Convert URL operations

Delete legacy URL module

src/core/operations/URLDecode.mjs

@@ -0,0 +1,44 @@
+/**
+ * @author n1474335 [n1474335@gmail.com]
+ * @copyright Crown Copyright 2016
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation";
+
+/**
+ * URL Decode operation
+ */
+class URLDecode extends Operation {
+
+    /**
+     * URLDecode constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "URL Decode";
+        this.module = "URL";
+        this.description = "Converts URI/URL percent-encoded characters back to their raw values.<br><br>e.g. <code>%3d</code> becomes <code>=</code>";
+        this.inputType = "string";
+        this.outputType = "string";
+        this.args = [];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+        const data = input.replace(/\+/g, "%20");
+        try {
+            return decodeURIComponent(data);
+        } catch (err) {
+            return unescape(data);
+        }
+    }
+
+}
+
+export default URLDecode;