Ported x86 Disassembler & PGP ops

src/core/operations/PGPDecrypt.mjs

@@ -0,0 +1,74 @@
+/**
+ * @author tlwr [toby@toby.codes]
+ * @copyright Crown Copyright 2017
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation";
+import * as kbpgp from "kbpgp";
+import { promisify } from "es6-promisify";
+import { ASP, importPrivateKey } from "../lib/PGP";
+
+/**
+ * PGP Decrypt operation
+ */
+class PGPDecrypt extends Operation {
+
+    /**
+     * PGPDecrypt constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "PGP Decrypt";
+        this.module = "PGP";
+        this.description = "Input: the ASCII-armoured PGP message you want to decrypt.\n<br><br>\nArguments: the ASCII-armoured PGP private key of the recipient, \n(and the private key password if necessary).\n<br><br>\nPretty Good Privacy is an encryption standard (OpenPGP) used for encrypting, decrypting, and signing messages.\n<br><br>\nThis function uses the Keybase implementation of PGP.";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [
+            {
+                "name": "Private key of recipient",
+                "type": "text",
+                "value": ""
+            },
+            {
+                "name": "Private key passphrase",
+                "type": "string",
+                "value": ""
+            }
+        ];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    async run(input, args) {
+        const encryptedMessage = input,
+            privateKey = args[0],
+            passphrase = args[1],
+            keyring = new kbpgp.keyring.KeyRing();
+        let plaintextMessage;
+
+        if (!privateKey) return "Enter the private key of the recipient.";
+
+        const key = await importPrivateKey(privateKey, passphrase);
+        keyring.add_key_manager(key);
+
+        try {
+            plaintextMessage = await promisify(kbpgp.unbox)({
+                armored: encryptedMessage,
+                keyfetch: keyring,
+                asp: ASP
+            });
+        } catch (err) {
+            throw `Couldn't decrypt message with provided private key: ${err}`;
+        }
+
+        return plaintextMessage.toString();
+    }
+
+}
+
+export default PGPDecrypt;