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