calibre/recipes/scientific_american.recipe
Kovid Goyal 29cd8d64ea
Change shebangs to python from python2
Also remove a few other miscellaneous references to python2
2020-08-22 18:47:51 +05:30

109 lines
4.1 KiB
Python

#!/usr/bin/env python
__license__ = 'GPL v3'
from calibre.web.feeds.news import BasicNewsRecipe
from css_selectors import Select
def absurl(url):
if url.startswith('/'):
url = 'https://www.scientificamerican.com' + url
return url
keep_classes = {'article-header', 'article-content',
'article-media', 'article-author', 'article-text'}
remove_classes = {'aside-banner', 'moreToExplore', 'article-footer'}
class ScientificAmerican(BasicNewsRecipe):
title = u'Scientific American'
description = u'Popular Science. Monthly magazine. Should be downloaded around the middle of each month.'
category = 'science'
__author__ = 'Kovid Goyal'
no_stylesheets = True
language = 'en'
publisher = 'Nature Publishing Group'
remove_empty_feeds = True
remove_javascript = True
timefmt = ' [%B %Y]'
needs_subscription = 'optional'
keep_only_tags = [
dict(attrs={'class': lambda x: x and bool(
set(x.split()).intersection(keep_classes))}),
]
remove_tags = [
dict(attrs={'class': lambda x: x and bool(
set(x.split()).intersection(remove_classes))}),
dict(id=['seeAlsoLinks']),
]
def get_browser(self, *args):
br = BasicNewsRecipe.get_browser(self)
if self.username and self.password:
br.open('https://www.scientificamerican.com/my-account/login/')
br.select_form(predicate=lambda f: f.attrs.get('id') == 'login')
br['emailAddress'] = self.username
br['password'] = self.password
br.submit()
return br
def parse_index(self):
# Get the cover, date and issue URL
root = self.index_to_soup(
'https://www.scientificamerican.com/sciammag/', as_tree=True)
select = Select(root)
url = [x.get('href', '') for x in select('main .store-listing__img a')][0]
url = absurl(url)
self.cover_url = [x.get('src', '') for x in select('main .store-listing__img img')][0]
# Now parse the actual issue to get the list of articles
select = Select(self.index_to_soup(url, as_tree=True))
feeds = []
for i, section in enumerate(select('#sa_body .toc-articles')):
if i == 0:
feeds.append(
('Features', list(self.parse_sciam_features(select, section))))
else:
feeds.extend(self.parse_sciam_departments(select, section))
return feeds
def parse_sciam_features(self, select, section):
for article in select('article[data-article-title]', section):
title = article.get('data-article-title')
url = 'https://www.scientificamerican.com/{}/'.format(article.get('id').replace('-', '/', 1))
desc = ''
for p in select('p.t_body', article):
desc += self.tag_to_string(p)
break
for p in select('.t_meta', article):
desc += ' ' + self.tag_to_string(p)
break
self.log('Found feature article: %s at %s' % (title, url))
self.log('\t' + desc)
yield {'title': title, 'url': url, 'description': desc}
def parse_sciam_departments(self, select, section):
section_title, articles = 'Unknown', []
for li in select('li[data-article-title]', section):
for span in select('span.department-title', li):
if articles:
yield section_title, articles
section_title, articles = self.tag_to_string(span), []
self.log('\nFound section: %s' % section_title)
break
url = 'https://www.scientificamerican.com/{}/'.format(li.get('id').replace('-', '/', 1))
for h2 in select('h2.t_listing-title', li):
title = self.tag_to_string(h2)
break
else:
continue
articles.append(
{'title': title, 'url': url, 'description': ''})
self.log('\tFound article: %s at %s' % (title, url))
if articles:
yield section_title, articles