google_apis: Rename OperationRunner to RequestSender

chrome/browser/google_apis/operation_runner.cc

-// Copyright (c) 2012 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 "chrome/browser/google_apis/operation_runner.h"
-
-#include "base/bind.h"
-#include "chrome/browser/google_apis/auth_service.h"
-#include "chrome/browser/google_apis/base_requests.h"
-#include "content/public/browser/browser_thread.h"
-
-using content::BrowserThread;
-
-namespace google_apis {
-
-OperationRunner::OperationRunner(
-    Profile* profile,
-    net::URLRequestContextGetter* url_request_context_getter,
-    const std::vector<std::string>& scopes,
-    const std::string& custom_user_agent)
-    : profile_(profile),
-      auth_service_(new AuthService(url_request_context_getter, scopes)),
-      operation_registry_(new OperationRegistry()),
-      custom_user_agent_(custom_user_agent),
-      weak_ptr_factory_(this) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-}
-
-OperationRunner::~OperationRunner() {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-}
-
-void OperationRunner::Initialize() {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  auth_service_->Initialize(profile_);
-}
-
-void OperationRunner::CancelAll() {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  operation_registry_->CancelAll();
-}
-
-void OperationRunner::StartOperationWithRetry(
-    AuthenticatedRequestInterface* operation) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-
-  if (!auth_service_->HasAccessToken()) {
-    // Fetch OAuth2 access token from the refresh token first.
-    auth_service_->StartAuthentication(
-        base::Bind(&OperationRunner::OnAccessTokenFetched,
-                   weak_ptr_factory_.GetWeakPtr(),
-                   operation->GetWeakPtr()));
-    return;
-  }
-
-  operation->Start(auth_service_->access_token(),
-                   custom_user_agent_,
-                   base::Bind(&OperationRunner::RetryOperation,
-                              weak_ptr_factory_.GetWeakPtr()));
-}
-
-void OperationRunner::OnAccessTokenFetched(
-    const base::WeakPtr<AuthenticatedRequestInterface>& operation,
-    GDataErrorCode code,
-    const std::string& /* access_token */) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-
-  // Do nothing if the operation is canceled during authentication.
-  if (!operation.get())
-    return;
-
-  if (code == HTTP_SUCCESS) {
-    DCHECK(auth_service_->HasAccessToken());
-    StartOperationWithRetry(operation.get());
-  } else {
-    operation->OnAuthFailed(code);
-  }
-}
-
-void OperationRunner::RetryOperation(
-    AuthenticatedRequestInterface* operation) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-
-  auth_service_->ClearAccessToken();
-  // User authentication might have expired - rerun the request to force
-  // auth token refresh.
-  StartOperationWithRetry(operation);
-}
-
-}  // namespace google_apis