public void ProcessRequest(HttpContext context)
{
var key = Extensions._captchaPrefix + context.Request.QueryString["id"];
var bmCaptcha = CaptchaManager.GenerateCaptchaImage(key);
bmCaptcha.Save(context.Response.OutputStream, System.Drawing.Imaging.ImageFormat.Png);
context.Response.ContentType = "image/png";
//context.Response.Write("Hello World");
}
public async Task ProcessRequestAsync(HttpContext context)
{
var key = Extensions._captchaPrefix + context.Request.Query["id"];
var cSetting = AppContext.Current.Session.Get <CaptchaSettings>(key);
byte[] bytes = new byte[0];
if (cSetting.EnableAudio)
{
bytes = await CaptchaManager.GenerateCurrentCaptachAudio(key);
}
context.Response.Clear();
context.Response.ContentType = "audio/mp3";
await context.Response.Body.WriteAsync(bytes, 0, bytes.Length);
}
public override async Task ProcessRequestAsync(HttpContext context)
{
//"".CreateAudio();
var key = Extensions._captchaPrefix + context.Request.QueryString["id"];
var cSetting = (CaptchaSettings)HttpContext.Current.Session[key];
byte[] bytes = new byte[0];
if (cSetting.EnableAudio)
{
bytes = await CaptchaManager.GenerateCurrentCaptachAudio(key);
}
//var cbytes = bytes.CompressWav();
context.Response.OutputStream.Write(bytes, 0, bytes.Length);
context.Response.ContentType = "audio/mp3";
//context.Response.Write("Hello World");
}
public async Task ProcessRequestAsync(HttpContext context)
{
var key = Extensions._captchaPrefix + context.Request.Query["id"];
Stream originalBody = context.Response.Body;
try
{
using (var image = await CaptchaManager.GenerateCaptchaImage(key))
using (var memStream = new MemoryStream())
{
image.Save(memStream, System.Drawing.Imaging.ImageFormat.Png);
context.Response.Body = memStream;
memStream.Position = 0;
await memStream.CopyToAsync(originalBody);
}
}
finally
{
context.Response.Body = originalBody;
}
}
