public async Task <string> GetCSRFToken(bool _useCache = true)
{
if (!_useCache || !IsTokenCacheValid())
{
//Refresh token cache
m_tokenCache = await GetNewTokenCache();
}
return(m_tokenCache.csrf.value);
}
private async Task <CsrfTokenCache> GetNewTokenCache()
{
IRestResponse tokenResponse = await SendGetCsrfTokenRequestAsync();
if (tokenResponse.StatusCode != HttpStatusCode.OK)
{
throw new Exception(String.Format("Error getting 3DSpace CSRF token ({0} : {1}) ", tokenResponse.StatusCode, tokenResponse.ErrorMessage));
}
CsrfTokenResponse csrfTokenResponse = SimpleJson.DeserializeObject <CsrfTokenResponse>(tokenResponse.Content);
CsrfTokenCache tokenCache = new CsrfTokenCache();
tokenCache.received = DateTime.Now;
tokenCache.csrf = csrfTokenResponse.csrf;
return(tokenCache);
}
private bool _IsTokenCacheValid(CsrfTokenCache _cache)
{
if (_cache == null)
{
return(false);
}
if (_cache.csrf == null)
{
return(false);
}
System.TimeSpan timeInterval = (DateTime.Now - _cache.received);
if (timeInterval.TotalMinutes > CSRF_CACHE_INTERVAL)
{
return(false);
}
return(true);
}
