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ecshop删除商品及记录的函数

www.adminbuy.cn / 2015-11-07
/**
 * 从回收站删除多个商品
 * @param   mix     $goods_id   商品id列表:可以逗号格开,也可以是数组
 * @return  void
 */
function delete_goods($goods_id)
{
    if (empty($goods_id))
    {
        return;
    }

    /* 取得有效商品id */
    $sql = "SELECT DISTINCT goods_id FROM " . $GLOBALS['ecs']->table('goods') .
            " WHERE goods_id " . db_create_in($goods_id) . " AND is_delete = 1";
    $goods_id = $GLOBALS['db']->getCol($sql);
    if (empty($goods_id))
    {
        return;
    }

    /* 删除商品图片和轮播图片文件 */
    $sql = "SELECT goods_thumb, goods_img, original_img " .
            "FROM " . $GLOBALS['ecs']->table('goods') .
            " WHERE goods_id " . db_create_in($goods_id);
    $res = $GLOBALS['db']->query($sql);
    while ($goods = $GLOBALS['db']->fetchRow($res))
    {
        if (!empty($goods['goods_thumb']))
        {
            @unlink('../' . $goods['goods_thumb']); // 节约空间
        }
        if (!empty($goods['goods_img']))
        {
            @unlink('../' . $goods['goods_img']);
        }
        if (!empty($goods['original_img']))
        {
            @unlink('../' . $goods['original_img']);
        }
    }

    /* 删除商品 */
    $sql = "DELETE FROM " . $GLOBALS['ecs']->table('goods') .
            " WHERE goods_id " . db_create_in($goods_id);
    $GLOBALS['db']->query($sql);

    /* 删除商品的货品记录 */
    $sql = "DELETE FROM " . $GLOBALS['ecs']->table('products') .
            " WHERE goods_id " . db_create_in($goods_id);
    $GLOBALS['db']->query($sql);

    /* 删除商品相册的图片文件 */
    $sql = "SELECT img_url, thumb_url, img_original " .
            "FROM " . $GLOBALS['ecs']->table('goods_gallery') .
            " WHERE goods_id " . db_create_in($goods_id);
    $res = $GLOBALS['db']->query($sql);
    while ($row = $GLOBALS['db']->fetchRow($res))
    {
        if (!empty($row['img_url']))
        {
            @unlink('../' . $row['img_url']);
        }
        if (!empty($row['thumb_url']))
        {
            @unlink('../' . $row['thumb_url']);
        }
        if (!empty($row['img_original']))
        {
            @unlink('../' . $row['img_original']);
        }
    }

    /* 删除商品相册 */
    $sql = "DELETE FROM " . $GLOBALS['ecs']->table('goods_gallery') . " WHERE goods_id " . db_create_in($goods_id);
    $GLOBALS['db']->query($sql);

    /* 删除相关表记录 */
    $sql = "DELETE FROM " . $GLOBALS['ecs']->table('collect_goods') . " WHERE goods_id " . db_create_in($goods_id);
    $GLOBALS['db']->query($sql);
    $sql = "DELETE FROM " . $GLOBALS['ecs']->table('goods_article') . " WHERE goods_id " . db_create_in($goods_id);
    $GLOBALS['db']->query($sql);
    $sql = "DELETE FROM " . $GLOBALS['ecs']->table('goods_attr') . " WHERE goods_id " . db_create_in($goods_id);
    $GLOBALS['db']->query($sql);
    $sql = "DELETE FROM " . $GLOBALS['ecs']->table('goods_cat') . " WHERE goods_id " . db_create_in($goods_id);
    $GLOBALS['db']->query($sql);
    $sql = "DELETE FROM " . $GLOBALS['ecs']->table('member_price') . " WHERE goods_id " . db_create_in($goods_id);
    $GLOBALS['db']->query($sql);
    $sql = "DELETE FROM " . $GLOBALS['ecs']->table('group_goods') . " WHERE parent_id " . db_create_in($goods_id);
    $GLOBALS['db']->query($sql);
    $sql = "DELETE FROM " . $GLOBALS['ecs']->table('group_goods') . " WHERE goods_id " . db_create_in($goods_id);
    $GLOBALS['db']->query($sql);
    $sql = "DELETE FROM " . $GLOBALS['ecs']->table('link_goods') . " WHERE goods_id " . db_create_in($goods_id);
    $GLOBALS['db']->query($sql);
    $sql = "DELETE FROM " . $GLOBALS['ecs']->table('link_goods') . " WHERE link_goods_id " . db_create_in($goods_id);
    $GLOBALS['db']->query($sql);
    $sql = "DELETE FROM " . $GLOBALS['ecs']->table('tag') . " WHERE goods_id " . db_create_in($goods_id);
    $GLOBALS['db']->query($sql);
    $sql = "DELETE FROM " . $GLOBALS['ecs']->table('comment') . " WHERE comment_type = 0 AND id_value " . db_create_in($goods_id);
    $GLOBALS['db']->query($sql);

    /* 删除相应虚拟商品记录 */
    $sql = "DELETE FROM " . $GLOBALS['ecs']->table('virtual_card') . " WHERE goods_id " . db_create_in($goods_id);
    if (!$GLOBALS['db']->query($sql, 'SILENT') && $GLOBALS['db']->errno() != 1146)
    {
        die($GLOBALS['db']->error());
    }

    /* 清除缓存 */
    clear_cache_files();
}
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