fulvia/modules/url.py

54 lines
1.3 KiB
Python
Executable File

#!/usr/bin/env python3
"""
URL parsing.
"""
import re
from urllib.parse import urlparse
from html.parser import HTMLParser
import requests
from module import hook
HEADERS = {"User-Agent": "bix nood gimme the title", "Range": "bytes=0-4096"}
@hook(True)
def title_auto(bot, trigger):
"""
Automatically show titles for URLs. For shortened URLs/redirects, find
where the URL redirects to and show the title for that.
"""
if "http" not in trigger.group(0):
return
url_finder = re.compile(r"((?:http|https)(?::\/\/\S+))", re.IGNORECASE)
urls = re.findall(url_finder, trigger.group(0))
if len(urls) == 0:
return
for url in urls:
broken = False
for key in bot.url_callbacks:
if key in url:
bot.url_callbacks[key](bot, url)
broken = True
if broken:
continue
try:
res = requests.get(url, headers=HEADERS, verify=True)
except requests.exceptions.ConnectionError:
continue
try:
res.raise_for_status()
except:
continue
if not res.headers["Content-Type"].startswith("text/html"):
continue
if res.text.find("<title>") == -1:
continue
title = res.text[res.text.find("<title>")+7:res.text.find("</title>")]
title = HTMLParser().unescape(title)
title = title.replace("\n","").strip()
hostname = urlparse(url).hostname
bot.msg(f"[ \x0310{title} \x03] - \x0304{hostname}")