void user_OnDataChanging(object sender, DataChangeEventArgs e)//This method check if the update valid
{
try
{
PhoneUser user = (PhoneUser)sender;
if (user == null)
{
return;
}
if (e.DataName == PhoneUserDataNames.UserName)
{
if (!CanAddUserUser(e.NewValue + "", user.UserNumber))
{
e.CancelEdit = true;
}
}
if (e.DataName == PhoneUserDataNames.UserNumber)
{
if (!CanAddUserUser(user.UserName, e.NewValue + ""))
{
e.CancelEdit = true;
}
}
}
catch { }
}
/// <summary>
/// If the item found return
/// Return null if the add user failied
/// </summary>
/// <param name="user"></param>
public PhoneUser AddUser(string UserName, string UserNumber, DateTime RegisterTime, string UserAddress, string UserEmail)
{
try
{
if (IsExistsUser(UserName, UserNumber))
{
LastException = new Exception("Can not add this user becouse of Repeated data");
return(null);
}
if (UserName == "" || UserNumber == "")
{
LastException = new Exception("Can not add this user becouse UserName or UserNumber empty.");
return(null);
}
PhoneUser user = new PhoneUser(UserName, UserNumber, RegisterTime, UserAddress, UserEmail);
user.Id = ++MaxUserId;
if (SaveUser(user))
{
RegisterUserEvents(user);
if (Users != null)
{
Users.Add(user);
}
RiseEvent(OnUserAdded, user);
XmlFile.SaveDocument();
return(user);
}
else
{
return(null);
}
}
catch (Exception ex) { LastException = ex; return(null); }
}
public bool DeleteUser(long userId)
{
try
{
PhoneUser user = GetUserById(userId);
if (user == null)
{
return(false);
}
if (Users != null)//remove user from memory
{
Users.Remove(user);
}
if (!XmlFile.RemoveSection(userId + ""))
{
return(false);
}
else
{
RiseEvent(OnUserRemoved, user);
XmlFile.SaveDocument();
return(true);
}
}
catch (Exception ex) { LastException = ex; return(false); }
}
/// <summary>
/// Get the first user has this userNumber
/// </summary>
/// <param name="userNumber"></param>
/// <returns></returns>
public PhoneUser GetUser(string userNumber)
{
try
{
PhoneUser user = PhoneBook.Instance.SearchOneUser(u => u.UserNumber.ToLower() == userNumber.ToLower());
return(user);
}
catch { return(null); }
}
public bool IsExistsUser(string userName, string userNumber)
{
try
{
PhoneUser user = PhoneBook.Instance.SearchOneUser(u => (u.UserName.ToLower() == userName.ToLower()) &&
(u.UserNumber.ToLower() == userNumber.ToLower())
);
return(user != null);
}
catch { return(false); }
}
/// <summary>
/// Save this user to xml file
/// </summary>
/// <param name="user"></param>
/// <returns></returns>
private bool SaveUser(PhoneUser user)
{
try
{
string section = user.Id + "";
XmlFile.SetValue(section, PhoneUserDataNames.UserName, user.UserName);
XmlFile.SetValue(section, PhoneUserDataNames.UserNumber, user.UserNumber);
XmlFile.SetValue(section, PhoneUserDataNames.UserAddress, user.UserAddress);
XmlFile.SetValue(section, PhoneUserDataNames.UserEmail, user.UserEmail);
XmlFile.SetValue(section, PhoneUserDataNames.RegisterTime, user.RegisterTime.ToBinary() + "");
return(true);
}
catch (Exception ex) { LastException = ex; return(false); }
}
private PhoneUser GetRecord(string section)
{
try
{
Dictionary <string, string> data = XmlFile.GetEntryValues(section);
PhoneUser user = new PhoneUser();
user.UserName = data[PhoneUserDataNames.UserName];
user.UserNumber = data[PhoneUserDataNames.UserNumber];
user.UserAddress = data[PhoneUserDataNames.UserAddress];
user.UserEmail = data[PhoneUserDataNames.UserEmail];
user.RegisterTime = DateTime.FromBinary(long.Parse(data[PhoneUserDataNames.RegisterTime]));
return(user);
}
catch { return(null); }
}
/// <summary>
/// Search users and get userName if user found or return the user number
/// </summary>
/// <param name="userNumber"></param>
/// <returns></returns>
public string GetUserNameOrNumber(string userNumber)
{
try
{
PhoneUser user = GetUser(userNumber);
if (user == null)
{
return(userNumber);
}
else
{
return(user.UserName);
}
}
catch { return(""); }
}
private void user_OnDataChanged(object sender, DataChangeEventArgs e)
{
try
{
PhoneUser user = (PhoneUser)sender;
if (user == null)
{
return;
}
RiseEvent(OnUserEdited, sender, e);
string section = user.Id + "";
string newValue = e.NewValue is DateTime ? ((DateTime)e.NewValue).ToBinary() + "" : e.NewValue + "";
XmlFile.SetValue(section, e.DataName, newValue);
XmlFile.SaveDocument();
}
catch { }
}
private void LoadRecords()
{
Users = new List <PhoneUser>();
List <string> sections = XmlFile.GetSectionNames();
foreach (string section in sections)
{
PhoneUser user = GetRecord(section);
if (user == null)
{
continue;
}
user.Id = long.Parse(section);
if (user.Id > MaxUserId)
{
MaxUserId = user.Id;
}
RegisterUserEvents(user);
Users.Add(user);
}
// Users.Sort(PhoneUserComparer.Instance);
}
public void DeleteUser(long[] userIds)
{
try
{
foreach (long userId in userIds)
{
PhoneUser user = GetUserById(userId);
if (user == null)
{
continue;
}
if (Users != null)//remove user from memory
{
Users.Remove(user);
}
if (XmlFile.RemoveSection(userId + ""))
{
RiseEvent(OnUserRemoved, user);
}
}
XmlFile.SaveDocument();
}
catch (Exception ex) { LastException = ex; }
}
private void RegisterUserEvents(PhoneUser user)
{
user.OnDataChanged += new SIPProvider.SIPCore.DataChanged(user_OnDataChanged);
user.OnDataChanging += new DataChanged(user_OnDataChanging);
}