xml-fiesta/lib/signature.js

Electronic signed document XML Protocol for Node & Browser

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var certificate_1 = require("./certificate");
var errors_1 = require("./errors");
var common_1 = require("./common");
var Signature = (function () {
    function Signature(cer, signature, signedAt, email, ePassInfo) {
        this.signature = signature;
        if (!ePassInfo) {
            ePassInfo = {};
        }
        var content = ePassInfo.content, algorithm = ePassInfo.algorithm, iterations = ePassInfo.iterations, keySize = ePassInfo.keySize;
        this.ePassInfo = { algorithm: algorithm, iterations: iterations, keySize: keySize };
        this.ePassContent = content;
        this.signedAt = signedAt;
        this.email = email;
        if (!this.signedAt) {
            throw new errors_1.ArgumentError('Signature must have signedAt');
        }
        if (!cer) {
            throw new errors_1.ArgumentError('Signature must have cer');
        }
        this.certificate = new certificate_1.default(null, cer);
        if (this.email == null) {
            this.email = this.certificate.email();
        }
        this.signer = {
            id: this.certificate.owner_id(),
            name: this.certificate.owner(),
            email: this.email,
        };
    }
    Signature.prototype.ePass = function (format) {
        if ((format === 'hex') || !format) {
            return this.ePassContent;
        }
        if (format === 'base64') {
            return common_1.hextoB64(this.ePassContent);
        }
        throw new errors_1.ArgumentError("unknown format " + format);
    };
    Signature.prototype.sig = function (format) {
        if ((format === 'hex') || !format) {
            return this.signature;
        }
        if (format === 'base64') {
            return common_1.hextoB64(this.signature);
        }
        throw new errors_1.ArgumentError("unknown format " + format);
    };
    Signature.prototype.valid = function (hash) {
        if (!hash) {
            throw new errors_1.ArgumentError('hash is required');
        }
        return this.certificate.verifyString(hash, this.signature);
    };
    return Signature;
}());
exports.default = Signature;
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