Files
mastobot/app/routers/taloustaito.py
John Ahlroos ba97013c27
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Initial version of app
2026-02-17 13:46:10 +01:00

114 lines
3.6 KiB
Python

import traceback
import json
import requests
import traceback
import json
import feedparser
import requests
import logging
from datetime import datetime
from time import mktime
from typing import Annotated
from fastapi import Depends, APIRouter
from bs4 import BeautifulSoup
from settings.defaults import Settings, get_settings
router = APIRouter()
logger = logging.getLogger(__name__)
@router.get("/taloustaito", summary="Taloustaito RSS")
async def update(settings: Annotated[Settings, Depends(get_settings)]):
feed_url = settings.feeds['taloustaito']['url']
mastodon_server = settings.mastodon_server
mastodon_aid = settings.feeds['taloustaito']['account_id']
mastodon_token = str(settings.feeds['taloustaito']['token'])
mastodon_get_statuses_url=f'{mastodon_server}/api/v1/accounts/{mastodon_aid}/statuses'
mastodon_post_statuses_url=f'{mastodon_server}/api/v1/statuses'
try:
last_status = load_last_status(mastodon_get_statuses_url, mastodon_token)
if last_status:
last_status_timestamp=datetime.fromisoformat(last_status['created_at'])
new_entries=load_feed_rss(feed_url, last_status_timestamp)
logger.info(f'Found {len(new_entries)} new entries since {last_status_timestamp}')
else:
new_entries=load_feed_rss(feed_url, None)
new_entries.sort(key=lambda e: e['published_parsed'], reverse=True)
new_entries = new_entries[:3]
logger.info(f'Found {len(new_entries)} entries')
if (len(new_entries) == 0):
return {
"status": 200,
"body": {
"posted_entries": 0,
"successful": True
}
}
posted_entries=list(map(lambda x: post_rss_entry_to_mastodon(mastodon_post_statuses_url, mastodon_token, x), new_entries))
return {
"status": 200,
"body": {
"posted_entries": len(posted_entries),
"successful": True
}
}
except Exception as e:
msg = ''.join(traceback.format_exception_only(e))
logger.error(msg)
return {
"status": 501,
"body": {
"posted_entries": 0,
"message": msg,
"successful": False
}
}
def load_last_status(url, token):
response=requests.get(url + '?limit=1', headers={ 'Authorization' : f'Bearer {token}' })
if response.status_code != 200:
raise Exception('Failed to contact Mastodon', response.text)
document = json.loads(response.text)
if len(document) > 0:
return document[0]
else:
return None
def post_rss_entry_to_mastodon(url, token, entry):
title = entry.title
description = BeautifulSoup(entry.summary, features="html.parser").get_text()
link = entry.link
message = f"{title}\n\n{description}\n\n{link}"
headers = {
'Authorization': f'Bearer {token}',
'Content-type': 'application/x-www-form-urlencoded',
'User-Agent': 'Serverless Feed'
}
params = {
'status': message,
'language': 'fi',
'visibility': 'public'
}
response = requests.post(url, data=params, headers=headers)
if response.status_code != 200:
logger.error('Failed to post message', response)
return response
def load_feed_rss(url, since):
feed=feedparser.parse(url)
return [entry for entry in feed.entries if since == None or datetime.fromtimestamp(mktime(entry.published_parsed)) > since.replace(tzinfo=datetime.fromtimestamp(mktime(entry.published_parsed)).tzinfo)]