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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "remoting/host/setup/oauth_client.h"
namespace {
const int kMaxGaiaRetries = 3;
} // namespace
namespace remoting {
OAuthClient::OAuthClient(
scoped_refptr<net::URLRequestContextGetter> url_request_context_getter)
: gaia_oauth_client_(url_request_context_getter) {
}
OAuthClient::~OAuthClient() {
}
void OAuthClient::GetCredentialsFromAuthCode(
const gaia::OAuthClientInfo& oauth_client_info,
const std::string& auth_code,
CompletionCallback on_done) {
if (!on_done_.is_null()) {
pending_requests_.push(Request(oauth_client_info, auth_code, on_done));
return;
}
on_done_ = on_done;
// Map the authorization code to refresh and access tokens.
gaia_oauth_client_.GetTokensFromAuthCode(oauth_client_info, auth_code,
kMaxGaiaRetries, this);
}
void OAuthClient::OnGetTokensResponse(
const std::string& refresh_token,
const std::string& access_token,
int expires_in_seconds) {
refresh_token_ = refresh_token;
// Get the email corresponding to the access token.
gaia_oauth_client_.GetUserEmail(access_token, kMaxGaiaRetries, this);
}
void OAuthClient::OnRefreshTokenResponse(
const std::string& access_token,
int expires_in_seconds) {
// We never request a refresh token, so this call is not expected.
NOTREACHED();
}
void OAuthClient::SendResponse(const std::string& user_email,
const std::string& refresh_token) {
CompletionCallback on_done = on_done_;
on_done_.Reset();
on_done.Run(user_email, refresh_token);
// Process the next request in the queue.
if (pending_requests_.size()) {
Request request = pending_requests_.front();
pending_requests_.pop();
// GetCredentialsFromAuthCode is asynchronous, so it's safe to call it here.
GetCredentialsFromAuthCode(
request.oauth_client_info, request.auth_code, request.on_done);
}
}
void OAuthClient::OnGetUserEmailResponse(const std::string& user_email) {
SendResponse(user_email, refresh_token_);
}
void OAuthClient::OnOAuthError() {
SendResponse("", "");
}
void OAuthClient::OnNetworkError(int response_code) {
SendResponse("", "");
}
OAuthClient::Request::Request(
const gaia::OAuthClientInfo& oauth_client_info,
const std::string& auth_code,
CompletionCallback on_done) {
this->oauth_client_info = oauth_client_info;
this->auth_code = auth_code;
this->on_done = on_done;
}
OAuthClient::Request::~Request() {
}
} // namespace remoting
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