saml-login/lib/crypto.js

SAML 2.0 implementation for Node.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.removeCertPEMHeaderAndFooter = exports.generateUniqueId = exports.certToPEM = exports.keyToPEM = void 0;
const crypto = require("crypto");
const keyToPEM = (key) => {
    const bufferedKey = Buffer.from(key.replace(/[ \t\f]/g, '').replace(/-{5}.*-{5}/g, '').replace(/\r?\n/g, ''), 'base64');
    const keyObject = crypto.createPrivateKey({ key: bufferedKey, format: 'der', type: 'pkcs8' });
    return keyObject.export({ format: 'pem', type: 'pkcs8' });
};
exports.keyToPEM = keyToPEM;
const certToPEM = (cert) => {
    if (cert.indexOf("-BEGIN CERTIFICATE-") !== -1 && cert.indexOf("-END CERTIFICATE-") !== -1) {
        return cert.replace(/[ \t\f]/g, '').replace('BEGINCERTIFICATE', 'BEGIN CERTIFICATE').replace('ENDCERTIFICATE', 'END CERTIFICATE');
    }
    cert = cert.match(/.{1,64}/g).join("\n");
    if (cert.indexOf("-BEGIN CERTIFICATE-") === -1)
        cert = "-----BEGIN CERTIFICATE-----\n" + cert;
    if (cert.indexOf("-END CERTIFICATE-") === -1)
        cert = cert + "\n-----END CERTIFICATE-----\n";
    return cert;
};
exports.certToPEM = certToPEM;
const generateUniqueId = () => {
    return "_" + crypto.randomBytes(64).toString("hex");
};
exports.generateUniqueId = generateUniqueId;
const removeCertPEMHeaderAndFooter = (certificate) => {
    certificate = certificate.replace(/-+BEGIN CERTIFICATE-+\r?\n?/, "");
    certificate = certificate.replace(/-+END CERTIFICATE-+\r?\n?/, "");
    certificate = certificate.replace(/\r\n/g, "\n");
    return certificate;
};
exports.removeCertPEMHeaderAndFooter = removeCertPEMHeaderAndFooter;
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