L195ha52

1[HttpPost]
2[ValidateAntiForgeryToken]
3public async Task<ActionResult> Index(EmailFormModel model, IEnumerable<HttpPostedFileBase> files)
4{
5    if (ModelState.IsValid)
6    {
7
8        List<string> paths = new List<string>();
9
10        foreach (var file in files)
11        {
12            if (file.ContentLength > 0)
13            {
14                var fileName = Path.GetFileName(file.FileName);
15                var path = Path.Combine(Server.MapPath("~/App_Data/uploads"), fileName);
16                file.SaveAs(path);
17                paths.Add(path);
18            }
19        }
20
21            var message = new MailMessage();
22            foreach (var path in paths)
23            {
24                var fileInfo = new FileInfo(path);
25                var memoryStream = new MemoryStream();
26                using (var stream = fileInfo.OpenRead())
27                {
28                    stream.CopyTo(memoryStream);
29                }
30                memoryStream.Position = 0;
31                string fileName = fileInfo.Name;
32                message.Attachments.Add(new Attachment(memoryStream, fileName));
33            }
34
35            //Rest of business logic here
36            string EncodedResponse = Request.Form["g-Recaptcha-Response"];
37            bool IsCaptchaValid = (ReCaptcha.Validate(EncodedResponse) == "True" ? true : false);
38            if (IsCaptchaValid)
39            {
40
41                var body = "<p>Email From: {0} ({1})</p><p>Subject: {2} </p><p>Message:</p><p>{3}</p>";
42                message.To.Add(new MailAddress("***@gmail.com"));  // replace with valid value 
43                message.From = new MailAddress("***@ymailcom");  // replace with valid value
44                message.Subject = "Your email subject";
45                message.Body = string.Format(body, model.FromName, model.FromEmail, model.FromSubject, model.Message);
46                message.IsBodyHtml = true;
47                using (var smtp = new SmtpClient())
48                {
49                    var credential = new NetworkCredential
50                    {
51                        UserName = "***@gmail.com",  // replace with valid value
52                        Password = "***"  // replace with valid value
53                    };
54                    smtp.Credentials = credential;
55                    smtp.Host = "smtp.gmail.com";
56                    smtp.Port = 587;
57                    smtp.EnableSsl = true;
58                    await smtp.SendMailAsync(message);
59                    ViewBag.Message = "Your message has been sent!";
60
61                    ModelState.Clear();
62                    return View("Index");
63                }
64
65            }
66            else
67            {
68                TempData["recaptcha"] = "Please verify that you are not a robot!";
69            }
70        }return View(model);
71
72
73    }
74	
75public class ReCaptcha
76    {
77        private string m_Success;
78        [JsonProperty("success")]
79
80        public string Success
81        {
82            get { return m_Success; }
83            set { m_Success = value;}
84        }
85        private List<string> m_ErrorCodes;
86        [JsonProperty("error-codes")]
87
88        public List<string> ErrorCodes
89        {
90            get { return m_ErrorCodes; }
91            set { m_ErrorCodes = value; }
92        }
93
94        public static string Validate(string EncodedResponse)
95        {
96            var client = new System.Net.WebClient();
97            string PrivateKey = "***";
98            var reply = client.DownloadString(string.Format("https://www.google.com/recaptcha/api/siteverify?secret={0}&response={1}", PrivateKey, EncodedResponse));
99            var captchaResponse = JsonConvert.DeserializeObject<ReCaptcha>(reply);
100            return captchaResponse.Success;
101        }
102    }