feat: world news aggregator from RSS (BBC, HN, BBC中文)

scripts/fetch_news.py

@@ -0,0 +1,60 @@
+"""Fetch world news from RSS feeds and save for the daily brief page."""
+import json
+import os
+import feedparser
+from datetime import datetime, timezone, timedelta
+
+OUTPUT = "/var/www/nav/data/news.json"
+tz = timezone(timedelta(hours=8))
+
+# RSS feeds - balanced selection of world news sources
+FEEDS = [
+    {"name": "BBC World", "url": "http://feeds.bbci.co.uk/news/world/rss.xml", "lang": "en"},
+    {"name": "BBC \u4e2d\u6587", "url": "https://www.bbc.com/zhongwen/simp/index.xml", "lang": "zh"},
+    {"name": "Reuters", "url": "https://www.reutersagency.com/feed/", "lang": "en"},
+    {"name": "HN", "url": "https://hnrss.org/frontpage?count=10", "lang": "en"},
+]
+
+MAX_PER_FEED = 8
+MAX_TOTAL = 30
+
+
+def fetch_news():
+    items = []
+    for feed_info in FEEDS:
+        try:
+            feed = feedparser.parse(feed_info["url"])
+            for entry in feed.entries[:MAX_PER_FEED]:
+                items.append({
+                    "title": entry.get("title", ""),
+                    "link": entry.get("link", ""),
+                    "summary": entry.get("summary", "")[:200],
+                    "published": entry.get("published", ""),
+                    "source": feed_info["name"],
+                    "lang": feed_info["lang"],
+                })
+            print(f"  {feed_info['name']}: {len(feed.entries[:MAX_PER_FEED])} items")
+        except Exception as e:
+            print(f"  {feed_info['name']}: ERROR - {e}")
+
+    # Sort by published time (newest first), but keep feeds mixed
+    items.sort(key=lambda x: x.get("published", ""), reverse=True)
+
+    result = {
+        "updated_at": datetime.now(tz).strftime("%Y-%m-%d %H:%M"),
+        "total": len(items),
+        "items": items[:MAX_TOTAL],
+        "sources": [f["name"] for f in FEEDS],
+    }
+
+    os.makedirs(os.path.dirname(OUTPUT), exist_ok=True)
+    with open(OUTPUT, "w", encoding="utf-8") as f:
+        json.dump(result, f, ensure_ascii=False, indent=2)
+
+    print(f"\nTotal: {len(items)} items -> {OUTPUT}")
+    return result
+
+
+if __name__ == "__main__":
+    print(f"Fetching news at {datetime.now(tz).strftime('%Y-%m-%d %H:%M')}")
+    fetch_news()