From 66b5366b7b377f9e595ee9b97261b65a0064aa5b Mon Sep 17 00:00:00 2001
From: Kévin Le Gouguec <kevin.legouguec@gmail.com>
Date: Wed, 23 Feb 2022 10:26:02 +0100
Subject: Add script to update feeds

---
 build-feed.py | 186 ----------------------------------------------------------
 1 file changed, 186 deletions(-)
 delete mode 100755 build-feed.py

(limited to 'build-feed.py')

diff --git a/build-feed.py b/build-feed.py
deleted file mode 100755
index 5fe5c04..0000000
--- a/build-feed.py
+++ /dev/null
@@ -1,186 +0,0 @@
-#!/usr/bin/env python3
-
-from datetime import datetime
-import json
-import re
-from sys import argv
-from urllib.parse import urljoin
-
-from lxml.builder import E
-from lxml.etree import CDATA, XML, indent, tostring
-
-from helpers import (
-    DATE_FORMATTERS,
-    guess_language,
-    read_concerts,
-    tmplocale,
-    touchup_plaintext,
-)
-
-
-# TODO: handle timezones correctly.
-# Places to disambiguate:
-#
-# - concerts.in:
-#   either add the zone explicitly, or deduce it from the place,
-#   assuming all times in concerts.in are local times.
-#
-# - concerts-pubdates.json:
-#   just add the zone explicitly.
-#
-# Until then, assume all these "naive times" describe the same timezone
-# (CET/CEST).
-
-
-TIMEZONE = datetime.now().astimezone().tzinfo
-NOW = datetime.now(tz=TIMEZONE)
-DATE_FORMAT = '%-d %b %Y %H:%M %z'
-
-# TODO: add item pubDate
-
-
-LOCALIZED_TEXT = {
-    'en': {
-        'title': 'Bellefeuille Quartet',
-        'indexpath': 'en/',
-        'description': 'News from the Bellefeuille quartet',
-    },
-    'fr': {
-        'title': 'Quatuor Bellefeuille',
-        'indexpath': '/',
-        'description': 'Des nouvelles du quatuor Bellefeuille',
-    },
-}
-
-LOCALIZED_FORMATS = {
-    'en': {
-        'title': lambda c: f'{c.time.strftime("%B %-d %Y")} in {c.place}',
-    },
-    'fr': {
-        'title': lambda c: f'{c.time.strftime("%-d %B %Y")} à {c.place}',
-    },
-}
-
-
-def join(sequence, joiner_factory):
-    # There's got to be a standard itertools/functools thingy to do that…
-    result = []
-
-    for i, item in enumerate(sequence, start=1):
-        result.append(item)
-
-        if i == len(sequence):
-            return result
-
-        result.append(joiner_factory())
-
-
-CDATA_INDENT = 8*' '
-
-
-def cdata_concert(concert, lang):
-    formatters = DATE_FORMATTERS[lang]
-
-    blocks = []
-
-    if concert.warning is not None:
-        blocks.append(E.p(concert.warning))
-
-    with tmplocale(lang):
-        blocks.extend((
-            E.p(formatters['date'](concert.time)),
-            E.p(formatters['time'](concert.time)),
-        ))
-
-    blocks.extend((
-        E.p(*join(concert.address.splitlines(), E.br)),
-        E.ol(
-            *(XML(f'<li>{touchup_plaintext(p)}</li>')
-              for p in concert.pieces.splitlines())
-        ),
-        *(E.p(line) for line in concert.instructions.splitlines()),
-    ))
-
-    for b in blocks:
-        indent(b)
-
-    html_blocks = (tostring(b, encoding='utf-8').decode() for b in blocks)
-
-    cdata = '\n' + '\n'.join(html_blocks) + '\n'
-    cdata = re.sub('^', CDATA_INDENT, cdata, flags=re.MULTILINE)
-
-    return CDATA(cdata)
-
-
-def generate_concert(concert, concerts_url, pubdates, lang):
-    formatters = LOCALIZED_FORMATS[lang]
-
-    with tmplocale(lang):
-        title = formatters['title'](concert)
-
-    anchor = f'concert-{concert.time.strftime("%F")}'
-
-    item = E.item(
-        E.title(title),
-        E.link(f'{concerts_url}#{anchor}'),
-        E.description(cdata_concert(concert, lang)),
-    )
-
-    pubdate_str = pubdates[concert.time.isoformat(timespec='minutes')]
-
-    if pubdate_str is not None:
-        pubdate = datetime.fromisoformat(pubdate_str).replace(tzinfo=TIMEZONE)
-        item.append(E.pubDate(pubdate.strftime(DATE_FORMAT)))
-
-    return item
-
-
-def generate_concerts(concerts_src, concerts_url, concerts_pubdates, lang):
-    with open(concerts_pubdates) as pubdates_file:
-        pubdates = json.load(pubdates_file)
-
-    return tuple(
-        generate_concert(c, concerts_url, pubdates, lang)
-        for c in read_concerts(concerts_src)
-    )
-
-
-def main(concerts_src, feed_dst, concerts_pubdates, domain):
-    lang = guess_language(concerts_src)
-    text = LOCALIZED_TEXT[lang]
-
-    url = f'https://{domain}'
-    index_url = urljoin(url, text['indexpath'])
-    concerts_url = urljoin(index_url, 'concerts.html')
-
-    now_formatted = NOW.strftime(DATE_FORMAT)
-
-    concerts = generate_concerts(
-        concerts_src, concerts_url, concerts_pubdates, lang
-    )
-
-    rss = E.rss(
-        E.channel(
-            E.title(text['title']),
-            E.link(index_url),
-            E.description(text['description']),
-            E.image(
-                E.url(urljoin(url, 'images/logo.svg')),
-                E.link(concerts_url),
-            ),
-            E.lastBuildDate(now_formatted),
-            E.pubDate(now_formatted),
-            E.language(lang),
-            *concerts,
-        ),
-        version='2.0',
-    )
-
-    indent(rss)
-
-    with open(feed_dst, 'wb') as feed:
-        feed.write(tostring(rss, encoding='utf-8', xml_declaration=True))
-
-
-if __name__ == '__main__':
-    main(*argv[1:])
-- 
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