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// Copyright 2014 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.
#ifndef GOOGLE_APIS_GCM_ENGINE_REGISTRATION_REQUEST_H_
#define GOOGLE_APIS_GCM_ENGINE_REGISTRATION_REQUEST_H_
#include <map>
#include <vector>
#include "base/basictypes.h"
#include "base/callback.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "google_apis/gcm/base/gcm_export.h"
#include "net/base/backoff_entry.h"
#include "net/url_request/url_fetcher_delegate.h"
namespace net {
class URLRequestContextGetter;
}
namespace gcm {
// Registration request is used to obtain registration IDs for applications that
// want to use GCM. It requires a set of parameters to be specified to identify
// the Chrome instance, the user, the application and a set of senders that will
// be authorized to address the application using it's assigned registration ID.
class GCM_EXPORT RegistrationRequest : public net::URLFetcherDelegate {
public:
// This enum is also used in an UMA histogram (GCMRegistrationRequestStatus
// enum defined in tools/metrics/histograms/histogram.xml). Hence the entries
// here shouldn't be deleted or re-ordered and new ones should be added to
// the end.
enum Status {
SUCCESS, // Registration completed successfully.
INVALID_PARAMETERS, // One of request paramteres was invalid.
INVALID_SENDER, // One of the provided senders was invalid.
AUTHENTICATION_FAILED, // Authentication failed.
DEVICE_REGISTRATION_ERROR, // Chrome is not properly registered.
UNKNOWN_ERROR, // Unknown error.
// NOTE: always keep this entry at the end. Add new status types only
// immediately above this line. Make sure to update the corresponding
// histogram enum accordingly.
STATUS_COUNT
};
// Callback completing the registration request.
typedef base::Callback<void(Status status,
const std::string& registration_id)>
RegistrationCallback;
// Details of the of the Registration Request. Only user's android ID and
// its serial number are optional and can be set to 0. All other parameters
// have to be specified to successfully complete the call.
struct GCM_EXPORT RequestInfo {
RequestInfo(uint64 android_id,
uint64 security_token,
uint64 user_android_id,
int64 user_serial_number,
const std::string& app_id,
const std::string& cert,
const std::vector<std::string>& sender_ids);
~RequestInfo();
// Android ID of the device.
uint64 android_id;
// Security token of the device.
uint64 security_token;
// User's android ID. (Can be omitted in a single user scenario.)
uint64 user_android_id;
// User's serial number. (Can be omitted in a single user scenario.)
int64 user_serial_number;
// Application ID.
std::string app_id;
// Certificate of the application.
std::string cert;
// List of IDs of senders. Allowed up to 100.
std::vector<std::string> sender_ids;
};
RegistrationRequest(
const RequestInfo& request_info,
const net::BackoffEntry::Policy& backoff_policy,
const RegistrationCallback& callback,
scoped_refptr<net::URLRequestContextGetter> request_context_getter);
virtual ~RegistrationRequest();
void Start();
// URLFetcherDelegate implementation.
virtual void OnURLFetchComplete(const net::URLFetcher* source) OVERRIDE;
private:
// Schedules a retry attempt, informs the backoff of a previous request's
// failure, when |update_backoff| is true.
void RetryWithBackoff(bool update_backoff);
RegistrationCallback callback_;
RequestInfo request_info_;
net::BackoffEntry backoff_entry_;
scoped_refptr<net::URLRequestContextGetter> request_context_getter_;
scoped_ptr<net::URLFetcher> url_fetcher_;
base::WeakPtrFactory<RegistrationRequest> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(RegistrationRequest);
};
} // namespace gcm
#endif // GOOGLE_APIS_GCM_ENGINE_REGISTRATION_REQUEST_H_
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