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// Copyright (c) 2006-2009 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 "chrome/browser/sync/engine/build_commit_command.h"
#include <set>
#include <string>
#include <vector>
#include "chrome/browser/sync/engine/syncer_proto_util.h"
#include "chrome/browser/sync/engine/syncer_util.h"
#include "chrome/browser/sync/sessions/sync_session.h"
#include "chrome/browser/sync/syncable/syncable.h"
#include "chrome/browser/sync/syncable/syncable_changes_version.h"
#include "chrome/browser/sync/util/sync_types.h"
using std::set;
using std::string;
using std::vector;
using syncable::ExtendedAttribute;
using syncable::Id;
using syncable::MutableEntry;
namespace browser_sync {
using sessions::SyncSession;
BuildCommitCommand::BuildCommitCommand() {}
BuildCommitCommand::~BuildCommitCommand() {}
void BuildCommitCommand::AddExtensionsActivityToMessage(
SyncSession* session, CommitMessage* message) {
const ExtensionsActivityMonitor::Records& records =
session->extensions_activity();
for (ExtensionsActivityMonitor::Records::const_iterator it = records.begin();
it != records.end(); ++it) {
sync_pb::CommitMessage_ChromiumExtensionsActivity* activity_message =
message->add_extensions_activity();
activity_message->set_extension_id(it->second.extension_id);
activity_message->set_bookmark_writes_since_last_commit(
it->second.bookmark_write_count);
}
}
void BuildCommitCommand::ExecuteImpl(SyncSession* session) {
ClientToServerMessage message;
message.set_share(session->context()->account_name());
message.set_message_contents(ClientToServerMessage::COMMIT);
CommitMessage* commit_message = message.mutable_commit();
commit_message->set_cache_guid(
session->write_transaction()->directory()->cache_guid());
AddExtensionsActivityToMessage(session, commit_message);
const vector<Id>& commit_ids = session->status_controller()->commit_ids();
for (size_t i = 0; i < commit_ids.size(); i++) {
Id id = commit_ids[i];
SyncEntity* sync_entry =
static_cast<SyncEntity*>(commit_message->add_entries());
sync_entry->set_id(id);
MutableEntry meta_entry(session->write_transaction(),
syncable::GET_BY_ID,
id);
CHECK(meta_entry.good());
// This is the only change we make to the entry in this function.
meta_entry.Put(syncable::SYNCING, true);
string name = meta_entry.Get(syncable::NON_UNIQUE_NAME);
CHECK(!name.empty()); // Make sure this isn't an update.
sync_entry->set_name(name);
// Set the non_unique_name. If we do, the server ignores
// the |name| value (using |non_unique_name| instead), and will return
// in the CommitResponse a unique name if one is generated.
// We send both because it may aid in logging.
sync_entry->set_non_unique_name(name);
// Deleted items with negative parent ids can be a problem so we set the
// parent to 0. (TODO(sync): Still true in protocol?).
Id new_parent_id;
if (meta_entry.Get(syncable::IS_DEL) &&
!meta_entry.Get(syncable::PARENT_ID).ServerKnows()) {
new_parent_id = session->write_transaction()->root_id();
} else {
new_parent_id = meta_entry.Get(syncable::PARENT_ID);
}
sync_entry->set_parent_id(new_parent_id);
// TODO(sync): Investigate all places that think transactional commits
// actually exist.
//
// This is the only logic we'll need when transactional commits are moved
// to the server. If our parent has changes, send up the old one so the
// server can correctly deal with multiple parents.
if (new_parent_id != meta_entry.Get(syncable::SERVER_PARENT_ID) &&
0 != meta_entry.Get(syncable::BASE_VERSION) &&
syncable::CHANGES_VERSION != meta_entry.Get(syncable::BASE_VERSION)) {
sync_entry->set_old_parent_id(meta_entry.Get(syncable::SERVER_PARENT_ID));
}
int64 version = meta_entry.Get(syncable::BASE_VERSION);
if (syncable::CHANGES_VERSION == version || 0 == version) {
// If this CHECK triggers during unit testing, check that we haven't
// altered an item that's an unapplied update.
CHECK(!id.ServerKnows()) << meta_entry;
sync_entry->set_version(0);
} else {
CHECK(id.ServerKnows()) << meta_entry;
sync_entry->set_version(meta_entry.Get(syncable::BASE_VERSION));
}
sync_entry->set_ctime(ClientTimeToServerTime(
meta_entry.Get(syncable::CTIME)));
sync_entry->set_mtime(ClientTimeToServerTime(
meta_entry.Get(syncable::MTIME)));
set<ExtendedAttribute> extended_attributes;
meta_entry.GetAllExtendedAttributes(
session->write_transaction(), &extended_attributes);
set<ExtendedAttribute>::iterator iter;
sync_pb::ExtendedAttributes* mutable_extended_attributes =
sync_entry->mutable_extended_attributes();
for (iter = extended_attributes.begin(); iter != extended_attributes.end();
++iter) {
sync_pb::ExtendedAttributes_ExtendedAttribute *extended_attribute =
mutable_extended_attributes->add_extendedattribute();
extended_attribute->set_key(iter->key());
SyncerProtoUtil::CopyBlobIntoProtoBytes(iter->value(),
extended_attribute->mutable_value());
}
// Deletion is final on the server, let's move things and then delete them.
if (meta_entry.Get(syncable::IS_DEL)) {
sync_entry->set_deleted(true);
} else if (meta_entry.Get(syncable::IS_BOOKMARK_OBJECT)) {
sync_pb::SyncEntity_BookmarkData* bookmark =
sync_entry->mutable_bookmarkdata();
bookmark->set_bookmark_folder(meta_entry.Get(syncable::IS_DIR));
const Id& prev_id = meta_entry.Get(syncable::PREV_ID);
string prev_string = prev_id.IsRoot() ? string() : prev_id.GetServerId();
sync_entry->set_insert_after_item_id(prev_string);
if (!meta_entry.Get(syncable::IS_DIR)) {
string bookmark_url = meta_entry.Get(syncable::BOOKMARK_URL);
bookmark->set_bookmark_url(bookmark_url);
SyncerProtoUtil::CopyBlobIntoProtoBytes(
meta_entry.Get(syncable::BOOKMARK_FAVICON),
bookmark->mutable_bookmark_favicon());
}
}
}
session->status_controller()->mutable_commit_message()->CopyFrom(message);
}
} // namespace browser_sync
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