public async Task SaveRecord(PasswordRecord record, bool skipData = false, bool skipExtra = true) { SyncDownRecord existingRecord = null; if (!string.IsNullOrEmpty(record.Uid)) { records.TryGetValue(record.Uid, out existingRecord); } var updateRecord = new RecordUpdateRecord(); byte[] recordKey = null; if (existingRecord != null) { updateRecord.recordUid = existingRecord.recordUid; recordKey = existingRecord.unencryptedRecordKey; if (metaData.TryGetValue(existingRecord.recordUid, out SyncDownRecordMetaData sdrmd)) { if (sdrmd.recordKeyType == 2) { updateRecord.recordKey = CryptoUtils.EncryptAesV1(recordKey, Auth.DataKey).Base64UrlEncode(); } } updateRecord.revision = existingRecord.revision; ResolveRecordAccessPath(updateRecord); } else { updateRecord.recordUid = CryptoUtils.GenerateUid(); recordKey = CryptoUtils.GenerateEncryptionKey(); updateRecord.recordKey = CryptoUtils.EncryptAesV1(recordKey, Auth.DataKey).Base64UrlEncode(); updateRecord.revision = 0; } var settings = new DataContractJsonSerializerSettings { UseSimpleDictionaryFormat = true }; if (!skipData) { var dataSerializer = new DataContractJsonSerializer(typeof(RecordData), settings); RecordData existingData = null; if (existingRecord != null) { try { var unencrypted_data = CryptoUtils.DecryptAesV1(existingRecord.data.Base64UrlDecode(), existingRecord.unencryptedRecordKey); using (var ms = new MemoryStream(unencrypted_data)) { existingData = (RecordData)dataSerializer.ReadObject(ms); } } catch (Exception e) { Trace.TraceError("Decrypt Record: UID: {0}, {1}: \"{2}\"", existingRecord.recordUid, e.GetType().Name, e.Message); } } var data = record.ExtractRecordData(existingData); using (var ms = new MemoryStream()) { dataSerializer.WriteObject(ms, data); updateRecord.data = CryptoUtils.EncryptAesV1(ms.ToArray(), recordKey).Base64UrlEncode(); } } if (!skipExtra) { var extraSerializer = new DataContractJsonSerializer(typeof(RecordExtra), settings); RecordExtra existingExtra = null; if (existingRecord != null) { try { var unencrypted_extra = CryptoUtils.DecryptAesV1(existingRecord.extra.Base64UrlDecode(), existingRecord.unencryptedRecordKey); using (var ms = new MemoryStream(unencrypted_extra)) { existingExtra = (RecordExtra)extraSerializer.ReadObject(ms); } } catch (Exception e) { Trace.TraceError("Decrypt Record: UID: {0}, {1}: \"{2}\"", existingRecord.recordUid, e.GetType().Name, e.Message); } } var extra = record.ExtractRecordExtra(existingExtra); using (var ms = new MemoryStream()) { extraSerializer.WriteObject(ms, extra); updateRecord.extra = CryptoUtils.EncryptAesV1(ms.ToArray(), recordKey).Base64UrlEncode(); } var udata = new RecordUpdateUData(); var ids = new HashSet <string>(); if (record.Attachments != null) { foreach (var atta in record.Attachments) { ids.Add(atta.Id); if (atta.Thumbnails != null) { foreach (var thumb in atta.Thumbnails) { ids.Add(thumb.Id); } } } } udata.fileIds = ids.ToArray(); updateRecord.udata = udata; } var command = new RecordUpdateCommand(); if (existingRecord != null) { command.updateRecords = new RecordUpdateRecord[] { updateRecord }; } else { command.addRecords = new RecordUpdateRecord[] { updateRecord }; } var rs = await Auth.ExecuteAuthCommand <RecordUpdateCommand, RecordUpdateResponse>(command); await this.SyncDown(); }
public async Task AddRecord(PasswordRecord record, string folderUid) { IFolderNode node = null; if (!string.IsNullOrEmpty(folderUid)) { userFolders.TryGetValue(folderUid, out node); } var recordKey = CryptoUtils.GenerateEncryptionKey(); var recordAdd = new RecordAddCommand { recordUid = CryptoUtils.GenerateUid(), recordKey = CryptoUtils.EncryptAesV1(recordKey, Auth.DataKey).Base64UrlEncode(), recordType = "password" }; if (node == null) { recordAdd.folderType = "user_folder"; } else { switch (node.Type) { case FolderType.UserFolder: recordAdd.folderType = "user_folder"; recordAdd.folderUid = node.FolderUid; break; case FolderType.SharedFolder: case FolderType.SharedFolderForder: recordAdd.folderUid = node.FolderUid; recordAdd.folderType = node.Type == FolderType.SharedFolder ? "shared_folder" : "shared_folder_folder"; if (node is ISharedFolderNode sfn) { if (sharedFolders.TryGetValue(sfn.SharedFolderUid, out SyncDownSharedFolder sf)) { recordAdd.folderKey = CryptoUtils.EncryptAesV1(recordKey, sf.unencryptedSharedFolderKey).Base64UrlEncode(); } } if (string.IsNullOrEmpty(recordAdd.folderKey)) { throw new Exception(string.Format("Cannot resolve shared folder for folder UID", folderUid)); } break; } } var settings = new DataContractJsonSerializerSettings { UseSimpleDictionaryFormat = true }; var dataSerializer = new DataContractJsonSerializer(typeof(RecordData), settings); var data = record.ExtractRecordData(); using (var ms = new MemoryStream()) { dataSerializer.WriteObject(ms, data); recordAdd.data = CryptoUtils.EncryptAesV1(ms.ToArray(), recordKey).Base64UrlEncode(); } await Auth.ExecuteAuthCommand <RecordAddCommand>(recordAdd); await this.SyncDown(); }