2021-09-17 14:32:37 +00:00
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using System;
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using System.IO;
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using System.Net;
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using System.Security.Authentication;
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2021-09-17 15:18:34 +00:00
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using ASC.Common;
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2021-09-17 14:32:37 +00:00
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using ASC.Web.Studio.Core;
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using Newtonsoft.Json.Linq;
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namespace ASC.Web.Core
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{
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public class RecaptchaException : InvalidCredentialException
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{
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public RecaptchaException()
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{
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}
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public RecaptchaException(string message)
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: base(message)
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{
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}
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}
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2021-09-17 15:18:34 +00:00
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[Scope]
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2021-09-17 14:32:37 +00:00
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public class Recaptcha
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{
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private SetupInfo SetupInfo { get; }
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public Recaptcha(SetupInfo setupInfo)
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{
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SetupInfo = setupInfo;
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}
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public bool ValidateRecaptcha(string response, string ip)
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{
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try
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{
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var data = string.Format("secret={0}&remoteip={1}&response={2}", SetupInfo.RecaptchaPrivateKey, ip, response);
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var webRequest = (HttpWebRequest)WebRequest.Create(SetupInfo.RecaptchaVerifyUrl);
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webRequest.Method = WebRequestMethods.Http.Post;
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webRequest.ContentType = "application/x-www-form-urlencoded";
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webRequest.ContentLength = data.Length;
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using (var writer = new StreamWriter(webRequest.GetRequestStream()))
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{
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writer.Write(data);
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}
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using (var webResponse = webRequest.GetResponse())
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using (var reader = new StreamReader(webResponse.GetResponseStream()))
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{
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var resp = reader.ReadToEnd();
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var resObj = JObject.Parse(resp);
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if (resObj["success"] != null && resObj.Value<bool>("success"))
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{
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return true;
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}
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if (resObj["error-codes"] != null && resObj["error-codes"].HasValues)
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{
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return false;
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}
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}
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}
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catch (Exception)
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{
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}
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return false;
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}
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}
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}
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