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#!/usr/bin/env python3
#
# SPDX-License-Identifier: ISC
#
# Copyright © 2019 Free Software Foundation of India.
#
import html
import datetime
import os
import os.path
import re
import subprocess as subp
import sys
URL = 'https://fsfi.web'
SECTIONS = ['news']
F_PH = {
'name': '<!-- Feed Name -->',
'link': '<!-- Feed Link -->',
'updated': '<!-- Feed Updated -->',
'entries': '<!-- Entries -->'
}
E_PH = {
'id': '<!-- Entry Id -->',
'title': '<!-- Entry Title -->',
'link': '<!-- Entry Link -->',
'updated': '<!-- Entry Updated -->',
'content': '<!-- Entry Content -->'
}
def err(s):
print('Error: {}'.format(s))
sys.exit(1)
def files(sec):
return os.scandir('md' + '/' + sec)
def read(f):
with open(f) as f:
c = f.read()
return c
def write(p, c):
d = os.path.dirname(p)
if not os.path.exists(d):
os.makedirs(d)
with open(p, 'w') as f:
f.write(c)
def slug(p):
m = re.search(r'([a-zA-Z\-]+)\.md', p)
if not m:
err('Unable to get slug')
return m.group(1)
def template(type):
return read('templates/atom/{}.atom'.format(type))
def title(c):
m = re.search(r'^\# (.+)$', c, re.M)
if not m:
err('Title not found')
return m.group(1)
def elink(sec, s):
return '/'.join([URL, sec, s])
def flink(sec):
return '/'.join([URL, sec, 'feed.atom'])
def time(c):
m = re.search(r'pubdate: ([0-9]{8})', c)
if not m:
err('Publication date not found')
d = m.group(1)
d = datetime.datetime.strptime(d,'%Y%m%d').strftime('%Y-%m-%d')
return d + 'T00:00:00Z'
def markdown(c):
try:
r = subp.run(['bin/markdown'],
input=c,
stdout=subp.PIPE,
check=True,
universal_newlines=True)
except Exception as e:
p('Markdown failed for {}'.format(c))
return r.stdout
def massage(c):
c = html.escape(c)
c = c.replace('\n', '
')
c = re.sub(r' +', ' ', c)
return c
def content(c):
m = re.search(r'^\# (.+)$', c, re.M)
if not m:
err('Unable to slurp content')
c = c[m.end():]
c = markdown(c)
return massage(c)
def now():
n = datetime.datetime.today()
return n.strftime('%Y-%m-%dT%H:%M:%SZ')
def entry(sec, f):
c = read(f.path)
s = slug(f.path)
e = template('entry')
e = e.replace(E_PH['id'], s, 1)
e = e.replace(E_PH['title'], title(c), 1)
e = e.replace(E_PH['link'], elink(sec, s), 1)
e = e.replace(E_PH['updated'], time(c), 1)
e = e.replace(E_PH['content'], content(c), 1)
return e
def feed(sec, es):
f = template('feed')
f = f.replace(F_PH['name'], sec, 2)
f = f.replace(F_PH['link'], flink(sec), 1)
f = f.replace(F_PH['updated'], now(), 1)
f = f.replace(F_PH['entries'], es, 1)
return f
def process(sec):
es = ''
for f in files(sec):
es += '\n' + entry(sec, f)
write('/'.join(['_build', sec, 'feed.atom']), feed(sec, es))
def run():
for sec in SECTIONS:
process(sec)
if __name__ == '__main__':
run()
|
