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ArchiveBox/archivebox/parsers/shaarli_rss.py
2020-08-18 08:27:47 -04:00

51 lines
1.9 KiB
Python

__package__ = 'archivebox.parsers'
from typing import IO, Iterable
from datetime import datetime
from ..index.schema import Link
from ..util import (
htmldecode,
enforce_types,
str_between,
)
@enforce_types
def parse_shaarli_rss_export(rss_file: IO[str], **_kwargs) -> Iterable[Link]:
"""Parse Shaarli-specific RSS XML-format files into links"""
rss_file.seek(0)
entries = rss_file.read().split('<entry>')[1:]
for entry in entries:
# example entry:
# <entry>
# <title>Aktuelle Trojaner-Welle: Emotet lauert in gefälschten Rechnungsmails | heise online</title>
# <link href="https://www.heise.de/security/meldung/Aktuelle-Trojaner-Welle-Emotet-lauert-in-gefaelschten-Rechnungsmails-4291268.html" />
# <id>https://demo.shaarli.org/?cEV4vw</id>
# <published>2019-01-30T06:06:01+00:00</published>
# <updated>2019-01-30T06:06:01+00:00</updated>
# <content type="html" xml:lang="en"><![CDATA[<div class="markdown"><p>&#8212; <a href="https://demo.shaarli.org/?cEV4vw">Permalink</a></p></div>]]></content>
# </entry>
trailing_removed = entry.split('</entry>', 1)[0]
leading_removed = trailing_removed.strip()
rows = leading_removed.split('\n')
def get_row(key):
return [r.strip() for r in rows if r.strip().startswith('<{}'.format(key))][0]
title = str_between(get_row('title'), '<title>', '</title>').strip()
url = str_between(get_row('link'), '<link href="', '" />')
ts_str = str_between(get_row('published'), '<published>', '</published>')
time = datetime.strptime(ts_str, "%Y-%m-%dT%H:%M:%S%z")
yield Link(
url=htmldecode(url),
timestamp=str(time.timestamp()),
title=htmldecode(title) or None,
tags=None,
sources=[rss_file.name],
)