114 lines
3.6 KiB
Python
114 lines
3.6 KiB
Python
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import discord
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from discord.ext import commands
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import aiohttp
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from bs4 import BeautifulSoup
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import json
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import asyncio
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from urllib.parse import urljoin
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from config import ownerid
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class WebScraper(commands.Cog):
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def __init__(self, bot):
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self.bot = bot
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self.visited_urls = set()
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async def fetch(self, session, url):
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"""Fetch the HTML content of a URL."""
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try:
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async with session.get(url, timeout=10) as response:
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return await response.text()
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except Exception as e:
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print(f"Failed to fetch {url}: {e}")
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return None
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def extract_sentences(self, text):
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"""Extract sentences from text."""
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sentences = text.split('.')
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return [sentence.strip() for sentence in sentences if sentence.strip()]
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def save_to_json(self, sentences):
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"""Save sentences to memory.json."""
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try:
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try:
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with open("memory.json", "r") as file:
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data = json.load(file)
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except (FileNotFoundError, json.JSONDecodeError):
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data = []
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data.extend(sentences)
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with open("memory.json", "w") as file:
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json.dump(data, file, indent=4)
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except Exception as e:
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print(f"Failed to save to JSON: {e}")
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def undo_last_scrape(self):
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"""Undo the last scrape by removing the most recent sentences."""
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try:
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with open("memory.json", "r") as file:
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data = json.load(file)
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if not data:
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print("No data to undo.")
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return False
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data = data[:-1]
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with open("memory.json", "w") as file:
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json.dump(data, file, indent=4)
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return True
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except (FileNotFoundError, json.JSONDecodeError):
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print("No data to undo or failed to load JSON.")
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return False
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except Exception as e:
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print(f"Failed to undo last scrape: {e}")
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return False
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async def scrape_links(self, session, url, depth=2):
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print(f"Scraping: {url}")
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self.visited_urls.add(url)
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html = await self.fetch(session, url)
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if not html:
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return
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soup = BeautifulSoup(html, "html.parser")
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for paragraph in soup.find_all('p'):
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sentences = self.extract_sentences(paragraph.get_text())
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self.save_to_json(sentences)
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@commands.command()
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async def start_scrape(self, ctx, start_url: str):
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"""Command to start the scraping process."""
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if ctx.author.id != ownerid:
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await ctx.send("You do not have permission to use this command.")
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return
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if not start_url.startswith("http"):
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await ctx.send("Please provide a valid URL.")
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return
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await ctx.send(f"Starting scrape from {start_url}... This may take a while!")
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async with aiohttp.ClientSession() as session:
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await self.scrape_links(session, start_url)
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await ctx.send("Scraping complete! Sentences saved to memory.json.")
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@commands.command()
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async def undo_scrape(self, ctx):
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"""Command to undo the last scrape."""
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if ctx.author.id != ownerid:
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await ctx.send("You do not have permission to use this command.")
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return
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success = self.undo_last_scrape()
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if success:
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await ctx.send("Last scrape undone successfully.")
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else:
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await ctx.send("No data to undo or an error occurred.")
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async def setup(bot):
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await bot.add_cog(WebScraper(bot))
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