New operation: Extract URI to JSON

src/core/operations/ExtractURI.mjs

@@ -0,0 +1,58 @@
+/**
+ * @author David Tomaschik [dwt@google.com]
+ * @copyright Google LLC 2024
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation.mjs";
+
+/**
+ * Extract a URI to JSON Operation
+ */
+class ExtractURI extends Operation {
+    /**
+     * ExtractURI Constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "Extract URI";
+        this.module = "URL";
+        this.description = "Extract components of URI to JSON for further processing.";
+        this.infoURL = "https://wikipedia.org/wiki/Uniform_Resource_Identifier";
+        this.inputType = "string";
+        this.outputType = "JSON";
+        this.args = [];
+    }
+
+    /**
+     * @param {string} input
+     * @param {Object[]} args
+     * @returns {JSON}
+     */
+    run(input, args) {
+        const uri = new URL(input);
+        const pieces = {};
+        // Straight copy some attributes
+        ['protocol', 'hostname', 'port', 'username', 'password', 'pathname', 'hash'
+            ].forEach((name) => {
+                if (uri[name]) pieces[name] = uri[name];
+        });
+        // Now handle query params
+        const params = uri.searchParams;
+        if (params.size) {
+            pieces['query'] = {};
+            for (const name of params.keys()) {
+                const values = params.getAll(name);
+                if (values.length > 1) {
+                    pieces['query'][name] = values;
+                } else {
+                    pieces['query'][name] = values[0];
+                }
+            }
+        }
+        return pieces;
+    }
+};
+
+export default ExtractURI;