private void DecorateRequestHeaders(WebClient client, ResourceAccessLevel resourceAccessLevel)
{
//attach encrypted user name for protected and private resources
if (resourceAccessLevel.In(ResourceAccessLevel.PROTECTED, ResourceAccessLevel.PRIVATE))
{
string userHeaderName = resourceAccessLevel.GetStringValue();
if (userHeaderName != null)
{
client.Headers.Add(userHeaderName, _credentials.UsernameOrClientID.GetMD5Hash());
}
}
if (_cookies.Any())
{
client.Headers.Add(HttpRequestHeader.Cookie, _rawCookies);
}
}
public async Task <Response> HttpGet(string url, WebHeaderCollection headers = null, ResourceAccessLevel resourceAccessLevel = ResourceAccessLevel.PUBLIC, string query = "", bool logRequestUrl = true, bool logError = true)
{
Response res = null;
using (var client = new WebClient {
Headers = headers
})
{
try
{
if (!query.IsNullOrWhiteSpace())
{
url += $"?{query}";
}
if (logRequestUrl)
{
await _logger.LogDebug($"GET {url}");
}
DecorateRequestHeaders(client, resourceAccessLevel);
string data = await client.DownloadStringTaskAsync(url);
await _logger.LogDebug($"{data}");
//PrintHeaders(client);
res = new Response(data, client.ResponseHeaders, HttpStatusCode.OK);
UpdateCookies(client);
}
catch (ThreadInterruptedException)
{
throw;
}
catch (WebException we)
{
if (logError || _logger.IsDebug)
{
await _logger.LogError(we.Message);
}
//PrintHeaders(client);
if (we.Response is HttpWebResponse resp)
{
return(new Response(we.Message, resp.StatusCode));
}
else
{
return(new Response(we.Message));
}
}
catch (Exception e)
{
await _logger.LogError(e.Message);
//PrintHeaders(client);
res = new Response(e.Message);
}
}
return(res);
}
public async Task <Response> HttpPut(string url, WebHeaderCollection headers = null, string body = null, ResourceAccessLevel resourceAccessLevel = ResourceAccessLevel.PUBLIC)
{
// NOT implemented
return(await Task.FromResult(new Response()));
}
public async Task <Response> HttpPost(string url, WebHeaderCollection headers = null, string body = null, ResourceAccessLevel resourceAccessLevel = ResourceAccessLevel.PUBLIC, bool logRequestUrl = true)
{
Response res;
using var client = new WebClient { Headers = headers };
try
{
if (logRequestUrl)
{
await _logger.LogDebug($"POST {url}");
}
DecorateRequestHeaders(client, resourceAccessLevel);
string data = await client.UploadStringTaskAsync(url, body);
//PrintHeaders(client);
res = new Response(data, client.ResponseHeaders, HttpStatusCode.OK);
UpdateCookies(client);
}
catch (ThreadInterruptedException)
{
throw;
}
catch (WebException we)
{
await _logger.LogError(we.Message);
//PrintHeaders(client);
if (we.Response is HttpWebResponse resp)
{
return(new Response(we.Message, resp.StatusCode));
}
else
{
return(new Response(we.Message));
}
}
catch (Exception e)
{
await _logger.LogError(e.Message);
//PrintHeaders(client);
res = new Response(e.Message);
}
return(res);
}
