CreateCertificate

CreateCertificateController.cs

using System;
using System.IO;
using System.Web.Hosting;
using System.Web.Http;
using Umbraco.Core.Logging;
using Umbraco.Web.WebApi;

namespace Cork.Core.Controllers
{
    public class CertificateController : UmbracoApiController
    {
        [HttpPost]
        public string ValidationFile(ValidationFile model)
        {
            try
            {
                CreateValidationFile(model);
            }
            catch (Exception ex)
            {
                var returnMessage = "Error writing the validation file, exiting";
                LogHelper.Error<CertificateController>(returnMessage, ex);
                return returnMessage;
            }

            return "http://cork.nl/.well-known/acme-challenge/" + model.DirectoryName + "/index.html";
        }

        private static void CreateValidationFile(ValidationFile model)
        {
            var wellKnownDirectory = HostingEnvironment.MapPath("~\\.well-known");
            if (wellKnownDirectory != null && Directory.Exists(wellKnownDirectory) == false)
                Directory.CreateDirectory(wellKnownDirectory);

            var acmeChallengeDirectory = wellKnownDirectory + "\\acme-challenge";
            if (Directory.Exists(acmeChallengeDirectory) == false)
                Directory.CreateDirectory(acmeChallengeDirectory);

            var challengeDirectory = acmeChallengeDirectory + "\\" + model.DirectoryName;
            if (Directory.Exists(challengeDirectory) == false)
                Directory.CreateDirectory(challengeDirectory);

            File.WriteAllText(challengeDirectory + "\\index.html", model.FileContent);
        }
    }

    public class ValidationFile
    {
        public string DirectoryName { get; set; }
        public string FileContent { get; set; }
        public string Token { get; set; }
    }
}