From f229e4a8251852319029ab7363f4a18cb40fb346 Mon Sep 17 00:00:00 2001
From: Matthew R <matthew@staff.libraryofcode.org>
Date: Fri, 27 Dec 2019 21:55:21 -0500
Subject: [PATCH] add parseCertificate typescript bindings

---
 src/functions/parseCertificate.ts | 61 +++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 src/functions/parseCertificate.ts

diff --git a/src/functions/parseCertificate.ts b/src/functions/parseCertificate.ts
new file mode 100644
index 0000000..2f45301
--- /dev/null
+++ b/src/functions/parseCertificate.ts
@@ -0,0 +1,61 @@
+import { Client } from '..';
+
+export interface Certificate {
+  subject: {
+    commonName: string,
+    emailAddress: string
+    organizationName: string,
+    organizationalUnitName: string,
+    countryName: string,
+  },
+  issuer: {
+    commonName: string
+    emailAddress: null,
+    organizationName: string,
+    organizationalUnitName: string,
+    countryName: string,
+  },
+  extensions: {
+    keyUsage: '[ Not implemented by executable ]',
+    extendedKeyUsage: string[],
+    certificatePolicies: string[],
+  },
+  serial: string,
+  fingerPrint: string,
+  signatureAlgorithm: string,
+  publicKeyAlgorithm: string,
+  notBefore: Date,
+  notAfter: Date,
+}
+
+export default async function parseCertificate(client: Client, pathToCertificate: string): Promise<Certificate> {
+  const result = await client.util.exec(`${__dirname}/../bin/checkCertificate ${pathToCertificate}`);
+  const parsedObject = JSON.parse(result);
+  return {
+    subject: {
+      commonName: parsedObject.RawParse.Subject.CommonName,
+      emailAddress: parsedObject.AbstractParse.EmailAddress,
+      organizationName: parsedObject.RawParse.Subject.Organization[0],
+      organizationalUnitName: parsedObject.RawParse.Subject.OrganizationalUnit[0],
+      countryName: parsedObject.RawParse.Subject.Country[0],
+    },
+    issuer: {
+      commonName: parsedObject.RawParse.Issuer.CommonName,
+      emailAddress: null,
+      organizationName: parsedObject.RawParse.Issuer.Organization[0],
+      organizationalUnitName: parsedObject.RawParse.Issuer.OrganizationalUnit[0],
+      countryName: parsedObject.RawParse.Issuer.Country[0],
+    },
+    extensions: {
+      keyUsage: '[ Not implemented by executable ]',
+      extendedKeyUsage: parsedObject.AbstractParse.ExtendedKeyUsage,
+      certificatePolicies: parsedObject.AbstractParse.PolicyIdentifiers,
+    },
+    serial: parsedObject.AbstractParse.SerialNumber,
+    fingerPrint: parsedObject.AbstractParse.FingerPrint,
+    signatureAlgorithm: parsedObject.AbstractParse.SignatureAlgorithm,
+    publicKeyAlgorithm: parsedObject.AbstractParse.PublicKeyAlgorithm,
+    notBefore: new Date(parsedObject.RawParse.NotBefore),
+    notAfter: new Date(parsedObject.RawParse.NotAfter),
+  };
+}