97 lines
4.3 KiB
Python
97 lines
4.3 KiB
Python
import traceback
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import json
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import requests
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import timeago
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import boto3
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import logging
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from datetime import datetime
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from pathlib import Path
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from yattag import Doc, indent
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from typing import Annotated
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from fastapi import Depends, APIRouter
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from settings.defaults import Settings, get_settings
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router = APIRouter()
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logger = logging.getLogger(__name__)
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@router.get("/generate", summary="Embeddable Mastodon Feed")
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async def generate_static_page(settings: Annotated[Settings, Depends(get_settings)]):
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mastodon_token = settings.feeds['embed']['token']
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s3_bucket = settings.feeds['embed']['s3_bucket']
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s3_filename = settings.feeds['embed']['s3_key']
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mastodon_get_statuses_url=settings.feeds['embed']['url']
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try:
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latest_statuses = load_latest_statuses(mastodon_get_statuses_url, mastodon_token,20)
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latest_statuses = [status for status in latest_statuses if status['in_reply_to_id'] == None]
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latest_statuses = [status for status in latest_statuses if status['in_reply_to_account_id'] == None]
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latest_statuses = [status for status in latest_statuses if status['reblog'] == None]
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latest_statuses = [status for status in latest_statuses if status['visibility'] == 'public']
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latest_statuses = [status for status in latest_statuses if status['language'] == 'en']
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html = convertToHTML(latest_statuses)
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uploadToAmazonS3(s3_bucket, s3_filename, html)
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return {
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"status": 200,
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"body": {
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"successful": True
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}
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}
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except Exception as e:
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msg = ''.join(traceback.format_exception_only(e))
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logger.error(msg)
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return {
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"status": 501,
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"body": {
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"message": msg,
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"successful": False
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}
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}
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def load_latest_statuses(url, token, limit):
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response=requests.get(f'{url}?limit={limit}', headers={ 'Authorization' : f'Bearer {token}' })
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if response.status_code != 200:
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raise Exception('Failed to contact Mastodon', response.text)
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return json.loads(response.text)
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def convertToHTML(statuses):
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css_file = Path(__file__).parent / '../resources/embed.css'
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with css_file.open('r') as css:
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doc, tag, text = Doc().tagtext()
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with tag('html'):
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with tag('head'):
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doc.stag('meta', charset='UTF-8')
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doc.stag('base', charset='_top')
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with tag('style'):
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doc.asis(css.read())
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with tag('body'):
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with tag('div', klass='container'):
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for status in statuses:
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with tag('div', klass='item'):
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with tag('div', klass='author'):
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with tag('a', target='_top', klass='avatar', href=status['account']['url']):
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doc.stag('img', klass='avatar', src=status['account']['avatar'])
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with tag('div', klass='author-info'):
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with tag('a', target='_top', klass='author-displayname', href=status['account']['url']):
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text(status['account']['display_name'])
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with tag('div', klass='author-fullname'):
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text(status['account']['username'], '@', 'ahlroos.me')
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with tag('div', klass='item-content'):
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doc.asis(status['content'])
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for attachment in status['media_attachments']:
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with tag('a', target='_top', klass='enclosure', href=attachment['url']):
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doc.stag('img', src=attachment['preview_url'] or '', alt=attachment['description'] or '', title=attachment['description'] or '')
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with tag('a', target='_top', klass='date', href=status['uri']):
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tst = datetime.fromisoformat(status['created_at']).replace(tzinfo=None)
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text(timeago.format(tst, datetime.now()))
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return indent(doc.getvalue())
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def uploadToAmazonS3(bucket, key, content):
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s3 = boto3.resource('s3')
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object = s3.Object(bucket, key) # type: ignore
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object.put(Body=content, ACL='public-read', ContentType='text/html') |