mpassignproduct.php

<?php
class Webkul_Mpassignproduct_Block_Mpassignproduct extends Mage_Core_Block_Template
{
	protected $_productsCollection = null;
	public function __construct(){
		parent::__construct();
                $filter = "";
        if(isset($_GET['q']))
            $filter = $_GET['q'] != ""?$_GET['q']:"";
        $sellerId = Mage::getSingleton('customer/session')->getCustomer()->getId();
        $marketplaceProductCollection = Mage::getModel('marketplace/product')->getCollection()
                                            ->addFieldToFilter('userid', array('eq' => $sellerId));
        $ids = array();
        foreach ($marketplaceProductCollection as  $product) {
            $ids[] = $product->getMageproductid();
        }
        $collection = Mage::getModel('catalog/product')->getCollection()
                            ->addAttributeToFilter('status', array('neq' => 2))
                            ->addAttributeToSelect('*')
                            ->addFieldToFilter('visibility',array('neq' => 1))
                            ->addFieldToFilter('name',array('like' => "%".$filter."%"))
                            ->setOrder('entity_id','AESC');
        if(!empty($ids))
            $collection->addAttributeToFilter('entity_id', array('nin' => $ids));
        $this->setCollection($collection);
	}
	protected function _prepareLayout() {
        parent::_prepareLayout();
        $pager = $this->getLayout()->createBlock('page/html_pager', 'custom.pager');
        $grid_per_page_values = explode(",",Mage::getStoreConfig('catalog/frontend/grid_per_page_values'));
        $arr_perpage = array();
        foreach ($grid_per_page_values as $value) {
            $arr_perpage[$value] = $value;
        }
        $pager->setAvailableLimit($arr_perpage);
        $pager->setCollection($this->getCollection());
        $this->setChild('pager', $pager);
        $this->getCollection()->load();
        return $this;
    }

    public function getPagerHtml() {
        return $this->getChildHtml('pager');
    }
}