public static SettingDTO GetSettings(int userId)
{
ChatLocoContext DbContext = new ChatLocoContext();
SettingDTO settings = DbContext.Settings.Where(s => s.UserId == userId).FirstOrDefault();
return(settings);
}
public static bool DoesUserExist(int id)
{
ChatLocoContext DbContext = new ChatLocoContext();
UserDTO user = DbContext.Users.FirstOrDefault(u => u.Id == id);
return(user != null);
}
public static List <ErrorModel> makeUserAdmin(string uName)
{
List <ErrorModel> errors = new List <ErrorModel>();
ChatLocoContext db = new ChatLocoContext();
UserDTO user = db.Users.FirstOrDefault(u => u.Username == uName);
//If user does not exist or they are an admin, fail. Otherwise make the user an admin.
if (user == null)
{
errors.Add(new ErrorModel("User " + uName + " does not exist."));
return(errors);
}
if (user.Role == RoleLevel.Admin)
{
errors.Add(new ErrorModel("User " + uName + " is already an administrator."));
return(errors);
}
if (user.Role == RoleLevel.Blocked)
{
errors.Add(new ErrorModel("User " + uName + " is currently blocked."));
}
user.Role = RoleLevel.Admin;
db.SaveChanges();
return(errors);
}
public static SettingDTO CreateSettings(int userId, string defaulthandle, string email)
{
ChatLocoContext DbContext = new ChatLocoContext();
try
{
SettingDTO setting = new SettingDTO()
{
UserId = userId,
DefaultHandle = defaulthandle,
Email = email
};
//add it to the table and commit the changes
DbContext.Settings.Add(setting);
DbContext.SaveChanges();
SettingsCache.Add(setting.Id, setting);
return(setting);
}
catch (Exception e)
{
return(null);
}
}
public static List <ErrorModel> RemoveUser(RemoveUserRequestModel request)
{
List <ErrorModel> errors = new List <ErrorModel>();
if (!DoesUserExist(request.Username))
{
errors.Add(new ErrorModel("user.no.exist"));
return(errors);
}
ChatLocoContext db = new ChatLocoContext();
UserDTO user = db.Users.FirstOrDefault(u => u.Username == request.Username);
if (user == null)
{
errors.Add(new ErrorModel("system.database.error"));
return(errors);
}
SettingDTO settings = db.Settings.FirstOrDefault(s => s.UserId == user.Id);
if (settings != null)
{
db.Settings.Remove(settings);
}
db.Users.Remove(user);
db.SaveChanges();
return(errors);
}
public static bool DoesUserExist(string username)
{
ChatLocoContext db = new ChatLocoContext();
UserDTO user = db.Users.FirstOrDefault(u => u.Username == username);
return(user != null);
}
public static List <MessageDTO> GetRecentChatroomMessages(int chatroomId, int amount)
{
var messages = new List <MessageDTO>();
ChatLocoContext DbContext = new ChatLocoContext();
var results = DbContext.Messages.Where(m => m.ChatroomId == chatroomId && m.DateCreated != null).OrderBy(m => m.DateCreated).Take(amount);
messages.AddRange(results);
return(messages);
}
public static List <ErrorModel> MakeActivated(int uid)
{
var errors = new List <ErrorModel>();
ChatLocoContext db = new ChatLocoContext();
UserDTO user = db.Users.FirstOrDefault(u => u.Id == uid);
user.IsActivated = true;
db.SaveChanges();
return(errors);
}
public static LoginResponseModel GetLoginResponseModel(LoginRequestModel request)
{
var response = new LoginResponseModel();
string passwordHash = SecurityService.GetStringSha256Hash(request.Password);
var user = GetUser(request.Username);
if (user == null)
{
response.LoginErrors.Add(new ErrorModel("Username not found."));
return(response);
}
if (user.Role == RoleLevel.Blocked)
{
response.LoginErrors.Add(new ErrorModel("This account has been blocked.<br />Please reach out to us via our contact page if you want to be unblocked."));
return(response);
}
if (!passwordHash.Equals(user.PasswordHash, StringComparison.Ordinal))
{
response.LoginErrors.Add(new ErrorModel("Incorrect password."));
return(response);
}
var db = new ChatLocoContext();
user.LastLoginDate = DateTime.Now;
db.SaveChanges();
//var userModel = Mapper.Map<UserDTO, UserModel>(user);
var userModel = new UserModel()
{
Id = user.Id,
Username = user.Username,
Role = user.Role,
IsActivated = user.IsActivated
};
var userSettings = SettingService.GetSettings(userModel.Id);
userModel.Settings = new UserSettingsModel()
{
DefaultHandle = userSettings.DefaultHandle,
Email = userSettings.Email
};
response.User = userModel;
return(response);
}
public static UserInfoResponseModel GetUserInfoResponseModel(UserInfoRequestModel request)
{
var response = new UserInfoResponseModel();
var userSettings = SettingService.GetSettings(request.Id);
ChatLocoContext DbContext = new ChatLocoContext();
UserDTO user = DbContext.Users.FirstOrDefault(u => u.Id == request.Id);
response.DefaultHandle = userSettings.DefaultHandle;
response.Username = user.Username;
response.Email = userSettings.Email;
return(response);
}
public static List <ErrorModel> CreateUser(string username, string email, string password)
{
List <ErrorModel> errors = new List <ErrorModel>();
if (DoesUserExist(username))
{
errors.Add(new ErrorModel("Username already exists."));
return(errors);
}
ChatLocoContext db = new ChatLocoContext();
if (db.Settings.FirstOrDefault(s => s.Email == email) != null)
{
errors.Add(new ErrorModel("Email already in use."));
return(errors);
}
string passwordHash = SecurityService.GetStringSha256Hash(password);
UserDTO user = new UserDTO()
{
JoinDate = DateTime.Now,
LastLoginDate = null,
PasswordHash = passwordHash,
Username = username,
Role = RoleLevel.User,
IsActivated = true
};
db.Users.Add(user);
db.SaveChanges();
//var l = SendMailService.sendCreationCode(email, user.Id);
SettingDTO settings = SettingService.CreateSettings(user.Id, user.Username, email);//the default handle is the users username
if (settings == null)
{
//somehow failed to create user settings
errors.Add(new ErrorModel("Failure to create User Setting!."));
return(errors);
}
return(errors);
}
public static MessageDTO GetMessage(int messageId)
{
System.Diagnostics.Debug.WriteLine("getting meesages");
ChatLocoContext DbContext = new ChatLocoContext();
try
{
return(MessageCache[messageId]); //if it exists in the cache return it
}
catch (Exception e) //if it doesnt exist grab it from the database
{
MessageDTO message = DbContext.Messages.FirstOrDefault(msg => msg.Id == messageId);
if (message != null)
{
MessageCache.Add(message.Id, message);
}
return(message);
}
}
public static List <ErrorModel> unblockUser(string uName)
{
List <ErrorModel> errors = new List <ErrorModel>();
ChatLocoContext db = new ChatLocoContext();
UserDTO user = db.Users.FirstOrDefault(u => u.Username == uName);
if (user == null)
{
errors.Add(new ErrorModel("User " + uName + " does not exist."));
return(errors);
}
if (user.Role != RoleLevel.Blocked)
{
errors.Add(new ErrorModel("User is not currently blocked."));
return(errors);
}
user.Role = RoleLevel.User;
db.SaveChanges();
return(errors);
}
private void CreateAdminIfNotExist()
{
ChatLocoContext DbContext = new ChatLocoContext();
//if no admin exists then make the default one.
if (DbContext.Users.FirstOrDefault(u => u.Role == RoleLevel.Admin) == null)
{
UserDTO adminUser = new UserDTO()
{
JoinDate = DateTime.Now,
LastLoginDate = null,
PasswordHash = SecurityService.GetStringSha256Hash("Admin"),
Username = "******",
Role = RoleLevel.Admin
};
DbContext.Users.Add(adminUser);
DbContext.SaveChanges();
SettingDTO settings = SettingService.CreateSettings(adminUser.Id, adminUser.Username, "*****@*****.**");
}
}
public static UpdateSettingsResponseModel UpdateSettings(UpdateSettingsRequestModel request)
{
var response = new UpdateSettingsResponseModel();
var user = UserService.GetUser(request.Username);
if (user == null)
{
response.SettingsErrors.Add(new ErrorModel("Username not found."));
return(response);
}
//database connection
var db = new ChatLocoContext();
var updatedSettings = db.Settings.FirstOrDefault(x => x.UserId == user.Id); //get the settings entry from the database
updatedSettings.DefaultHandle = request.Settings.DefaultHandle; //update the users default handle
updatedSettings.Email = request.Settings.Email; //update the users email
db.SaveChanges();
//Construct the UserSettingsResponseModel
var userModel = new UserModel()
{
Id = user.Id,
Username = user.Username
};
userModel.Settings = new UserSettingsModel()
{
DefaultHandle = updatedSettings.DefaultHandle,
Email = updatedSettings.Email
};
response.User = userModel;
return(response);
}
//if chatroomId is -1, means a private chatroom
public static List <MessageDTO> CreateMessages(ComposeMessageRequestModel request, bool isPrivate, string userHandle, int desiredUserId, string desiredUserHandle)
{
var userId = request.UserId;
var chatroomId = isPrivate ? -1 : request.ChatroomId;
var rawMessage = request.Message;
string boldString = request.Bold ? "font-weight:bold;" : "";
string italicString = request.Italic ? "font-style: italic;" : "";
string colorString = desiredUserId == -1 ? "color:" + request.Color + ";" : "color:#0099FF;";
string styleString = string.Format("style=\"word-wrap:break-word; {0} {1} {2} \" ", colorString, boldString, italicString);
ChatLocoContext DbContext = new ChatLocoContext();
try
{
List <MessageDTO> createdMessages = new List <MessageDTO>();
if (desiredUserId == -1)
{
MessageDTO m = new MessageDTO()
{
UserId = userId,
ChatroomId = chatroomId,
RawMessage = rawMessage,
DateCreated = DateTime.Now,
IntendedForUserId = desiredUserId,
Style = styleString
};
string currentTime = m.DateCreated.ToString("MM/dd [h:mm:ss tt]");
string formattedMessage = string.Format("{0} {1}: {2}", currentTime, userHandle, rawMessage);
m.FormattedMessage = formattedMessage;
DbContext.Messages.Add(m);
DbContext.SaveChanges();
MessageCache.Add(m.Id, m);
createdMessages.Add(m);
}
else
{
//Create the private whisper
MessageDTO m = new MessageDTO()
{
UserId = userId,
ChatroomId = chatroomId,
RawMessage = rawMessage,
DateCreated = DateTime.Now,
IntendedForUserId = desiredUserId,
Style = styleString
};
string currentTime = m.DateCreated.ToString("MM/dd [h:mm:ss tt]");
string formattedMessage = string.Format("{0} {1} : {2}", currentTime, "From " + userHandle, rawMessage);
m.FormattedMessage = formattedMessage;
DbContext.Messages.Add(m);
DbContext.SaveChanges();
MessageCache.Add(m.Id, m);
createdMessages.Add(m);
//Create the receipt
MessageDTO m2 = new MessageDTO()
{
UserId = userId,
ChatroomId = chatroomId,
RawMessage = rawMessage,
DateCreated = DateTime.Now,
IntendedForUserId = userId,
Style = styleString
};
string formattedMessage2 = string.Format("{0} {1} : {2}", currentTime, "To " + desiredUserHandle, rawMessage);
m2.FormattedMessage = formattedMessage2;
DbContext.Messages.Add(m2);
DbContext.SaveChanges();
MessageCache.Add(m2.Id, m2);
createdMessages.Add(m2);
}
return(createdMessages);
}
catch (Exception e)
{
return(null);
}
}
public static UserDTO GetUser(int id)
{
ChatLocoContext DbContext = new ChatLocoContext();
return(DbContext.Users.FirstOrDefault(u => u.Id == id));
}
public static UserDTO GetUser(string username)
{
ChatLocoContext DbContext = new ChatLocoContext();
return(DbContext.Users.FirstOrDefault(u => u.Username == username));
}
