zencart で商品一覧をカスタマイズする

/includes/modules/product_listing.php

      switch ($column_list[$col]) {
        case 'PRODUCT_LIST_MODEL':
        $lc_align = '';
        $lc_text = $listing->fields['products_model'];
        break;
        case 'PRODUCT_LIST_NAME':
        $lc_align = '';
        if (isset($_GET['manufacturers_id'])) {
          $lc_text = '<h3 class="itemTitle"><a href="' . zen_href_link(zen_get_info_page($listing->fields['products_id']), 'manufacturers_id=' . $_GET['manufacturers_id'] . '&products_id=' . $listing->fields['products_id']) . '">' . $listing->fields['products_name'] . '</a></h3><div class="listingDescription">' . zen_trunc_string(zen_clean_html(stripslashes(zen_get_products_description($listing->fields['products_id'], $_SESSION['languages_id']))), PRODUCT_LIST_DESCRIPTION) . '</div>' ;
        } else {
          $lc_text = '<h3 class="itemTitle"><a href="' . zen_href_link(zen_get_info_page($listing->fields['products_id']), ($cPath ? 'cPath=' . $cPath . '&' : '') . 'products_id=' . $listing->fields['products_id']) . '">' . $listing->fields['products_name'] . '</a></h3><div class="listingDescription">' . zen_trunc_string(zen_clean_html(stripslashes(zen_get_products_description($listing->fields['products_id'], $_SESSION['languages_id']))), PRODUCT_LIST_DESCRIPTION) . '</div>';
        }
        break;
        case 'PRODUCT_LIST_MANUFACTURER':