public dynamic Captcha()
{
string fileName = Guid.NewGuid().ToString() + ".bmp";
string filePath = HostingEnvronment.GetMapPath("/wwwroot/" + fileName);
CaptchaImageCore image = new CaptchaImageCore(220, 60, 57);
var stream = image.GetStream(filePath);
this.Session["captchacode"] = image.Text;
return(new FileResult(filePath, "image/jpg", stream));
}
public static string LoadTemplateContent(string viewName)
{
string templatePath = HostingEnvronment.GetMapPath(viewName);
if (!File.Exists(templatePath))
{
throw new FileNotFoundException("view template file can't find.");
}
string viewTemplate = null;
using (StreamReader reader = new StreamReader(new FileStream(templatePath, FileMode.Open, FileAccess.Read), Encoding.UTF8))
{
viewTemplate = reader.ReadToEnd();
}
return(viewTemplate);
}