Class cFrontendHelper

This class contains functions for the frontend helper class in CONTENIDO.

Package: Core\Frontend\Util
Copyright: four for business AG <www.4fb.de>
License: http://www.contenido.org/license/LIZENZ.txt
Author: Dominik Ziegler
Located at classes/class.frontend.helper.php

Methods summary
`public static cFrontendHelper`	# `getInstance( )` Returns the instance of this class. Returns the instance of this class. Returns `cFrontendHelper`
`protected`	# `__construct( )` Constructor of the class. Constructor of the class.
`protected array`	# `_fetchCategoryTree( integer $baseCategoryId, integer $depth, integer $currentCategoryId )` Fetches the requested category tree. Fetches the requested category tree. Parameters `$baseCategoryId` `integer` $baseCategoryId root category ID `$depth` `integer` $depth maximum depth `$currentCategoryId` `integer` $currentCategoryId the current category ID Returns `array` category tree Throws `cUnexpectedValueException` if given category ID is not greater than 0
`public array`	# `renderNavigation( integer $baseCategoryId, integer $depth, integer $currentCategoryId )` Helper function to render the navigation. Helper function to render the navigation. Parameters `$baseCategoryId` `integer` $baseCategoryId root category ID `$depth` `integer` $depth maximum depth `$currentCategoryId` `integer` $currentCategoryId the current category ID Returns `array` category tree
`public`	# `renderSitemap( integer $baseCategoryId, integer $depth, cTemplate & $tpl )` Helper function to render the sitemap. Helper function to render the sitemap. Parameters `$baseCategoryId` `integer` $baseCategoryId root category ID `$depth` `integer` $depth maximum depth `$tpl` `cTemplate` $tpl template reference

Properties summary
`private static cFrontendHelper`	`$_instance`	`NULL`	# Instance of the helper class. Instance of the helper class.