protected void addBtn_Click(object sender, EventArgs e)
{
string classTypeStr = Tools.safeUserInput(classTypeTB.Text.Trim().ToString());
if (classTypeStr.Length < 1)
{
MessageBox.Show(this, "课程类别不能为空！");
return;
}
classtype ClassType = new classtype();
ClassType.name = classTypeStr;
classtypeBLL ClassTypeBLL = new classtypeBLL();
try
{
ClassTypeBLL.Add(ClassType);
}
catch
{
MessageBox.Show(this, "添加失败！");
return;
}
finally
{
}
MessageBox.Show(this, "添加成功！");
GridView1.DataBind();
}
/// <summary>
/// 增加excel数据库
/// </summary>
public int Add(Page page, FileUpload fu)
{
classtypeBLL ClassTypeBLL=new classtypeBLL();
classdetailBLL ClassDetailBLL = new classdetailBLL();
try
{
int i = 0;
if (fu.HasFile == false)
{
MessageBox.Show(page, "请选择您要上传的Excel文件！");
return 0;//当无文件时,返回
}
string IsXls = System.IO.Path.GetExtension(fu.FileName).ToString().ToLower();
if (IsXls != ".xls")
{
MessageBox.Show(page, "只可以上传Excel文件！");
return 0;//当选择的不是Excel文件时,返回
}
string path = page.Server.MapPath("storage/classInput/");
string strpath = fu.PostedFile.FileName.ToString(); //获取Execle文件路径
string filename = "批量课程信息" + System.DateTime.Now.ToString("yyyyMMddHHmmss").Trim() + ".xls"; //从时间获取文件路径
fu.PostedFile.SaveAs(path + filename);
DataSet ds = Tools.ExecleDs(path + filename, filename);
DataRow[] dr = ds.Tables[0].Select(); //定义一个DataRow数组
int rowsnum = ds.Tables[0].Rows.Count;
if (rowsnum == 0)
{
//Response.Write("<script>alert('Excel表为空表,无数据!')</script>");
MessageBox.Show(page, "Excel表为空表,无数据！");//当Excel表为空时,对用户进行提示
return 0;
}
else
{
for (i = 0; i < dr.Length; i++)
{
classdetail ClassDetail = new classdetail();
string name = dr[i]["课程名称"].ToString();
if (name.Length < 1)
{
MessageBox.Show(page, "导入第" + (i + 1).ToString() + "门课程信息失败，课程名称不能为空，请检查数据");
return i;
}
else ClassDetail.name = name;
int classType=0;
try
{
classType = Convert.ToInt32(dr[i]["课程类别"]);
}
catch {
MessageBox.Show(page, "导入第" + (i + 1).ToString() + "门课程信息失败，课程类别必须为数字，请检查数据");
return i;
}
if (!(ClassTypeBLL.Exists(classType.ToString())))
{
MessageBox.Show(page, "导入第" + (i + 1).ToString() + "门课程信息失败，课程类别不存在，请检查数据");
return i;
}
else ClassDetail.type = classType;
ClassDetail.teacher = dr[i]["教师姓名"].ToString();
try
{
ClassDetail.startTime = Convert.ToDateTime(dr[i]["开始时间"]);
}
catch {
MessageBox.Show(page, "导入第" + (i + 1).ToString() + "门课程信息失败，开始时间格式不正确，请确保为“yyyy/mm/dd hh:mm:ss”，请检查数据");
return i;
}
try
{
ClassDetail.endTime = Convert.ToDateTime(dr[i]["结束时间"]);
}
catch
{
MessageBox.Show(page, "导入第" + (i + 1).ToString() + "门课程信息失败，结束时间格式不正确，请确保为“yyyy/mm/dd hh:mm:ss”，请检查数据");
return i;
}
ClassDetail.period = dr[i]["学时"].ToString();
ClassDetail.credit = dr[i]["学分"].ToString();
ClassDetail.location = dr[i]["开课地点"].ToString();
ClassDetail.remark = dr[i]["备注"].ToString();
ClassDetailBLL.Add(ClassDetail);
}
return i ;
}
}
catch { return 0; }
finally { }
}
