/// <summary>
/// 增加一条数据
/// </summary>
/// <param name="model">Model.news_view</param>
/// <returns>ID</returns>
public int Add(Model.news_view model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into [" + databaseprefix + "news_view](");
strSql.Append("user_id,ispn,type,news_id,time");
strSql.Append(") values(");
strSql.Append("@user_id,@ispn,@type,@news_id,@time)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@user_id", SqlDbType.Int, 4),
new SqlParameter("@ispn", SqlDbType.Int, 4),
new SqlParameter("@type", SqlDbType.Int, 4),
new SqlParameter("@news_id", SqlDbType.Int, 4),
new SqlParameter("@time", SqlDbType.DateTime)
};
parameters[0].Value = model.user_id;
parameters[1].Value = model.ispn;
parameters[2].Value = model.type;
parameters[3].Value = model.news_id;
parameters[4].Value = model.time;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (null != obj)
{
return(Convert.ToInt32(obj));
}
else
{
return(0);
}
}
/// <summary>
/// 组合成对象实体
/// </summary>
/// <param name="row">一行数据</param>
/// <returns>Model.news_view</returns>
private Model.news_view DataRowToModel(DataRow row)
{
Model.news_view model = new Model.news_view();
if (row != null)
{
if (null != row["id"] && "" != row["id"].ToString())
{
model.id = int.Parse(row["id"].ToString());
}
if (null != row["user_id"] && "" != row["user_id"].ToString())
{
model.user_id = int.Parse(row["user_id"].ToString());
}
if (null != row["ispn"] && "" != row["ispn"].ToString())
{
model.ispn = int.Parse(row["ispn"].ToString());
}
if (null != row["type"] && "" != row["type"].ToString())
{
model.type = int.Parse(row["type"].ToString());
}
if (null != row["news_id"] && "" != row["news_id"].ToString())
{
model.news_id = int.Parse(row["news_id"].ToString());
}
if (null != row["time"] && "" != row["time"].ToString())
{
model.time = DateTime.Parse(row["time"].ToString());
}
}
return(model);
}
/// <summary>
/// 更新一条数据
/// </summary>
/// <param name="model">Model.news_view</param>
/// <returns>True or False</returns>
public bool Update(Model.news_view model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update [" + databaseprefix + "news_view] set ");
strSql.Append("user_id=@user_id,");
strSql.Append("ispn=@ispn,");
strSql.Append("type=@type,");
strSql.Append("news_id=@news_id,");
strSql.Append("time=@time");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@user_id", SqlDbType.Int, 4),
new SqlParameter("@ispn", SqlDbType.Int, 4),
new SqlParameter("@type", SqlDbType.Int, 4),
new SqlParameter("@news_id", SqlDbType.Int, 4),
new SqlParameter("@time", SqlDbType.DateTime),
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = model.user_id;
parameters[1].Value = model.ispn;
parameters[2].Value = model.type;
parameters[3].Value = model.news_id;
parameters[4].Value = model.time;
parameters[5].Value = model.id;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
return(false);
}
//取消收藏处理
private string news_collect_cancel(Model.news_view model)
{
int id = Convert.ToInt32(new BLL.news_view().GetList(0, "user_id=" + model.user_id + " and isPN=" + model.ispn + " and type=" + model.type, "").Tables[0].Rows[0]["id"]);
if (new BLL.news_view().Delete(id))
{
return("{\"status\":1,\"msg\":\"取消收藏成功\"}");
}
else
{
return("{\"status\":0}");
}
}
//更新浏览记录处理
private string news_view_update(Model.news_view model)
{
int id = Convert.ToInt32(new BLL.news_view().GetList(0, "user_id=" + model.user_id + " and isPN=" + model.ispn + " and type=" + model.type, "").Tables[0].Rows[0]["id"]);
model.id = id;
if (new BLL.news_view().Update(model))
{
return("{\"status\":1,\"msg\":\"更新浏览时间\"}");
}
else
{
return("{\"status\":0}");
}
}
private void news_view(HttpContext context)
{
int uid = DTRequest.GetInt("uid", 0);
int isPN = DTRequest.GetInt("isPN", 0);
int type = DTRequest.GetInt("type", 0);
int newsId = DTRequest.GetInt("id", 0);
Model.news_view model = new Model.news_view();
model.user_id = uid;
model.ispn = isPN;
model.type = type;
model.news_id = newsId;
model.time = DateTime.Now;
if (uid == 0 || new BLL.news_view().GetCount("user_id=" + uid + " and isPN=" + isPN + " and type=" + type + " and news_id=" + newsId) == 0)
{
new BLL.news_view().Add(model);
if (model.type == 2)
{
context.Response.Write("{\"status\":1,\"msg\":\"收藏成功！\"}");
}
else
{
context.Response.Write("{\"status\":1,\"msg\":\"浏览量+1\"}");
}
}
else
{//更新浏览时间，取消收藏
if (type == 1)
{
context.Response.Write(news_view_update(model));
}
else
{
context.Response.Write(news_collect_cancel(model));
}
}
}
/// <summary>
/// 更新一条数据
/// </summary>
/// <param name="model">Model.news_view</param>
/// <returns>True Or False</returns>
public bool Update(Model.news_view model)
{
return(dal.Update(model));
}
/// <summary>
/// 增加一条数据
/// </summary>
/// <param name="model">Model.news_view</param>
/// <returns>ID</returns>
public int Add(Model.news_view model)
{
return(dal.Add(model));
}
