public ActionResult Add(FormCollection form)
{
NewsEntity entity = new NewsEntity()
{
Title = form["title"],
Description = form["description"]
};
return ResultToMessagePage(NewsManager.AdminInsertNews, entity, "Your have added news successfully!");
}
public ActionResult Edit(Int32 id, FormCollection form)
{
NewsEntity entity = new NewsEntity()
{
AnnounceID = id,
Title = form["title"],
Description = form["description"]
};
return ResultToMessagePage(NewsManager.AdminUpdateNews, entity, "Your have edited news successfully!");
}
/// <summary>
/// 向缓存中写入指定公告信息
/// </summary>
/// <param name="news">指定公告信息</param>
public static void SetNewsCache(NewsEntity news)
{
if (news != null) CacheManager.Set(GetNewsCacheKey(news.AnnounceID), news);
}
/// <summary>
/// 更新一条公告
/// </summary>
/// <param name="entity">对象实体</param>
/// <returns>是否成功更新</returns>
public static IMethodResult AdminUpdateNews(NewsEntity entity)
{
if (!AdminManager.HasPermission(PermissionType.NewsManage))
{
throw new NoPermissionException();
}
if (String.IsNullOrEmpty(entity.Title))
{
return MethodResult.FailedAndLog("News title can not be NULL!");
}
if (String.IsNullOrEmpty(entity.Description))
{
return MethodResult.FailedAndLog("News content can not be NULL!");
}
entity.PublishDate = DateTime.Now;
Boolean success = NewsRepository.Instance.UpdateEntity(entity) > 0;
if (!success)
{
return MethodResult.FailedAndLog("No news was updated!");
}
NewsCache.SetNewsCache(entity);//更新缓存
if (entity.AnnounceID != NewsRepository.DEFAULTID)
{
NewsCache.RemoveLastestNewsListCache();//删除缓存
}
return MethodResult.SuccessAndLog("Admin update news, id = {0}", entity.AnnounceID.ToString());
}
/// <summary>
/// 增加一条公告
/// </summary>
/// <param name="entity">对象实体</param>
/// <returns>是否成功增加</returns>
public static IMethodResult AdminInsertNews(NewsEntity entity)
{
if (!AdminManager.HasPermission(PermissionType.NewsManage))
{
throw new NoPermissionException();
}
if (String.IsNullOrEmpty(entity.Title))
{
return MethodResult.FailedAndLog("News title can not be NULL!");
}
if (String.IsNullOrEmpty(entity.Description))
{
return MethodResult.FailedAndLog("News content can not be NULL!");
}
entity.PublishDate = DateTime.Now;
Boolean success = NewsRepository.Instance.InsertEntity(entity) > 0;
if (!success)
{
return MethodResult.FailedAndLog("No news was added!");
}
NewsCache.RemoveLastestNewsListCache();//删除缓存
NewsCache.RemoveNewsCountCache();//删除缓存
return MethodResult.SuccessAndLog("Admin add news, title = {0}", entity.Title);
}
