Merge branch 'parse-objectid-timestamp' of https://github.com/dmfj/CyberChef into dmfj-parse-objectid-timestamp

src/core/operations/ParseObjectIdTimestamp.mjs

@@ -0,0 +1,47 @@
+/**
+ * @author dmfj [dominic@dmfj.io]
+ * @copyright Crown Copyright 2020
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+import OperationError from "../errors/OperationError.mjs";
+import BSON from "bson";
+
+/**
+ * Parse ObjectId timestamp operation
+ */
+class ParseObjectIdTimestamp extends Operation {
+
+    /**
+     * ParseObjectIdTimestamp constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "Parse ObjectId timestamp";
+        this.module = "Default";
+        this.description = "Parse timestamp from MongoDB/BSON ObjectId hex string.";
+        this.infoURL = "https://docs.mongodb.com/manual/reference/method/ObjectId.getTimestamp/";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+        try {
+            const objectId = new BSON.ObjectID(input);
+            return objectId.getTimestamp().toISOString();
+        } catch (err) {
+            throw new OperationError(err);
+        }
+    }
+
+}
+
+export default ParseObjectIdTimestamp;