public int maxid()
{
DAL.DataBase db = new DAL.DataBase();
string sql = "select max(id) from file";
DataTable dt = db.GetDataset(sql).Tables[0];
db.closeconn();
return (int)dt.Rows[0][0];
}
public string getpath(string title,string type,string uper)
{
DAL.DataBase db=new DAL.DataBase();
string sql;
DataTable dt;
if (uper == "未知")
{
if (type == "未知")
{
sql = "select path from file where title='" + title + "'";
}
else
{
sql = "select path from file where title='" + title + "' and type='" + type + "'";
}
}
else
{
if (type == "未知")
{
sql = "select path from file where title='" + title + "' and uper='" + uper + "'";
}
else
sql = "select path from file where title='" + title + "' and type='" + type + "' and uper='" + uper + "'";
}
dt = db.GetDataset(sql).Tables[0];
if (dt.Rows[0][0] != null)
return (string)dt.Rows[0][0];
else
return "";
}
public DataSet basic()
{
DAL.DataBase db = new DAL.DataBase();
string sql = "select title,type,name,time from file,customer where userid=customer.id";
DataSet ds = db.GetDataset(sql);
db.closeconn();
return ds;
}
public DataTable getbasicfromtype(string type)
{
DAL.DataBase db = new DAL.DataBase();
String sql = "select title,type,name,time from file,customer where userid=customer.id and type='" + type + "'";
DataSet ds = db.GetDataset(sql);
DataTable dt = ds.Tables[0];
db.closeconn();
return dt;
}
public DataSet getbasicformuper(string uper)
{
DAL.DataBase db = new DAL.DataBase();
String sql = "select title,type,name,time from file,customer where userid=customer.id and name='" + uper + "'";
DataSet ds = db.GetDataset(sql);
DataTable dt = ds.Tables[0];
db.closeconn();
return ds;
}
public DataTable Get_Student_Info(string Id)
{
DAL.DataBase dl = new DAL.DataBase();
SqlParameter[] param = new SqlParameter[1];
param[0] = new SqlParameter("@Id", SqlDbType.NVarChar, 50);
param[0].Value = Id;
dl.open();
DataTable dt = new DataTable();
dt = dl.SelectData("Get_Student_Info", param);
return(dt);
}
public DataTable Search_Student(string ID)
{
DAL.DataBase DAl = new DAL.DataBase();
DAl.open();
DataTable dt = new DataTable();
SqlParameter[] param = new SqlParameter[1];
param[0] = new SqlParameter("@ID", SqlDbType.NVarChar, 50);
param[0].Value = ID;
dt = DAl.SelectData("Search_Student", param);
DAl.close();
return(dt);
}
public DataSet getbasicontime(DateTime tt)
{
DAL.DataBase db = new DAL.DataBase();
DateTime t = tt.Date;
DateTime t2 = t.AddDays(1);
string sqltime = "select title,type,name,time from file,customer where userid=customer.id and time>='" + t + "' and time<='" + t2 + "'";
DataSet ds = db.GetDataset(sqltime);
db.closeconn();
return ds;
}
public DataTable Login(string Id, string Password)
{
DAL.DataBase dl = new DAL.DataBase();
SqlParameter[] param = new SqlParameter[2];
param[0] = new SqlParameter("@Id", SqlDbType.NChar, 10);
param[0].Value = Id;
param[1] = new SqlParameter("@Password", SqlDbType.NChar, 10);
param[1].Value = Password;
dl.open();
DataTable dt = new DataTable();
dt = dl.SelectData("SP_LOGIN", param);
return(dt);
}
public DataTable delete_cyber(string Id, bool cyber)
{
DAL.DataBase DAl = new DAL.DataBase();
DAl.open();
DataTable dt = new DataTable();
SqlParameter[] param = new SqlParameter[2];
param[0] = new SqlParameter("@Id", SqlDbType.NVarChar, 50);
param[0].Value = Id;
param[1] = new SqlParameter("@cyber", SqlDbType.Bit);
param[0].Value = cyber;
dt = DAl.SelectData("delete_cyber", param);
DAl.close();
return(dt);
}
public FrmViewSchedule(string user, string pass)
{
InitializeComponent();
DB = new DAL.DataBase();
DB.open();
this.Password = pass;
this.User = user;
LctID = getLectID();
if (LctID == null)
{
MessageBox.Show("ID not found in the system!");
}
else if (LctID != null)
{
loadDataToGrid();
}
}
public Form2()
{
InitializeComponent();
DAL.DataBase db = new DAL.DataBase();
String sql0 = "select distinct type from file";
DataSet ds0 = db.GetDataset(sql0);
ds0.Tables[0].Columns[0].ColumnName = "Type";
//bindingSource2.DataMember = ds0.Tables[0].ToString();
comboBox1.ValueMember = "Type";
comboBox1.DataSource = ds0.Tables[0];
String type = comboBox1.SelectedValue.ToString();
db.closeconn();
}
public void insertfile(int id,string title,string type,DateTime dt,int userid,string path)
{
DAL.DataBase db = new DAL.DataBase();
string sql = "insert into file(id,title,type,time,userid,path) values("+id+",'"+title+"','"+type+"','"+dt+"',"+userid+",'"+path+"')";
db.execute(sql);
db.closeconn();
}
public DataTable showtitle()
{
DAL.DataBase db = new DAL.DataBase();
string sql = "select distinct title from file";
DataTable dt = db.GetDataset(sql).Tables[0];
db.closeconn();
return dt;
}
public DataTable showtype()
{
DAL.DataBase db = new DAL.DataBase();
String sql0 = "select distinct type from file";
DataSet ds0 = db.GetDataset(sql0);
DataTable dt = ds0.Tables[0];
db.closeconn();
return dt;
}
public DataTable showuper()
{
DAL.DataBase db = new DAL.DataBase();
string sql = "select distinct name from customer,file where userid=customer.id";
DataSet ds = db.GetDataset(sql);
DataTable dt = ds.Tables[0];
db.closeconn();
return dt;
}
public DataTable titlerestrictedbytype(string type)
{
DAL.DataBase db = new DAL.DataBase();
string sql = "select distinct title from file where type='" + type + "'";
DataTable dt = db.GetDataset(sql).Tables[0];
db.closeconn();
return dt;
}
public DataTable uperrestrictedbytype(string type)
{
DAL.DataBase db = new DAL.DataBase();
string sql = "select distinct name from file,customer where userid=customer.id and type='"+type+"'";
DataTable dt = db.GetDataset(sql).Tables[0];
db.closeconn();
return dt;
}
