Canonical module : add a meta balise

modules/ant_canonical/ant_canonical.php

@@ -0,0 +1,96 @@
+<?php
+if (!defined('_PS_VERSION_')) {
+    exit;
+}
+
+class Ant_Canonical extends Module
+{
+    public function __construct()
+    {
+        $this->name = 'ant_canonical';
+        $this->tab = 'front_office_features';
+        $this->author = 'Antadis';
+        $this->version = '1.0';
+        $this->need_instance = 0;
+        
+        parent::__construct();
+        
+        $this->displayName = $this->l('Canonical');
+        $this->description = $this->l('Generate canonical url to remove duplicate content');
+    }
+    
+    public function install()
+    {
+        // Register hooks
+        if(!(parent::install())
+            || !$this->registerHook('header')) {
+                return false;
+        }
+        
+        return true;
+    }
+    
+    public function hookHeader($params)
+    {
+        if(!_PS_MOBILE_){
+            return false;
+        }
+        
+        global $cookie, $smarty, $page_name, $site_version;
+        
+        switch ($site_version) {
+            case 'es':
+                $tld = 'es';
+                break;
+            case 'com':
+            case 'fr':
+            default:
+                $tld = 'com';
+                break;
+        }
+        
+        $domain = Configuration::get('PS_SSL_ENABLED') ?
+            Configuration::get('PS_SHOP_DOMAIN_SSL') : Configuration::get('PS_SHOP_DOMAIN');
+        $host = str_replace('bebeboutik.com', 'bebeboutik.'.$tld, $domain);
+        $host = (Configuration::get('PS_SSL_ENABLED') ? 'https://' : 'http://').$host;
+                
+        // Page category
+        if ($page_name == 'category') {
+            $id_category = Tools::getValue('id_category');
+            $category = new Category($id_category, $cookie->id_lang);
+            if (Validate::isLoadedObject($category)) {
+                $smarty->assign(array('url' => $host.'/'.$this->getLinkRewriteCategory($id_category)));
+            }
+        }
+        
+        // Page product
+        if ($page_name == 'product') {
+            $id_product = Tools::getValue('id_product');
+            $smarty->assign(array('url' => $host.'/'.$this->getLinkRewriteProduct($id_product)));
+        }
+        
+        return self::display(__FILE__, 'views/front/header.tpl');
+    }
+    
+    
+    private function getLinkRewriteProduct($id)
+    {
+        global $cookie;
+        
+        $product = new Product($id);
+        return $this->getLinkRewriteCategory($product->id_category_default, true)
+            .'/'.$id.'-'.$product->link_rewrite[$cookie->id_lang];
+    }
+    
+    private function getLinkRewriteCategory($id, $product = false)
+    {
+        global $cookie;
+        
+        if ($product === false) {
+            return $id.'-'.Category::getLinkRewrite($id, $cookie->id_lang);
+        } else {
+            return Category::getLinkRewrite($id, $cookie->id_lang);
+        }
+    }
+    
+}

modules/ant_canonical/index.php

@@ -0,0 +1,36 @@
+<?php
+/*
+* 2007-2011 PrestaShop 
+*
+* NOTICE OF LICENSE
+*
+* This source file is subject to the Open Software License (OSL 3.0)
+* that is bundled with this package in the file LICENSE.txt.
+* It is also available through the world-wide-web at this URL:
+* http://opensource.org/licenses/osl-3.0.php
+* If you did not receive a copy of the license and are unable to
+* obtain it through the world-wide-web, please send an email
+* to license@prestashop.com so we can send you a copy immediately.
+*
+* DISCLAIMER
+*
+* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
+* versions in the future. If you wish to customize PrestaShop for your
+* needs please refer to http://www.prestashop.com for more information.
+*
+*  @author PrestaShop SA <contact@prestashop.com>
+*  @copyright  2007-2011 PrestaShop SA
+*  @version  Release: $Revision: 7233 $
+*  @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
+*  International Registered Trademark & Property of PrestaShop SA
+*/
+				    	
+header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
+header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT");
+						
+header("Cache-Control: no-store, no-cache, must-revalidate");
+header("Cache-Control: post-check=0, pre-check=0", false);
+header("Pragma: no-cache");
+						
+header("Location: ../");
+exit;

modules/ant_canonical/views/front/header.tpl

@@ -0,0 +1,3 @@
+{if isset($url)}
+	<link rel="canonical" href="{$url}" />
+{/if}