public int SaveFile(SFile f)
{
string sql = "insert into userfile(fname,fcontent,fcno,funo) values('" + f.Fname + "','" + f.Fcontent
+ "','" + f.Fcno + "','" + f.Funo + "')";
return(SQLOperate.ExecuteSql(sql));
}
public int UpdateInfo(User u)
{
string sql = "update wdjuser set upass='******',unikename='" + u.Unikename + "'";
return(SQLOperate.ExecuteSql(sql));
}
public MyFile SFileToMyFile(SFile sf, string username)
{
string sql = "select * from cate where cno = '" + sf.Fcno + "'";
string cateName = SQLOperate.QueryTable(sql).Rows[0][2].ToString().Trim();
MyFile mf = new MyFile();
mf.Path = "D:\\WdjNote\\" + username + "\\" + cateName;
mf.Name = sf.Fname.Trim() + ".txt";
mf.Content = sf.Fcontent.Trim();
return(mf);
}
public User FindUserByUsername(string name)
{
string sql = "select * from wdjuser where uname = '" + name + "'";
DataTable dt = SQLOperate.QueryTable(sql);
User u = null;
if (dt.Rows.Count > 0)
{
u = new User(Convert.ToInt32(dt.Rows[0][0].ToString()),
dt.Rows[0][1].ToString(), dt.Rows[0][3].ToString());
u.Upass = dt.Rows[0][2].ToString();
}
return(u);
}
public List <Category> GetCategory(int uno)
{
string sql = "select * from cate where cuno = " + uno;
DataTable dt = SQLOperate.QueryTable(sql);
List <Category> clist = new List <Category>();
for (int i = 0; i < dt.Rows.Count; i++)
{
Category c = new Category(Convert.ToInt32(dt.Rows[i][0].ToString()),
Convert.ToInt32(dt.Rows[i][1].ToString()),
dt.Rows[i][2].ToString().Trim());
clist.Add(c);
}
return(clist);
}
public SFile OpenFile(int fno)
{
string sql = "select * from userfile where fno = " + fno;
DataTable dt = SQLOperate.QueryTable(sql);
SFile sf = null;
if (dt.Rows.Count > 0)
{
sf = new SFile(Convert.ToInt32(dt.Rows[0][0].ToString()),
dt.Rows[0][1].ToString().Trim(), dt.Rows[0][2].ToString().Trim(),
Convert.ToInt32(dt.Rows[0][3].ToString()),
Convert.ToInt32(dt.Rows[0][4].ToString()));
}
return(sf);
}
public List <SFile> ReadFileByCno(int cno, int uno)
{
string sql = "select * from userfile where fcno='" + cno + "'and funo='" + uno + "'";
DataTable dt = SQLOperate.QueryTable(sql);
List <SFile> sfList = new List <SFile>();
for (int i = 0; i < dt.Rows.Count; i++)
{
SFile sf = new SFile(Convert.ToInt32(dt.Rows[i][0].ToString()),
dt.Rows[i][1].ToString().Trim(), dt.Rows[i][2].ToString().Trim(),
Convert.ToInt32(dt.Rows[i][3].ToString()),
Convert.ToInt32(dt.Rows[i][4].ToString()));
sfList.Add(sf);
}
return(sfList);
}
public User Regist(string username, string password, string nickname)
{
User u = FindUserByUsername(username);
if (u != null)//用户名已被使用
{
return(null);
}
else
{
string sql = "insert into wdjuser(uname,upass,unikename) values('" + username + "','" + password
+ "','" + nickname + "')";
SQLOperate.ExecuteSql(sql);
u = FindUserByUsername(username);
if (u != null)
{
u.Upass = "";
}
return(u);
}
}
public void DeleteCategory(int cno)
{
string sql = "delete cate where cno = " + cno;
SQLOperate.ExecuteSql(sql);
}
public void AddCategory(int uno, string name)
{
string sql = "insert into cate(cuno,cname) values('" + uno + "','" + name + "')";
SQLOperate.ExecuteSql(sql);
}
public int DeleteFile(int fno)
{
string sql = "delete userfile where fno = '" + fno + "'";
return(SQLOperate.ExecuteSql(sql));
}
