mirror of
https://github.com/jooray/rss2podcast.git
synced 2025-05-23 07:52:00 +00:00
94 lines
3.5 KiB
Python
94 lines
3.5 KiB
Python
from xml.etree.ElementTree import Element, SubElement, tostring
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import xml.dom.minidom
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from datetime import datetime
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import os
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from utils import create_tables, format_duration, add_channel_metadata, parse_pub_date, get_engine, Episode
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from sqlalchemy.orm import sessionmaker
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def generate_output_rss_feed(config):
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engine = get_engine(config['database'])
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Session = sessionmaker(bind=engine)
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session = Session()
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create_tables(engine)
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podcast_id = config.get('podcast_id')
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if not podcast_id:
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podcast_id = config.get('output_rss_feed', {}).get('atom_link', {}).get('href', 'default_podcast_id')
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episodes = session.query(Episode).filter(
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Episode.processing_status == 'processed',
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Episode.skipped == False,
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Episode.podcast_id == podcast_id
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).all()
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session.close()
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episodes.sort(key=lambda episode: parse_pub_date(episode.pub_date), reverse=True)
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if not episodes:
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print("No processed episodes found. Skipping RSS feed generation.")
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return
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rss = Element('rss', version='2.0', attrib={
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'xmlns:content': "http://purl.org/rss/1.0/modules/content/",
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'xmlns:wfw': "http://wellformedweb.org/CommentAPI/",
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'xmlns:dc': "http://purl.org/dc/elements/1.1/",
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'xmlns:atom': "http://www.w3.org/2005/Atom",
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'xmlns:sy': "http://purl.org/rss/1.0/modules/syndication/",
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'xmlns:slash': "http://purl.org/rss/1.0/modules/slash/",
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'xmlns:itunes': "http://www.itunes.com/dtds/podcast-1.0.dtd",
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'xmlns:podcast': "https://podcastindex.org/namespace/1.0",
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'xmlns:rawvoice': "https://blubrry.com/developer/rawvoice-rss/",
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'xmlns:googleplay': "http://www.google.com/schemas/play-podcasts/1.0"
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})
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channel = SubElement(rss, 'channel')
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add_channel_metadata(channel, config['output_rss_feed'])
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SubElement(channel, 'lastBuildDate').text = datetime.utcnow().strftime('%a, %d %b %Y %H:%M:%S +0000')
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for episode in episodes:
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article_guid = episode.article_guid
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title = episode.title
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link = episode.link
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pub_date = episode.pub_date
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description = episode.description
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mp3_file_path = episode.mp3_file_path
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duration = episode.duration
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file_size = episode.file_size
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mp3_url = config['audio_url_prefix']
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if not mp3_url.endswith('/'):
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mp3_url += '/'
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mp3_url += mp3_file_path
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item = SubElement(channel, 'item')
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SubElement(item, 'title').text = title
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SubElement(item, 'link').text = link
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SubElement(item, 'guid', isPermaLink="false").text = article_guid
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SubElement(item, 'pubDate').text = pub_date
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description_text = config['episode_description_template'].format(
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episode_link=link
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)
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SubElement(item, 'description').text = description_text
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enclosure_attribs = {
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'url': mp3_url,
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'type': "audio/mpeg"
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}
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if file_size:
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enclosure_attribs['length'] = str(file_size)
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SubElement(item, 'enclosure', **enclosure_attribs)
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if duration:
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SubElement(item, 'itunes:duration').text = format_duration(duration)
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rough_string = tostring(rss, 'utf-8')
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reparsed = xml.dom.minidom.parseString(rough_string)
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pretty_xml = reparsed.toprettyxml(indent=" ")
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with open(config['feed_output_filename'], 'w', encoding='utf-8') as f:
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f.write(pretty_xml)
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print(f"RSS feed generated at {config['feed_output_filename']}")
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