ESM: Ported PublicKey operations

src/core/operations/PEMToHex.mjs

@@ -0,0 +1,50 @@
+/**
+ * @author n1474335 [n1474335@gmail.com]
+ * @copyright Crown Copyright 2016
+ * @license Apache-2.0
+ */
+
+import r from "jsrsasign";
+import Operation from "../Operation";
+
+/**
+ * PEM to Hex operation
+ */
+class PEMToHex extends Operation {
+
+    /**
+     * PEMToHex constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "PEM to Hex";
+        this.module = "PublicKey";
+        this.description = "Converts PEM (Privacy Enhanced Mail) format to a hexadecimal DER (Distinguished Encoding Rules) string.";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+        if (input.indexOf("-----BEGIN") < 0) {
+            // Add header so that the KEYUTIL function works
+            input = "-----BEGIN CERTIFICATE-----" + input;
+        }
+        if (input.indexOf("-----END") < 0) {
+            // Add footer so that the KEYUTIL function works
+            input = input + "-----END CERTIFICATE-----";
+        }
+        const cert = new r.X509();
+        cert.readCertPEM(input);
+        return cert.hex;
+    }
+
+}
+
+export default PEMToHex;