Mage_Catalog_Model_Layer_Filter_Category Class Reference

Inheritance diagram for Mage_Catalog_Model_Layer_Filter_Category:

List of all members.

Public Member Functions
	__construct ()
	getResetValue ()
	apply (Zend_Controller_Request_Abstract $request, $filterBlock)
	getName ()
	getCategory ()
Protected Member Functions
	_isValidCategory ($category)
Protected Attributes
	$_categoryId
	$_appliedCategory = null

---

Detailed Description

Definition at line 34 of file Category.php.

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Constructor & Destructor Documentation

__construct

(

)

Class constructor

Reimplemented from Varien_Object.

Definition at line 53 of file Category.php.

    {
        parent::__construct();
        $this->_requestVar = 'cat';
    }

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Member Function Documentation

_isValidCategory

(

$

category

)

[protected]

Validate category for be using as filter

Parameters:

Mage_Catalog_Model_Category

$category

Returns:

unknown

Definition at line 112 of file Category.php.

    {
        return $category->getId();
    }

apply	(	Zend_Controller_Request_Abstract $	request,
		$	filterBlock
	)

Apply category filter to layer

Parameters:

	Zend_Controller_Request_Abstract	$request
	Mage_Core_Block_Abstract	$filterBlock

Returns:

Mage_Catalog_Model_Layer_Filter_Category

Reimplemented from Mage_Catalog_Model_Layer_Filter_Abstract.

Definition at line 86 of file Category.php.

    {
        $filter = (int) $request->getParam($this->getRequestVar());
        $this->_categoryId = $filter;
        $this->_appliedCategory = Mage::getModel('catalog/category')
            ->setStoreId(Mage::app()->getStore()->getId())
            ->load($filter);

        if ($this->_isValidCategory($this->_appliedCategory)) {
            $this->getLayer()->getProductCollection()
                ->addCategoryFilter($this->_appliedCategory);

            $this->getLayer()->getState()->addFilter(
                $this->_createItem($this->_appliedCategory->getName(), $filter)
            );
        }

        return $this;
    }

getCategory

(

)

Get selected category object

Returns:

Mage_Catalog_Model_Category

Definition at line 132 of file Category.php.

    {
        if (!is_null($this->_categoryId)) {
            $category = Mage::getModel('catalog/category')
                ->load($this->_categoryId);
            if ($category->getId()) {
                return $category;
            }
        }
        return $this->getLayer()->getCurrentCategory();
    }

getName

(

)

Get filter name

Returns:

string

Reimplemented from Mage_Catalog_Model_Layer_Filter_Abstract.

Definition at line 122 of file Category.php.

    {
        return Mage::helper('catalog')->__('Category');
    }

getResetValue

(

)

Get filter value for reset current filter state

Returns:

mixed

Revert path ids

Reimplemented from Mage_Catalog_Model_Layer_Filter_Abstract.

Definition at line 64 of file Category.php.

    {
        if ($this->_appliedCategory) {
            /**
             * Revert path ids
             */
            $pathIds = array_reverse($this->_appliedCategory->getPathIds());
            $curCategoryId = $this->getLayer()->getCurrentCategory()->getId();
            if (isset($pathIds[1]) && $pathIds[1] != $curCategoryId) {
                return $pathIds[1];
            }
        }
        return null;
    }

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Member Data Documentation

$_appliedCategory = null [protected]

Definition at line 48 of file Category.php.

$_categoryId [protected]

Definition at line 41 of file Category.php.

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The documentation for this class was generated from the following file:

• app/code/core/Mage/Catalog/Model/Layer/Filter/Category.php