12a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Copyright 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "sync/internal_api/public/read_node.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/logging.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "sync/internal_api/public/base_transaction.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "sync/syncable/entry.h" 102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "sync/syncable/syncable_base_transaction.h" 112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "sync/syncable/syncable_util.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace syncer { 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)////////////////////////////////////////////////////////////////////////// 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ReadNode member definitions 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)ReadNode::ReadNode(const BaseTransaction* transaction) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : entry_(NULL), transaction_(transaction) { 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(transaction); 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)ReadNode::ReadNode() { 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) entry_ = NULL; 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) transaction_ = NULL; 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)ReadNode::~ReadNode() { 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delete entry_; 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void ReadNode::InitByRootLookup() { 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!entry_) << "Init called twice"; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) syncable::BaseTransaction* trans = transaction_->GetWrappedTrans(); 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) entry_ = new syncable::Entry(trans, syncable::GET_BY_ID, trans->root_id()); 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!entry_->good()) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(false) << "Could not lookup root node for reading."; 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)BaseNode::InitByLookupResult ReadNode::InitByIdLookup(int64 id) { 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!entry_) << "Init called twice"; 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK_NE(id, kInvalidId); 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) syncable::BaseTransaction* trans = transaction_->GetWrappedTrans(); 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) entry_ = new syncable::Entry(trans, syncable::GET_BY_HANDLE, id); 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!entry_->good()) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return INIT_FAILED_ENTRY_NOT_GOOD; 46d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) if (entry_->GetIsDel()) 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return INIT_FAILED_ENTRY_IS_DEL; 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ModelType model_type = GetModelType(); 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG_IF(WARNING, model_type == UNSPECIFIED || model_type == TOP_LEVEL_FOLDER) 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << "SyncAPI InitByIdLookup referencing unusual object."; 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return DecryptIfNecessary() ? INIT_OK : INIT_FAILED_DECRYPT_IF_NECESSARY; 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)BaseNode::InitByLookupResult ReadNode::InitByClientTagLookup( 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ModelType model_type, 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& tag) { 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!entry_) << "Init called twice"; 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (tag.empty()) 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return INIT_FAILED_PRECONDITION; 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string hash = syncable::GenerateSyncableHash(model_type, tag); 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) entry_ = new syncable::Entry(transaction_->GetWrappedTrans(), 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) syncable::GET_BY_CLIENT_TAG, hash); 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!entry_->good()) 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return INIT_FAILED_ENTRY_NOT_GOOD; 67d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) if (entry_->GetIsDel()) 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return INIT_FAILED_ENTRY_IS_DEL; 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return DecryptIfNecessary() ? INIT_OK : INIT_FAILED_DECRYPT_IF_NECESSARY; 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const syncable::Entry* ReadNode::GetEntry() const { 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return entry_; 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const BaseTransaction* ReadNode::GetTransaction() const { 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return transaction_; 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8046d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)BaseNode::InitByLookupResult ReadNode::InitByTagLookupForBookmarks( 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& tag) { 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!entry_) << "Init called twice"; 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (tag.empty()) 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return INIT_FAILED_PRECONDITION; 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) syncable::BaseTransaction* trans = transaction_->GetWrappedTrans(); 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) entry_ = new syncable::Entry(trans, syncable::GET_BY_SERVER_TAG, tag); 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!entry_->good()) 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return INIT_FAILED_ENTRY_NOT_GOOD; 89d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) if (entry_->GetIsDel()) 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return INIT_FAILED_ENTRY_IS_DEL; 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ModelType model_type = GetModelType(); 9246d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) DCHECK_EQ(model_type, BOOKMARKS) 9346d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) << "InitByTagLookup deprecated for all types except bookmarks."; 9446d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) return DecryptIfNecessary() ? INIT_OK : INIT_FAILED_DECRYPT_IF_NECESSARY; 9546d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)} 9646d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) 9746d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)BaseNode::InitByLookupResult ReadNode::InitTypeRoot(ModelType type) { 9846d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) DCHECK(!entry_) << "Init called twice"; 9946d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) if (!IsRealDataType(type)) 10046d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) return INIT_FAILED_PRECONDITION; 10146d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) syncable::BaseTransaction* trans = transaction_->GetWrappedTrans(); 10246d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) entry_ = new syncable::Entry(trans, syncable::GET_TYPE_ROOT, type); 10346d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) if (!entry_->good()) 10446d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) return INIT_FAILED_ENTRY_NOT_GOOD; 10546d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) if (entry_->GetIsDel()) 10646d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) return INIT_FAILED_ENTRY_IS_DEL; 10746d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) ModelType found_model_type = GetModelType(); 10846d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) LOG_IF(WARNING, found_model_type == UNSPECIFIED || 10946d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) found_model_type == TOP_LEVEL_FOLDER) 11046d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) << "SyncAPI InitTypeRoot referencing unusually typed object."; 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return DecryptIfNecessary() ? INIT_OK : INIT_FAILED_DECRYPT_IF_NECESSARY; 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace syncer 115