public static void T5Transaction()
{
using (var cts = new EfDbContext())
{
using (var transaction = cts.Database.BeginTransaction())
{
try
{
var category = new Category
{
CategoryName = "Clothes"
};
cts.Set <Category>().Add(category);
cts.SaveChanges();
throw new Exception("Custom Exception");
var product = new Product
{
ProductName = "Blue Denim Shirt",
CategoryId = category.CategoryId
};
cts.Set <Product>().Add(product);
cts.SaveChanges();
Console.WriteLine("Cateogry and Product both saved");
transaction.Commit();
}
catch (Exception e)
{
transaction.Rollback();
Console.WriteLine($"Transaction Roll backed due to some exception:{e.Message}");
throw;
}
}
}
}
/// <summary>
/// 客户端和数据库合并获胜
/// </summary>
static void Test3()
{
using (EfDbContext dbContext = new EfDbContext())
using (EfDbContext dbContext2 = new EfDbContext())
{
int id = 1;
var customer = dbContext.Customers.FirstOrDefault(c => c.Id == id);
var customer2 = dbContext2.Customers.FirstOrDefault(c => c.Id == id);
customer.Name = "jim2";
customer.Age = 25;
dbContext.SaveChanges();
try
{
customer2.Name = "tom2";
customer2.Age = 22;
dbContext2.SaveChanges();
}
catch (DbUpdateConcurrencyException ex)
{
// 对于设置了并发控制的属性使用客户端获胜模式
var entry = ex.Entries.Single();
var dbValues = entry.GetDatabaseValues();
var orginalValues = entry.OriginalValues.Clone();
entry.OriginalValues.SetValues(dbValues);
// 没有设置并发控制的属性使用数据库获胜模式
dbValues.PropertyNames.Where(p => !object.Equals(orginalValues[p], dbValues[p]))
.ToList()
.ForEach(p => entry.Property(p).IsModified = false);
dbContext2.SaveChanges();
}
}
}
private void CreateCategories()
{
EfDbContext context = new EfDbContext();
List <string> listCategory = new List <string>
{
"top",
"business",
"entertainment",
"health",
"science",
"sports",
"technology"
};
context.Database.ExecuteSqlCommand("TRUNCATE TABLE [Category]");
context.SaveChanges();
foreach (string category in listCategory)
{
var categoryObj = new Category
{
name = category
};
context.Categories.Add(categoryObj);
context.SaveChanges();
}
}
public ActionResult DeleteOrderPosition(int id)
{
using (var context = new EfDbContext())
{
var orderId = context.OrderPositions.Find(id).OrderId;
context.Entry(context.OrderPositions.Find(id)).State = EntityState.Deleted;
context.SaveChanges();
var order = context.Orders.Find(orderId);
order.OrderPosition = context.OrderPositions.Where(o => o.OrderId == orderId).ToList();
order.OrderValue = 0;
foreach (var element in order.OrderPosition)
{
order.OrderValue += element.Amount * element.PurchasePrice;
}
if (order.OrderValue <= 0)
{
context.Entry(order).State = EntityState.Deleted;
}
else
{
context.Entry(order).State = EntityState.Modified;
}
context.SaveChanges();
}
TempData["message"] = "Udało sie zapisać zmiany";
return(RedirectToAction("Orders"));
}
public ActionResult UpdateDatabase()
{
ResponseNewsAppModels jsonModel = new ResponseNewsAppModels();
List <DisplayArticle> articleList = new List <DisplayArticle>();
List <Category> categoryList = db.Categories.ToList();
foreach (var category in categoryList)
{
string jsonObject = jsonModel.TransportJsonNewsWithApp(category.name);
IEnumerable <NewArticle> listArticle = JsonConvert.DeserializeObject <IEnumerable <NewArticle> >(jsonObject) as IEnumerable <NewArticle>;
foreach (var article in listArticle)
{
displayArticle = new DisplayArticle
{
author = article.newAuthor,
title = article.newTitle,
description = article.newDescription,
url = article.newUrl,
urlToImage = article.newUrlToImage,
publishetAt = article.newPublishetAt,
source = article.newSource.newName,
idCateogry = category.idCategory
};
articleList.Add(displayArticle);
}
}
db.Articles.AddRange(articleList);
db.SaveChanges();
var message = "Zaktualizowano wszystkie artykuły ";
return(RedirectToAction("ControlPanel", new { information = message }));
}
public int AddCategory(Category category)
{
_efDbContext.Categories.Add(category);
var result = _efDbContext.SaveChanges( );
return(result);
}
public IActionResult Post([FromBody] Order order)
{
try
{
//_context.OrderItems.AddRange(order.OrderItem)
_context.Order.Add(order);
_context.SaveChanges();
order.OrderItem.ForEach(x =>
{
x.Order = null;
x.OrderId = order.Id;
});
_context.OrderItems.AddRange(order.OrderItem);
_context.SaveChanges();
return(Ok("Created successfully"));
}
catch (Exception ex)
{
return(BadRequest(ex));
}
}
public int AddProject(Project project)
{
ctx.Set <Project>().Add(project);
ctx.SaveChanges();
int id = project.IdProject;
return(id);
}
public void AddPersone(Persone persone)
{
if (persone != null)
{
context.Add(persone);
context.SaveChanges();
}
}
protected virtual Task <int> InsertOneAsync(User user)
{
return(Task.Run(() =>
{
_efDbContext.Users.Add(user);
return _efDbContext.SaveChanges();
}));
}
public int AddHistoryJob(HistoryJob hj)
{
ctx.Set <HistoryJob>().Add(hj);
ctx.SaveChanges();
int id = hj.IdHistoryJob;
return(id);
}
public GoodsTransition Add(GoodsItemStatus from, GoodsItemStatus to, int goodsItemId)
{
var transition = new GoodsTransition(@from, to, goodsItemId);
_context.GoodsTransitions.Add(transition);
_context.SaveChanges();
return(transition);
}
protected virtual Task <int> UpdateOneAsync(T obj)
{
return(Task.Run(() =>
{
_efDbContext.Update(obj);
return _efDbContext.SaveChanges();
}));
}
public override bool ChangePassword(string username, string oldPassword, string newPassword)
{
if (string.IsNullOrEmpty(username))
{
return(false);
}
if (string.IsNullOrEmpty(oldPassword))
{
return(false);
}
if (string.IsNullOrEmpty(newPassword))
{
return(false);
}
using (EfDbContext Context = new EfDbContext())
{
User User = null;
User = Context.Users.FirstOrDefault(Usr => Usr.Username == username);
if (User == null)
{
return(false);
}
String HashedPassword = User.Password;
Boolean VerificationSucceeded = (HashedPassword != null && Crypto.VerifyHashedPassword(HashedPassword, oldPassword));
if (VerificationSucceeded)
{
User.PasswordFailuresSinceLastSuccess = 0;
}
else
{
int Failures = User.PasswordFailuresSinceLastSuccess;
if (Failures < MaxInvalidPasswordAttempts)
{
User.PasswordFailuresSinceLastSuccess += 1;
User.LastPasswordFailureDate = DateTime.UtcNow;
}
else if (Failures >= MaxInvalidPasswordAttempts)
{
User.LastPasswordFailureDate = DateTime.UtcNow;
User.LastLockoutDate = DateTime.UtcNow;
User.IsLockedOut = true;
}
Context.SaveChanges();
return(false);
}
String NewHashedPassword = Crypto.HashPassword(newPassword);
if (NewHashedPassword.Length > 128)
{
return(false);
}
User.Password = NewHashedPassword;
User.LastPasswordChangedDate = DateTime.UtcNow;
Context.SaveChanges();
return(true);
}
}
public IHttpActionResult Approve(dynamic data)
{
var bid = db.Bids.Find((int)data.bid);
bid.Status = BidStatus.Approved;
bid.Comment = (string)data.comment;
db.SaveChanges();
Task.Run(() => new MailController(db).SendUpload(bid).Deliver());
return(Ok());
}
public ActionResult Edit(Limit limit)
{
if (ModelState.IsValid)
{
db.Entry(limit).State = System.Data.Entity.EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(limit));
}
public IActionResult Create(Game game)
{
if (ModelState.IsValid)
{
_context.Games.Add(game);
_context.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(game));
}
public ActionResult Create([Bind(Include = "ID,Title,ReleaseDate,Genre,Price,Rang")] Brand brand)
{
if (ModelState.IsValid)
{
db.Brand.Add(brand);
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(brand));
}
public ActionResult Create([Bind(Include = "NUmber,str,check,check2")] Test test)
{
if (ModelState.IsValid)
{
db.Test.Add(test);
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(test));
}
public ActionResult Create([Bind(Include = "Id,StartDateTime")] Class @class)
{
if (ModelState.IsValid)
{
db.Classes.Add(@class);
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(@class));
}
public ActionResult Create([Bind(Include = "ClientId,Name,Surname,Address")] Client client)
{
if (ModelState.IsValid)
{
db.Client.Add(client);
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(client));
}
public ActionResult Create([Bind(Include = "seanceId,start,length,movieId,hallId")] Seance seance)
{
if (ModelState.IsValid)
{
db.Seances.Add(seance);
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(seance));
}
public ActionResult Create([Bind(Include = "ID,Title,ReleaseDate,Genre,Price")] Movie movie)
{
if (ModelState.IsValid)
{
db.Movies.Add(movie);
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(movie));
}
public ActionResult Create([Bind(Include = "seanceId,placesCount,placesDict,clientId,amount,paid")] Reservation reservation)
{
if (ModelState.IsValid)
{
db.Reservations.Add(reservation);
db.SaveChanges();
return RedirectToAction("Index");
}
return View(reservation);
}
public ActionResult Create([Bind(Include = "hallId,typ")] Hall hall)
{
if (ModelState.IsValid)
{
db.Hall.Add(hall);
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(hall));
}
public ActionResult Create([Bind(Include = "movieId,title,length")] Movie movie)
{
if (ModelState.IsValid)
{
db.Movie.Add(movie);
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(movie));
}
public ActionResult Create([Bind(Include = "Id,Name")] Course course)
{
if (ModelState.IsValid)
{
db.Courses.Add(course);
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(course));
}
public void AddGroupNews(NewsGroupModel model)
{
_context.GroupNews.Add(new GroupNews()
{
Content = model.Content,
DateOfCreate = DateTime.Now,
GroupId = model.GroupId,
TeacherId = model.TeacherId,
Topic = model.Topic
});
_context.SaveChanges();
}
public ActionResult Create(OrderDetail orderdetail)
{
if (ModelState.IsValid)
{
db.OrderDetails.Add(orderdetail);
db.SaveChanges();
return(RedirectToAction("Index"));
}
ViewBag.OrderId = new SelectList(db.Orders, "OrderId", "OrderId", orderdetail.OrderId);
return(View(orderdetail));
}
public ActionResult Create([Bind(Include = "Id,StudentId,ClassId")] StudentClassesEntity studentClassesEntity)
{
if (ModelState.IsValid)
{
db.ClassesEntities.Add(studentClassesEntity);
db.SaveChanges();
return(RedirectToAction("Index"));
}
ViewBag.ClassId = new SelectList(db.Classes, "Id", "Id", studentClassesEntity.ClassId);
ViewBag.StudentId = new SelectList(db.Students, "Id", "FirstName", studentClassesEntity.StudentId);
return(View(studentClassesEntity));
}
public static void Seed(EfDbContext context, List<Organization> organizations)
{
foreach (var tour in CoverYourBasesTours(organizations))
context.Tours.AddOrUpdate(t => t.Code, tour);
foreach (var tour in CrunchFitnessTours(organizations))
context.Tours.AddOrUpdate(t => t.Code, tour);
foreach (var tour in TheLegendsContinueTours(organizations))
context.Tours.AddOrUpdate(t => t.Code, tour);
foreach (var tour in LetsRallyTours(organizations))
context.Tours.AddOrUpdate(t => t.Code, tour);
foreach (var tour in GetTheDriftTours(organizations))
context.Tours.AddOrUpdate(t => t.Code, tour);
foreach (var tour in GetSuperBowlTours(organizations))
context.Tours.AddOrUpdate(t => t.Code, tour);
foreach (var tour in GetImbibeRideTours(organizations))
context.Tours.AddOrUpdate(t => t.Code, tour);
try
{
context.SaveChanges();
}
catch (DbEntityValidationException dbex)
{
foreach (var dbEntityValidationResult in dbex.EntityValidationErrors)
foreach (var dbValidationError in dbEntityValidationResult.ValidationErrors)
Debug.WriteLine("{0}: {1}", dbValidationError.PropertyName, dbValidationError.ErrorMessage);
throw;
}
}
public static void Seed(EfDbContext context)
{
try
{
context.Countries.AddOrUpdate(c => c.Iso, Countries());
context.SaveChanges();
context.States.AddOrUpdate(c => c.Abbreviation, States());
context.SaveChanges();
}
catch (DbEntityValidationException dbex)
{
foreach (var dbEntityValidationResult in dbex.EntityValidationErrors)
foreach (var dbValidationError in dbEntityValidationResult.ValidationErrors)
Debug.WriteLine("{0}: {1}", dbValidationError.PropertyName, dbValidationError.ErrorMessage);
throw;
}
}
internal static void DoSeed(EfDbContext context)
{
context.DsUser.Add(new User
{
Id = Guid.NewGuid(),
Account = "admin",
Password = Encrypt.AesEncrypt("hy1216"),
CreateDate = DateTime.Now,
Creater = Guid.Empty,
Email = "*****@*****.**",
NickName = "Allyn",
Phone = "13838383388",
Disabled = false,
Modifier = Guid.Empty,
UpdateDate = DateTime.MaxValue
});
context.SaveChanges();
}
public static MembershipCreateStatus Register(string Username, string Password, string Email, bool IsApproved, string FirstName, string LastName)
{
MembershipCreateStatus CreateStatus;
System.Web.Security.Membership.CreateUser(Username, Password, Email, null, null, IsApproved, Guid.NewGuid(), out CreateStatus);
if (CreateStatus == MembershipCreateStatus.Success)
{
using (EfDbContext Context = new EfDbContext())
{
User User = Context.Users.FirstOrDefault(Usr => Usr.Username == Username);
User.FirstName = FirstName;
User.LastName = LastName;
Context.SaveChanges();
}
if (IsApproved)
{
FormsAuthentication.SetAuthCookie(Username, false);
}
}
return CreateStatus;
}
public override bool ValidateUser(string username, string password)
{
if (string.IsNullOrEmpty(username))
{
return false;
}
if (string.IsNullOrEmpty(password))
{
return false;
}
using (EfDbContext Context = new EfDbContext())
{
User User = null;
User = Context.Users.FirstOrDefault(Usr => Usr.Username == username);
if (User == null)
{
return false;
}
if (!User.IsApproved)
{
return false;
}
if (User.IsLockedOut)
{
return false;
}
String HashedPassword = User.Password;
Boolean VerificationSucceeded = (HashedPassword != null && Crypto.VerifyHashedPassword(HashedPassword, password));
if (VerificationSucceeded)
{
User.PasswordFailuresSinceLastSuccess = 0;
User.LastLoginDate = DateTime.UtcNow;
User.LastActivityDate = DateTime.UtcNow;
}
else
{
int Failures = User.PasswordFailuresSinceLastSuccess;
if (Failures < MaxInvalidPasswordAttempts)
{
User.PasswordFailuresSinceLastSuccess += 1;
User.LastPasswordFailureDate = DateTime.UtcNow;
}
else if (Failures >= MaxInvalidPasswordAttempts)
{
User.LastPasswordFailureDate = DateTime.UtcNow;
User.LastLockoutDate = DateTime.UtcNow;
User.IsLockedOut = true;
}
}
Context.SaveChanges();
if (VerificationSucceeded)
{
return true;
}
else
{
return false;
}
}
}
public override MembershipUser CreateUser(string username, string password, string email, string passwordQuestion, string passwordAnswer, bool isApproved, object providerUserKey, out MembershipCreateStatus status)
{
if (string.IsNullOrEmpty(username))
{
status = MembershipCreateStatus.InvalidUserName;
return null;
}
if (string.IsNullOrEmpty(password))
{
status = MembershipCreateStatus.InvalidPassword;
return null;
}
if (string.IsNullOrEmpty(email))
{
status = MembershipCreateStatus.InvalidEmail;
return null;
}
string HashedPassword = Crypto.HashPassword(password);
if (HashedPassword.Length > 128)
{
status = MembershipCreateStatus.InvalidPassword;
return null;
}
using (EfDbContext Context = new EfDbContext())
{
if (Context.Users.Where(Usr => Usr.Username == username).Any())
{
status = MembershipCreateStatus.DuplicateUserName;
return null;
}
if (Context.Users.Where(Usr => Usr.Email == email).Any())
{
status = MembershipCreateStatus.DuplicateEmail;
return null;
}
User NewUser = new User
{
UserId = Guid.NewGuid(),
Username = username,
Password = HashedPassword,
IsApproved = isApproved,
Email = email,
CreateDate = DateTime.UtcNow,
LastPasswordChangedDate = DateTime.UtcNow,
PasswordFailuresSinceLastSuccess = 0,
LastLoginDate = DateTime.UtcNow,
LastActivityDate = DateTime.UtcNow,
LastLockoutDate = DateTime.UtcNow,
IsLockedOut = false,
LastPasswordFailureDate = DateTime.UtcNow
};
Context.Users.Add(NewUser);
Context.SaveChanges();
status = MembershipCreateStatus.Success;
return new MembershipUser(System.Web.Security.Membership.Provider.Name, NewUser.Username, NewUser.UserId, NewUser.Email, null, null, NewUser.IsApproved, NewUser.IsLockedOut, NewUser.CreateDate.Value, NewUser.LastLoginDate.Value, NewUser.LastActivityDate.Value, NewUser.LastPasswordChangedDate.Value, NewUser.LastLockoutDate.Value);
}
}
public string CreateAccount(string userName, string password, bool requireConfirmationToken)
{
if (string.IsNullOrEmpty(userName))
{
throw new MembershipCreateUserException(MembershipCreateStatus.InvalidUserName);
}
if (string.IsNullOrEmpty(password))
{
throw new MembershipCreateUserException(MembershipCreateStatus.InvalidPassword);
}
string hashedPassword = Crypto.HashPassword(password);
if (hashedPassword.Length > 128)
{
throw new MembershipCreateUserException(MembershipCreateStatus.InvalidPassword);
}
using (EfDbContext Context = new EfDbContext())
{
if (Context.Users.Where(Usr => Usr.Username == userName).Any())
{
throw new MembershipCreateUserException(MembershipCreateStatus.DuplicateUserName);
}
string token = string.Empty;
if (requireConfirmationToken)
{
token = GenerateToken();
}
User NewUser = new User
{
UserId = Guid.NewGuid(),
Username = userName,
Password = hashedPassword,
IsApproved = !requireConfirmationToken,
Email = string.Empty,
CreateDate = DateTime.UtcNow,
LastPasswordChangedDate = DateTime.UtcNow,
PasswordFailuresSinceLastSuccess = 0,
LastLoginDate = DateTime.UtcNow,
LastActivityDate = DateTime.UtcNow,
LastLockoutDate = DateTime.UtcNow,
IsLockedOut = false,
LastPasswordFailureDate = DateTime.UtcNow,
ConfirmationToken = token
};
Context.Users.Add(NewUser);
Context.SaveChanges();
return token;
}
}
public override bool DeleteUser(string username, bool deleteAllRelatedData)
{
if (string.IsNullOrEmpty(username))
{
return false;
}
using (EfDbContext Context = new EfDbContext())
{
User User = null;
User = Context.Users.FirstOrDefault(Usr => Usr.Username == username);
if (User != null)
{
Context.Users.Remove(User);
Context.SaveChanges();
return true;
}
else
{
return false;
}
}
}
public override bool UnlockUser(string userName)
{
using (EfDbContext Context = new EfDbContext())
{
User User = null;
User = Context.Users.FirstOrDefault(Usr => Usr.Username == userName);
if (User != null)
{
User.IsLockedOut = false;
User.PasswordFailuresSinceLastSuccess = 0;
Context.SaveChanges();
return true;
}
else
{
return false;
}
}
}
public override bool ChangePassword(string username, string oldPassword, string newPassword)
{
if (string.IsNullOrEmpty(username))
{
return false;
}
if (string.IsNullOrEmpty(oldPassword))
{
return false;
}
if (string.IsNullOrEmpty(newPassword))
{
return false;
}
using (EfDbContext Context = new EfDbContext())
{
User User = null;
User = Context.Users.FirstOrDefault(Usr => Usr.Username == username);
if (User == null)
{
return false;
}
String HashedPassword = User.Password;
Boolean VerificationSucceeded = (HashedPassword != null && Crypto.VerifyHashedPassword(HashedPassword, oldPassword));
if (VerificationSucceeded)
{
User.PasswordFailuresSinceLastSuccess = 0;
}
else
{
int Failures = User.PasswordFailuresSinceLastSuccess;
if (Failures < MaxInvalidPasswordAttempts)
{
User.PasswordFailuresSinceLastSuccess += 1;
User.LastPasswordFailureDate = DateTime.UtcNow;
}
else if (Failures >= MaxInvalidPasswordAttempts)
{
User.LastPasswordFailureDate = DateTime.UtcNow;
User.LastLockoutDate = DateTime.UtcNow;
User.IsLockedOut = true;
}
Context.SaveChanges();
return false;
}
String NewHashedPassword = Crypto.HashPassword(newPassword);
if (NewHashedPassword.Length > 128)
{
return false;
}
User.Password = NewHashedPassword;
User.LastPasswordChangedDate = DateTime.UtcNow;
Context.SaveChanges();
return true;
}
}
public override MembershipUser GetUser(object providerUserKey, bool userIsOnline)
{
if (providerUserKey is Guid) { }
else
{
return null;
}
using (EfDbContext Context = new EfDbContext())
{
User User = null;
User = Context.Users.Find(providerUserKey);
if (User != null)
{
if (userIsOnline)
{
User.LastActivityDate = DateTime.UtcNow;
Context.SaveChanges();
}
return new MembershipUser(System.Web.Security.Membership.Provider.Name, User.Username, User.UserId, User.Email, null, null, User.IsApproved, User.IsLockedOut, User.CreateDate.Value, User.LastLoginDate.Value, User.LastActivityDate.Value, User.LastPasswordChangedDate.Value, User.LastLockoutDate.Value);
}
else
{
return null;
}
}
}
public override MembershipUser GetUser(string username, bool userIsOnline)
{
if (string.IsNullOrEmpty(username))
{
return null;
}
using (EfDbContext Context = new EfDbContext())
{
User User = null;
User = Context.Users.FirstOrDefault(Usr => Usr.Username == username);
if (User != null)
{
if (userIsOnline)
{
User.LastActivityDate = DateTime.UtcNow;
Context.SaveChanges();
}
return new MembershipUser(System.Web.Security.Membership.Provider.Name, User.Username, User.UserId, User.Email, null, null, User.IsApproved, User.IsLockedOut, User.CreateDate.Value, User.LastLoginDate.Value, User.LastActivityDate.Value, User.LastPasswordChangedDate.Value, User.LastLockoutDate.Value);
}
else
{
return null;
}
}
}
