No Microdata Generated in Product Page

<?php

/**

 * @package	HikaShop for Joomla!

 * @version	2.4.0

 * @author	hikashop.com

 * @copyright	(C) 2010-2015 HIKARI SOFTWARE. All rights reserved.

 * @license	GNU/GPLv3 http://www.gnu.org/licenses/gpl-3.0.html

 */
 

defined('_JEXEC') or die('Restricted access');

?><?php

defined('_JEXEC') or die('Restricted access');

?>

<?php



class plgSystemHikashopproducttag extends JPlugin {

	function onHikashopBeforeDisplayView(&$view){

		$option = JRequest::getString('option');

		$ctrl = JRequest::getString('ctrl');

		$task = JRequest::getString('task');



		if ($option!='com_hikashop'||$ctrl!='product'||$task!='show') return;



		ob_start();

	}

	function onHikashopAfterDisplayView(&$view){

		$option = JRequest::getString('option');

		$ctrl = JRequest::getString('ctrl');

		$task = JRequest::getString('task');



		if ($option!='com_hikashop'||$ctrl!='product'||$task!='show') return;



		$config =& hikashop_config();

		$default_params = $config->get('default_params');



		$product_page = ob_get_clean();



		$product_page_parts = explode('class="hikashop_product_page ', $product_page);

		if(!empty($product_page_parts[1])){

			$product_page_parts[1] = 'itemscope itemtype="http://schema.org/Product" class="hikashop_product_page ' .$product_page_parts[1];



			$pattern='/id="hikashop_product_name_main"/';

			$replacement='id="hikashop_product_name_main" itemprop="name"';

			$product_page_parts[1] = preg_replace($pattern,$replacement,$product_page_parts[1],1);

			if($default_params['show_price'] == 1){

				$currency_id = hikashop_getCurrency();

				$null = null;

				$currencyClass = hikashop_get('class.currency');

				$currencies = $currencyClass->getCurrencies($currency_id,$null);

				$data=$currencies[$currency_id];



				$pattern='/<span id="hikashop_product_price_main" class="hikashop_product_price_main">/';

				$replacement= '<div itemprop="offers" itemscope itemtype="http://schema.org/Offer"><span id="hikashop_product_price_main" class="hikashop_product_price_main"><meta itemprop="priceCurrency" content="'.$data->currency_code.'" />';

				$product_page_parts[1] = preg_replace($pattern,$replacement,$product_page_parts[1],1);

				$pattern='/<(span|div) id="(hikashop_product_weight_main|hikashop_product_width_main|hikashop_product_length_main|hikashop_product_height_main|hikashop_product_characteristics|hikashop_product_options|hikashop_product_custom_item_info|hikashop_product_price_with_options_main|hikashop_product_quantity_main)"/';

				$replacement='</div> <$1 id="$2"';

				$product_page_parts[1] = preg_replace($pattern,$replacement,$product_page_parts[1],1);

				$pattern='/class="hikashop_product_price_main"(.*)class="hikashop_product_price hikashop_product_price_0/msU';

				$replacement='class="hikashop_product_price_main" $1 itemprop="price" class="hikashop_product_price hikashop_product_price_0';

				$product_page_parts[1] = preg_replace($pattern,$replacement,$product_page_parts[1],1);

			}

			$pattern='/id="hikashop_product_vote_listing"/';

			$replacement='id="hikashop_product_vote_listing" itemprop="review" itemscope itemtype="http://schema.org/Review"';

			$product_page_parts[1] = preg_replace($pattern,$replacement,$product_page_parts[1],1);



			$pattern='/class="ui-corner-all hika_comment_listing"/';

			$replacement='class="ui-corner-all hika_comment_listing" itemprop="review" itemscope itemtype="http://schema.org/Review"';

			$product_page_parts[1] = preg_replace($pattern,$replacement,$product_page_parts[1]);

			$pattern='/class="hikashop_vote_listing_comment"/';

			$replacement='class="hikashop_vote_listing_comment" itemprop="description"';

			$product_page_parts[1] = preg_replace($pattern,$replacement,$product_page_parts[1]);



			$pattern='/class="hika_comment_listing_content"/';

			$replacement='class="hika_comment_listing_content" itemprop="description"';

			$product_page_parts[1] = preg_replace($pattern,$replacement,$product_page_parts[1]);

			$pattern='/class="hikashop_vote_listing_username"/';

			$replacement='class="hikashop_vote_listing_username" itemprop="author"';

			$product_page_parts[1] = preg_replace($pattern,$replacement,$product_page_parts[1]);



			$pattern='/class="hika_vote_listing_username"/';

			$replacement='class="hika_vote_listing_username" itemprop="author"';

			$product_page_parts[1] = preg_replace($pattern,$replacement,$product_page_parts[1]);

			$pattern='/class="hikashop_product_description_main"/';

			$replacement='class="hikashop_product_description_main" itemprop="description"';

			$product_page_parts[1] = preg_replace($pattern,$replacement,$product_page_parts[1],1);

			$pattern='/class="hikashop_vote_stars"/';

			$replacement='class="hikashop_vote_stars" itemprop="aggregateRating" itemscope itemtype="http://schema.org/AggregateRating"';

			$product_page_parts[1] = preg_replace($pattern,$replacement,$product_page_parts[1],1);

			$pattern='/id="hikashop_main_image"/';

			$replacement='id="hikashop_main_image" itemprop="image"';

			$product_page_parts[1] = preg_replace($pattern,$replacement,$product_page_parts[1]);



			$ratemax=JRequest::getVar("nb_max_star");//nbmax

			$raterounded=JRequest::getVar("rate_rounded");//moy

			$pattern='/(<span\s+class="hikashop_total_vote")/iUs';

			$replacement = '<span style="display:none" itemprop="ratingValue">'.$raterounded.'</span><span style="display:none" itemprop="bestRating">'.$ratemax.'</span>$1 itemprop="reviewCount"';

			$product_page_parts[1] = preg_replace($pattern,$replacement,$product_page_parts[1],1);





		}

		foreach($product_page_parts as $parts){

			echo $parts;

		}

	}

}

$replacement = '<span style="display:none" itemprop="ratingValue">'.$raterounded.'</span><span style="display:none" itemprop="bestRating">'.$ratemax.'</span>$1 itemprop="reviewCount"';

			preg_match('/<input type="hidden" name="hikashop_vote_rating" .* data-rate="(.*)"/U',$product_page_parts[1],$matches);
			$replacement = '<span style="display:none" itemprop="ratingValue">'.$matches[1].'</span><span style="display:none" itemprop="bestRating">'.$ratemax.'</span>$1 itemprop="reviewCount"';