Фильтр товаров в админ панели по продавцу - Разработки и улучшения

        if ($id_vendor_cuser){
            $filter["vendor_id"] = $id_vendor_cuser;
        }

        $id_vendor_cuser = 1;
	if ($id_vendor_cuser){
            $filter["vendor_id"] = $mainframe->getUserStateFromRequest($context.'vendor_id', 'vendor_id', 0, 'int' );
        }

<?php echo _JSHOP_VENDOR.": ".$lists['vendor_id'];?>

<?php echo _JSHOP_VENDOR.": ".$lists['vendor_id'];?>

$manuf1 = array();
        $manuf1[0] = new stdClass();
        $manuf1[0]->manufacturer_id = '0';
        $manuf1[0]->name = " - - - ";

        $_manufacturer = $this->getModel('manufacturers');
        $manufs = $_manufacturer->getList();
        $manufs = array_merge($manuf1, $manufs);
        $lists['manufacturers'] = JHTML::_('select.genericlist', $manufs, 'manufacturer_id','onchange="document.adminForm.submit();"', 'manufacturer_id', 'name', $manufacturer_id);

$vend1 = array();
        $vend1[0] = new stdClass();
        $vend1[0]->vendor_id = '0';
        $vend1[0]->name = " - - - ";
		
		$_vendor = $this->getModel('vendors');
        $vends = $_vendor->getList();
        $vends = array_merge($vend1, $vends);
		$lists['vendors'] = JHTML::_('select.genericlist', $vends,'vendor_id','onchange="document.adminForm.submit();"', 'vendor_id', 'name', $vendor_id);

$vend1 = array();
$vend1[0] = new stdClass();
$vend1[0]->id = '0';
$vend1[0]->f_name = " - - - ";
		
$_vendor = $this->getModel('vendors');
$vends = $_vendor->getAllVendors();
$vends = array_merge($vend1, $vends);
$lists['vendors'] = JHTML::_('select.genericlist', $vends,'id','onchange="document.adminForm.submit();"', 'id', 'f_name', $id);

$filter["vendor_id"] = $mainframe->getUserStateFromRequest($context.'vendor_id', 'vendor_id', 0, 'int' );

$id_vendor_cuser = 1;
	if ($id_vendor_cuser){
            $vendor_id = $mainframe->getUserStateFromRequest($context.'vendor_id', 'vendor_id', 0, 'int' );
            $filter["vendor_id"] = $vendor_id;
        }
        // и вот тут уже ваш исправленный код формирования селекта