sms_observer.cc revision ddb351dbec246cf1fab5ec20d2d5520909041de1 
1// Copyright (c) 2011 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#include "chrome/browser/chromeos/sms_observer.h"
6
7#include "base/utf_string_conversions.h"
8#include "chrome/browser/chromeos/cros/cros_library.h"
9#include "chrome/browser/chromeos/notifications/system_notification.h"
10#include "chrome/browser/profiles/profile.h"
11#include "grit/generated_resources.h"
12#include "grit/theme_resources.h"
13#include "third_party/cros/chromeos_network.h"
14#include "ui/base/l10n/l10n_util.h"
15
16namespace chromeos {
17
18SmsObserver::SmsObserver(Profile* profile)
19    : profile_(profile) {
20  DCHECK(profile_);
21  if (!CrosLibrary::Get()->EnsureLoaded())
22    return;
23
24  UpdateObservers(chromeos::CrosLibrary::Get()->GetNetworkLibrary());
25}
26
27SmsObserver::~SmsObserver() {
28  NetworkLibrary* library = chromeos::CrosLibrary::Get()->GetNetworkLibrary();
29  library->RemoveNetworkManagerObserver(this);
30  DisconnectAll();
31}
32
33void SmsObserver::UpdateObservers(NetworkLibrary* library) {
34  if (!CrosLibrary::Get()->EnsureLoaded())
35    return;
36
37  const CellularNetworkVector& networks = library->cellular_networks();
38  // Remove monitors for networks that are not in the list anymore.
39  for (ObserversMap::iterator it_observer = observers_.begin();
40       it_observer != observers_.end();) {
41    bool found = false;
42    for (CellularNetworkVector::const_iterator it_network = networks.begin();
43        it_network != networks.end(); ++it_network) {
44      if (it_observer->first == (*it_network)->device_path()) {
45        found = true;
46        break;
47      }
48    }
49    if (!found) {
50      VLOG(1) << "Remove SMS monitor for " << it_observer->first;
51      DisconnectSMSMonitor(it_observer->second);
52      observers_.erase(it_observer++);
53    } else {
54      ++it_observer;
55    }
56  }
57
58  // Add monitors for new networks.
59  for (CellularNetworkVector::const_iterator it_network = networks.begin();
60      it_network != networks.end(); ++it_network) {
61    ObserversMap::iterator it_observer =
62        observers_.find((*it_network)->device_path());
63    if (it_observer == observers_.end()) {
64      VLOG(1) << "Add SMS monitor for " << (*it_network)->device_path();
65      observers_.insert(ObserversMap::value_type((*it_network)->device_path(),
66          MonitorSMS((*it_network)->device_path().c_str(),
67                     &StaticCallback, this)));
68    } else {
69      VLOG(1) << "Already has SMS monitor for " << (*it_network)->device_path();
70    }
71  }
72}
73
74void SmsObserver::DisconnectAll() {
75  if (!CrosLibrary::Get()->EnsureLoaded())
76    return;
77
78  for (ObserversMap::iterator it = observers_.begin();
79       it != observers_.end(); ++it) {
80    VLOG(1) << "Remove SMS monitor for " << it->first;
81    DisconnectSMSMonitor(it->second);
82  }
83  observers_.clear();
84}
85
86void SmsObserver::OnNetworkManagerChanged(NetworkLibrary* library) {
87  UpdateObservers(library);
88}
89
90// static
91void SmsObserver::StaticCallback(void* object,
92                                 const char* modem_device_path,
93                                 const SMS* message) {
94  SmsObserver* monitor = static_cast<SmsObserver*>(object);
95  monitor->OnNewMessage(modem_device_path, message);
96}
97
98void SmsObserver::OnNewMessage(const char* modem_device_path,
99                               const SMS* message) {
100  VLOG(1) << "New message notification from " << message->number
101          << " text: " << message->text;
102
103  SystemNotification note(
104      profile_,
105      "incoming _sms.chromeos",
106      IDR_NOTIFICATION_SMS,
107      l10n_util::GetStringFUTF16(
108          IDS_SMS_NOTIFICATION_TITLE, UTF8ToUTF16(message->number)));
109
110  note.Show(UTF8ToUTF16(message->text), true, false);
111}
112
113}  // namespace chromeos
114