/**
* Parse the category/product breadcrumb
*
* Parses the template block shopNavbar and shop_breadcrumb based on
* the currently selected category and product.
*
* @param \Cx\Core\Html\Sigma $objTpl The template object to be used to parse the breadcrumb on.
* @param integer $selectedCatId The ID of the currently selected category.
* @param Product $product The currently selected product.
*/
static function parseBreadcrumb($objTpl, $selectedCatId = 0, $product = null)
{
// Only the visible ShopCategories are present
$arrShopCategoryTree = ShopCategories::getTreeArray(false, true, true, $selectedCatId, 0, 0);
// The trail of IDs from root to the selected ShopCategory,
// built along with the tree array when calling getTreeArray().
$arrTrail = ShopCategories::getTrailArray($selectedCatId);
// Display the ShopCategories
foreach ($arrShopCategoryTree as $arrShopCategory) {
$level = $arrShopCategory['level'];
// Skip levels too deep: if ($level >= 2) { continue; }
$id = $arrShopCategory['id'];
$style = 'shopnavbar' . ($level + 1);
if (in_array($id, $arrTrail)) {
$style .= '_active';
}
// parse shopNavbar
if ($objTpl->blockExists('shopNavbar')) {
$objTpl->setVariable(array('SHOP_CATEGORY_STYLE' => $style, 'SHOP_CATEGORY_ID' => $id, 'SHOP_CATEGORY_NAME' => str_repeat(' ', 3 * $level) . str_replace('"', '"', $arrShopCategory['name'])));
$objTpl->parse("shopNavbar");
}
// skip shop_breadcrumb parsing in case the required template blocks are missing
if (!$objTpl->blockExists('shop_breadcrumb') || !$objTpl->blockExists('shop_breadcrumb_part')) {
continue;
}
// skip shop_breadcrumb parsing in case the category is not part of the selected category tree
if (!in_array($id, $arrTrail)) {
continue;
}
// parse the category in shop_breadcrumb
$objTpl->setVariable(array('SHOP_BREADCRUMB_PART_SRC' => \Cx\Core\Routing\URL::fromModuleAndCmd('Shop' . MODULE_INDEX, '', FRONTEND_LANG_ID, array('catId' => $id))->toString(), 'SHOP_BREADCRUMB_PART_TITLE' => contrexx_raw2xhtml($arrShopCategory['name'])));
$objTpl->parse('shop_breadcrumb_part');
}
// skip shop_breadcrumb parsing in case the required template blocks are missing
if (!$objTpl->blockExists('shop_breadcrumb') && !$objTpl->blockExists('shop_breadcrumb_part')) {
return;
}
// parse Product in shop_breadcrumb if a product is being viewed
if ($product) {
$objTpl->setVariable(array('SHOP_BREADCRUMB_PART_SRC' => \Cx\Core\Routing\URL::fromModuleAndCmd('Shop' . MODULE_INDEX, '', FRONTEND_LANG_ID, array('productId' => $product->id()))->toString(), 'SHOP_BREADCRUMB_PART_TITLE' => contrexx_raw2xhtml($product->name())));
$objTpl->parse('shop_breadcrumb_part');
}
// show or hide the shop_breadcrumb template block, depending on if a category
// has been selected or a product is being viewed
if (array_intersect(array_keys($arrShopCategoryTree), $arrTrail) || $product) {
$objTpl->touchBlock('shop_breadcrumb');
} else {
$objTpl->hideBlock('shop_breadcrumb');
}
}
