public async Task <IActionResult> InicioDeSesionAdmin(Administrador ad)
{
celularesContext context = new celularesContext();
UsuarioRepository <Administrador> directorRepos = new UsuarioRepository <Administrador>(context);
var director = context.Administrador.FirstOrDefault(x => x.Clave == ad.Clave);
try
{
if (director != null && director.Contrasena == HashHelp.GetHelper(ad.Contrasena))
{
List <Claim> info = new List <Claim>();
info.Add(new Claim(ClaimTypes.Name, "Usuario" + director.Nombre));
info.Add(new Claim(ClaimTypes.Role, "Admin"));
info.Add(new Claim("Clave", director.Nombre.ToString()));
info.Add(new Claim("Nombre", director.Nombre));
var claimsidentity = new ClaimsIdentity(info, CookieAuthenticationDefaults.AuthenticationScheme);
var claimsprincipal = new ClaimsPrincipal(claimsidentity);
await HttpContext.SignInAsync(CookieAuthenticationDefaults.AuthenticationScheme, claimsprincipal,
new AuthenticationProperties { IsPersistent = true });
return(RedirectToAction("Index"));
}
else
{
ModelState.AddModelError("", "La clave o la contraseña del administrador son incorrectas.");
return(View(ad));
}
}
catch (Exception ex)
{
ModelState.AddModelError("", ex.Message);
return(View(ad));
}
}
public static async ValueTask <CQCode> Image(string url, CQFileType type = default, IHttpClientFactory httpClientFactory = default)
{
HttpClient client;
byte[] data;
switch (type)
{
case CQFileType.Url:
return(CQCode.CQImage(url));
case CQFileType.Base64:
client = httpClientFactory == default ? new HttpClient() : httpClientFactory.CreateClient("default");
data = await client.GetByteArrayAsync(url);
return(CQCode.CQImage("base64://" + Convert.ToBase64String(data)));
case CQFileType.File:
Uri uri = new(url);
client = httpClientFactory == default ? new HttpClient() : httpClientFactory.CreateClient("default");
data = await client.GetByteArrayAsync(uri);
var filePath = ImageCachePath + HashHelp.MD5Encrypt(data) + Path.GetExtension(uri.Segments.Last());
await File.WriteAllBytesAsync(filePath, data);
return(CQCode.CQImage(new Uri(filePath).AbsoluteUri));
default:
return(null);
}
}
[HttpPost] // TODO - is this password validation location?
public IActionResult LogOn(LogOnViewModel logOnViewModel)
{
if (ModelState.IsValid)
{
string email = logOnViewModel.Email;
string password = logOnViewModel.Password;
// TODO - if (chkUser == null) {} ....
//var getUser = (from s in context.ObjRegisterUser where s.UserName == userName || s.EmailId == userName select s).FirstOrDefault(); (((( Just an example for ideas that I copied))
var getUser = (from s in context.Users where s.Email == email || s.PasswordHash == email select s).FirstOrDefault();
if (getUser != null)
{
var hashCode = getUser.HashCode;
//Password Hasing Process Call Helper Class Method
var encodingPasswordString = HashHelp.EncodePassword(password, hashCode);
//Check Login Detail User Name Or Password
var query = (from s in context.Users where (s.Email == email || s.PasswordHash == email) && s.PasswordHash.Equals(encodingPasswordString) select s).FirstOrDefault();
if (query != null)
{
string screenName = getUser.ScreenName;
HttpContext.Session.Clear();
HttpContext.Session.SetString("_Email", email); // TODO - added as per session guide.
HttpContext.Session.SetString("_ScreenName", screenName);
return(Redirect("/Welcome"));
}
ViewBag.ErrorMessage = "Invalid User Name and/or Password ";
return(View());
}
ViewBag.ErrorMessage = "Invalid User Name and/or Password ";
return(View());
}
return(View(logOnViewModel));
}
public async Task <bool> Login(HttpContext httpContext, UserLoginModel model)
{
// Hash login password.
string plainPassword = model.Password;
string hashedPassword = HashHelp.GetSha512Hash(plainPassword);
// Find user.
var users = _database.GetCollection <User>(User.CollectionName);
var foundUser = users.Where(u => u.UserName.Equals(model.UserName) && u.Password.Equals(hashedPassword)).FirstOrDefault();
if (foundUser != null)
{
var claims = new List <Claim>
{
new Claim(ClaimTypes.NameIdentifier, foundUser.Id.ToString()),
new Claim(ClaimTypes.Name, foundUser.UserName),
new Claim(ClaimTypes.Email, foundUser.Email)
};
var claimsIdentity = new ClaimsIdentity(
claims, CookieAuthenticationDefaults.AuthenticationScheme);
var authProperties = new AuthenticationProperties
{
// Refreshing the authentication session should be allowed.
AllowRefresh = true,
// Set login cookie duration the same as sliding login configuration in start up.
ExpiresUtc = DateTimeOffset.UtcNow.AddMinutes(10),
IsPersistent = true,
IssuedUtc = DateTimeOffset.UtcNow
};
await httpContext.SignInAsync(
CookieAuthenticationDefaults.AuthenticationScheme,
new ClaimsPrincipal(claimsIdentity),
authProperties);
return(true);
}
return(false);
}
public bool Register(UserRegistrationModel model)
{
var filterBuilder = Builders <User> .Filter;
var filter = filterBuilder.Eq(x => x.UserName, model.Username)
| filterBuilder.Eq(x => x.Email, model.Email);
var duplicateEntity = _database.FindOneByFilter(User.CollectionName, filter);
// TODO: Return message that there is a duplicate and which one is duplicate.
if (duplicateEntity != null)
{
return(false);
}
string plainPassword = model.Password;
string hashedPassword = HashHelp.GetSha512Hash(plainPassword);
var user = new User(model.Username, hashedPassword, model.Email);
_database.Create(user, User.CollectionName);
return(true);
}
public static async ValueTask <CQCode> Video(string url, CQFileType type = default, string cover = default, IHttpClientFactory httpClientFactory = default)
{
switch (type)
{
case CQFileType.Url:
return(CQCode.CQVideo(url, cover));
case CQFileType.Base64:
throw new NotSupportedException("Video不支持Base64发送");
case CQFileType.File:
Uri uri = new(url);
var client = httpClientFactory == default ? new HttpClient() : httpClientFactory.CreateClient("default");
var data = await client.GetByteArrayAsync(uri);
var filePath = VideoCachePath + HashHelp.MD5Encrypt(data) + Path.GetExtension(uri.Segments.Last());
await File.WriteAllBytesAsync(filePath, data);
return(CQCode.CQVideo(new Uri(filePath).AbsoluteUri, cover));
default:
return(null);
}
}
[HttpPost] // TODO - Need Better validation on all entry Fields!!.
public IActionResult Register(RegisterUserViewModel registerUserViewModel)
{
if (ModelState.IsValid)
{
int errorCount = 0;
//Check if "password" and "confirm password" match:
if (registerUserViewModel.Password != registerUserViewModel.ConfirmPassword)
{
errorCount++;
ViewBag.PasswordMatchError = "Passwords do not match";
}
// Check if Email is already used in DB.
IList <User> usersMatchingEmail = context.Users
.Where(u => u.Email == registerUserViewModel.Email)
.ToList();
if (usersMatchingEmail.Count > 0)
{
ViewBag.EmailInUse = "Email is already in use.";
errorCount++;
}
// Check if Screen Name is already used in DB.
IList <User> usersMatchingScreenName = context.Users
.Where(u => u.ScreenName == registerUserViewModel.ScreenName)
.ToList();
if (usersMatchingScreenName.Count > 0)
{
ViewBag.ScreenNameInUse = "Screen Name is already in use.";
errorCount++;
}
//// stackoverflow.com/questions/5342375/regex-email-validation
try
{
MailAddress m = new MailAddress(registerUserViewModel.Email);
}
catch (FormatException)
{
ViewBag.EmailError = "Invalid Email address.";
errorCount++;
//return View(registerUserViewModel);
}
////
if (registerUserViewModel.PhoneNumber != null)
{
////www.safaribooksonline.com/library/view/regular-expressions-cookbook/9781449327453/ch04s02.html
Regex phoneRegex = new Regex(@"^\(?([0-9]{3})\)?[-. ]?([0-9]{3})[-. ]?([0-9]{4})$");
if (phoneRegex.IsMatch(registerUserViewModel.PhoneNumber))
{
formattedPhoneNumber = phoneRegex.Replace(registerUserViewModel.PhoneNumber, "($1) $2-$3");
}
else
{
// TODO - Invalid phone number ViewBag.error
errorCount++;
ViewBag.PhoneNumberError = "Invalid Phone Number";
//return View(registerUserViewModel);
}
////
}
if (errorCount > 0)
{
return(View(registerUserViewModel));
}
var newSalt = HashHelp.GeneratePassword(10);
var passwordHash = HashHelp.EncodePassword(registerUserViewModel.Password, newSalt);
User newUser = new User
{
ScreenName = registerUserViewModel.ScreenName,
Email = registerUserViewModel.Email,
PasswordHash = passwordHash,
HashCode = newSalt,
CreationTime = DateTime.Now,
ModificationTime = DateTime.Now,
PhoneNumber = formattedPhoneNumber
};// TODO - Why would I need to "Clear a ModelState"?
context.Users.Add(newUser);
context.SaveChanges();
HttpContext.Session.Clear();
HttpContext.Session.SetString("_Email", registerUserViewModel.Email); // TODO - added as per session guide.
HttpContext.Session.SetString("_ScreenName", registerUserViewModel.ScreenName);
return(Redirect("/User"));
}
return(View(registerUserViewModel));
}
/// <summary>
/// 发送一个消息包
/// </summary>
/// <param name="packet"></param>
/// <param name="needencrypt">是否加密</param>
/// <returns></returns>
public override void SendPacket(Packet packet, bool encrypt_if_need)
{
if (m_sendlock == null)
{
UnityEngine.Debug.Log("m_sendlock == null");
return;
}
lock (this)
{
packet.SerialNumber = m_lastSendPacketSerialNumber;
m_lastSendPacketSerialNumber++;
byte[] data = packet.ToArray();
int datalength = packet.Length;
PacketFlag packetflag = packet.PacketFlag;
//加密,压缩消息包
if (m_secure_connection && m_connectionState == ConnectionState.Connected)
{
if (tls_sendSecureBuffer == null)
{
tls_sendSecureBuffer = new byte[Packet.MaxLength];
}
//压缩
bool compressed = false;
#if _NC_Compress
if (data.Length > Packet.NeedCompressMinLength)
{
int outlen = Compress.LZO.Compress(data, Packet.NoCryptHeaderLength, data.Length - Packet.NoCryptHeaderLength,
tls_sendSecureBuffer, Packet.NoCryptHeaderLength);
if (outlen <= (data.Length - 20)) //压缩有实际效果
{
//Buffer.BlockCopy(m_sendSecureBuffer, 0, data, Packet.NoCryptHeaderLength, outlen);
datalength = outlen + Packet.NoCryptHeaderLength;
Buffer.BlockCopy(data, 0, tls_sendSecureBuffer, 0, Packet.NoCryptHeaderLength);
if (m_compressneedchecksum)
{
uint crccheck = HashHelp.CRC32hash(tls_sendSecureBuffer, Packet.NoCryptHeaderLength, outlen);
ArrayUtility.SetInt(tls_sendSecureBuffer, (int)crccheck, datalength);
datalength += 4;
}
packetflag |= PacketFlag.Compressed;
data = tls_sendSecureBuffer;
compressed = true;
}
}
if (encrypt_if_need && m_encrypt != null)
{
if (!compressed)
{
Buffer.BlockCopy(data, 0, tls_sendSecureBuffer, 0, datalength);
data = tls_sendSecureBuffer;
}
m_encrypt.Encrypt(data, Packet.NoCryptHeaderLength, datalength - Packet.NoCryptHeaderLength);
packetflag |= PacketFlag.Encrypted;
}
#endif
}
//设置消息长度
ArrayUtility.SetByte(data, (byte)packetflag, Packet.OffsetFlag);
ArrayUtility.SetShort(data, (short)datalength, Packet.OffsetLength);
this.Send(data, datalength);
}
}
//把底层传来的数据分多次提交给使用者。
//每次提交的数据称为包，其大小记录在包头，所有的包顺序排列。
//如果现存的数据不足包长，则等待后续数据。
protected override void OnReceivedDataCallBack(byte[] data /*整个包的起始地址，已在下层进行拼接*/, int length)
{
if (m_connectionState == ConnectionState.Uninitialised || length <= 0)
{
return;
}
m_iSegmentSize += length; //合并收到的包
int startOffset = 0; //amount for the submits to user.
int rawpacketlength = 0; //user packet size
while (m_iSegmentSize >= Packet.HeaderSize)
{
//从消息头中读出包长度
m_lengthOfCurrentPacket = Util.ArrayUtility.GetShort(data, startOffset + Packet.OffsetLength);
//包长错误，忽略此包
if (m_lengthOfCurrentPacket < Packet.HeaderSize || m_lengthOfCurrentPacket > Packet.MaxLength)
{
m_iSegmentSize = 0;
return;
}
//数据不够组成一个消息包，等待后续数据
if (m_iSegmentSize < m_lengthOfCurrentPacket)
{
break;
}
rawpacketlength = m_lengthOfCurrentPacket;
//按顺序读出包ID,DispatcherID,和标记位
m_packetIDOfCurrentPacket = ArrayUtility.GetShort(data, startOffset + Packet.OffsetPacketID);
m_dispatcherIDOfCurrentPacket = ArrayUtility.GetInt(data, Packet.OffsetDispatcherID + startOffset);
m_magicnumOfCurrentPacket = Util.ArrayUtility.GetByte(data, startOffset + Packet.OffsetFlag);
//HandleOneRawPacket();
//处理明文数据（不加密也不压缩)
if ((m_magicnumOfCurrentPacket & (short)PacketFlag.Encrypted) == 0 &&
(m_magicnumOfCurrentPacket & (short)PacketFlag.Compressed) == 0)
{
//int packetserialnum = ArrayUtility.GetInt(data, 8 + startOffset);
//包的序列号错误
//if (packetserialnum != m_lastRecvPacketSerialNumber)
//{
// packetserialnum = m_lastRecvPacketSerialNumber;//why?
// if (m_encrypt != null)//非加密连接，出错就不管了,警告一下
// {
// CloseConnection();
// return;
// }
// Console.WriteLine("Error:TcpConnection packetserialnum != m_lastRecvPacketSerialNumber!");
//}
m_lastRecvPacketSerialNumber++;
ProcessPacket(m_packetIDOfCurrentPacket, data, m_lengthOfCurrentPacket, startOffset);
}
else //解密解压消息
{
int securedatalength = m_lengthOfCurrentPacket - Packet.NoCryptHeaderLength;
if (securedatalength <= 0 || m_encrypt == null)
{
CloseConnection();
return;
}
System.Buffer.BlockCopy(data, startOffset,
m_lastPacketData, 0, m_lengthOfCurrentPacket);
#if _NC_Compress
//解密
if ((m_magicnumOfCurrentPacket & (short)PacketFlag.Encrypted) == (short)PacketFlag.Encrypted)
{
m_encrypt.Decrypt(m_lastPacketData, Packet.NoCryptHeaderLength, securedatalength);
m_magicnumOfCurrentPacket &= ~(short)PacketFlag.Encrypted;
}
//解压
if ((m_magicnumOfCurrentPacket & (short)PacketFlag.Compressed) == (short)PacketFlag.Compressed)
{
if (m_compressneedchecksum)
{ //check src32
uint crccheck = (uint)ArrayUtility.GetInt(m_lastPacketData, securedatalength);
securedatalength -= 4;
uint crccomp = HashHelp.CRC32hash(m_lastPacketData, Packet.NoCryptHeaderLength, securedatalength);
if (crccheck != crccomp)
{
CloseConnection();
return;
}
}
if (tls_decompressbuffer == null)
{
tls_decompressbuffer = new byte[Packet.MaxLength];
}
int outlen = Compress.LZO.Decompress(m_lastPacketData, Packet.NoCryptHeaderLength, securedatalength, tls_decompressbuffer, 0);
if (outlen <= Packet.HeaderSize - Packet.NoCryptHeaderLength || outlen >= Packet.MaxLength - Packet.NoCryptHeaderLength) //解压失败
{
CloseConnection();
return;
}
m_magicnumOfCurrentPacket &= ~(short)PacketFlag.Compressed;
Buffer.BlockCopy(tls_decompressbuffer, 0, m_lastPacketData, Packet.NoCryptHeaderLength, outlen);
m_lengthOfCurrentPacket = (short)(Packet.NoCryptHeaderLength + outlen);
}
#endif
m_packetIDOfCurrentPacket = ArrayUtility.GetInt(m_lastPacketData, 4);
int packetserialnum = ArrayUtility.GetInt(m_lastPacketData, 8);
if (packetserialnum != m_lastRecvPacketSerialNumber)
{
packetserialnum = m_lastRecvPacketSerialNumber; //why?
CloseConnection();
return;
}
m_lastRecvPacketSerialNumber++;
ArrayUtility.SetShort(m_lastPacketData, m_magicnumOfCurrentPacket, 0);
m_dispatcherIDOfCurrentPacket = ArrayUtility.GetInt(m_lastPacketData, 12);
ProcessPacket(m_packetIDOfCurrentPacket, m_lastPacketData, m_lengthOfCurrentPacket, 0);
}
if (m_connectionState == ConnectionState.Uninitialised)
{
return;
}
m_iSegmentSize -= rawpacketlength;
startOffset += rawpacketlength;
}
if (startOffset > 0 && m_iSegmentSize > 0)
{
System.Buffer.BlockCopy(data, startOffset, m_RecvBuffer, 0, m_iSegmentSize);
}
}
private List <CQCode> GetTweetContent(Tweet tweet)
{
var temp = new List <CQCode> {
CQCode.CQText(tweet.Content)
};
var img = new List <CQCode>();
if (tweet.Media != null)
{
foreach (var item in tweet.Media)
{
try
{
var data = HttpNet.Get(item["media_url_https"].ToString(), proxy: _config.Proxy);
img.Add(CQCode.CQImage("base64://" + Convert.ToBase64String(data), useCache: true));
}
catch (Exception e)
{
img.Add(CQCode.CQText($"Error: {e.Message}"));
}
switch (item["type"].ToString())
{
case "photo":
{
break;
}
case "video":
{
var mp4 = item["video_info"]["variants"]
.FirstOrDefault(video => video["content_type"].ToString() == "video/mp4");
if (mp4 != null)
{
img.Add(CQCode.CQText(mp4["url"].ToString()));
var data = HttpNet.Get(mp4["url"].ToString(), proxy: _config.Proxy);
var tempPath = AppDomain.CurrentDomain.BaseDirectory + "cache\\" + HashHelp.MD5Encrypt(data);
File.WriteAllBytes(tempPath, data);
img.Add(CQCode.CQVideo(tempPath, useCache: true));
}
else
{
img.Add(CQCode.CQText(item["video_info"]["variants"][0]["url"].ToString()));
}
break;
}
case "animated_gif":
{
var mp4 = item["video_info"]["variants"]
.FirstOrDefault(video => video["content_type"].ToString() == "video/mp4");
if (mp4 != null)
{
img.Add(CQCode.CQText(mp4["url"].ToString()));
var data = HttpNet.Get(mp4["url"].ToString(), proxy: _config.Proxy);
var tempPath = AppDomain.CurrentDomain.BaseDirectory + "cache\\" + HashHelp.MD5Encrypt(data);
File.WriteAllBytes(tempPath, data);
img.Add(CQCode.CQVideo(tempPath, useCache: true));
}
else
{
img.Add(CQCode.CQText(item["video_info"]["variants"][0]["url"].ToString()));
}
break;
}
}
}
}
if (tweet.IsOnlyRetweet)
{
if (tweet.Retweet == null)
{
return(new List <CQCode> {
CQCode.CQText("error")
});
}
else
{
var a = new List <CQCode> {
CQCode.CQText(tweet.Retweet.UserName + "：\n")
};
a.AddRange(GetTweetContent(tweet.Retweet));
return(a);
}
}
else
{
var time = CQCode.CQText("\n发送时间：" + tweet.CreatTime.ToString("yyyy-MM-dd HH:mm"));
if (tweet.Retweet == null)
{
temp.AddRange(img);
temp.Add(time);
return(temp);
}
else
{
temp.AddRange(img);
temp.Add(time);
temp.Add(CQCode.CQText("\n" + tweet.Retweet.UserName + "：\n"));
temp.AddRange(GetTweetContent(tweet.Retweet));
return(temp);
}
}
}
