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      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/extension_sync_data.h"
      6 
      7 #include "base/logging.h"
      8 #include "chrome/browser/extensions/app_sync_data.h"
      9 #include "chrome/browser/extensions/extension_service.h"
     10 #include "chrome/common/extensions/extension.h"
     11 #include "chrome/common/extensions/manifest_url_handler.h"
     12 #include "sync/api/sync_data.h"
     13 #include "sync/protocol/extension_specifics.pb.h"
     14 #include "sync/protocol/sync.pb.h"
     15 
     16 namespace extensions {
     17 
     18 ExtensionSyncData::ExtensionSyncData()
     19     : uninstalled_(false),
     20       enabled_(false),
     21       incognito_enabled_(false) {
     22 }
     23 
     24 ExtensionSyncData::ExtensionSyncData(const syncer::SyncData& sync_data)
     25     : uninstalled_(false),
     26       enabled_(false),
     27       incognito_enabled_(false) {
     28   PopulateFromSyncData(sync_data);
     29 }
     30 
     31 ExtensionSyncData::ExtensionSyncData(const syncer::SyncChange& sync_change)
     32     : uninstalled_(
     33         sync_change.change_type() == syncer::SyncChange::ACTION_DELETE),
     34       enabled_(false),
     35       incognito_enabled_(false) {
     36   PopulateFromSyncData(sync_change.sync_data());
     37 }
     38 
     39 ExtensionSyncData::ExtensionSyncData(const Extension& extension,
     40                                      bool enabled,
     41                                      bool incognito_enabled)
     42    :  id_(extension.id()),
     43       uninstalled_(false),
     44       enabled_(enabled),
     45       incognito_enabled_(incognito_enabled),
     46       version_(*extension.version()),
     47       update_url_(ManifestURL::GetUpdateURL(&extension)),
     48       name_(extension.non_localized_name()) {
     49 }
     50 
     51 ExtensionSyncData::~ExtensionSyncData() {}
     52 
     53 syncer::SyncData ExtensionSyncData::GetSyncData() const {
     54   sync_pb::EntitySpecifics specifics;
     55   PopulateExtensionSpecifics(specifics.mutable_extension());
     56 
     57   return syncer::SyncData::CreateLocalData(id_, name_, specifics);
     58 }
     59 
     60 syncer::SyncChange ExtensionSyncData::GetSyncChange(
     61     syncer::SyncChange::SyncChangeType change_type) const {
     62   return syncer::SyncChange(FROM_HERE, change_type, GetSyncData());
     63 }
     64 
     65 void ExtensionSyncData::PopulateExtensionSpecifics(
     66     sync_pb::ExtensionSpecifics* specifics) const {
     67   DCHECK(Extension::IdIsValid(id_));
     68   specifics->set_id(id_);
     69   specifics->set_update_url(update_url_.spec());
     70   specifics->set_version(version_.GetString());
     71   specifics->set_enabled(enabled_);
     72   specifics->set_incognito_enabled(incognito_enabled_);
     73   specifics->set_name(name_);
     74 }
     75 
     76 void ExtensionSyncData::PopulateFromExtensionSpecifics(
     77     const sync_pb::ExtensionSpecifics& specifics) {
     78   if (!Extension::IdIsValid(specifics.id())) {
     79     LOG(FATAL) << "Attempt to sync bad ExtensionSpecifics.";
     80   }
     81 
     82   Version specifics_version(specifics.version());
     83   if (!specifics_version.IsValid())
     84     LOG(FATAL) << "Attempt to sync bad ExtensionSpecifics.";
     85 
     86   // The update URL must be either empty or valid.
     87   GURL specifics_update_url(specifics.update_url());
     88   if (!specifics_update_url.is_empty() && !specifics_update_url.is_valid()) {
     89     LOG(FATAL) << "Attempt to sync bad ExtensionSpecifics.";
     90   }
     91 
     92   id_ = specifics.id();
     93   update_url_ = specifics_update_url;
     94   version_ = specifics_version;
     95   enabled_ = specifics.enabled();
     96   incognito_enabled_ = specifics.incognito_enabled();
     97   name_ = specifics.name();
     98 }
     99 
    100 void ExtensionSyncData::set_uninstalled(bool uninstalled) {
    101   uninstalled_ = uninstalled;
    102 }
    103 
    104 void ExtensionSyncData::PopulateFromSyncData(
    105     const syncer::SyncData& sync_data) {
    106   const sync_pb::EntitySpecifics& entity_specifics = sync_data.GetSpecifics();
    107 
    108   if (entity_specifics.has_extension()) {
    109     PopulateFromExtensionSpecifics(entity_specifics.extension());
    110   } else {
    111     LOG(FATAL) << "Attempt to sync bad EntitySpecifics.";
    112   }
    113 }
    114 
    115 }  // namespace extensions
    116