hash
c72ea72bae
- Added arxiv.py plugin for searching academic papers on arXiv.org - Added news.py plugin for fetching news from GNews API - Added hackernews.py plugin for fetching stories from Hacker News - All plugins now output results in collapsible <details> tags for better UX - Enhanced funguy.py with improved error handling, logging, and plugin management - Updated help.py and README.md with documentation for new plugins - Added !plugins command to list loaded plugins - Improved configuration loading and plugin disable/enable functionality
235 lines
7.4 KiB
Python
235 lines
7.4 KiB
Python
"""
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News Aggregator Plugin for Funguy Bot
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Fetches latest headlines from various news categories using GNews API.
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Free tier: 100 requests/day
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Commands:
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!news - Get top headlines (default)
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!news top - Top headlines
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!news world - World news
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!news tech - Technology news
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!news business - Business news
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!news science - Science news
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!news health - Health news
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!news crypto - Cryptocurrency news
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!news search <query> - Search for specific news
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"""
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import logging
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import aiohttp
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import os
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from typing import Optional, Dict, Any, List
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from dotenv import load_dotenv
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# Load environment variables
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load_dotenv()
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# ---------------------------------------------------------------------------
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# Configuration
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# ---------------------------------------------------------------------------
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# Get API key from environment variable
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GNEWS_API_KEY = os.getenv("GNEWS_API_KEY")
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# Number of articles to return per command
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DEFAULT_ARTICLES = 5
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MAX_ARTICLES = 10
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# Category mapping
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CATEGORIES = {
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"top": "general",
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"world": "world",
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"tech": "technology",
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"business": "business",
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"entertainment": "entertainment",
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"science": "science",
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"health": "health",
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"sports": "sports",
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"crypto": "cryptocurrency"
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}
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# ---------------------------------------------------------------------------
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# Helper Functions
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# ---------------------------------------------------------------------------
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def _format_collapsible(title: str, content: str, expanded: bool = False) -> str:
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"""Format content in a collapsible details/summary block."""
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open_attr = ' open' if expanded else ''
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return f"<details{open_attr}>\n<summary>📰 {title}</summary>\n\n{content}\n\n</details>"
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def _format_news_article(article: Dict, index: int) -> str:
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"""Format a single news article as an HTML list item."""
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title = article.get("title", "No title")
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source = article.get("source", {}).get("name", "Unknown source")
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url = article.get("url", "#")
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description = article.get("description", "No description available")
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published = article.get("publishedAt", "")
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# Truncate description if too long
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if len(description) > 300:
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description = description[:297] + "..."
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# Format date if available
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date_str = ""
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if published:
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try:
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from datetime import datetime
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dt = datetime.fromisoformat(published.replace('Z', '+00:00'))
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date_str = f" | 📅 {dt.strftime('%Y-%m-%d %H:%M')}"
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except:
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pass
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return (
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f"<li>\n"
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f"<strong>{index}. {title}</strong><br/>\n"
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f"📰 <strong>Source:</strong> {source}{date_str}<br/>\n"
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f"📝 <strong>Summary:</strong> {description}<br/>\n"
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f"🔗 <a href='{url}'>{url}</a>\n"
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f"</li>"
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)
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async def _fetch_news(category: str = "general", query: str = None, limit: int = DEFAULT_ARTICLES) -> Optional[List[Dict]]:
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"""Fetch news articles from GNews API."""
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if not GNEWS_API_KEY:
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logging.error("GNews API key not configured. Set GNEWS_API_KEY in .env file")
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return None
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base_url = "https://gnews.io/api/v4"
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if query:
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# Search endpoint
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url = f"{base_url}/search"
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params = {
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"q": query,
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"apikey": GNEWS_API_KEY,
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"lang": "en",
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"max": limit,
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"country": "us"
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}
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else:
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# Top headlines endpoint
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url = f"{base_url}/top-headlines"
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params = {
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"apikey": GNEWS_API_KEY,
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"lang": "en",
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"country": "us",
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"max": limit
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}
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if category and category != "general":
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params["category"] = category
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try:
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async with aiohttp.ClientSession() as session:
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async with session.get(url, params=params) as response:
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if response.status == 200:
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data = await response.json()
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return data.get("articles", [])
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else:
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logging.error(f"GNews API error: {response.status}")
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return None
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except Exception as e:
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logging.error(f"Error fetching news: {e}")
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return None
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# ---------------------------------------------------------------------------
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# Plugin Setup
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# ---------------------------------------------------------------------------
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def setup(bot):
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"""Initialize plugin with bot instance."""
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global GNEWS_API_KEY
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GNEWS_API_KEY = os.getenv("GNEWS_API_KEY")
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if GNEWS_API_KEY:
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logging.info("News plugin loaded with API key")
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else:
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logging.warning("News plugin loaded but GNEWS_API_KEY not set in .env file")
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# ---------------------------------------------------------------------------
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# Command Handler
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# ---------------------------------------------------------------------------
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async def handle_command(room, message, bot, prefix, config):
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"""Handle !news commands."""
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import simplematrixbotlib as botlib
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match = botlib.MessageMatch(room, message, bot, prefix)
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if not (match.is_not_from_this_bot() and match.prefix() and match.command("news")):
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return
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global GNEWS_API_KEY
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if not GNEWS_API_KEY:
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GNEWS_API_KEY = os.getenv("GNEWS_API_KEY")
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if not GNEWS_API_KEY:
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await bot.api.send_text_message(
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room.room_id,
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"⚠️ News plugin is not configured. Please set GNEWS_API_KEY in .env file and restart the bot."
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)
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return
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args = match.args()
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# Parse command arguments
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category = "top"
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query = None
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limit = DEFAULT_ARTICLES
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if args:
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command = args[0].lower()
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if len(args) >= 2 and args[-1].isdigit():
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limit = min(int(args[-1]), MAX_ARTICLES)
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args = args[:-1]
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if args:
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command = args[0].lower()
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if command == "search" and len(args) >= 2:
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query = " ".join(args[1:])
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category = None
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elif command in CATEGORIES:
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category = CATEGORIES[command]
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else:
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query = " ".join(args)
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category = None
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# Fetch news
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if query:
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await bot.api.send_text_message(room.room_id, f"🔍 Searching for: *{query}*...")
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articles = await _fetch_news(query=query, limit=limit)
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title = f"Search Results: '{query}'"
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else:
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articles = await _fetch_news(category=category, limit=limit)
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category_name = next((k for k, v in CATEGORIES.items() if v == category), category)
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title = f"Top {category_name.title()} News"
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if not articles:
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await bot.api.send_text_message(room.room_id, "❌ Failed to fetch news or no results found.")
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return
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# Build content as HTML list
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content = "<ul>\n"
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for i, article in enumerate(articles[:limit], 1):
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content += _format_news_article(article, i) + "\n"
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content += f"</ul>\n\n<em>Fetched {len(articles[:limit])} articles</em>"
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# Format as collapsible and send
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response = _format_collapsible(title, content, expanded=False)
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await bot.api.send_markdown_message(room.room_id, response)
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logging.info(f"Sent news to {room.room_id}: category={category}, query={query}")
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# ---------------------------------------------------------------------------
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# Plugin Metadata
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# ---------------------------------------------------------------------------
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__version__ = "1.0.0"
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__author__ = "Funguy Bot"
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__description__ = "News aggregator using GNews API"
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