src/extensions/browser/info_map.cc

   1 // Copyright 2013 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 "extensions/browser/info_map.h"
   6
   7 #include "content/public/browser/browser_thread.h"
   8 #include "extensions/browser/content_verifier.h"
   9 #include "extensions/common/constants.h"
  10 #include "extensions/common/extension.h"
  11 #include "extensions/common/extension_set.h"
  12 #include "extensions/common/manifest_handlers/incognito_info.h"
  13
  14 using content::BrowserThread;
  15
  16 namespace extensions {
  17
  18 namespace {
  19
  20 void CheckOnValidThread() { DCHECK_CURRENTLY_ON(BrowserThread::IO); }
  21
  22 }  // namespace
  23
  24 struct InfoMap::ExtraData {
  25   // When the extension was installed.
  26   base::Time install_time;
  27
  28   // True if the user has allowed this extension to run in incognito mode.
  29   bool incognito_enabled;
  30
  31   // True if the user has disabled notifications for this extension manually.
  32   bool notifications_disabled;
  33
  34   ExtraData();
  35   ~ExtraData();
  36 };
  37
  38 InfoMap::ExtraData::ExtraData() : incognito_enabled(false) {}
  39
  40 InfoMap::ExtraData::~ExtraData() {}
  41
  42 InfoMap::InfoMap() : signin_process_id_(-1) {}
  43
  44 const ProcessMap& InfoMap::process_map() const { return process_map_; }
  45
  46 const ProcessMap& InfoMap::worker_process_map() const {
  47   return worker_process_map_;
  48 }
  49
  50 void InfoMap::AddExtension(const Extension* extension,
  51                            base::Time install_time,
  52                            bool incognito_enabled,
  53                            bool notifications_disabled) {
  54   CheckOnValidThread();
  55   extensions_.Insert(extension);
  56   disabled_extensions_.Remove(extension->id());
  57
  58   extra_data_[extension->id()].install_time = install_time;
  59   extra_data_[extension->id()].incognito_enabled = incognito_enabled;
  60   extra_data_[extension->id()].notifications_disabled = notifications_disabled;
  61 }
  62
  63 void InfoMap::RemoveExtension(const std::string& extension_id,
  64                               const UnloadedExtensionInfo::Reason reason) {
  65   CheckOnValidThread();
  66   const Extension* extension = extensions_.GetByID(extension_id);
  67   extra_data_.erase(extension_id);  // we don't care about disabled extra data
  68   bool was_uninstalled = (reason != UnloadedExtensionInfo::REASON_DISABLE &&
  69                           reason != UnloadedExtensionInfo::REASON_TERMINATE);
  70   if (extension) {
  71     if (!was_uninstalled)
  72       disabled_extensions_.Insert(extension);
  73     extensions_.Remove(extension_id);
  74   } else if (was_uninstalled) {
  75     // If the extension was uninstalled, make sure it's removed from the map of
  76     // disabled extensions.
  77     disabled_extensions_.Remove(extension_id);
  78   } else {
  79     // NOTE: This can currently happen if we receive multiple unload
  80     // notifications, e.g. setting incognito-enabled state for a
  81     // disabled extension (e.g., via sync).  See
  82     // http://code.google.com/p/chromium/issues/detail?id=50582 .
  83     NOTREACHED() << extension_id;
  84   }
  85 }
  86
  87 base::Time InfoMap::GetInstallTime(const std::string& extension_id) const {
  88   ExtraDataMap::const_iterator iter = extra_data_.find(extension_id);
  89   if (iter != extra_data_.end())
  90     return iter->second.install_time;
  91   return base::Time();
  92 }
  93
  94 bool InfoMap::IsIncognitoEnabled(const std::string& extension_id) const {
  95   // Keep in sync with duplicate in extensions/browser/process_manager.cc.
  96   ExtraDataMap::const_iterator iter = extra_data_.find(extension_id);
  97   if (iter != extra_data_.end())
  98     return iter->second.incognito_enabled;
  99   return false;
 100 }
 101
 102 bool InfoMap::CanCrossIncognito(const Extension* extension) const {
 103   // This is duplicated from ExtensionService :(.
 104   return IsIncognitoEnabled(extension->id()) &&
 105          !IncognitoInfo::IsSplitMode(extension);
 106 }
 107
 108 void InfoMap::RegisterExtensionProcess(const std::string& extension_id,
 109                                        int process_id,
 110                                        int site_instance_id) {
 111   if (!process_map_.Insert(extension_id, process_id, site_instance_id)) {
 112     NOTREACHED() << "Duplicate extension process registration for: "
 113                  << extension_id << "," << process_id << ".";
 114   }
 115 }
 116
 117 void InfoMap::UnregisterExtensionProcess(const std::string& extension_id,
 118                                          int process_id,
 119                                          int site_instance_id) {
 120   if (!process_map_.Remove(extension_id, process_id, site_instance_id)) {
 121     NOTREACHED() << "Unknown extension process registration for: "
 122                  << extension_id << "," << process_id << ".";
 123   }
 124 }
 125
 126 void InfoMap::UnregisterAllExtensionsInProcess(int process_id) {
 127   process_map_.RemoveAllFromProcess(process_id);
 128 }
 129
 130 void InfoMap::RegisterExtensionWorkerProcess(const std::string& extension_id,
 131                                              int process_id,
 132                                              int site_instance_id) {
 133   if (!worker_process_map_.Insert(extension_id, process_id, site_instance_id)) {
 134     NOTREACHED() << "Duplicate extension worker process registration for: "
 135                  << extension_id << "," << process_id << ".";
 136   }
 137 }
 138
 139 void InfoMap::UnregisterExtensionWorkerProcess(int process_id) {
 140   worker_process_map_.RemoveAllFromProcess(process_id);
 141 }
 142
 143 void InfoMap::GetExtensionsWithAPIPermissionForSecurityOrigin(
 144     const GURL& origin,
 145     int process_id,
 146     APIPermission::ID permission,
 147     ExtensionSet* extensions) const {
 148   DCHECK(extensions);
 149
 150   if (origin.SchemeIs(kExtensionScheme)) {
 151     const std::string& id = origin.host();
 152     const Extension* extension = extensions_.GetByID(id);
 153     if (extension && extension->HasAPIPermission(permission) &&
 154         process_map_.Contains(id, process_id)) {
 155       extensions->Insert(extension);
 156     }
 157     return;
 158   }
 159
 160   ExtensionSet::const_iterator i = extensions_.begin();
 161   for (; i != extensions_.end(); ++i) {
 162     if ((*i)->web_extent().MatchesSecurityOrigin(origin) &&
 163         process_map_.Contains((*i)->id(), process_id) &&
 164         (*i)->HasAPIPermission(permission)) {
 165       extensions->Insert(*i);
 166     }
 167   }
 168 }
 169
 170 bool InfoMap::SecurityOriginHasAPIPermission(const GURL& origin,
 171                                              int process_id,
 172                                              APIPermission::ID permission)
 173     const {
 174   ExtensionSet extensions;
 175   GetExtensionsWithAPIPermissionForSecurityOrigin(
 176       origin, process_id, permission, &extensions);
 177   return !extensions.is_empty();
 178 }
 179
 180 QuotaService* InfoMap::GetQuotaService() {
 181   CheckOnValidThread();
 182   if (!quota_service_)
 183     quota_service_.reset(new QuotaService());
 184   return quota_service_.get();
 185 }
 186
 187 void InfoMap::SetSigninProcess(int process_id) {
 188   signin_process_id_ = process_id;
 189 }
 190
 191 bool InfoMap::IsSigninProcess(int process_id) const {
 192   return process_id == signin_process_id_;
 193 }
 194
 195 void InfoMap::SetNotificationsDisabled(
 196     const std::string& extension_id,
 197     bool notifications_disabled) {
 198   ExtraDataMap::iterator iter = extra_data_.find(extension_id);
 199   if (iter != extra_data_.end())
 200     iter->second.notifications_disabled = notifications_disabled;
 201 }
 202
 203 bool InfoMap::AreNotificationsDisabled(
 204     const std::string& extension_id) const {
 205   ExtraDataMap::const_iterator iter = extra_data_.find(extension_id);
 206   if (iter != extra_data_.end())
 207     return iter->second.notifications_disabled;
 208   return false;
 209 }
 210
 211 void InfoMap::SetContentVerifier(ContentVerifier* verifier) {
 212   content_verifier_ = verifier;
 213 }
 214
 215 InfoMap::~InfoMap() {
 216   if (quota_service_) {
 217     BrowserThread::DeleteSoon(
 218         BrowserThread::IO, FROM_HERE, quota_service_.release());
 219   }
 220 }
 221
 222 }  // namespace extensions