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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 | 1x 1x 15x 15x 15x 15x 15x 1x 7x 1x 1x 12x 1x 1x | /** * Copyright 2019 NEM * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ // internal dependencies import { ExportMnemonicDataSchema, QRCode, QRCodeDataSchema, QRCodeInterface, QRCodeType, } from '../index'; import {INetworkType} from "./sdk"; class MnemonicQR extends QRCode implements QRCodeInterface { /** * Construct a Mnemonic Export QR Code out of the * MnemonicPassPhrase and Password instances. * * @param mnemonic {string} * @param password {Password} * @param networkType {NetworkType} * @param generationHash {string} */ constructor(/** * The mnemonic pass phrase to be exported */ public readonly mnemonicPlainText: string, /** * The network type. */ public readonly networkType: INetworkType, /** * The network generation hash. */ public readonly generationHash: string, /** * Optional password for encryption when not provided means non-password-protected * @var {string} */ public readonly password?: string) { super(QRCodeType.ExportMnemonic, networkType, generationHash, password !== undefined); } /** * Parse a JSON QR code content into a MnemonicQR * object. * * @param json {string} * @param password {string=} Optional password * @return {MnemonicQR} * @throws {Error} On empty `json` given. * @throws {Error} On missing `type` field value. * @throws {Error} On unrecognized QR code `type` field value. */ public static fromJSON( json: string, password?: string, ): MnemonicQR { // create the QRCode object from JSON return ExportMnemonicDataSchema.parse(json, password); } /** * The `getTypeNumber()` method should return the * version number for QR codes of the underlying class. * * @see https://en.wikipedia.org/wiki/QR_code#Storage * @see {QRUtil.MAX_LENGTH} * @return {number} */ public getTypeNumber(): number { // Type version for MnemonicQR is Version 20, uses correction level M // This type of QR can hold up to 666 binary bytes. return 20; } /** * The `getSchema()` method should return an instance * of a sub-class of QRCodeDataSchema which describes * the QR Code data. * * @return {QRCodeDataSchema} */ public getSchema(): QRCodeDataSchema { return new ExportMnemonicDataSchema(); } } export {MnemonicQR}; |