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import os
from typing import Any, cast
import bottle
from tinydb import Query
from app.DatabaseManager import database_manager
def feed_id_to_td(feed_id: str) -> str:
return f'<td><a href="/{feed_id}">{feed_id}</a></td>'
def feed_last_build_date_to_td(last_build_date: str) -> str:
return f"<td>{last_build_date}</td>"
def feed_to_tr(feed: dict[str, str]) -> str:
return f'<tr>{feed_id_to_td(feed["feed_id"])}{feed_last_build_date_to_td(feed.get("feed_last_build_date", ""))}</tr>'
def opml_to_tr() -> str:
return '<tr><td colspan="2"><a href="/opml">All feeds (OPML)</a></td></tr>'
def feeds_to_table(feeds: list[dict[str, str]]) -> str:
if len(feeds) == 0:
return (
"No feeds (yet). Add feeds by defining them in your Aggrofile. "
+ "If you did that already, you might have to wait a bit for the data to propagate."
)
trs: list[str] = [feed_to_tr(feed) for feed in feeds] + [opml_to_tr()]
thead = f"<thead><tr><td>Feed</td><td>Last build date</td></tr></thead>"
tbody = f'<tbody>{"".join(trs)}</tbody>'
return "<table>" + thead + tbody + "</table>"
@bottle.route("/")
def index():
if database_manager.db is None:
raise Exception("Database is not initialized")
Q = Query()
_feeds = database_manager.feeds.all()
feeds = cast(list[dict[str, str]], _feeds)
bottle.response.set_header("content-type", "text/html")
page = f"""
<!doctype html>
<html lang="en">
<head>
<title>Aggro – Feed manipulator</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
body {{
font-family: Open Sans, Arial;
color: #050505;
font-size: 16px;
margin: 2em auto;
max-width: 800px;
padding: 1em;
line-height: 1.4;
text-align: justify;
}}
h1 {{
margin-bottom: 0;
}}
table {{
width: 100%;
border-collapse: collapse;
}}
table, th, td {{
border: 1px solid #e0e0e0;
}}
th, td {{
padding: 8px;
}}
footer {{
margin-top: 32px;
}}
</style>
</head>
<body>
<h1>Aggro</h2>
<i>Feed manipulator</i>
<h2>Feeds served at this address</h2>
{feeds_to_table(feeds)}
<footer>
<p>
<a href="https://github.com/jantuomi/aggro">Aggro</a> is MIT licensed open source software.
</p>
</footer>
</body>
</html>
"""
return page
@bottle.route("/<feed_id>")
def feed(feed_id: str):
if database_manager.db is None:
raise Exception("Database is not initialized")
Q = Query()
res = database_manager.feeds.search(Q.feed_id == feed_id)
if len(res) == 0:
bottle.abort(400, f"No feed found with id {feed_id}")
if len(res) > 1:
bottle.abort(400, f"Weird number of feeds found with id {feed_id}: {len(res)}")
bottle.response.set_header("content-type", "application/xml")
feed: Any = res[0]
feed_xml: str = feed["feed_xml"]
return feed_xml
@bottle.route("/opml")
def opml():
if database_manager.db is None:
raise Exception("Database is not initialized")
base_url = os.environ.get("AGGRO_BASE_URL", "http://localhost:8080")
_feeds = database_manager.feeds.all()
feeds = cast(list[dict[str, str]], _feeds)
bottle.response.set_header("content-type", "text/xml")
outlines = "\n".join(
f'<outline text="{feed["feed_id"]}" title="{feed["feed_id"]}" type="rss" xmlUrl="{base_url}/{feed["feed_id"]}" />'
for feed in feeds
)
opml = f"""<?xml version="1.0" encoding="UTF-8"?>
<opml version="2.0">
<head>
<title>Aggro Subscriptions</title>
</head>
<body>
{outlines}
</body>
</opml>
"""
return opml
def run_web_server(host: str, port: int):
bottle.run(host=host, port=port)
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