chore: import upstream snapshot with attribution

clis/google/utils.js

@@ -0,0 +1,23 @@
+/**
+ * Google adapter utilities.
+ * Shared RSS parser for news and trends commands.
+ */
+/**
+ * Parse RSS XML by splitting into <item> blocks, then extracting fields per block.
+ * Handles both plain text and CDATA-wrapped content.
+ */
+export function parseRssItems(xml, fields) {
+    const items = xml.match(/<item>([\s\S]*?)<\/item>/g) || [];
+    return items.map(block => {
+        const record = {};
+        for (const field of fields) {
+            // Escape regex special characters in field name (e.g. ht:approx_traffic is safe, but defensive)
+            const escaped = field.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
+            // Handle tags with attributes (e.g. <source url="...">text</source>) and CDATA wrapping
+            // (?:\s[^>]*)? ensures we don't match prefix tags (e.g. <sourceUrl> when looking for <source>)
+            const match = block.match(new RegExp(`<${escaped}(?:\\s[^>]*)?>(?:<!\\[CDATA\\[)?([\\s\\S]*?)(?:\\]\\]>)?</${escaped}>`));
+            record[field] = match ? match[1].trim() : '';
+        }
+        return record;
+    });
+}