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<?php /** * @package J2Store * @copyright Copyright (c)2014-17 Ramesh Elamathi / J2Store.org * @license GNU GPL v3 or later / // Check to ensure this file is included in Joomla! defined( '_JEXEC' ) or die( 'Restricted access' ); // Make sure FOF is loaded, otherwise do not run if (!defined('F0F_INCLUDED')) { include_once JPATH_LIBRARIES . '/f0f/include.php'; } if (!defined('F0F_INCLUDED') \|\| !class_exists('F0FLess', true)) { return; } // Set the separator as some idiot removed it from the core if(!defined('DS')) define('DS', DIRECTORY_SEPARATOR); jimport( 'joomla.plugin.plugin' ); class plgSystemJ2Canonical extends JPlugin { protected $canonical = null; static $j2_menus = array() ; static $j2_products = array() ; function __construct(&$subject, $config) { parent::__construct($subject, $config); } function onBeforeCompileHead () { $mainframe = JFactory::getApplication(); if ($mainframe->isAdmin()) { return; } $doc = JFactory::getDocument(); // remove the shits set by Joomla! foreach ( $doc->_links as $k => $array ) { if ( $array['relation'] == 'canonical' ) { unset($doc->_links[$k]); } } // Set the correct URL as canonical if we were able to generate it if(!empty($this->canonical)){ $doc->addHeadLink(htmlspecialchars($this->canonical), 'canonical'); } } /* * * / public function onAfterRoute(){ $app = JFactory::getApplication(); //don't load in administration if ($app->isAdmin()) { return; } $option = $app->input->get('option'); $view = $app->input->get('view'); $task = $app->input->get('task'); $item_id = $app->input->get('Itemid',''); $base = ''; //if the article url to be taken as a canonical //this will only apply when the view is J2Store product list view if ($this->params->get('product_canonical_view','j2store') == 'content') { if($option == 'com_j2store' && $view == 'products' && $task == 'view') { //get the product id $j2_product_id = $app->input->getInt('id'); //find the article id $j2prod = F0FTable::getAnInstance('Products','J2StoreTable'); $j2prod->load($j2_product_id); if ( $j2prod->j2store_product_id > 0 && $j2prod->product_source == 'com_content' && $j2prod->product_source_id > 0 ) { $article_id = $j2prod->product_source_id ; // get the article require_once(JPATH_ADMINISTRATOR.'/components/com_j2store/helpers/config.php'); $article = J2Store::article()->getArticle($article_id); $cat = J2Store::article()->getArticle($article->catid); } //now use the params id, category to generate a canonical url if (!class_exists('ContentHelperRoute')) { require_once(JPATH_SITE.'/components/com_content/helpers/route.php'); } $articlecanonicalurl=JRoute::_( ContentHelperRoute::getArticleRoute( (int)$article_id, $cat->id),false,-1); //create link $this->canonical = $base.$articlecanonicalurl; } } //if j2store product view should be taken as canonical if ($this->params->get('product_canonical_view','j2store') == 'j2store') { if($option =='com_content' && $view == 'article') { //get the article id $article_id = $app->input->getInt('id',0); if ($article_id == 0) { return ; } //find the product id $j2prod = F0FTable::getAnInstance('Products','J2StoreTable'); $j2prod->load(array('product_source'=>'com_content','product_source_id'=>$article_id)); //if not a product, kill if ( $j2prod->j2store_product_id > 0 ) { $this->canonical = JRoute::_('index.php?option=com_j2store&view=products&task=view&id='.$j2prod->j2store_product_id.'&Itemid=0'); $j2store_canonicalurl = ''; $options = array( 'option' => 'com_j2store', 'view' => 'products', 'task' => 'view' ); $product_cat_id = $this->getProductCatId($j2prod->j2store_product_id); $menu_list = $this->getProductMenuList( $options, $product_cat_id ); if ( count($menu_list) > 1 ) { $master_menuitem_id = $menu_list[0]->id; foreach ($menu_list as $menu) { if ($master_menuitem_id != $menu->id) { $j2store_canonicalurl = JRoute::_('index.php?option=com_j2store&view=products&task=view&id='.$j2prod->j2store_product_id.'&Itemid='.$master_menuitem_id); } } if ( $item_id == $master_menuitem_id ) { $j2store_canonicalurl = ''; } } if ( !empty($j2store_canonicalurl) ) { $this->canonical = $base.$j2store_canonicalurl; } } } // even in product view there might be multiple URLs due to multiple menus // set a first menu's product URL as canonical for other URLS if($option == 'com_j2store' && $view == 'products' && $task == 'view') { //get the product id $j2_product_id = $app->input->getInt('id'); //find the article id $j2prod = F0FTable::getAnInstance('Products','J2StoreTable'); $j2prod->load($j2_product_id); $j2store_canonicalurl = ''; $options = array( 'option' => 'com_j2store', 'view' => 'products', 'task' => 'view' ); $product_cat_id = $this->getProductCatId($j2prod->j2store_product_id); $menu_list = $this->getProductMenuList( $options, $product_cat_id ); if ( count($menu_list) > 1 ) { $master_menuitem_id = $menu_list[0]->id; foreach ($menu_list as $menu) { if ($master_menuitem_id != $menu->id) { $j2store_canonicalurl = JRoute::_('index.php?option=com_j2store&view=products&task=view&id='.$j2prod->j2store_product_id.'&Itemid='.$master_menuitem_id); } } if ( $item_id == $master_menuitem_id ) { $j2store_canonicalurl = ''; } } if ( !empty($j2store_canonicalurl) ) { $this->canonical = $base.$j2store_canonicalurl; } } } } /* * Method to filter and get the list of Menus * @param array $qoptions options to filter menu * @param string $cat_id csv of cat ids of the product * @return array Filtered Menus * / function getProductMenuList($qoptions, $cat_id){ if (!empty(self::$j2_menus )) { return self::$j2_menus ; } $menus =JMenu::getInstance('site'); $filter = array('component'); $filter_val = array('com_j2store'); $menu = array(); $other_tasks = array('compare','wishlist'); foreach($menus->getItems( $filter, $filter_val ) as $item) { if(isset($item->query['view']) && $item->query['view']=='products') { if (isset($item->query['task']) && !empty($item->query['task']) && in_array($item->query['task'] , $other_tasks) && ($item->query['task'] == $qoptions['task']) ){ continue; } if($this->checkMenuProducts($item, $cat_id)) { $menu[] =$item; //break on first found menu //break; } } } self::$j2_menus = $menu; return self::$j2_menus ; } /* * Method to validate and filter the menu based on category (with multi-cat support) * @param obj $menu Menu object * @param str $cat_id categories as csv * @return bool true id the category matches menu * / public function checkMenuProducts($menu, $cat_id='') { $lang = JFactory::getLanguage(); //first check the category if(!empty($cat_id)) { $cat_ids = explode(',',$cat_id ); $categories = array(); if(isset($menu->query['catid'])) { $categories = $menu->query['catid']; } if( count( array_intersect($categories, $cat_ids) ) > 0 ) { //seems we have a match if($lang->getTag() == $menu->language) { return true; }if($menu->language == '') { return true; } else { return false; } } } return false; } /** * Get the products and their category ids mapped in a static variable * @param int $product_id J2Store product id * @return str category ids as csv * / public function getProductCatId($product_id) { if ( !empty(self::$j2_products) && isset(self::$j2_products[$product_id]) ) { return self::$j2_products[$product_id]; } $db = JFactory::getDbo(); $qry = $db->getQuery(true); $qry -> select('jp.j2store_product_id,c.catid') -> from('#__j2store_products jp') -> where('jp.product_source='.$db->q('com_content')) -> join('LEFT','#__content c ON c.id=jp.product_source_id'); $db->setQuery($qry); self::$j2_products = $db->loadAssocList('j2store_product_id', 'catid'); if ( !empty(self::$j2_products) && isset(self::$j2_products[$product_id]) ) { return self::$j2_products[$product_id]; }else { return 0; } } public function onContentBeforeDisplay( $article, $params, $limitstart ) { static $is_done = false; if($is_done) return; $is_done = true; $mainframe = JFactory::getApplication(); $document = JFactory::getDocument(); //don't load in administration if ($mainframe->isAdmin()) { return; } //get current option and view $option = JRequest::getCmd('option'); $view = JRequest::getCmd('view'); if($view == "article"){ $reqid = explode(":",JRequest::getVar('id')); $reqid = $reqid["0"]; } //get base and remove the trailing slash $base = ''; //substr_replace(JURI::base(),"", -1); //check if homepage $current = explode("?",JURI::getInstance()->toString()); $current = $current["0"]; $homepage = JURI::ROOT(); $app = JFactory::getApplication(); $menu = $app->getMenu(); if($view == "article"){ if ($menu->getActive()) { $url = rtrim(JURI::base(), '/'); $this->canonical = rtrim($url, '/'); } } //if not in com_content kill it if($option != "com_content"){ return; } //don't load if not com_content and view is not article if($article == "com_content.article" && ($option == "com_content" && $view == "article") && empty($this->canonical)){ //get proper article URL if (!class_exists('ContentHelperRoute')) { require_once(JPATH_SITE.DS.'components'.DS.'com_content'.DS.'helpers'.DS.'route.php'); } $articlecanonicalurl=JRoute::_( ContentHelperRoute::getArticleRoute( (int)$params->id, $params->catslug),false,-1); //create link $this->canonical = $base.$articlecanonicalurl; } if($article == "com_content.category" && ($option == "com_content" && $view == "category") && empty($this->canonical)) { jimport('joomla.database.tablenested'); // get the proper category URL require_once(JPATH_SITE.DS.'components'.DS.'com_content'.DS.'helpers'.DS.'category.php'); if (!class_exists('ContentHelperRoute')) { require_once(JPATH_SITE.DS.'components'.DS.'com_content'.DS.'helpers'.DS.'route.php'); } $this->canonical = $base.JRoute::_(ContentHelperRoute::getCategoryRoute($params->catid),false,-1); } } /* * Fix the product links for the related products by resetting the Item ID in product URL * * / public function onJ2StoreAfterGetUpsells($products, $source_product){ if ( count($products) > 0 ) { foreach ($products as $product) { $product->product_link = JRoute::_('index.php?option=com_j2store&view=products&task=view&id='.$product->j2store_product_id.'&Itemid=0'); } } return ; } /* * Fix the product links for the related products by resetting the Item ID in product URL * * */ public function AfterGetCrossSells($products, $source_product){ if ( count($products) > 0 ) { foreach ($products as $product) { $product->product_link = JRoute::_('index.php?option=com_j2store&view=products&task=view&id='.$product->j2store_product_id.'&Itemid=0'); } } return ; } }

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