$attributes = array(

    'product_type'      =>   array(

        'type'   => 'int',

        'input' => 'select',

        'source_model'       => 'mcatalog/source_eav_attribute_product_type',

        'frontend_label' => '产品类型',

        'is_global' => Mage_Catalog_Model_Resource_Eav_Attribute::SCOPE_GLOBAL,

        'frontend_input' => 'select',

        'backend_type' => 'int',

        'used_in_product_listing' => false,

        'is_visible_on_front' => false,

        'is_required' => true,

        'user_defined' => true,

        'searchable' => false,

        'filterable' => false,

        'comparable' => false,

        'position' => 15,

        'is_unique' => false,

    )

);

$productEntityId = $installer->getEntityTypeId(Mage_Catalog_Model_Product::ENTITY);

$productAttributeSets = Mage::getModel('eav/entity_attribute_set')->getCollection()

                        ->addFieldToFilter('entity_type_id', $productEntityId);

foreach($attributes as $attributeCode=>$attribute)

{

    try{

        $attributeModel =   Mage::getModel('catalog/resource_eav_attribute');

        $attributeModel->addData($attribute);

        $attributeModel->setAttributeCode($attributeCode);

        $attributeModel->setEntityTypeId($productEntityId);

        $re = $attributeModel->save();

        foreach ($productAttributeSets as $attributeSet){

            $generalAttributeGroupId = $installer->getAttributeGroupId($productEntityId,$attributeSet->getId(),'General');

            Mage::getModel('eav/entity_attribute')

            ->setAttributeSetId($attributeSet->getId())

            ->setAttributeGroupId($generalAttributeGroupId)

            ->setEntityTypeId($productEntityId)

            ->setAttributeId($re->getId())

            ->save();

        }

    }catch (Exception $e){

        Mage::logException($e);

    }

}