/// <summary>
/// ������ҵ�ļ���Id�õ���ҵ�ļ��Ķ���
/// </summary>
/// <param name="iAssignmentFileID">��ҵ�ļ���Id</param>
/// <returns>��ҵ�ļ��Ķ���</returns>
public AssignmentFileInfo GetAssignmentFileById(int iAssignmentFileId)
{
SqlParameter param = new SqlParameter("@assmtFileID", iAssignmentFileId);
AssignmentFileInfo assignmentFile = new AssignmentFileInfo();
using (SqlDataReader dr = SQLHelper.ExecuteReader(SQLHelper.ConnectionStringSTEduSys,
CommandType.StoredProcedure, "SP_GetAssmtFileByID", param))
{
if (dr.Read())
{
assignmentFile.IAssignmentFileId = dr.GetInt32(0);
assignmentFile.StrFileName = dr.GetString(1);
assignmentFile.StrFileTrueName = dr.GetString(2);
assignmentFile.DtSubmitTime = dr.GetDateTime(3);
assignmentFile.StrFileURL = dr.GetString(4);
assignmentFile.IGroupId = dr.GetInt32(5);
assignmentFile.IAssignmentId = dr.GetInt32(6);
}
}
return assignmentFile;
}
/// <summary>
/// (未上传则)上传作业/(已上传则)重新上传作业
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void btnUp_Click(object sender, EventArgs e)
{
this.lbtUp.Enabled = false;
this.btSubmit.Enabled = false;
//贡献分
DataTable member = new Search().GetMenbersByGroupId(Convert.ToInt32(HiddenField2.Value));
List<int> members = new List<int>();
List<int> scores = new List<int>();
int sumScore = 0;
for (int i = 0; i < member.Rows.Count; i++)
{
members.Add(Convert.ToInt32(member.Rows[i]["ID"]));
string score = ((TextBox)StuScores.Controls[i].Controls[1]).Text;
if (score == "")
{
Page.ClientScript.RegisterStartupScript(this.GetType(), "Alert",
"<script>alert('成员贡献分不可为空！')</script>");
return;
}
scores.Add(Convert.ToInt32(score));
sumScore += scores[i];
}
if (sumScore > 100)
{
Page.ClientScript.RegisterStartupScript(this.GetType(), "Alert",
"<script>alert('成员贡献分之和超出100！')</script>");
return;
}
else if (sumScore < 100)
{
Page.ClientScript.RegisterStartupScript(this.GetType(), "Alert",
"<script>alert('成员贡献分之和不足100！')</script>");
return;
}
bool fileIsValid = false;
//如果确认了上传文件，则判断文件类型是否符合要求
if (this.InputFile1.HasFile)
{
//获取上传文件的后缀
String fileExtension = System.IO.Path.GetExtension(this.InputFile1.FileName).ToLower();
String[] restrictExtension = { ".rar", ".zip" };
//判断文件类型是否符合要求
for (int i = 0; i < restrictExtension.Length; i++)
{
if (fileExtension == restrictExtension[i])
{
fileIsValid = true;
}
}
////////////////////////////////////////////////////////////
/////可以增加一条,时间过期,不准再上传文件
////其实这样子写数据库操作很不规范，真正的三层架构是不许这样子写的，
////但是时间原因和编码人员的习惯问题导致，希望后续人员能够改进
////////////////////////////////////////////////////////////
//连接数据库
SqlConnection sqlCon = CC.GetConnection();
//定义SQL语句
int assmtID = Convert.ToInt32(HiddenField1.Value);
string SqlStr = "select * from Assignment where ID=" + assmtID;
//实例化SqlDataAdapter对象
SqlDataAdapter da = new SqlDataAdapter(SqlStr, sqlCon);
//实例化数据集DataSet
DataSet ds = new DataSet();
da.Fill(ds, "GroupAssmtInfo");
DateTime deadline = Convert.ToDateTime(ds.Tables["GroupAssmtInfo"].Rows[0][4]);
DateTime time = DateTime.Now;
sqlCon.Close();
//连接数据库
SqlConnection sqlCon1 = CC.GetConnection();
//定义SQL语句
//int assmtID = Convert.ToInt32(HiddenField1.Value);
int grpID = Convert.ToInt32(HiddenField2.Value);
string SqlStr1 = "select * from Assignment_Group where assignmentID=" + assmtID + " and groupID=" + grpID;
//实例化SqlDataAdapter对象
SqlDataAdapter da1 = new SqlDataAdapter(SqlStr1, sqlCon1);
//实例化数据集DataSet
DataSet ds1 = new DataSet();
da1.Fill(ds1, "AssmtFile");
bool n = ds1.Tables["AssmtFile"].Rows[0][7] == DBNull.Value ? false : true;
sqlCon1.Close();
if (time < deadline)
{
//如果文件类型符合要求,调用moveto方法实现上传,并显示相关信息;在此处修改贡献分
if (fileIsValid == true)
{
if (new Student().AttributeScores(members, scores, Convert.ToInt32(HiddenField1.Value), Convert.ToInt32(HiddenField2.Value)))
{
try
{
//胡媛媛修改，上传大文件到服务器，2010-3-11，修改作业上传的位置，2010-6-11
string FilePath = Server.MapPath("..//") + "SiteFile" + "\\" + "homework";
// this.FileUpload1.SaveAs(FilePath + "//" + FileUpload1.FileName);
string SaveFileName = FilePath + "\\" + InputFile1.FileName;
// this.InputFile1.MoveTo(SaveFileName, Brettle.Web.NeatUpload.MoveToOptions.Overwrite);
//胡媛媛修改，上传大文件到服务器，2010-3-11，修改作业上传的位置，2010-6-11
/////////////////////////////////////////////////////////////////////////////
/////////////向数据库里相关表里插入一条记录并改变其他表相关字段的值
////////////////////////////////////////////////////////////////////////////
if (false == n)//n=1的时候是第一次上传文件
{
bool success = false;
AssignmentFile afile = new AssignmentFile();
AssignmentFileInfo afileInfo = new AssignmentFileInfo();
afileInfo.StrFileName = InputFile1.FileName;
afileInfo.StrFileTrueName = "[" + new AssignmentFile().GetAutoId() + "]" + InputFile1.FileName;
afileInfo.StrFileURL = FilePath + "\\" + afileInfo.StrFileTrueName;
afileInfo.IAssignmentId = Convert.ToInt32(HiddenField1.Value);
afileInfo.IGroupId = Convert.ToInt32(HiddenField2.Value);
afileInfo.DtSubmitTime = DateTime.Now;
//上传文件的函数，想数据库中添加
success = afile.UploadAssignmentFile(afileInfo);
if (true == success)
{
//胡媛媛修改，调整文件保存的位置，使其先删除后保存，2010-6-4
this.InputFile1.MoveTo(afileInfo.StrFileURL, Brettle.Web.NeatUpload.MoveToOptions.Overwrite);
//胡媛媛修改，调整文件保存的位置，使其先删除后保存，2010-6-4
this.Label1.Text = "上传成功！";
Page.ClientScript.RegisterStartupScript(this.GetType(), "Alert",
"<script>alert('上传成功！');location=location;</script>");
n = true;
return;
}
else
{
//回滚
string myupdate = "delete Assignment_Group where assignmentID='" + assmtID + "'and groupID=' " + grpID + "'";
sqlCon1.Open();
SqlCommand mycmd = new SqlCommand(myupdate, sqlCon1);
mycmd.ExecuteNonQuery();
sqlCon1.Close();
this.Label1.Text = "上传失败！";
}
}
else
{
//重新上传
//胡媛媛添加，获取原来上传的文件ID，2010-03-03
int assmfileid = Convert.ToInt32(ds1.Tables["AssmtFile"].Rows[0][0]);
//胡媛媛添加，获取原来上传的文件ID，2010-03-03
bool success = false;
AssignmentFile afile = new AssignmentFile();
AssignmentFileInfo afileInfo = new AssignmentFileInfo();
afileInfo.StrFileName = InputFile1.FileName;
afileInfo.StrFileTrueName = "[" + new AssignmentFile().GetAutoId() + "]" + InputFile1.FileName;
afileInfo.StrFileURL = FilePath + "\\" + afileInfo.StrFileTrueName;
afileInfo.IAssignmentId = Convert.ToInt32(HiddenField1.Value);
afileInfo.IGroupId = Convert.ToInt32(HiddenField2.Value);
afileInfo.DtSubmitTime = DateTime.Now;
//胡媛媛添加，得到原来上传的文件Id，2010-03-03
afileInfo.IAssignmentFileId = assmfileid;
//胡媛媛添加，得到原来上传的文件Id，2010-03-03
success = afile.ReuploadAssignmentFile(afileInfo);
if (true == success)
{
//胡媛媛修改，调整文件保存的位置，使其先删除后保存，2010-6-4
this.InputFile1.MoveTo(afileInfo.StrFileURL, Brettle.Web.NeatUpload.MoveToOptions.Overwrite);
//胡媛媛修改，调整文件保存的位置，使其先删除后保存，2010-6-4
this.Label1.Text = "上传成功！";
Page.ClientScript.RegisterStartupScript(this.GetType(), "Alert",
"<script>alert('上传成功！');location=location;</script>");
n = true;
//Response.AddHeader("Refresh", "0");
return;
}
else
{
this.Label1.Text = "上传失败！";
n = true;
}
}
}
catch
{
this.Label1.Text = "文件上传不成功！";
}
}
else
{
this.Label1.Text = "服务器繁忙，请稍后再试!";
}
}
else
{
this.Label1.Text = "只能是.zip或.rar文件";
}
}
else
{
this.Label1.Text = "超过作业要求上传最后期限，不能上传！";
}
}
else
{
this.Label1.Text = "未选择需上传的文件";
}
}
/// <summary>
/// �ϴ���ҵʱ�����ҵ�ļ�
/// </summary>
/// <param name="mAssignmentFile">����ӵ���ҵ�ļ���������Ӧ�����ļ��������Id,��ҵ��Id,
/// ϵͳ�Զ������ļ��ϴ�ʱ��Ϊ��ǰʱ��</param>
/// <returns>����Ƿ�ɹ�����ɹ���true,����false</returns>
public bool UploadAssignmentFile(AssignmentFileInfo mAssignmentFile)
{
SqlParameter[] parms = {
new SqlParameter("@fileName",mAssignmentFile.StrFileName),
new SqlParameter("@fileTrueName",mAssignmentFile.StrFileTrueName),
new SqlParameter("@submitTime",DateTime.Now),
new SqlParameter("@fileURL",mAssignmentFile.StrFileURL),
new SqlParameter("@groupID",mAssignmentFile.IGroupId),
new SqlParameter("@assmtID",mAssignmentFile.IAssignmentId)
};
bool isSuccess = false;
int affectedRows = SQLHelper.ExecuteNonQuery(SQLHelper.ConnectionStringSTEduSys,
CommandType.StoredProcedure, "SP_AddAssignmentFile", parms);
if (affectedRows > 0)
{
isSuccess = true;
}
return isSuccess;
}
/// <summary>
/// ������ҵ�ļ�����Ϣ(�������ϴ�)
/// </summary>
/// <param name="mAssignmentFile">�����µ���ҵ�ļ�����,����Ӧ������ҵ�ļ���Id���µ��ļ���,
/// ϵͳ�Զ������ļ��ϴ�ʱ��Ϊ��ǰʱ��</param>
/// <returns>�����Ƿ�ɹ�,��ɹ���true,����false</returns>
public bool ReuploadAssignmentFile(AssignmentFileInfo mAssignmentFile)
{
SqlParameter[] parms = {
new SqlParameter("@assmtFileID",mAssignmentFile.IAssignmentFileId),
new SqlParameter("@fileName",mAssignmentFile.StrFileName),
new SqlParameter("@fileTrueName",mAssignmentFile.StrFileTrueName),
new SqlParameter("@submitTime",DateTime.Now),
///��������ӣ�����һ������fileurl,2010-03-03
new SqlParameter("@fileurl",mAssignmentFile.StrFileURL),
};
bool isSuccess = false;
int affectedRows = SQLHelper.ExecuteNonQuery(SQLHelper.ConnectionStringSTEduSys,
CommandType.StoredProcedure, "SP_EditAssignmentFile", parms);
if (affectedRows > 0)
{
isSuccess = true;
}
return isSuccess;
}