/** * Compile product list. * * This function is specially designed so you can keep it in your child classes and only override findProducts(). * You will automatically gain product caching (see class property), grid classes, pagination and more. */ protected function compile() { // return message if no filter is set if ($this->iso_emptyFilter && !\Input::get('isorc') && !\Input::get('keywords')) { $this->Template->message = $this->replaceInsertTags($this->iso_noFilter); $this->Template->type = 'noFilter'; $this->Template->products = array(); return; } global $objPage; $cacheKey = $this->getCacheKey(); $arrProducts = null; $arrCacheIds = null; // Try to load the products from cache if ($this->blnCacheProducts && ($objCache = ProductCache::findByUniqid($cacheKey)) !== null) { $arrCacheIds = $objCache->getProductIds(); // Use the cache if keywords match. Otherwise we will use the product IDs as a "limit" for findProducts() if ($objCache->keywords == \Input::get('keywords')) { $arrCacheIds = $this->generatePagination($arrCacheIds); $objProducts = Product::findAvailableByIds($arrCacheIds, array('order' => \Database::getInstance()->findInSet(Product::getTable() . '.id', $arrCacheIds))); $arrProducts = null === $objProducts ? array() : $objProducts->getModels(); // Cache is wrong, drop everything and run findProducts() if (count($arrProducts) != count($arrCacheIds)) { $arrCacheIds = null; $arrProducts = null; } } } if (!is_array($arrProducts)) { // Display "loading products" message and add cache flag if ($this->blnCacheProducts) { $blnCacheMessage = (bool) $this->iso_productcache[$cacheKey]; if ($blnCacheMessage && !\Input::get('buildCache')) { // Do not index or cache the page $objPage->noSearch = 1; $objPage->cache = 0; $this->Template = new \Isotope\Template('mod_iso_productlist_caching'); $this->Template->message = $GLOBALS['TL_LANG']['MSC']['productcacheLoading']; return; } // Start measuring how long it takes to load the products $start = microtime(true); // Load products $arrProducts = $this->findProducts($arrCacheIds); // Decide if we should show the "caching products" message the next time $end = microtime(true) - $start; $this->blnCacheProducts = $end > 1 ? true : false; $arrCacheMessage = $this->iso_productcache; if ($blnCacheMessage != $this->blnCacheProducts) { $arrCacheMessage[$cacheKey] = $this->blnCacheProducts; \Database::getInstance()->prepare("UPDATE tl_module SET iso_productcache=? WHERE id=?")->execute(serialize($arrCacheMessage), $this->id); } // Do not write cache if table is locked. That's the case if another process is already writing cache if (ProductCache::isWritable()) { \Database::getInstance()->lockTables(array(ProductCache::getTable() => 'WRITE', 'tl_iso_product' => 'READ')); $arrIds = array(); foreach ($arrProducts as $objProduct) { $arrIds[] = $objProduct->id; } // Delete existing cache if necessary ProductCache::deleteByUniqidOrExpired($cacheKey); $objCache = ProductCache::createForUniqid($cacheKey); $objCache->expires = $this->getProductCacheExpiration(); $objCache->setProductIds($arrIds); $objCache->save(); \Database::getInstance()->unlockTables(); } } else { $arrProducts = $this->findProducts(); } if (!empty($arrProducts)) { $arrProducts = $this->generatePagination($arrProducts); } } // No products found if (!is_array($arrProducts) || empty($arrProducts)) { $this->compileEmptyMessage(); return; } $arrBuffer = array(); $arrDefaultOptions = $this->getDefaultProductOptions(); /** @var \Isotope\Model\Product\Standard $objProduct */ foreach ($arrProducts as $objProduct) { /** @var ProductType $type */ $type = $objProduct->getRelated('type'); $arrConfig = array('module' => $this, 'template' => $this->iso_list_layout ?: $type->list_template, 'gallery' => $this->iso_gallery ?: $type->list_gallery, 'buttons' => $this->iso_buttons, 'useQuantity' => $this->iso_use_quantity, 'jumpTo' => $this->findJumpToPage($objProduct)); if (\Environment::get('isAjaxRequest') && \Input::post('AJAX_MODULE') == $this->id && \Input::post('AJAX_PRODUCT') == $objProduct->getProductId()) { $objResponse = new HtmlResponse($objProduct->generate($arrConfig)); $objResponse->send(); } $objProduct->mergeRow($arrDefaultOptions); // Must be done after setting options to generate the variant config into the URL if ($this->iso_jump_first && Input::getAutoItem('product', false, true) == '') { \Controller::redirect($objProduct->generateUrl($arrConfig['jumpTo'])); } $arrCSS = deserialize($objProduct->cssID, true); $arrBuffer[] = array('cssID' => $arrCSS[0] != '' ? ' id="' . $arrCSS[0] . '"' : '', 'class' => trim('product ' . ($objProduct->isNew() ? 'new ' : '') . $arrCSS[1]), 'html' => $objProduct->generate($arrConfig), 'product' => $objProduct); } // HOOK: to add any product field or attribute to mod_iso_productlist template if (isset($GLOBALS['ISO_HOOKS']['generateProductList']) && is_array($GLOBALS['ISO_HOOKS']['generateProductList'])) { foreach ($GLOBALS['ISO_HOOKS']['generateProductList'] as $callback) { $objCallback = \System::importStatic($callback[0]); $arrBuffer = $objCallback->{$callback}[1]($arrBuffer, $arrProducts, $this->Template, $this); } } RowClass::withKey('class')->addCount('product_')->addEvenOdd('product_')->addFirstLast('product_')->addGridRows($this->iso_cols)->addGridCols($this->iso_cols)->applyTo($arrBuffer); $this->Template->products = $arrBuffer; }