public string GenerateQRCodeByUrl(string url, bool includeImage) { Url generator = new Url(url); string payload = generator.ToString(); QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode(payload, QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); var imgType = Base64QRCode.ImageType.Jpeg; string qrCodeImageAsBase64 = string.Empty; if (includeImage) { string path = Path.Combine(hostingEnv.ContentRootPath, "Images", "KF_Logo.png"); qrCodeImageAsBase64 = qrCode.GetGraphic(50, Color.Black, Color.White, (Bitmap)Bitmap.FromFile(path)); } else { qrCodeImageAsBase64 = qrCode.GetGraphic(50, Color.Black, Color.White, true, imgType); } return(qrCodeImageAsBase64); }
/// <summary> /// 生成二维码 /// </summary> /// <param name="Path">网址</param> /// <param name="Pixel">像素</param> /// <param name="ImgType">1:PNG,2:JPEG,3:GIF,不在此区间默认PNG</param> /// <returns></returns> public static string XCreateQRCode(string Path, int Pixel, int ImgType = 1) { QRCodeGenerator Generator = new QRCodeGenerator(); QRCodeData CodeData = Generator.CreateQrCode(HttpUtility.UrlEncode(Path), QRCodeGenerator.ECCLevel.Q); using Base64QRCode QrCode = new Base64QRCode(CodeData); return(ImgType switch { 1 => QrCode.GetGraphic(Pixel, Color.Black, Color.White, true), 2 => QrCode.GetGraphic(Pixel, Color.Black, Color.White, true, Base64QRCode.ImageType.Jpeg), 3 => QrCode.GetGraphic(Pixel, Color.Black, Color.White, true, Base64QRCode.ImageType.Gif), _ => QrCode.GetGraphic(Pixel, Color.Black, Color.White, true), });
public string GetQRCodeAsBase64(string textToEncode) { QRCodeData qrCodeData = _generator.CreateQrCode(textToEncode, QRCodeGenerator.ECCLevel.Q); var qrCode = new Base64QRCode(qrCodeData); return(qrCode.GetGraphic(4)); }
public async Task <string> GenerateCodeAsync() { Url generator = new Url("https://www.oidc.com"); string payload = generator.ToString(); string link = string.Empty; QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode(payload, QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); string qrCodeImageAsBase64 = qrCode.GetGraphic(20); FileDocument uploadResult = FileDocument.Create(); try { uploadResult = await BaseContentServer .Build(ContentServerTypeEnum.FIREBASE, _settings) .UploadDocumentAsync(FileDocument.Create(qrCodeImageAsBase64, $"{Helper.RandomNumber(10)}", $"{Helper.RandomNumber(10)}", FileDocumentType.GetDocumentType(MIMETYPE.IMAGE))); link = uploadResult.Path; } catch (Exception e) { link = string.Empty; } return(link); }
public async Task GetAddressAsync(string addr = "") { if (CanRunTipCommands) { var result = QTCommands.GetAddress(Context.User.Id); if (addr == "qr") { QRCodeGenerator qrgen = new QRCodeGenerator(); QRCodeData data = qrgen.CreateQrCode($"{result}", QRCodeGenerator.ECCLevel.Q); var qrcode = new Base64QRCode(data); byte[] bytes = Convert.FromBase64String(qrcode.GetGraphic(4, Color.White, Color.FromArgb(54, 57, 62))); MemoryStream ms = new MemoryStream(bytes); await Context.Channel.SendFileAsync(ms, "qraddr.png", $"`Your deposit address is {result}`"); } else { var b = new EmbedBuilder(); b.WithDescription($"Your deposit address is: **{result}**"); b.WithFooter(Preferences.FooterText); await ReplyAsync("", false, b); } } else { await ReplyAsync($"Please use the <#{Preferences.TipBotChannel}> channel"); } }
public async Task <IActionResult> OnGetAsync() { //生成用户唯一的验证 key var userId = User?.Claims?.FirstOrDefault(e => e.Type == "sub")?.Value; var user = await userManager.FindByIdAsync(userId).ConfigureAwait(false); var authenticatorKey = await userManager.GetAuthenticatorKeyAsync(user).ConfigureAwait(false); if (string.IsNullOrEmpty(authenticatorKey)) { await userManager.ResetAuthenticatorKeyAsync(user).ConfigureAwait(false); authenticatorKey = await userManager.GetAuthenticatorKeyAsync(user).ConfigureAwait(false); } Key = FormatKey(authenticatorKey); var uri = $"otpauth://totp/{urlEncoder.Encode("学习坊登录中心")}:{urlEncoder.Encode(user.UserName)}" + $"?secret={authenticatorKey}&issuer={urlEncoder.Encode("学习坊登录中心")}&digits=6"; using QRCodeGenerator qrGenerator = new QRCodeGenerator(); using QRCodeData qrCodeData = qrGenerator.CreateQrCode(uri, QRCodeGenerator.ECCLevel.Q); using Base64QRCode qrCode = new Base64QRCode(qrCodeData); var qrCodeImageAsBase64 = qrCode.GetGraphic(20); ImageBase64 = $"data:image/png;base64,{qrCodeImageAsBase64}"; return(Page()); }
public async Task <IActionResult> SetupTotp() { ApplicationUser user = await _userManager.GetUserAsync(User); if (!user.TotpEnabled) { byte[] keyBytes; if (user.TotpSecret != null) { keyBytes = user.TotpSecret; } else { keyBytes = KeyGeneration.GenerateRandomKey(20); } string base32Key = Base32Encoding.ToString(keyBytes); byte[] base32KeyBytes = Base32Encoding.ToBytes(base32Key); Totp totp = new Totp(base32KeyBytes); user.TotpSecret = keyBytes; await _userManager.UpdateAsync(user); QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode($"otpauth://totp/SPSAuthChallenge:{user.UserName}?secret={base32Key}&issuer=SPSAuthChallenge", QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); string qrCodeBase64 = qrCode.GetGraphic(10); SetupTotpViewModel model = new SetupTotpViewModel { QRCodeBase64 = qrCodeBase64 }; return(View(model)); } return(RedirectToAction(nameof(Index))); }
public SPaquete addPaquete(SPaquete a) { try { if (new BLTrayecto().validarTrayecto((int)a.IdTrayecto)) { a.Id = 0; a.FechaIngreso = DateTime.Now; a.FechaEntrega = DateTime.Now; a.CodigoConfirmacion = Randoms.RandomString(6); a.Codigo = ""; a.Borrado = false; //a.ListaPaquetePuntoControl = null; SPaquete p = _dal.addPaquete(a); if (p != null) { QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode(p.Id.ToString(), QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); p.Codigo = qrCode.GetGraphic(20); SPaquete pr = _dal.updatePaquete(p); BLEmail.nuevoPaquete(pr); return(pr); } throw new ECompartida("Algun error raro en a;adir el paquete"); } throw new ECompartida("El trayecto no cumple con las condiciones necesarias, reviselo y vuelva a intentarlo"); } catch (Exception) { throw; } }
// Create an invitation to establish a connection between the agents. public async Task <JObject> CreateConnectionAsync(Enrollee enrollee) { var alias = enrollee.Id.ToString(); var invitation = await _verifiableCredentialClient.CreateInvitationAsync(alias); var invitationUrl = invitation.Value <string>("invitation_url"); var credentialDefinitionId = await _verifiableCredentialClient.GetCredentialDefinitionIdAsync(SCHEMA_ID); QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode(invitationUrl, QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); string qrCodeImageAsBase64 = qrCode.GetGraphic(20, "#003366", "#ffffff"); enrollee.Credential = new Credential { SchemaId = SCHEMA_ID, CredentialDefinitionId = credentialDefinitionId, Alias = alias, Base64QRCode = qrCodeImageAsBase64 }; var created = await _context.SaveChangesAsync(); if (created < 1) { throw new InvalidOperationException("Could not store connection invitation."); } // TODO after testing don't need to pass back the invitation return(invitation); }
// // Generates an html file with embedded QR-code image and opens it with default application // private static void DisplayQRCode(string url, string image, string title = null) { var html = "<html><style>h1 {{text-align: center;}} .center {{ display: block; margin-left: auto; margin-right: auto;}}</style><body><!--TITLEHTML--><!--IMGHTML--></body></html>"; if (!string.IsNullOrEmpty(title)) { html = html.Replace("<!--TITLEHTML-->", $"<p><h1>{title}</h1></p>"); } if (!string.IsNullOrEmpty(url)) { var qrGenerator = new QRCodeGenerator(); var qrCodeData = qrGenerator.CreateQrCode(url, QRCodeGenerator.ECCLevel.Q); var imgType = Base64QRCode.ImageType.Png; var qrCode = new Base64QRCode(qrCodeData); var qrCodeImageAsBase64 = qrCode.GetGraphic(20, Color.Black, Color.White, true, imgType); html = html.Replace("<!--IMGHTML-->", $"<img alt=\"Embedded QR Code\" class=\"center\" width=\"500\" height=\"500\" src=\"data:image/{imgType.ToString().ToLower()};base64,{qrCodeImageAsBase64}\"/>"); } else if (!string.IsNullOrEmpty(image)) { html = html.Replace("<!--IMGHTML-->", $"<img alt=\"Embedded QR Code\" class=\"center\" width=\"500px\" height=\"500px\" src=\"{image}\"/>"); } using (var outputFile = new StreamWriter(Path.GetFullPath(".") + "/" + QRCodeHtmlFilename)) { outputFile.WriteLine(html); } var qrCodeUrl = "file://" + Path.GetFullPath(".") + "/" + QRCodeHtmlFilename; OpenBrowser(qrCodeUrl); }
public string GenerateQRCodeByObject(int id) { Product product = DataBase.GetProductsList().Where(item => item.Id == id).FirstOrDefault(); string productInfo = string.Empty; if (product.Id > 0) { productInfo = JsonConvert.SerializeObject(product); } else { productInfo = "The product does not exist."; } QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode(productInfo, QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); var imgType = Base64QRCode.ImageType.Jpeg; var qrCodeImageAsBase64 = qrCode.GetGraphic(50, Color.Black, Color.White, true, imgType); return(qrCodeImageAsBase64); }
public string GetFooter() { var footerEnPath = Startup.ServerPath + @"\wwwroot\templates\footer.html"; if (System.IO.File.Exists(footerEnPath)) { var footer = System.IO.File.ReadAllText(footerEnPath); StringBuilder footerBuilder = new StringBuilder(footer); //Genrating QR StringBuilder sb1 = new StringBuilder(); sb1.Append("CPD provider: Sample\r\n"); sb1.Append("Reference Number: 12345\r\n"); QRCodeGenerator qrGeneratorbase64 = new QRCodeGenerator(); QRCodeData qrCodeData1 = qrGeneratorbase64.CreateQrCode(sb1.ToString(), QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCodeBase = new Base64QRCode(qrCodeData1); string qrCodeImageAsBase64 = qrCodeBase.GetGraphic(20); var imgType = Base64QRCode.ImageType.Jpeg; var htmlPictureTag = $"<img alt='QR' src=\"data:image/{imgType.ToString().ToLower()};base64,{qrCodeImageAsBase64}\" class='img-qr-code' />"; //End QR Code footerBuilder.Replace("{qrImage}", htmlPictureTag); footerBuilder.Replace("{refNo}", "1234567890"); return(footerBuilder.ToString()); } else { return(string.Empty); } }
public async Task GetHouseAddress(string qr = "") { if (CanRunTipCommands) { var houseAddr = QTCommands.GetAccountAddress(Context.Guild.CurrentUser.Id); if (qr.ToLower() == "qr") { QRCodeGenerator qrgen = new QRCodeGenerator(); QRCodeData data = qrgen.CreateQrCode($"{houseAddr}", QRCodeGenerator.ECCLevel.Q); var qrcode = new Base64QRCode(data); byte[] bytes = Convert.FromBase64String(qrcode.GetGraphic(4, Color.White, Color.FromArgb(54, 57, 62), null)); MemoryStream ms = new MemoryStream(bytes); await Context.Channel.SendFileAsync(ms, "qraddr.png", $"`The house deposit address is {houseAddr}`"); } else { EmbedBuilder b = new EmbedBuilder(); b.WithTitle(Context.Guild.CurrentUser.Username); b.AddField("Address", houseAddr); b.AddField("Developer", "Yokomoko"); //b.AddField("Developer Donations", "MVT2AJDK7CYTtWo5fX9u48eQT5ynWPyFFd"); b.WithColor(Discord.Color.Blue); b.WithFooter("Payments to these addresses will help fund hosting, and support giveaway events."); await ReplyAsync("", false, b); } } else { await ReplyAsync($"Please use the <#{Preferences.TipBotChannel}> channel"); } }
/// <summary> /// Transformar a plain text em QR Code. /// <param name="textToEncode">Texto que será codifidado para QR.</param> /// </summary> public string GenerateQRCode(string textToEncode) { QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode(textToEncode, QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); return(qrCode.GetGraphic(20)); }
/// <summary> /// 绘制二维码 /// </summary> /// <param name="content"></param> /// <returns>Base64 PNG</returns> public string RenderBase64(string content) { QRCodeGenerator generator = new QRCodeGenerator(); QRCodeData data = generator.CreateQrCode(content, _eccLevel); var qrCode = new Base64QRCode(data); return("data:image/png;base64," + qrCode.GetGraphic(Config.Size, Config.DarkColor, Config.LightColor, Config.HasPadding)); }
public static string StringAsBase64ImageData(string text, int size = 5) { var qrGenerator = new QRCodeGenerator(); var qrCodeData = qrGenerator.CreateQrCode(text, QRCodeGenerator.ECCLevel.Q); var qrCode = new Base64QRCode(qrCodeData); return(qrCode.GetGraphic(size)); }
public static string GetPureBase64(string link) { QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode(link, QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); return(qrCode.GetGraphic(4)); }
public static string GenerateQRCodeAsBase64(string content) { QRCodeData qrCodeData = GenerateQRCode(content); Base64QRCode qrCode = new Base64QRCode(qrCodeData); string qrCodeImageAsBase64 = qrCode.GetGraphic(20); return(qrCodeImageAsBase64); }
private string GenerateQRCode(string transactionId) { QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode(transactionId, QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); return(qrCode.GetGraphic(20)); }
public string GetQRBase64(string data, int pixelsPerModule) { QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode(data, QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); return(qrCode.GetGraphic(pixelsPerModule)); }
public string GetQRCode(string userId) { GetKeyUrl(userId); QRCodeGenerator qRCodeGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qRCodeGenerator.CreateQrCode(_KeyUrl, QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); return(qrCode.GetGraphic(10)); }
public static string GenerateBase64QRCodeFromLink(string link) { QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode(link, QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); string image = qrCode.GetGraphic(50); return(image); }
/// <summary> /// 生成二维码 /// </summary> /// <param name="provisionUrl"></param> /// <param name=""></param> /// <returns></returns> private string GetQrBase64Imageg(string provisionUrl, int pixelsPerModule) { QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode(provisionUrl, QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); string qrCodeImageAsBase64 = qrCode.GetGraphic(2); return($"data:image/png;base64,{qrCodeImageAsBase64}"); }
public string GenerateQrCodeFromString(string text) { var qrGenerator = new QRCodeGenerator(); var qrCodeData = qrGenerator.CreateQrCode(text, QRCodeGenerator.ECCLevel.Q); var qrCode = new Base64QRCode(qrCodeData); var qrCodeImageAsBase64 = qrCode.GetGraphic(20); return(qrCodeImageAsBase64); }
public static string GenerateQRCode(string text) { QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode(text, QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); string result = qrCode.GetGraphic(20); return(result); }
public static string BytecodeQRinStringImageAsBase64(Byte[] bytesQRcode) { QRCodeData qrCodeData = new QRCodeData(bytesQRcode, QRCodeData.Compression.Uncompressed); var imgType = Base64QRCode.ImageType.Jpeg; Base64QRCode qrCode = new Base64QRCode(qrCodeData); string qrCodeImageAsBase64 = qrCode.GetGraphic(20, Color.Black, Color.White, true, imgType); return(qrCodeImageAsBase64); }
public string generateBase64(string value) { QRCodeGenerator generator = new QRCodeGenerator(); QRCodeData codeData = generator.CreateQrCode(value, QRCodeGenerator.ECCLevel.Q); Base64QRCode base64Code = new Base64QRCode(codeData); return(base64Code.GetGraphic(20)); }
/// <summary> /// Converts the input string into a Base64 encoded qr code /// </summary> /// <param name="data">String to be encoded</param> /// <returns></returns> public string GetQRCodeBase64Encrypted(string data) { QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode(data, QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); var qrCodeImageAsBase64 = qrCode.GetGraphic(20); return(qrCodeImageAsBase64); }
public string GenerateQRCode(string path) { QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode(path, QRCodeGenerator.ECCLevel.Q); Base64QRCode qrCode = new Base64QRCode(qrCodeData); string qrCodeImageAsBase64 = qrCode.GetGraphic(20); return(qrCodeImageAsBase64); }
static void Main(string[] args) { QRCodeGenerator qrGenerator = new QRCodeGenerator(); QRCodeData qrCodeData = qrGenerator.CreateQrCode("The text which should be encoded.", QRCodeGenerator.ECCLevel.Q); var qrCode = new Base64QRCode(qrCodeData); var res = qrCode.GetGraphic(20); System.Console.WriteLine(res.Length); Console.ReadKey(); }