public async Task <IActionResult> Patch(string id,
[FromBody] JsonPatchDocument <Credential> request)
{
try
{
Guid entityId = new Guid(id);
var existingCredential = repository.GetOne(entityId);
if (existingCredential == null)
{
ModelState.AddModelError("Credential", "Credential cannot be found or does not exist.");
return(NotFound(ModelState));
}
for (int i = 0; i < request.Operations.Count; i++)
{
//verify that credential name is not taken
if (request.Operations[i].op.ToString().ToLower() == "replace" && request.Operations[i].path.ToString().ToLower() == "/name")
{
existingCredential.Name = request.Operations[i].value.ToString();
_credentialManager.CredentialNameAvailability(existingCredential);
}
//generate new password hash
if (request.Operations[i].op.ToString().ToLower() == "replace" && request.Operations[i].path.ToString().ToLower() == "/passwordsecret")
{
var encryptionKey = _credentialManager.GetEncryptionKey();
if (!String.IsNullOrEmpty(request.Operations[i].value.ToString()))
{
//generate salt
existingCredential.HashSalt = CredentialHasher.CreateSalt(32); //create 32 byte salt
//generate hash
existingCredential.PasswordHash = CredentialHasher.GenerateSaltedHash(request.Operations[i].value.ToString(), existingCredential.HashSalt);
//encrypt the provided password
existingCredential.PasswordSecret = CredentialsEncrypter.Encrypt(request.Operations[i].value.ToString(), encryptionKey);
}
request.Replace(e => e.HashSalt, existingCredential.HashSalt);
request.Replace(e => e.PasswordHash, existingCredential.PasswordHash);
request.Replace(e => e.PasswordSecret, existingCredential.PasswordSecret);
}
//verify start-end date range
if (request.Operations[i].op.ToString().ToLower() == "replace" && request.Operations[i].path.ToString().ToLower() == "/startdate"
| request.Operations[i].path.ToString().ToLower() == "/enddate")
{
if (request.Operations[i].path.ToString().ToLower() == "/startdate")
{
existingCredential.StartDate = Convert.ToDateTime(request.Operations[i].value.ToString());
}
else
{
existingCredential.EndDate = Convert.ToDateTime(request.Operations[i].value.ToString());
}
if (!_credentialManager.ValidateStartAndEndDates(existingCredential))
{
ModelState.AddModelError("Credential", "Start and End Date are not valid. End Date must be after the Start Date");
return(BadRequest(ModelState));
}
}
}
await _webhookPublisher.PublishAsync("Credentials.CredentialUpdated", existingCredential.Id.ToString(), existingCredential.Name).ConfigureAwait(false);
return(await base.PatchEntity(id, request));
}
catch (Exception ex)
{
return(ex.GetActionResult());
}
}