private void ShowInfo(string id)
{
Topicsys.BLL.t_topic bll = new Topicsys.BLL.t_topic();
Topicsys.Model.t_topic model = bll.GetModel(id);
this.txtstudent_class_id.Text = model.topic_class_id;
this.txttopic_name.Text = model.topic_name;
this.txttopic_note.Text = model.topic_note;
this.ddlStat.Text = model.topic_stat.ToString();
this.txttopic_num.Text = model.topic_num.ToString();
}
public void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (this.txttopic_name.Text.Trim().Length == 0)
{
strErr += "论文题目不能为空！\\n";
}
if (!PageValidate.IsNumber(txttopic_num.Text))
{
strErr += "可选人数格式错误！\\n";
}
if (strErr != "")
{
BLL.Utils.ShowMessage(this, strErr);
return;
}
string topic_class_id = this.txtstudent_class_id.Text;
string topic_name = this.txttopic_name.Text;
string topic_note = this.txttopic_note.Text;
int topic_stat = int.Parse(this.ddlStat.Text);
/// 判断是否为违规操作
if (topic_stat != 0 && topic_stat != 9)
{
BLL.Utils.ShowMessage(this, "请勿尝试注入！您已被注销！");
BLL.Utils.Log(this, "非法修改出题状态！题目UUID:" + Request.Params["topic_id"]);
Response.End();
}
int topic_num = int.Parse(this.txttopic_num.Text);
Topicsys.BLL.t_topic bll = new Topicsys.BLL.t_topic();
Topicsys.Model.t_topic model = bll.GetModel(Request.Params["topic_id"]);
model.topic_class_id = topic_class_id;
model.topic_name = topic_name;
model.topic_note = topic_note;
model.topic_stat = topic_stat;
model.topic_num = topic_num;
/// 写入日志
BLL.Utils.Log(this, "修改出题:" + model.topic_id);
BLL.Utils.ShowMessage(this, bll.Update(model)? "保存成功！":"发生错误！");
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Topicsys.Model.t_topic model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update t_topic set ");
strSql.Append("topic_teacher_gh=@topic_teacher_gh,");
strSql.Append("topic_class_id=@topic_class_id,");
strSql.Append("topic_name=@topic_name,");
strSql.Append("topic_note=@topic_note,");
strSql.Append("topic_stat=@topic_stat,");
strSql.Append("topic_num=@topic_num");
strSql.Append("topic_type=@topic_type");
strSql.Append(" where id=@id");
MySqlParameter[] parameters =
{
new MySqlParameter("@topic_teacher_gh", MySqlDbType.VarChar, 20),
new MySqlParameter("@topic_class_id", MySqlDbType.VarChar, 40),
new MySqlParameter("@topic_name", MySqlDbType.VarChar, 64),
new MySqlParameter("@topic_note", MySqlDbType.VarChar, 255),
new MySqlParameter("@topic_stat", MySqlDbType.Int32, 1),
new MySqlParameter("@topic_num", MySqlDbType.Int32, 3),
new MySqlParameter("@topic_type", MySqlDbType.Int32, 1),
new MySqlParameter("@id", MySqlDbType.Int32, 11)
};
parameters[0].Value = model.topic_teacher_gh;
parameters[1].Value = model.topic_class_id;
parameters[2].Value = model.topic_name;
parameters[3].Value = model.topic_note;
parameters[4].Value = model.topic_stat;
parameters[5].Value = model.topic_num;
parameters[6].Value = model.topic_type;
parameters[7].Value = model.id;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
protected void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (this.txtstudent_class_id.Text.Trim().Length == 0)
{
strErr += "可选班级不能为空！\\n";
}
if (this.txttopic_name.Text.Trim().Length == 0)
{
strErr += "论文题目不能为空！\\n";
}
if (!PageValidate.IsNumber(txttopic_num.Text))
{
strErr += "可选人数上限格式错误！\\n";
}
if (strErr != "")
{
BLL.Utils.ShowMessage(this, strErr);
return;
}
string topic_teacher_gh = Session["login_name"].ToString();
string topic_name = this.txttopic_name.Text;
string topic_note = this.txttopic_note.Text;
int topic_num = int.Parse(this.txttopic_num.Text);
if (topic_num > 200)
{
BLL.Utils.ShowMessage(this, "可选人数上限超过200！");
}
Topicsys.Model.t_topic model = new Topicsys.Model.t_topic();
model.topic_teacher_gh = topic_teacher_gh;
model.topic_name = topic_name;
model.topic_note = topic_note;
model.topic_num = topic_num;
model.topic_class_id = txtstudent_class_id.SelectedValue;
Topicsys.BLL.t_topic bll = new Topicsys.BLL.t_topic();
/// 写入日志
BLL.Utils.Log(this, "添加出题:" + topic_name);
BLL.Utils.ShowMessage(this, bll.Add(model));
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Topicsys.Model.t_topic DataRowToModel(DataRow row)
{
Topicsys.Model.t_topic model = new Topicsys.Model.t_topic();
if (row != null)
{
if (row["id"] != null && row["id"].ToString() != "")
{
model.id = int.Parse(row["id"].ToString());
}
if (row["topic_id"] != null)
{
model.topic_id = row["topic_id"].ToString();
}
if (row["topic_teacher_gh"] != null)
{
model.topic_teacher_gh = row["topic_teacher_gh"].ToString();
}
if (row["topic_class_id"] != null)
{
model.topic_class_id = row["topic_class_id"].ToString();
}
if (row["topic_name"] != null)
{
model.topic_name = row["topic_name"].ToString();
}
if (row["topic_note"] != null)
{
model.topic_note = row["topic_note"].ToString();
}
if (row["topic_stat"] != null && row["topic_stat"].ToString() != "")
{
model.topic_stat = int.Parse(row["topic_stat"].ToString());
}
if (row["topic_num"] != null && row["topic_num"].ToString() != "")
{
model.topic_num = int.Parse(row["topic_num"].ToString());
}
model.topic_type = int.Parse(row["topic_type"].ToString());
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(Topicsys.Model.t_topic model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into t_topic(");
strSql.Append("topic_id,topic_teacher_gh,topic_class_id,topic_name,topic_note,topic_stat,topic_num)");
strSql.Append(" values (");
strSql.Append("@topic_id,@topic_teacher_gh,@topic_class_id,@topic_name,@topic_note,@topic_stat,@topic_num)");
MySqlParameter[] parameters =
{
new MySqlParameter("@topic_id", MySqlDbType.VarChar, 40),
new MySqlParameter("@topic_teacher_gh", MySqlDbType.VarChar, 20),
new MySqlParameter("@topic_class_id", MySqlDbType.VarChar, 40),
new MySqlParameter("@topic_name", MySqlDbType.VarChar, 64),
new MySqlParameter("@topic_note", MySqlDbType.VarChar, 255),
new MySqlParameter("@topic_stat", MySqlDbType.Int32, 1),
new MySqlParameter("@topic_num", MySqlDbType.Int32, 3),
new MySqlParameter("@topic_type", MySqlDbType.Int32, 1)
};
parameters[0].Value = model.topic_id;
parameters[1].Value = model.topic_teacher_gh;
parameters[2].Value = model.topic_class_id;
parameters[3].Value = model.topic_name;
parameters[4].Value = model.topic_note;
parameters[5].Value = model.topic_stat;
parameters[6].Value = model.topic_num;
parameters[7].Value = model.topic_type;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Topicsys.Model.t_topic GetModel(string id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select id,topic_id,topic_teacher_gh,topic_class_id,topic_name,topic_note,topic_stat,topic_num from t_topic ");
strSql.Append(" where topic_id=@id");
MySqlParameter[] parameters =
{
new MySqlParameter("@id", MySqlDbType.VarChar)
};
parameters[0].Value = id;
Topicsys.Model.t_topic model = new Topicsys.Model.t_topic();
DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
