chrome/browser/extensions/app_sync_bundle.cc

   1 // Copyright (c) 2012 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/extensions/app_sync_bundle.h"
   6
   7 #include "base/location.h"
   8 #include "chrome/browser/extensions/extension_sync_service.h"
   9 #include "chrome/browser/extensions/extension_util.h"
  10 #include "chrome/browser/profiles/profile.h"
  11 #include "chrome/common/extensions/sync_helper.h"
  12 #include "extensions/browser/app_sorting.h"
  13 #include "extensions/common/extension.h"
  14 #include "extensions/common/extension_set.h"
  15 #include "sync/api/sync_change_processor.h"
  16 #include "sync/api/sync_data.h"
  17 #include "sync/api/sync_error_factory.h"
  18
  19 namespace extensions {
  20
  21 AppSyncBundle::AppSyncBundle(ExtensionSyncService* extension_sync_service)
  22     : extension_sync_service_(extension_sync_service) {}
  23
  24 AppSyncBundle::~AppSyncBundle() {}
  25
  26 void AppSyncBundle::SetupSync(
  27     syncer::SyncChangeProcessor* sync_change_processor,
  28     syncer::SyncErrorFactory* sync_error_factory,
  29     const syncer::SyncDataList& initial_sync_data) {
  30   sync_processor_.reset(sync_change_processor);
  31   sync_error_factory_.reset(sync_error_factory);
  32
  33   for (syncer::SyncDataList::const_iterator i = initial_sync_data.begin();
  34        i != initial_sync_data.end();
  35        ++i) {
  36     scoped_ptr<AppSyncData> app_sync_data(AppSyncData::CreateFromSyncData(*i));
  37     if (app_sync_data.get()) {
  38       AddApp(app_sync_data->id());
  39       extension_sync_service_->ProcessAppSyncData(*app_sync_data);
  40     }
  41   }
  42 }
  43
  44 void AppSyncBundle::Reset() {
  45   sync_processor_.reset();
  46   sync_error_factory_.reset();
  47   synced_apps_.clear();
  48   pending_sync_data_.clear();
  49 }
  50
  51 syncer::SyncChange AppSyncBundle::CreateSyncChangeToDelete(
  52     const Extension* extension)
  53     const {
  54   AppSyncData sync_data = extension_sync_service_->GetAppSyncData(*extension);
  55   return sync_data.GetSyncChange(syncer::SyncChange::ACTION_DELETE);
  56 }
  57
  58 void AppSyncBundle::ProcessDeletion(const std::string& extension_id,
  59                                     const syncer::SyncChange& sync_change) {
  60   RemoveApp(extension_id);
  61   sync_processor_->ProcessSyncChanges(FROM_HERE,
  62                                       syncer::SyncChangeList(1, sync_change));
  63 }
  64
  65 syncer::SyncChange AppSyncBundle::CreateSyncChange(
  66     const syncer::SyncData& sync_data) {
  67   const syncer::SyncDataLocal sync_data_local(sync_data);
  68   if (HasExtensionId(sync_data_local.GetTag())) {
  69     return syncer::SyncChange(FROM_HERE,
  70                               syncer::SyncChange::ACTION_UPDATE,
  71                               sync_data);
  72   } else {
  73     AddApp(sync_data_local.GetTag());
  74     return syncer::SyncChange(FROM_HERE,
  75                               syncer::SyncChange::ACTION_ADD,
  76                               sync_data);
  77   }
  78 }
  79
  80 syncer::SyncDataList AppSyncBundle::GetAllSyncData() const {
  81   std::vector<AppSyncData> app_sync_data =
  82       extension_sync_service_->GetAppSyncDataList();
  83   syncer::SyncDataList result(app_sync_data.size());
  84   for (int i = 0; i < static_cast<int>(app_sync_data.size()); ++i) {
  85     result[i] = app_sync_data[i].GetSyncData();
  86   }
  87   return result;
  88 }
  89
  90 void AppSyncBundle::ProcessSyncChange(AppSyncData app_sync_data) {
  91   if (app_sync_data.uninstalled())
  92     RemoveApp(app_sync_data.id());
  93   else
  94     AddApp(app_sync_data.id());
  95   extension_sync_service_->ProcessAppSyncData(app_sync_data);
  96 }
  97
  98 void AppSyncBundle::ProcessSyncChangeList(
  99     syncer::SyncChangeList sync_change_list) {
 100   sync_processor_->ProcessSyncChanges(FROM_HERE, sync_change_list);
 101   extension_sync_service_->extension_prefs().app_sorting()->
 102       FixNTPOrdinalCollisions();
 103 }
 104
 105 bool AppSyncBundle::HasExtensionId(const std::string& id) const {
 106   return synced_apps_.find(id) != synced_apps_.end();
 107 }
 108
 109 bool AppSyncBundle::HasPendingExtensionId(const std::string& id) const {
 110   return pending_sync_data_.find(id) != pending_sync_data_.end();
 111 }
 112
 113 void AppSyncBundle::AddPendingApp(const std::string& id,
 114                                   const AppSyncData& app_sync_data) {
 115   pending_sync_data_[id] = app_sync_data;
 116 }
 117
 118 bool AppSyncBundle::IsSyncing() const {
 119   return sync_processor_ != NULL;
 120 }
 121
 122 void AppSyncBundle::SyncChangeIfNeeded(const Extension& extension) {
 123   AppSyncData app_sync_data = extension_sync_service_->GetAppSyncData(
 124       extension);
 125
 126   syncer::SyncChangeList sync_change_list(1, app_sync_data.GetSyncChange(
 127       HasExtensionId(extension.id()) ?
 128       syncer::SyncChange::ACTION_UPDATE : syncer::SyncChange::ACTION_ADD));
 129   sync_processor_->ProcessSyncChanges(FROM_HERE, sync_change_list);
 130   MarkPendingAppSynced(extension.id());
 131 }
 132
 133 std::vector<AppSyncData> AppSyncBundle::GetPendingData() const {
 134   std::vector<AppSyncData> pending_apps;
 135   for (std::map<std::string, AppSyncData>::const_iterator
 136            i = pending_sync_data_.begin();
 137        i != pending_sync_data_.end();
 138        ++i) {
 139     pending_apps.push_back(i->second);
 140   }
 141
 142   return pending_apps;
 143 }
 144
 145 void AppSyncBundle::GetAppSyncDataListHelper(
 146     const ExtensionSet& extensions,
 147     std::vector<AppSyncData>* sync_data_list) const {
 148   Profile* profile = extension_sync_service_->profile();
 149
 150   for (ExtensionSet::const_iterator it = extensions.begin();
 151        it != extensions.end(); ++it) {
 152     const Extension& extension = *it->get();
 153     // If we have pending app data for this app, then this
 154     // version is out of date.  We'll sync back the version we got from
 155     // sync.
 156     if (IsSyncing() && util::ShouldSyncApp(&extension, profile) &&
 157         !HasPendingExtensionId(extension.id())) {
 158       sync_data_list->push_back(extension_sync_service_->GetAppSyncData(
 159           extension));
 160     }
 161   }
 162 }
 163
 164 void AppSyncBundle::AddApp(const std::string& id) {
 165   synced_apps_.insert(id);
 166 }
 167
 168 void AppSyncBundle::RemoveApp(const std::string& id) {
 169   synced_apps_.erase(id);
 170 }
 171
 172
 173 void AppSyncBundle::MarkPendingAppSynced(const std::string& id) {
 174   pending_sync_data_.erase(id);
 175   synced_apps_.insert(id);
 176 }
 177
 178
 179 }  // namespace extensions