private void ImagenCaptcha()
{
string codigo = GenerateRandomCode();
// Create a CAPTCHA image using the text stored in the Session object.
RandomImage ci = new RandomImage(codigo, 300, 75);
// Change the response headers to output a JPEG image.
//Response.Clear();
//Response.ContentType = "image/jpeg";
// Write the image to the response stream in JPEG format.
string imagePath = MapPath("~/Images/captcha.Bmp");
if (File.Exists(imagePath))
{
File.Delete(imagePath);
}
ci.Image.Save(imagePath, ImageFormat.Bmp);
// Dispose of the CAPTCHA image object.
ci.Dispose();
// this.Image1.ImageUrl = "~/Account/CImage.ashx?codigo=" + codigo;
this.Image1.ImageUrl = "~/Images/captcha.Bmp";
this.Image1.Width = 225;
this.Image1.Height = 75;
this.Image1.DataBind();
this.HiddenField1.Value = codigo;
}
/// <summary>
/// 验证图片
/// </summary>
/// <param name="width">图片宽度</param>
/// <param name="height">图片高度</param>
/// <returns></returns>
public ImageResult VerifyImage(int width = 56, int height = 20)
{
//获得用户唯一标示符sid
string sid = MallUtils.GetSidCookie();
//当sid为空时
if (sid == null)
{
//生成sid
sid = Sessions.GenerateSid();
//将sid保存到cookie中
MallUtils.SetSidCookie(sid);
}
//生成验证值
string verifyValue = Randoms.CreateRandomValue(4, false).ToLower();
//生成验证图片
RandomImage verifyImage = Randoms.CreateRandomImage(verifyValue, width, height, Color.White, Color.Blue, Color.DarkRed);
//将验证值保存到session中
Sessions.SetItem(sid, "verifyCode", verifyValue);
//输出验证图片
return(new ImageResult(verifyImage.Image, verifyImage.ContentType));
}
/// <summary>
/// 验证图片
/// </summary>
/// <param name="width">图片宽度</param>
/// <param name="height">图片高度</param>
/// <returns></returns>
public ImageResult VerifyImage(int width = 56, int height = 20)
{
//获得用户唯一标示符sid
//string sid = MallUtils.GetSidCookie();
////当sid为空时
//if (sid == null)
//{
// //生成sid
// sid = Sessions.GenerateSid();
// //将sid保存到cookie中
// MallUtils.SetSidCookie(sid);
//}
RandomVerifyCode Randoms = new RandomVerifyCode();
// Randoms.RandomLibrary = BMAConfig.MallConfig.RandomLibrary.ToCharArray();
//生成验证值
string verifyValue = Randoms.CreateRandomValue(4, true).ToLower();
//生成验证图片
RandomImage verifyImage = Randoms.CreateRandomImage(verifyValue, width, height, Color.White, Color.Blue, Color.DarkRed);
//将验证值保存到session中
// Sessions.SetItem(sid, "verifyCode", verifyValue);
//输出验证图片
return(new ImageResult(verifyImage.Image, verifyImage.ContentType));
}
public ActionResult Index(MysteryDetail mysteryDetail)
{
if (string.IsNullOrWhiteSpace(mysteryDetail.Name))
{
return(Error(mysteryDetail, "Please ensure all details are filled in."));
}
var details = mysteryDetail.Clues as IList <ClueDetail> ?? mysteryDetail.Clues.ToList();
if (details.Any(clueDetail => string.IsNullOrWhiteSpace(clueDetail.Clue) || clueDetail.Latitude == null || clueDetail.Longitude == null))
{
return(Error(mysteryDetail, "Please ensure all details are filled in."));
}
var service = CreateTwitterService();
var token = TempData["token"];
var tokenSecret = TempData["tokenSecret"];
service.AuthenticateWith(token.ToString(), tokenSecret.ToString());
var finalMystery = details.Aggregate("", (current, detail) => current + detail.Clue);
foreach (var clueDetail in details)
{
var bmp = RandomImage.GetImage();
var colour = bmp.GetPixel(0, 0);
bmp.MakeTransparent(colour);
var embedded = new EmbeddedDetails
{
Mystery = mysteryDetail.Name,
Clue = clueDetail.Clue,
Latitude = clueDetail.Latitude.Value,
Longitude = clueDetail.Longitude.Value,
Message = clueDetail.Message,
FinalMystery = finalMystery
};
var json = new JavaScriptSerializer().Serialize(embedded);
var message = Encryption.Encrypt(json);
var img = Steganography.Embed(message, bmp);
var ms = new MemoryStream();
img.Save(ms, ImageFormat.Png);
ms.Seek(0, SeekOrigin.Begin);
service.SendTweetWithMedia(new SendTweetWithMediaOptions
{
Status = "#twitspionage clue",
Images = new Dictionary <string, Stream> {
{ "Twitspionage clue", ms }
}
});
if (service.Response.StatusCode == HttpStatusCode.OK && service.Response.Error == null)
{
continue;
}
return(Error(mysteryDetail, "Error tweeting clues. Please check your Twitter account and repost any that are missing."));
}
return(View("Success"));
}
public static void Main(string[] args)
{
//Get list of all breeds
BreedList.ListAllBreed();
//Call the Verify breed class
string breedName = "retriever";
Console.WriteLine("Verify if " + breedName + " " + "Exist" +
"\n" + "------------------------------------------------------");
var exists = VerifyBreed.CheckBreed(breedName);
Console.WriteLine(exists ? "Pass " + breedName + " is withinlist"
: "Failed" + breedName + " is not within the list");
Console.WriteLine("Perform an API request to produce a list of sub-breeds for “retriever”. (Diagram 3) " +
"\n" + "------------------------------------------------------");
SubBreed.SubBreedName(breedName);
//Console.WriteLine(exists_ ? "Pass " + breedName + " is withinlist"
// : "Failed" + breedName + " is not within the list");
RandomImage.GetRandomImage();
Console.ReadLine();
}
public async Task <IActionResult> UpYunImageServiceHook()
{
using (StreamReader reader = new StreamReader(Request.Body))
{
try
{
string body = await reader.ReadToEndAsync().ConfigureAwait(true);
ContentIdentifiesHookMessages message = JsonSerializer.Deserialize <ContentIdentifiesHookMessages>(body, Common.Utils.MyJsonConvert.GetLeanoteOptions());
if (string.IsNullOrEmpty(message.uri) || message.type == UpyunType.test)
{
Response.StatusCode = 200;
return(Content("未找到"));
}
string fileSHA1 = Path.GetFileNameWithoutExtension(message.uri);
RandomImage imagedb = dataContext.RandomImage.Where(b => b.FileSHA1.Equals(fileSHA1)).FirstOrDefault();
if (imagedb == null)
{
Response.StatusCode = (int)HttpStatusCode.NotFound;
return(Content("未找到"));
}
switch (message.type)
{
case UpyunType.delete:
imagedb.IsDelete = true;
break;
case UpyunType.shield:
imagedb.Block = true;
break;
case UpyunType.cancel_shield:
imagedb.Block = false;
break;
case UpyunType.forbidden:
imagedb.Block = true;
break;
case UpyunType.cancel_forbidden:
imagedb.Block = false;
break;
default:
break;
}
dataContext.SaveChanges();
// Do something
}
catch (Exception ex)
{
Response.StatusCode = 404;
return(Content("false" + ex.Message));
}
}
Response.StatusCode = 200;
return(Content("ok"));
}
private void RandomImageURL()
{
_breed = _DogBreeds.message[SelectedBreed];
string urlCall = "https://dog.ceo/api/breed/" + Breed + "/images/random";
RandomImage image = _dogBreedsService.GetRandomImageURL(urlCall);
ImageUrl = image.message;
}
public static async System.Threading.Tasks.Task InsertImageAsync(RandomImage randomImage)
{
using (var db = new DataContext())
{
db.RandomImage.Add(randomImage);
await db.SaveChangesAsync();
}
}
protected void Page_Load(object sender, EventArgs e)
{
this.Session["captcha"] = GenerateRandomCode();
RandomImage ci = new RandomImage(this.Session["captcha"].ToString(), 350, 100);
this.Response.Clear();
this.Response.ContentType = "image/jpeg";
ci.Image.Save(this.Response.OutputStream, ImageFormat.Jpeg);
ci.Dispose();
}
protected void UpdateFileListButton_Clicked(object sender, EventArgs e)
{
RandomImage.UpdateDB(WebUtils.GetRandomImgFileList());
//Empty Runtime cache
HttpRuntime.Cache.Remove("randomImageList");
HttpRuntime.Cache.Remove("RandomFileList");
HttpContext.Current.Session.Remove("RandomImageSequence");
}
public void Variant3()
{
string CaptchaImageText = Helpers.GenerateRandomCode();
//CaptchaImageText = "CaptchaImageText";
// Create a CAPTCHA image using the text stored in the Session object.
RandomImage ci = new RandomImage(CaptchaImageText, 300, 75);
this.pictureBox1.Image = ci.Image;
}
public FileResult GetCaptchaImage()
{
string text = Session["CAPTCHA"].ToString();
MemoryStream ms = new MemoryStream();
RandomImage _captcha = new RandomImage(text, 220, 50);
_captcha.Image.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
_captcha.Dispose();
return(File(ms.ToArray(), "image/png"));
}
//
// GET: /RandomImage/
public FileContentResult GetImage()
{
// Create a random code and store it in the Session object.
Session["CaptchaImageText"] = GenerateRandomCode();
// Create a CAPTCHA image using the text stored in the Session object.
using (RandomImage ci = new RandomImage(Session["CaptchaImageText"].ToString(), 300, 75))
{
return(File(ci.Image.ToByteArray(System.Drawing.Imaging.ImageFormat.Jpeg), "image/jpeg"));
}
}
protected void Page_Load(object sender, EventArgs e)
{
this.Session["captcha"] = GenerateRandomCode();
RandomImage ci = new RandomImage(this.Session["captcha"].ToString(), 350, 100);
this.Response.Clear();
this.Response.ContentType = "image/jpeg";
ci.Image.Save(this.Response.OutputStream, ImageFormat.Jpeg);
ci.Dispose();
}
public static List <RandomImage> GetRandomImageListFromCache()
{
List <RandomImage> randomImageList = HttpRuntime.Cache["randomImageList"] as List <RandomImage>;
if (randomImageList == null)
{
randomImageList = RandomImage.GetRandomImageList();
HttpRuntime.Cache.Insert("randomImageList", randomImageList, null, DateTime.Now.AddMinutes(10), System.Web.Caching.Cache.NoSlidingExpiration);
}
return(randomImageList);
}
protected void Page_Load(object sender, EventArgs e)
{
// Create a random code and store it in the Session object.
this.Session["CaptchaImageText"] = GenerateRandomCode();
// Create a CAPTCHA image using the text stored in the Session object.
RandomImage ci = new RandomImage(this.Session["CaptchaImageText"].ToString(), 280, 56);
// Change the response headers to output a JPEG image.
this.Response.Clear();
this.Response.ContentType = "image/jpeg";
// Write the image to the response stream in JPEG format.
ci.Image.Save(this.Response.OutputStream, ImageFormat.Jpeg);
// Dispose of the CAPTCHA image object.
ci.Dispose();
}
internal string GetCaptchaBase64ImageStr(string txt)
{
// Create a CAPTCHA image using the text stored in the Session object.
RandomImage ci = new RandomImage(txt, 300, 75);
using (MemoryStream stream = new MemoryStream())
{
ci.Image.Save(stream, ImageFormat.Jpeg);
stream.Position = 0;
BinaryReader br = new BinaryReader(stream);
byte[] bytes = br.ReadBytes((Int32)stream.Length);
return(string.Concat("data:image/jpeg;base64,", Convert.ToBase64String(bytes, 0, bytes.Length)));
}
}
protected override void OnPreRender(EventArgs e)
{
string queryString = Request.QueryString["img"];
if (!string.IsNullOrEmpty(queryString))
{
RandomImage ri = WebUtils.GetRandomImageListFromCache().Where(x => x.ImageId == queryString).Take(1).SingleOrDefault();
if (ri != null)
{
string qstrImgPath = cms.Current.GetRootPath + "randimg/" + queryString + ";" + cms.Current.GetRootPath + "RandomImg/" + ri.FileName;
ScriptManager.RegisterStartupScript(this, this.GetType(), "RandomImageScript", "var randImgUrl='" + qstrImgPath + "';", true);
}
}
}
public void ProcessRequest(HttpContext context)
{
context.Session["CaptchaImageText"] = GenerateRandomCode();
// Create a CAPTCHA image using the text stored in the Session object.
var ci = new RandomImage(context.Session
["CaptchaImageText"].ToString(),169, 30);
// Change the response headers to output a JPEG image.
context.Response.Clear();
context.Response.ContentType = "image/jpeg";
// Write the image to the response stream in JPEG format.
ci.Image.Save(context.Response.OutputStream, ImageFormat.Jpeg);
// Dispose of the CAPTCHA image object.
ci.Dispose();
}
public ActionResult Captcha()
{
var randomCode = RndUtils.GenerateRandomCode();
Session["code"] = randomCode;
using (var randomImage = new RandomImage(Session["code"].ToString(), 300, 75))
{
Response.Clear();
Response.ContentType = "image/jpeg";
randomImage.Image.Save(Response.OutputStream, ImageFormat.Jpeg);
}
return(null);
}
public void ProcessRequest(HttpContext context)
{
context.Session["CaptchaImageText"] = GenerateRandomCode();
// Create a CAPTCHA image using the text stored in the Session object.
RandomImage ci = new RandomImage(context.Session["CaptchaImageText"].ToString(), 300, 75);
// Change the response headers to output a JPEG image.
context.Response.Clear();
context.Response.ContentType = "image/jpeg";
// Write the image to the response stream in JPEG format.
ci.Image.Save(context.Response.OutputStream, System.Drawing.Imaging.ImageFormat.Jpeg);
// Dispose of the CAPTCHA image object.
ci.Dispose();
}
// GET: Common
public ActionResult VerificationImgForm()
{
string code = StringHelper.GenerateRandomCode();
RandomImage ci = new RandomImage(code, 240, 60);
TempData[CaptchaImageText] = code;
using (MemoryStream ms = new MemoryStream())
{
ci.Image.Save(ms, ImageFormat.Jpeg);
ci.Dispose();
return(File(ms.ToArray(), "image/jpeg"));
}
}
public ActionResult GenerateCaptcha()
{
RandomImage randomimage = new RandomImage();
string s = randomimage.GenerateRandomCode();
Session["Captcha"] = s;
FileContentResult imgstream = null;
RandomImage img = new RandomImage(this.Session["captcha"].ToString(), 300, 75);
var mem = new MemoryStream();
img.Image.Save(mem, System.Drawing.Imaging.ImageFormat.Jpeg);
imgstream = this.File(mem.GetBuffer(), "image/Jpeg");
img.Dispose();
return(imgstream);
}
protected void Page_Load(object sender, EventArgs e)
{
// Create a random code and store it in the Session object.
this.Session["CaptchaImageText"] = GenerateRandomCode();
// Create a CAPTCHA image using the text stored in the Session object.
RandomImage ci = new RandomImage(this.Session["CaptchaImageText"].ToString(), 280, 56);
// Change the response headers to output a JPEG image.
this.Response.Clear();
this.Response.ContentType = "image/jpeg";
// Write the image to the response stream in JPEG format.
ci.Image.Save(this.Response.OutputStream, ImageFormat.Jpeg);
// Dispose of the CAPTCHA image object.
ci.Dispose();
}
public IHttpActionResult GetCaptcha()
{
try
{
RandomImage CaptchaImageEmail = new RandomImage();
Tuple <byte[], string> CaptchaEmail = CaptchaImageEmail.CaptchaImage();
string ImageData = "data:image/jpg;base64," + Convert.ToBase64String(CaptchaEmail.Item1);
string CaptchaText = CaptchaEmail.Item2;
JObject JsonObject = new JObject();
JsonObject.Add("ImageData", ImageData);
JsonObject.Add("CaptchaText", CaptchaText);
return(Ok(JsonObject));
}
catch
{
return(NotFound());
}
}
public override Bitmap Hash(byte[] data)
{
var bmp = this.GenerateBaseBitmap();
ushort gridsize = (ushort)Math.Ceiling(Math.Sqrt((float)data.Length));
ushort pixelSize = (ushort)(Math.Min(this.Width, this.Height) / gridsize);
List <RectangleF> blocks = RandomImage.GetGridBlocks(this.Width, this.Height, pixelSize);
using (var gfx = Graphics.FromImage(bmp))
using (var enumerator = blocks.GetEnumerator())
{
for (int i = 0; i < data.Length; i++)
{
enumerator.MoveNext();
String s = AddBytes(data[i]);
using (Brush brush = new SolidBrush(Color.Black))
{
ShapesArtist.DrawEmoji(gfx, brush, enumerator.Current, s);
}
}
}
return(bmp);
}
private void GetImage(string textImage)
{
RandomImage ci = new RandomImage(textImage, 300, 75);
}
private async Task GetHttpWebRequestForAnYaAsync(string type)
{
string url = "";
if (type.Equals("少女映画"))
{
url = "https://api.r10086.com:8443/少女映画.php?password=20";
}
else
{
url = $"https://api.r10086.com:8443/" + type + ".php";
}
//建立请求
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
//添加Referer信息
request.Headers.Add(HttpRequestHeader.Referer, "http://www.bz08.cn/");
//伪装成谷歌浏览器
//request.Headers.Add(HttpRequestHeader.UserAgent, "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.71 Safari/537.36");
request.Headers.Add(HttpRequestHeader.UserAgent, "I am a cute web crawler");
//添加cookie认证信息
Cookie cookie = new Cookie("PHPSESSID", "s9gajue8h7plf7n5ab8fehiuoq");
cookie.Domain = "api.r10086.com";
if (request.CookieContainer == null)
{
request.CookieContainer = new CookieContainer();
}
request.CookieContainer.Add(cookie);
//发送请求获取Http响应
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
//HttpWebResponse response = (HttpWebResponse)(await request.GetResponseAsync().ConfigureAwait(false));
var originalString = response.ResponseUri.OriginalString;
Console.WriteLine(originalString);
//获取响应流
Stream receiveStream = response.GetResponseStream();
//获取响应流的长度
int length = (int)response.ContentLength;
//读取到内存
MemoryStream stmMemory = new MemoryStream();
byte[] buffer1 = new byte[length];
int i;
//将字节逐个放入到Byte 中
while ((i = receiveStream.Read(buffer1, 0, buffer1.Length)) > 0)
{
stmMemory.Write(buffer1, 0, i);
}
//写入磁盘
string name = System.IO.Path.GetFileName(originalString);
byte[] imageBytes = stmMemory.ToArray();
string fileSHA1 = SHAEncrypt_Helper.Hash1Encrypt(imageBytes);
//上传到又拍云
if (!RandomImageService.Exist(type, fileSHA1))
{
upyun.writeFile($"/upload/{SHAEncrypt_Helper.MD5Encrypt(type)}/{fileSHA1}{Path.GetExtension(name)}", imageBytes, true);
RandomImage randomImage = new RandomImage()
{
RandomImageId = SnowFlake_Net.GenerateSnowFlakeID(),
TypeName = type,
TypeNameMD5 = SHAEncrypt_Helper.MD5Encrypt(type),
TypeNameSHA1 = SHAEncrypt_Helper.Hash1Encrypt(type),
FileName = name,
FileNameMD5 = SHAEncrypt_Helper.MD5Encrypt(name),
FileNameSHA1 = SHAEncrypt_Helper.Hash1Encrypt(name),
FileSHA1 = fileSHA1,
Sex = false,
};
//记录到数据库
await RandomImageService.InsertImageAsync(randomImage).ConfigureAwait(false);
}
//name = $"{dir}{dsc}upload{dsc}{type}{dsc}{name}";
//if (!Directory.Exists($"{dir}{dsc}upload{dsc}{type}"))
//{
// Directory.CreateDirectory($"{dir}{dsc}upload{dsc}{type}");
//}
//if (!System.IO.File.Exists(name))
//{
// FileStream file = new FileStream(name, FileMode.Create, FileAccess.ReadWrite);
// file.Write(stmMemory.ToArray());
// file.Flush();
// file.Close();
//}
//FileStream file = new FileStream("1.jpg",FileMode.Create, FileAccess.ReadWrite);
//关闭流
stmMemory.Close();
receiveStream.Close();
response.Close();
}
public ActionResult GenerateCaptcha()
{
RandomImage randomimage = new RandomImage();
string s = randomimage.GenerateRandomCode();
Session[ConstantKeys.CaptchaSession] = s;
FileContentResult imgstream = null;
RandomImage img = new RandomImage(s, 200, 50);
var mem = new MemoryStream();
img.Image.Save(mem, System.Drawing.Imaging.ImageFormat.Jpeg);
imgstream = this.File(mem.GetBuffer(), "image/Jpeg");
img.Dispose();
return imgstream;
}
/// <summary>
/// 创建随机图片
/// </summary>
/// <param name="value">值</param>
/// <param name="imageWidth">图片宽度</param>
/// <param name="imageHeight">图片高度</param>
/// <param name="imageBGColor">图片背景颜色</param>
/// <param name="imageTextColor1">图片文字颜色</param>
/// <param name="imageTextColor2">图片文字颜色</param>
/// <returns>随机图片</returns>
public RandomImage CreateRandomImage(string value, int imageWidth, int imageHeight, Color imageBGColor, Color imageTextColor1, Color imageTextColor2)
{
Bitmap image = new Bitmap(imageWidth, imageHeight);
Graphics g = Graphics.FromImage(image);
//保存图片数据
MemoryStream stream = new MemoryStream();
try
{
//生成随机生成器
//Random random = new Random();
//清空图片背景色
g.Clear(imageBGColor);
//画图片的背景噪音线
for (int i = 0; i < 5; i++)
{
int x1 = _random.Next(image.Width);
int x2 = _random.Next(image.Width);
int y1 = _random.Next(image.Height);
int y2 = _random.Next(image.Height);
g.DrawLine(new Pen(Color.FromArgb(_random.Next(255), _random.Next(255), _random.Next(255))), x1, y1, x2, y2);
}
Font font = new Font("Arial", 12, (System.Drawing.FontStyle.Bold | System.Drawing.FontStyle.Italic));
LinearGradientBrush brush = new LinearGradientBrush(new Rectangle(0, 0, image.Width, image.Height),
imageTextColor1,
imageTextColor2,
1.2f,
true);
g.DrawString(value, font, brush, 2, 2);
//画图片的前景噪音点
for (int i = 0; i < 80; i++)
{
int x = _random.Next(image.Width);
int y = _random.Next(image.Height);
image.SetPixel(x, y, Color.FromArgb(_random.Next()));
}
//画图片的边框线
g.DrawRectangle(new Pen(Color.Silver), 0, 0, image.Width - 1, image.Height - 1);
RandomImage verifyImage = new RandomImage();
image.Save(stream, ImageFormat.Jpeg);
verifyImage.Image = stream.ToArray();
verifyImage.ContentType = "image/jpeg";
return(verifyImage);
}
finally
{
if (stream != null)
{
stream.Dispose();
}
if (g != null)
{
g.Dispose();
}
if (image != null)
{
image.Dispose();
}
}
}
public async Task <IActionResult> GetRandomImage(string type)
{
int hour = DateTime.Now.Hour;
lock (_fuseObj)
{
_fuseCount++;
}
string ext = null;
if (string.IsNullOrEmpty(type))
{
type = "动漫综合2";
}
if (type.Equals("少女映画"))
{
string userHex = HttpContext.Session.GetString("_userId");
if (string.IsNullOrEmpty(userHex))
{
//没登陆
return(Redirect("/Auth/login"));
}
}
if (!_randomImageList.ContainsKey(type))
{
_randomImageList.Add(type, new List <RandomImage>(size));
}
RandomImage randomImage = RandomImageService.GetRandomImage(type);
if (_randomImageList[type].Count < size)
{
randomImage = RandomImageService.GetRandomImage(type);
if (random == null)
{
return(NotFound());
}
_randomImageList[type].Add(randomImage);
}
else
{
if (DateTime.Now.Hour != _initTime)
{
_fuseCount = 0;
_initTime = DateTime.Now.Hour;
_randomImageList[type].Clear();
randomImage = RandomImageService.GetRandomImage(type);
if (random == null)
{
return(NotFound());
}
_randomImageList[type].Add(randomImage);
}
else
{
if (_fuseCount > _randomImageFuseSize)
{
Response.StatusCode = (int)HttpStatusCode.BadGateway;
return(Content("接口并发太高，接口已经熔断"));
}
int index = random.Next(_randomImageList[type].Count - 1);
randomImage = _randomImageList[type][index];
}
}
if (randomImage == null)
{
return(NotFound());
}
ext = Path.GetExtension(randomImage.FileName);
var headers = Request.Headers;
StringBuilder stringBuilder = new StringBuilder();
foreach (var item in headers)
{
stringBuilder.Append(item.Key + "---" + item.Value + "\r\n");
}
string RealIP = headers["X-Forwarded-For"].ToString().Split(",")[0];
AccessRecords accessRecords = new AccessRecords()
{
AccessId = SnowFlake_Net.GenerateSnowFlakeID(),
IP = RealIP,
X_Real_IP = headers["X-Real-IP"],
X_Forwarded_For = headers["X-Forwarded-For"],
Referrer = headers["Referer"],
RequestHeader = stringBuilder.ToString(),
AccessTime = DateTime.Now,
UnixTime = (long)(DateTime.UtcNow.Subtract(new DateTime(1970, 1, 1))).TotalSeconds,
TimeInterval = -1,
url = "/api/GetRandomImage"
};
await AccessService.InsertAccessAsync(accessRecords).ConfigureAwait(false);
type = randomImage.TypeNameMD5;
upyun.secret = postgreSQLConfig.upyunSecret;;
Int32 unixTimestamp = (Int32)(DateTime.UtcNow.Subtract(new DateTime(1970, 1, 1))).TotalSeconds;
unixTimestamp += 3;
//开启token防盗链
if (postgreSQLConfig.token_anti_theft_chain)
{
string _upt = upyun.CreatToken(unixTimestamp.ToString(), upyun.secret, $"/upload/{type}/{randomImage.FileSHA1}{ext}");
return(Redirect($"https://upyun.morenote.top/upload/{type}/{randomImage.FileSHA1}{ext}?_upt={_upt}"));
}
else
{
return(Redirect($"https://upyun.morenote.top/upload/{type}/{randomImage.FileSHA1}{ext}"));
}
}
