Upstream version 11.40.277.0
[platform/framework/web/crosswalk.git] / src / google_apis / gcm / engine / registration_request.h
1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #ifndef GOOGLE_APIS_GCM_ENGINE_REGISTRATION_REQUEST_H_
6 #define GOOGLE_APIS_GCM_ENGINE_REGISTRATION_REQUEST_H_
7
8 #include <map>
9 #include <vector>
10
11 #include "base/basictypes.h"
12 #include "base/callback.h"
13 #include "base/memory/ref_counted.h"
14 #include "base/memory/scoped_ptr.h"
15 #include "base/memory/weak_ptr.h"
16 #include "base/time/time.h"
17 #include "google_apis/gcm/base/gcm_export.h"
18 #include "net/base/backoff_entry.h"
19 #include "net/url_request/url_fetcher_delegate.h"
20 #include "url/gurl.h"
21
22 namespace net {
23 class URLRequestContextGetter;
24 }
25
26 namespace gcm {
27
28 class GCMStatsRecorder;
29
30 // Registration request is used to obtain registration IDs for applications that
31 // want to use GCM. It requires a set of parameters to be specified to identify
32 // the Chrome instance, the user, the application and a set of senders that will
33 // be authorized to address the application using it's assigned registration ID.
34 class GCM_EXPORT RegistrationRequest : public net::URLFetcherDelegate {
35  public:
36   // This enum is also used in an UMA histogram (GCMRegistrationRequestStatus
37   // enum defined in tools/metrics/histograms/histogram.xml). Hence the entries
38   // here shouldn't be deleted or re-ordered and new ones should be added to
39   // the end.
40   enum Status {
41     SUCCESS,                    // Registration completed successfully.
42     INVALID_PARAMETERS,         // One of request paramteres was invalid.
43     INVALID_SENDER,             // One of the provided senders was invalid.
44     AUTHENTICATION_FAILED,      // Authentication failed.
45     DEVICE_REGISTRATION_ERROR,  // Chrome is not properly registered.
46     UNKNOWN_ERROR,              // Unknown error.
47     URL_FETCHING_FAILED,        // URL fetching failed.
48     HTTP_NOT_OK,                // HTTP status was not OK.
49     RESPONSE_PARSING_FAILED,    // Registration response parsing failed.
50     REACHED_MAX_RETRIES,        // Reached maximum number of retries.
51     // NOTE: always keep this entry at the end. Add new status types only
52     // immediately above this line. Make sure to update the corresponding
53     // histogram enum accordingly.
54     STATUS_COUNT
55   };
56
57   // Callback completing the registration request.
58   typedef base::Callback<void(Status status,
59                               const std::string& registration_id)>
60       RegistrationCallback;
61
62   // Details of the of the Registration Request. Only user's android ID and
63   // its serial number are optional and can be set to 0. All other parameters
64   // have to be specified to successfully complete the call.
65   struct GCM_EXPORT RequestInfo {
66     RequestInfo(uint64 android_id,
67                 uint64 security_token,
68                 const std::string& app_id,
69                 const std::vector<std::string>& sender_ids);
70     ~RequestInfo();
71
72     // Android ID of the device.
73     uint64 android_id;
74     // Security token of the device.
75     uint64 security_token;
76     // Application ID.
77     std::string app_id;
78     // Certificate of the application.
79     std::string cert;
80     // List of IDs of senders. Allowed up to 100.
81     std::vector<std::string> sender_ids;
82   };
83
84   RegistrationRequest(
85       const GURL& registration_url,
86       const RequestInfo& request_info,
87       const net::BackoffEntry::Policy& backoff_policy,
88       const RegistrationCallback& callback,
89       int max_retry_count,
90       scoped_refptr<net::URLRequestContextGetter> request_context_getter,
91       GCMStatsRecorder* recorder);
92   ~RegistrationRequest() override;
93
94   void Start();
95
96   // URLFetcherDelegate implementation.
97   void OnURLFetchComplete(const net::URLFetcher* source) override;
98
99  private:
100   // Schedules a retry attempt, informs the backoff of a previous request's
101   // failure, when |update_backoff| is true.
102   void RetryWithBackoff(bool update_backoff);
103
104   // Parse the response returned by the URL fetcher into token, and returns the
105   // status.
106   Status ParseResponse(const net::URLFetcher* source, std::string* token);
107
108   RegistrationCallback callback_;
109   RequestInfo request_info_;
110   GURL registration_url_;
111
112   net::BackoffEntry backoff_entry_;
113   scoped_refptr<net::URLRequestContextGetter> request_context_getter_;
114   scoped_ptr<net::URLFetcher> url_fetcher_;
115   int retries_left_;
116   base::TimeTicks request_start_time_;
117
118   // Recorder that records GCM activities for debugging purpose. Not owned.
119   GCMStatsRecorder* recorder_;
120
121   base::WeakPtrFactory<RegistrationRequest> weak_ptr_factory_;
122
123   DISALLOW_COPY_AND_ASSIGN(RegistrationRequest);
124 };
125
126 }  // namespace gcm
127
128 #endif  // GOOGLE_APIS_GCM_ENGINE_REGISTRATION_REQUEST_H_