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// Copyright (c) 2010 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/service/gaia/service_gaia_authenticator.h"
#include "base/message_loop_proxy.h"
#include "chrome/service/net/service_url_request_context.h"
#include "googleurl/src/gurl.h"
ServiceGaiaAuthenticator::ServiceGaiaAuthenticator(
const std::string& user_agent, const std::string& service_id,
const std::string& gaia_url,
base::MessageLoopProxy* io_message_loop_proxy)
: gaia::GaiaAuthenticator(user_agent, service_id, gaia_url),
http_post_completed_(false, false),
io_message_loop_proxy_(io_message_loop_proxy),
http_response_code_(0) {
}
ServiceGaiaAuthenticator::~ServiceGaiaAuthenticator() {
}
bool ServiceGaiaAuthenticator::Post(const GURL& url,
const std::string& post_body,
unsigned long* response_code,
std::string* response_body) {
DCHECK(url.SchemeIsSecure());
DCHECK(io_message_loop_proxy_);
io_message_loop_proxy_->PostTask(
FROM_HERE,
NewRunnableMethod(this, &ServiceGaiaAuthenticator::DoPost, url,
post_body));
// TODO(sanjeevr): Waiting here until the network request completes is not
// desirable. We need to change Post to be asynchronous.
if (!http_post_completed_.Wait()) // Block until network request completes.
NOTREACHED(); // See OnURLFetchComplete.
*response_code = static_cast<int>(http_response_code_);
*response_body = response_data_;
return true;
}
// TODO(sanjeevr): This is a placeholder implementation. Need to move this logic
// to a common location within the service process so that it can be resued by
// other classes needing a backoff delay calculation.
int ServiceGaiaAuthenticator::GetBackoffDelaySeconds(
int current_backoff_delay) {
const int kMaxBackoffDelaySeconds = 60 * 60; // (1 hour)
int ret = 0;
if (0 == current_backoff_delay) {
ret = 1;
} else {
ret = current_backoff_delay * 2;
}
if (ret > kMaxBackoffDelaySeconds) {
ret = kMaxBackoffDelaySeconds;
}
return ret;
}
void ServiceGaiaAuthenticator::DoPost(const GURL& post_url,
const std::string& post_body) {
DCHECK(io_message_loop_proxy_->BelongsToCurrentThread());
URLFetcher* request = new URLFetcher(post_url, URLFetcher::POST, this);
ServiceURLRequestContextGetter* context_getter =
new ServiceURLRequestContextGetter();
request->set_request_context(context_getter);
request->set_upload_data("application/x-www-form-urlencoded", post_body);
request->Start();
}
// URLFetcher::Delegate implementation
void ServiceGaiaAuthenticator::OnURLFetchComplete(
const URLFetcher *source, const GURL &url, const URLRequestStatus &status,
int response_code, const ResponseCookies &cookies,
const std::string &data) {
DCHECK(io_message_loop_proxy_->BelongsToCurrentThread());
http_response_code_ = response_code;
response_data_ = data;
delete source;
// Add an extra reference because we want http_post_completed_ to remain
// valid until after Signal() returns.
scoped_refptr<ServiceGaiaAuthenticator> keep_alive(this);
// Wake the blocked thread in Post.
http_post_completed_.Signal();
// WARNING: DONT DO ANYTHING AFTER THIS CALL! |this| may be deleted!
}
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