purppses
*/
function xmapCallShowSitemap($view,$sitemapid,$excluded_items,$locale='',$sef='',$userid=0,$news=0) {
global $xmapCache,$xSitemap,$xConfig;
$xSitemap->loadItems($view);
$live_site = substr_replace(JURI::root(), "", -1, 1);
switch( $view ) {
case 'xml': // XML Sitemaps output
// Turn off all error reporting
ini_set('display_errors','Off');
// Set a high time limit to avoid problems. I think 600 seconds should be enough
set_time_limit(600);
require_once(JPATH_COMPONENT_SITE .'/xmap.xml.php' );
$xmap = new XmapXML( $xConfig, $xSitemap );
$xmap->generateSitemap($view,$xConfig,$xmapCache);
$xSitemap->count_xml = $xmap->count;
break;
default: // Html output
global $mainframe;
require_once( $mainframe->getPath('front_html') );
if (!$xConfig->exclude_css) {
$mainframe->addCustomHeadTag( '<link rel="stylesheet" type="text/css" media="all" href="' . $live_site . '/components/com_xmap/css/xmap.css" />' );
}
$xmap = new XmapHtml( $xConfig, $xSitemap );
$xmap->generateSitemap($view,$xConfig,$xmapCache);
$xSitemap->count_html = $xmap->count;
break;
}
}
class Xmap {
/** @var XmapConfig Configuration settings */
var $config;
/** @var XmapSitemap Configuration settings */
var $sitemap;
/** @var integer The current user's access level */
var $gid;
/** @var boolean Is authentication disabled for this website? */
var $noauth;
/** @var string Current time as a ready to use SQL timeval */
var $now;
/** @var object Access restrictions for user */
var $access;
/** @var string Type of sitemap to be generated */
var $view;
/** @var string count of links on sitemap */
var $count=0;
/** Default constructor, requires the config as parameter. */
function Xmap( &$config, &$sitemap ) {
global $mainframe;
jimport('joomla.utilities.date');
$user =& JFactory::getUser();
$access = new stdClass();
$access->canEdit = $user->authorize('com_content', 'edit', 'content', 'all');
$access->canEditOwn = $user->authorize('com_content', 'edit', 'content', 'own');
$access->canPublish = $user->authorize('com_content', 'publish', 'content', 'all');
$this->access = &$access;
$date = new JDate();
$this->noauth = $mainframe->getCfg( 'shownoauth' );
$this->gid = $user->gid;
$this->now = $date->toUnix();
$this->config = &$config;
$this->sitemap = &$sitemap;
$this->isNews = false;
$this->_isAdmin = ($user->gid == "25");
}
/** Generate a full website tree */
function generateSitemap( $type,&$config, &$cache ) {
$menus = $this->sitemap->getMenus();
$extensions = XmapPlugins::loadAvailablePlugins();
$root = array();
$this->startOutput($menus,$config);
foreach ( $menus as $menutype => $menu ) {
if ( ($type == 'html' && !$menu->show) || ($type == 'xml' && !$menu->showXML ) ) {
continue;
}
$node = new stdclass();
$menu->id = 0;
$menu->menutype = $menutype;
$node->uid = $menu->uid = "menu".$menu->id;
$node->menutype = $menutype;
$node->ordering = $menu->ordering;
$node->priority = $menu->priority;
$node->changefreq = $menu->changefreq;
$node->browserNav = 3;
$node->type = 'separator';
$node->name = $this->getMenuTitle($menutype,@$menu->module); // get the mod_mainmenu title from modules table
$this->startMenu($node);
$this->printMenuTree($menu,$cache,$extensions);
$this->endMenu($node);
}
$this->endOutput($menus);
return true;
}
/** Get a Menu's tree
* Get the complete list of menu entries where the menu is in $menutype.
* If the component, that is linked to the menuentry, has a registered handler,
* this function will call the handler routine and add the complete tree.
* A tree with subtrees for each menuentry is returned.
*/
function printMenuTree( &$menu, &$cache, $extensions) {
$database = &JFactory::getDBO();
if( strlen($menu->menutype) == 0 ) {
$result = null;
return $result;
}
$menuExluded = explode( ',', $this->sitemap->exclmenus ); // by mic: fill array with excluded menu IDs
/* * noauth is true:
- Will show links to registered content, even if the client is not logged in.
- The user will need to login to see the item in full.
* noauth is false:
- Will show only links to content for which the logged in client has access.
*/
$sql = "SELECT m.id, m.name, m.parent, m.link, m.type, m.browserNav, m.menutype, m.ordering, m.params, m.componentid,m.home, c.name AS component"
. "\n FROM #__menu AS m"
. "\n LEFT JOIN #__components AS c ON m.type='components' AND c.id=m.componentid"
. "\n WHERE m.published='1' AND m.parent=".$menu->id." AND m.menutype = '".$menu->menutype."'"
. ( $this->noauth ? '' : "\n AND m.access <= '". $this->gid ."'" )
. "\n ORDER BY m.menutype,m.parent,m.ordering";
// Load all menuentries
$database->setQuery( $sql );
$items = $database->loadObjectList();
if( count($items) <= 0) { //ignore empty menus
$result = null;
return $result;
}
$this->changeLevel(1);
$router = JSite::getRouter();
foreach ( $items as $i => $item ) { // Add each menu entry to the root tree.
$item->priority = @$menu->priority;
$item->changefreq = @$menu->changefreq;
if( in_array( $item->id, $menuExluded ) ) { // ignore exluded menu-items
continue;
}
if ($item->type == 'menulink') {
$menu = &JSite::getMenu();
$params = new JParameter($item->params);
if ($newItem = $menu->getItem($params->get('menu_item'))) {
$item->type = $newItem->type;
$item->id = $newItem->id;
$item->parent = $newItem->parent;
$item->link = $newItem->link;
$item->home = $newItem->home;
}
}
$node = new stdclass;
$node->id = $item->id;
$node->uid = "itemid".$item->id;
$node->name = $item->name; // displayed name of node
$node->parent = $item->parent; // id of parent node
$node->browserNav = $item->browserNav; // how to open link
$node->ordering = isset( $item->ordering ) ? $item->ordering : $i; // display-order of the menuentry
$node->priority = $item->priority;
$node->changefreq = $item->changefreq;
$node->type = $item->type; // menuentry-type
$node->menutype = $item->menutype; // menuentry-type
$node->home = $item->home; // menuentry-type
$node->link = isset( $item->link ) ? htmlspecialchars( $item->link ) : '';
if ( $node->type == 'separator') {
$node->browserNav=3;
}
XmapPlugins::prepareMenuItem($node,$extensions); // Let's see if the extension wants to do somenthing with this node before it's printed
if ( $node->home ) {
$node->link = JURI::base();
} elseif (substr($item->link,0,9) == 'index.php' && $item->type != 'url' && $item->type != 'separator') {
if ( strpos($node->link,'Itemid=') === FALSE ){
$node->link = $router->getMode() == JROUTER_MODE_SEF ? 'index.php?Itemid='.$node->id : $node->link.'&Itemid='.$node->id;
}
}
if ($this->printNode($node) ) {
if ( preg_match('/option=(com_[a-z0-9_]+)/i',$item->link,$matches ) ) {
// Set the uid of the node to the component uid after print it
// so its children dont use a wrong uid
# echo $node->uid = $matches[1];
}
$this->printMenuTree($node,$cache,$extensions);
XmapPlugins::printTree( $this, $item, $cache, $extensions ); // Determine the menu entry's type and call it's handler
}
}
$this->changeLevel(-1);
}
/** Look up the title for the module that links to $menutype */
function getMenuTitle($menutype,$module='mod_mainmenu') {
$database = &JFactory::getDBO();
$query = "SELECT * FROM #__modules WHERE published='1' AND module ='$module' AND params LIKE '%menutype=". $menutype ."%'";
$database->setQuery( $query );
if( !$row = $database->loadObject() )
return '';
return $row->title;
}
function getItemLink (&$node) {
static $live_site;
if (!isset($live_site)) {
$juri = &JURI::getInstance();
$live_site = $juri->getScheme().'://'.$juri->getHost();
if ($juri->getPort() != NULL)
$live_site = $live_site.':'.$juri->getPort();
}
$link = $node->link;
if ( isset($node->id) ) {
switch( @$node->type ) {
case 'separator':
break;
default:
if ( !@$node->home && preg_match( "#^/?index\.php\?#", $link ) ) {
if ( strpos( $link, 'Itemid=') === FALSE ) {
if (strpos( $link, '?') === FALSE ) {
$link .= '?Itemid='.$node->id;
} else {
$link .= '&Itemid='.$node->id;
}
}
}
break;
}
}
if( strcasecmp( substr( $link, 0, 4), 'http' ) ){
if (strcasecmp( substr( $link, 0, 9), 'index.php' ) === 0 ) {
$link = JRoute::_($link); // apply SEF transformation
if ( strcasecmp( substr($link,0,4), 'http' ) && $this->view=='xml') { // XML sitemap requires full path URL's
$link = $live_site. (substr($link,0,1) == '/'? '' : '/').$link;
}
} else { // Case for internal links not starting with index.php
if (substr($link, 0, 1) == '/')
$link = $live_site.$link;
else
$link = $live_site. '/' .$link;
}
}
return $link;
}
/** called with usort to sort menus */
function sort_ordering( &$a, &$b) {
if( $a->ordering == $b->ordering )
return 0;
return $a->ordering < $b->ordering ? -1 : 1;
}
function &getParam($arr, $name, $def) {
$var = JArrayHelper::getValue( $arr, $name, $def, '' );
return $var;
}
}