cadesjs/build/DirectoryString.js

CAdESjs gives you an ability to make CAdES signatures on pure JavaScript. The libray made with latest CAdES standards in mind

"use strict";

Object.defineProperty(exports, "__esModule", {
	value: true
});

var _asn1js = require("asn1js");

var asn1js = _interopRequireWildcard(_asn1js);

var _pvutils = require("pvutils");

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }

//**************************************************************************************
class DirectoryString {
	//**********************************************************************************
	/**
  * Constructor for DirectoryString class
  * @param {Object} [parameters={}]
  * @property {Object} [schema] asn1js parsed value
  */
	constructor(parameters = {}) {
		//region Internal properties of the object
		/**
   * @type {number}
   * @description 0 - TELETEXSTRING, 1 - PRINTABLESTRING, 2 - UNIVERSALSTRING, 3 - UTF8STRING, 4 - BMPSTRING
   */
		this.type = (0, _pvutils.getParametersValue)(parameters, "type", DirectoryString.defaultValues("type"));
		/**
   * @type {Array}
   * @description value
   */
		this.value = (0, _pvutils.getParametersValue)(parameters, "value", DirectoryString.defaultValues("value"));
		//endregion

		//region If input argument array contains "schema" for this object
		if ("schema" in parameters) this.fromSchema(parameters.schema);
		//endregion
	}
	//**********************************************************************************
	/**
  * Return default values for all class members
  * @param {string} memberName String name for a class member
  */
	static defaultValues(memberName) {
		switch (memberName) {
			case "type":
				return -1;
			case "value":
				return "";
			default:
				throw new Error(`Invalid member name for DirectoryString class: ${memberName}`);
		}
	}
	//**********************************************************************************
	/**
  * Compare values with default values for all class members
  * @param {string} memberName String name for a class member
  * @param {*} memberValue Value to compare with default value
  */
	static compareWithDefault(memberName, memberValue) {
		switch (memberName) {
			case "type":
				return memberValue === DirectoryString.defaultValues(memberName);
			case "values":
				return memberValue === "";
			default:
				throw new Error(`Invalid member name for DirectoryString class: ${memberName}`);
		}
	}
	//**********************************************************************************
	/**
  * Convert parsed asn1js object into current class
  * @param {!Object} schema
  */
	fromSchema(schema) {
		//region Check the schema is valid
		const asn1 = asn1js.compareSchema(schema, schema, new asn1js.Choice({
			value: [new asn1js.TeletexString({ name: "directoryString" }), new asn1js.PrintableString({ name: "directoryString" }), new asn1js.UniversalString({ name: "directoryString" }), new asn1js.Utf8String({ name: "directoryString" }), new asn1js.BmpString({ name: "directoryString" })]
		}));

		if (asn1.verified === false) throw new Error("Object's schema was not verified against input data for DirectoryString");
		//endregion

		//region Get internal properties from parsed schema
		// noinspection JSUnresolvedVariable
		this.value = asn1.result.directoryString.valueBlock.value;

		// noinspection JSUnresolvedVariable
		switch (asn1.result.directoryString.idBlock.tagNumber) {
			case 20:
				// TELETEXSTRING
				this.type = 0;
				break;
			case 19:
				// PRINTABLESTRING
				this.type = 1;
				break;
			case 28:
				// UNIVERSALSTRING
				this.type = 2;
				break;
			case 12:
				// UTF8STRING
				this.type = 3;
				break;
			case 30:
				// BMPSTRING
				this.type = 4;
				break;
			default:
				throw new Error("Object's schema was not verified against input data for DirectoryString");
		}
		//endregion
	}
	//**********************************************************************************
	/**
  * Convert current object to asn1js object and set correct values
  * @returns {Object} asn1js object
  */
	toSchema() {
		//region Create array for output sequence
		let result;

		switch (this.type) {
			case 0:
				// TELETEXSTRING
				result = new asn1js.TeletexString({ value: this.value });
				break;
			case 1:
				// PRINTABLESTRING
				result = new asn1js.PrintableString({ value: this.value });
				break;
			case 2:
				// UNIVERSALSTRING
				result = new asn1js.UniversalString({ value: this.value });
				break;
			case 3:
				// UTF8STRING
				result = new asn1js.Utf8String({ value: this.value });
				break;
			case 4:
				// BMPSTRING
				result = new asn1js.BmpString({ value: this.value });
				break;
			default:
				throw new Error("Incorrectly initialized data for \"DirectoryString\" class");
		}
		//endregion

		//region Construct and return new ASN.1 schema for this object
		return result;
		//endregion
	}
	//**********************************************************************************
	/**
  * Convertion for the class to JSON object
  * @returns {Object}
  */
	toJSON() {
		return {
			value: this.value,
			type: this.type
		};
	}
	//**********************************************************************************
}
exports.default = DirectoryString; //**************************************************************************************
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