summaryrefslogtreecommitdiffstats
path: root/extensions/browser/info_map.cc
blob: 3f55ceb8365e2251d9ebe1d51947e4188714d7ad (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
// Copyright 2013 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 "extensions/browser/info_map.h"

#include "content/public/browser/browser_thread.h"
#include "extensions/common/constants.h"
#include "extensions/common/extension.h"
#include "extensions/common/extension_set.h"
#include "extensions/common/manifest_handlers/incognito_info.h"

using content::BrowserThread;

namespace extensions {

namespace {

void CheckOnValidThread() {
  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
}

}  // namespace

struct InfoMap::ExtraData {
  // When the extension was installed.
  base::Time install_time;

  // True if the user has allowed this extension to run in incognito mode.
  bool incognito_enabled;

  // True if the user has disabled notifications for this extension manually.
  bool notifications_disabled;

  ExtraData();
  ~ExtraData();
};

InfoMap::ExtraData::ExtraData() : incognito_enabled(false) {}

InfoMap::ExtraData::~ExtraData() {}

InfoMap::InfoMap() : signin_process_id_(-1) {}

const ProcessMap& InfoMap::process_map() const { return process_map_; }

void InfoMap::AddExtension(const Extension* extension,
                           base::Time install_time,
                           bool incognito_enabled,
                           bool notifications_disabled) {
  CheckOnValidThread();
  extensions_.Insert(extension);
  disabled_extensions_.Remove(extension->id());

  extra_data_[extension->id()].install_time = install_time;
  extra_data_[extension->id()].incognito_enabled = incognito_enabled;
  extra_data_[extension->id()].notifications_disabled = notifications_disabled;
}

void InfoMap::RemoveExtension(const std::string& extension_id,
                              const UnloadedExtensionInfo::Reason reason) {
  CheckOnValidThread();
  const Extension* extension = extensions_.GetByID(extension_id);
  extra_data_.erase(extension_id);  // we don't care about disabled extra data
  bool was_uninstalled = (reason != UnloadedExtensionInfo::REASON_DISABLE &&
                          reason != UnloadedExtensionInfo::REASON_TERMINATE);
  if (extension) {
    if (!was_uninstalled)
      disabled_extensions_.Insert(extension);
    extensions_.Remove(extension_id);
  } else if (was_uninstalled) {
    // If the extension was uninstalled, make sure it's removed from the map of
    // disabled extensions.
    disabled_extensions_.Remove(extension_id);
  } else {
    // NOTE: This can currently happen if we receive multiple unload
    // notifications, e.g. setting incognito-enabled state for a
    // disabled extension (e.g., via sync).  See
    // http://code.google.com/p/chromium/issues/detail?id=50582 .
    NOTREACHED() << extension_id;
  }
}

base::Time InfoMap::GetInstallTime(const std::string& extension_id) const {
  ExtraDataMap::const_iterator iter = extra_data_.find(extension_id);
  if (iter != extra_data_.end())
    return iter->second.install_time;
  return base::Time();
}

bool InfoMap::IsIncognitoEnabled(const std::string& extension_id) const {
  // Keep in sync with duplicate in extensions/browser/process_manager.cc.
  ExtraDataMap::const_iterator iter = extra_data_.find(extension_id);
  if (iter != extra_data_.end())
    return iter->second.incognito_enabled;
  return false;
}

bool InfoMap::CanCrossIncognito(const Extension* extension) const {
  // This is duplicated from ExtensionService :(.
  return IsIncognitoEnabled(extension->id()) &&
         !IncognitoInfo::IsSplitMode(extension);
}

void InfoMap::RegisterExtensionProcess(const std::string& extension_id,
                                       int process_id,
                                       int site_instance_id) {
  if (!process_map_.Insert(extension_id, process_id, site_instance_id)) {
    NOTREACHED() << "Duplicate extension process registration for: "
                 << extension_id << "," << process_id << ".";
  }
}

void InfoMap::UnregisterExtensionProcess(const std::string& extension_id,
                                         int process_id,
                                         int site_instance_id) {
  if (!process_map_.Remove(extension_id, process_id, site_instance_id)) {
    NOTREACHED() << "Unknown extension process registration for: "
                 << extension_id << "," << process_id << ".";
  }
}

void InfoMap::UnregisterAllExtensionsInProcess(int process_id) {
  process_map_.RemoveAllFromProcess(process_id);
}

void InfoMap::GetExtensionsWithAPIPermissionForSecurityOrigin(
    const GURL& origin,
    int process_id,
    APIPermission::ID permission,
    ExtensionSet* extensions) const {
  DCHECK(extensions);

  if (origin.SchemeIs(kExtensionScheme)) {
    const std::string& id = origin.host();
    const Extension* extension = extensions_.GetByID(id);
    if (extension && extension->HasAPIPermission(permission) &&
        process_map_.Contains(id, process_id)) {
      extensions->Insert(extension);
    }
    return;
  }

  ExtensionSet::const_iterator i = extensions_.begin();
  for (; i != extensions_.end(); ++i) {
    if ((*i)->web_extent().MatchesSecurityOrigin(origin) &&
        process_map_.Contains((*i)->id(), process_id) &&
        (*i)->HasAPIPermission(permission)) {
      extensions->Insert(*i);
    }
  }
}

bool InfoMap::SecurityOriginHasAPIPermission(const GURL& origin,
                                             int process_id,
                                             APIPermission::ID permission)
    const {
  ExtensionSet extensions;
  GetExtensionsWithAPIPermissionForSecurityOrigin(
      origin, process_id, permission, &extensions);
  return !extensions.is_empty();
}

QuotaService* InfoMap::GetQuotaService() {
  CheckOnValidThread();
  if (!quota_service_)
    quota_service_.reset(new QuotaService());
  return quota_service_.get();
}

void InfoMap::SetSigninProcess(int process_id) {
  signin_process_id_ = process_id;
}

bool InfoMap::IsSigninProcess(int process_id) const {
  return process_id == signin_process_id_;
}

void InfoMap::SetNotificationsDisabled(
    const std::string& extension_id,
    bool notifications_disabled) {
  ExtraDataMap::iterator iter = extra_data_.find(extension_id);
  if (iter != extra_data_.end())
    iter->second.notifications_disabled = notifications_disabled;
}

bool InfoMap::AreNotificationsDisabled(
    const std::string& extension_id) const {
  ExtraDataMap::const_iterator iter = extra_data_.find(extension_id);
  if (iter != extra_data_.end())
    return iter->second.notifications_disabled;
  return false;
}

InfoMap::~InfoMap() {
  if (quota_service_) {
    BrowserThread::DeleteSoon(
        BrowserThread::IO, FROM_HERE, quota_service_.release());
  }
}

}  // namespace extensions