internal OAuthAccount(string id, string displayName, OAuthProvider provider, OAuthAccessToken token)
{
Id = id;
DisplayName = displayName;
Provider = provider;
AccessToken = token;
}
private string BuildResourceTokenUrl(string url, OAuthAccessToken token, IEnumerable <KeyValuePair <string, string> > queryParameters = null)
{
var parameters = new List <KeyValuePair <string, string> >(Definition.ResourceQueryParameters);
if (null != queryParameters)
{
parameters.AddRange(queryParameters);
}
if (Definition.TokenType == TokenType.Url)
{
parameters.Add(new KeyValuePair <string, string>(Definition.TokenRequestUrlParameter, token.Token));
}
return(BuildUrl(url, parameters));
}
internal async Task <OAuthResponse> RefreshToken(OAuthAccessToken token)
{
if (!Definition.RefreshesToken)
{
return(OAuthResponse.WithError("NotSupported",
"Provider does not support token refresh."));
}
return(await GetToken(Definition.TokenUrl,
Definition.RefreshTokenAuthorizationHeaders,
BuildRefreshTokenRequestFields(
string.IsNullOrEmpty(token.RefreshToken) ?
token.Token
:
token.RefreshToken)));
}
internal virtual async Task <T> GetResource <T>(string resourceUrl, OAuthAccessToken token, IEnumerable <KeyValuePair <string, string> > queryParameters = null)
where T : class
{
var url = BuildResourceTokenUrl(resourceUrl, token, queryParameters);
using (var client = new HttpClient())
{
var graphHeaders = ResourceHeaders(token);
foreach (var header in graphHeaders)
{
client.DefaultRequestHeaders.Add(header.Key, header.Value);
}
var response = await client.GetAsync(url);
return(await ReadHttpResponse <T>(response));
}
}
internal void SetToken(OAuthAccessToken token)
{
AccessToken = token;
}
internal async Task <AccountData> GetAccountData(OAuthAccessToken token)
{
var graphResponseString = await GetResource <string>(Definition.GraphUrl, token);
return(ReadAccountData(graphResponseString));
}
internal virtual IEnumerable <KeyValuePair <string, string> > ResourceHeaders(OAuthAccessToken token)
{
return(CustomResourceHeaders(token).Union(
Definition.TokenType == TokenType.Url ?
new KeyValuePair <string, string> [0]
:
new[] { new KeyValuePair <string, string>("Authorization", $"{Definition.BearerTokenType} {token.Token}") }));
}
internal virtual IEnumerable <KeyValuePair <string, string> > CustomResourceHeaders(OAuthAccessToken token)
{
return(new KeyValuePair <string, string> [0]);
}