<?php



/**

 * Magento Commercial Edition

 *

 * NOTICE OF LICENSE

 *

 * This source file is subject to the Magento Commercial Edition License

 * that is available at: http://www.magentocommerce.com/license/commercial-edition

 * If you did not receive a copy of the license and are unable to

 * obtain it through the world-wide-web, please send an email

 * to license@magentocommerce.com so we can send you a copy immediately.

 *

 * DISCLAIMER

 *

 * Do not edit or add to this file if you wish to upgrade Magento to newer

 * versions in the future. If you wish to customize Magento for your

 * needs please refer to http://www.magentocommerce.com for more information.

 *

 * @category    Mage

 * @package     Mage_Adminhtml

 * @copyright   Copyright (c) 2010 Magento Inc. (http://www.magentocommerce.com)

 * @license     http://www.magentocommerce.com/license/commercial-edition

 */



/**

 * Product in category grid

 *

 * @category   Mage

 * @package    Mage_Adminhtml

 * @author      Magento Core Team <core@magentocommerce.com>

 */

class Vilpjsc_Brand_Block_Adminhtml_Tab_Brand extends Mage_Adminhtml_Block_Widget_Grid {



    public function __construct() {

        parent::__construct();

        $this->setId('catalog_category_products');

        $this->setDefaultSort('value');

        $this->setDefaultLimit(300);

        $this->setUseAjax(true);

    }



    public function getCategory() {

        return Mage::registry('category');

    }



    protected function _addColumnFilterToCollection($column) {

        // Set custom filter for in category flag

        if ($column->getId() == 'in_category') {

            $brandIds = $this->_getSelectedBrands();

            if (empty($brandIds)) {

                $brandIds = 0;

            }

            if ($column->getFilter()->getValue()) {

                $this->getCollection()->addFieldToFilter('entity_id', array('in' => $brandIds));

            } elseif (!empty($brandIds)) {

                $this->getCollection()->addFieldToFilter('entity_id', array('nin' => $brandIds));

            }

        } elseif($column->getId() == 'title'){

            $this->getCollection()->addFieldToFilter('store_value.value', array('like' => $column->getFilter()->getValue()."%"));

        }else {

            parent::_addColumnFilterToCollection($column);

        }

        return $this;

    }



    protected function _prepareCollection() {

        $attributeInfo = Mage::getResourceModel('eav/entity_attribute_collection')

                        ->setCodeFilter('manufacturer')->getFirstItem();

        $collection = Mage::getResourceModel('eav/entity_attribute_option_collection')

                        ->setPositionOrder('asc')

                        ->setAttributeFilter($attributeInfo->getAttributeId())

                        ->setStoreFilter(Mage::app()->getStore()->getId());

        /* $collection = Mage::getModel('brand/brand')->getCollection(); */

        $collection->getSelect()->joinLeft(

                array('brand' => $collection->getTable('brand/brand')),

                'brand.manufacturer_option_id = main_table.option_id',

                array('brand.status as brand_status', 'brand.filename as logo', 'brand.content as brand_content')

        );

        $this->setCollection($collection);



        return parent::_prepareCollection();

    }



    protected function _prepareColumns() {

        $this->addColumn('in_category', array(

            'header_css_class' => 'a-center',

            'type' => 'checkbox',

            'name' => $this->_getName(),

            'values' => $this->_getSelectedBrands(),

            'align' => 'center',

            'index' => 'option_id',

            'renderer' => new Vilpjsc_Brand_Block_Adminhtml_Tab_Brand_Renderer_Checkbox()

        ));

        $this->addColumn('title', array(

            'header_css_class' => 'a-center',

            'header' => Mage::helper('brand')->__('Brand Name'),

            'width' => '120',

            'index' => 'value',

            'filter_index' => 'store_value',

        ));

        $this->addColumn('content', array(

            'header_css_class' => 'a-center',

            'header' => Mage::helper('brand')->__('Description'),

            'sortable' => true,

            'index' => 'brand_content'

        ));

        /*$this->addColumn('logo', array(

            'header_css_class' => 'a-center',

            'header' => Mage::helper('brand')->__('Logo'),

            'sortable' => true,

            'width' => '120',

            'align' => 'center',

            'index' => 'logo',

            'renderer' => new Vilpjsc_Brand_Block_Adminhtml_Brand_Grid_Renderer_Image()

        ));

*/

        return parent::_prepareColumns();

    }



    public function getGridUrl() {

        return $this->getUrl('*/*/grid', array('_current' => true));

    }



    protected function _getSelectedBrands() {

        $brands = $this->getRequest()->getPost('selected_brands');

        $categoryId = $this->getCategory()->getId();

        if (is_null($brands)) {

            $arrayBrands = array();

            $brands = Mage::getModel("brand/category")->getCollection()->addFieldToFilter("entity_id", array("eq" => $categoryId));

            foreach ($brands as $brand) {

                $arrayBrands[] = $brand->getBrandId();

            }

            return $arrayBrands;

        }

        else

            return $brands;

    }



    protected function _getName() {

        return "brand[id][]";

    }



}