From 0729fb76b52dcdaaf6d9b7f4dd60bc0099f067c3 Mon Sep 17 00:00:00 2001
From: Kévin Le Gouguec <kevin.legouguec@gmail.com>
Date: Mon, 21 Feb 2022 21:22:10 +0100
Subject: [wip] Add CDATA

Doesn't work yet, the tags get escaped.  Maybe lxml has a simpler API?
---
 build-feed.py | 45 +++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 43 insertions(+), 2 deletions(-)

(limited to 'build-feed.py')

diff --git a/build-feed.py b/build-feed.py
index d3409f9..a8cb733 100755
--- a/build-feed.py
+++ b/build-feed.py
@@ -4,7 +4,13 @@ from sys import argv
 from urllib.parse import urljoin
 from xml.etree.ElementTree import Element, SubElement, indent, tostring
 
-from helpers import guess_language, read_concerts, tmplocale
+from helpers import (
+    DATE_FORMATTERS,
+    guess_language,
+    read_concerts,
+    tmplocale,
+    touchup_plaintext,
+)
 
 
 LOCALIZED_TEXT = {
@@ -36,6 +42,39 @@ def text_element(tag, text, /, **kwargs):
     return elt
 
 
+def block(tag, content):
+    return f'<{tag}>{content}</{tag}>'
+
+
+def cdata_concert(concert, lang):
+    formatters = DATE_FORMATTERS[lang]
+
+    blocks = []
+
+    if concert.warning is None:
+        blocks.append(block('p', concert.warning))
+
+    blocks.extend((
+        block('p', formatters['date'](concert.time)),
+        block('p', formatters['time'](concert.time)),
+        block('p', concert.address.replace('\n', '<br>'))
+    ))
+
+    piece_list = '\n'.join(
+        block('li', touchup_plaintext(p)) for p in concert.pieces.splitlines()
+    )
+    blocks.append(block('ol', piece_list))
+
+    blocks.extend(
+        block('p', touchup_plaintext(line))
+        for line in concert.instructions.splitlines()
+    )
+
+    cdata = '\n'.join((blocks))
+
+    return f'<![CDATA[{cdata}]]'
+
+
 def generate_concert(concert, concerts_url, lang):
     formatters = LOCALIZED_FORMATS[lang]
 
@@ -48,11 +87,13 @@ def generate_concert(concert, concerts_url, lang):
     anchor = f'concert-{concert.time.strftime("%F")}'
     item.append(text_element('link', f'{concerts_url}#{anchor}'))
 
+    cdata = cdata_concert(concert, lang)
+    item.append(text_element('description', cdata))
+
     return item
 
 
 def generate_concerts(concerts_src, concerts_url, lang):
-
     for c in read_concerts(concerts_src):
         yield generate_concert(c, concerts_url, lang)
 
-- 
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