calibre/recipes/new_scientist.recipe
Kovid Goyal 567040ee1e Perform PEP8 compliance checks on the entire codebase
Some bits of PEP 8 are turned off via setup.cfg
2016-07-29 21:25:17 +05:30

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##
# Title: New Scientist RSS recipe
# Contact: AprilHare, Darko Miletic <darko.miletic at gmail.com>
##
# License: GNU General Public License v3 - http://www.gnu.org/copyleft/gpl.html
# Copyright: 2008-2016, AprilHare, Darko Miletic <darko.miletic at gmail.com>
##
# Written: 2008
# Last Edited: Jan 2016
##
'''
01-19-2012: Added GrayScale Image conversion and Duplicant article removals
12-31-2015: Major rewrite due to massive changes in site structure
01-27-2016: Added support for series index and minor cleanup
'''
__license__ = 'GNU General Public License v3 - http://www.gnu.org/copyleft/gpl.html'
__copyright__ = '2008-2016, AprilHare, Darko Miletic <darko.miletic at gmail.com>'
__version__ = 'v0.6.1'
__date__ = '2016-01-27'
__author__ = 'Darko Miletic'
'''
newscientist.com
'''
import re
from calibre.web.feeds.news import BasicNewsRecipe
class NewScientist(BasicNewsRecipe):
title = 'New Scientist - Online News w. subscription'
description = 'Science news and science articles from New Scientist.'
language = 'en'
publisher = 'Reed Business Information Ltd.'
category = 'science news, science articles, science jobs, drugs, cancer, depression, computer software'
oldest_article = 15
max_articles_per_feed = 100
no_stylesheets = True
use_embedded_content = False
masthead_url = 'http://www.newscientist.com/img/misc/ns_logo.jpg'
encoding = 'utf-8'
needs_subscription = 'optional'
remove_empty_feeds = True
ignore_duplicate_articles = {'url'}
compress_news_images = False
scale_news_images = True
resolve_internal_links = True
extra_css = """
body{font-family: "PT Serif", serif}
img{margin-bottom: 0.8em; display: block}
.quotebx{font-size: x-large; font-weight: bold; margin-right: 2em; margin-left: 2em}
.article-title,h2,h3{font-family: "Lato Black", sans-serif}
.strap{font-family: "Lato Light", sans-serif}
.quote{font-family: "Lato Black", sans-serif}
.box-out{font-family: "Lato Regular", sans-serif}
.wp-caption-text{font-family: "Lato Bold", sans-serif; font-size:x-small;}
"""
conversion_options = {
'comment': description, 'tags': category, 'publisher': publisher, 'language': language
}
preprocess_regexps = [(re.compile(
r'</title>.*?</head>', re.DOTALL | re.IGNORECASE), lambda match: '</title></head>')]
keep_only_tags = [
dict(attrs={'class': ['article-header', 'article-content']})]
remove_tags_after = dict(name='p', attrs={'class': 'print-headline'})
# Whether to convert images to grayscale for eInk readers.
Convert_Grayscale = False
def is_login_form(self, form):
return "action" in form.attrs and form.attrs['action'] == "/ns-login.php"
def get_browser(self):
br = BasicNewsRecipe.get_browser(self)
br.open('http://www.newscientist.com/')
if self.username is not None and self.password is not None:
try:
br.open('https://www.newscientist.com/login/')
br.select_form(predicate=self.is_login_form)
br['log'] = self.username
br['pwd'] = self.password
br.submit()
except:
self.log.exception(
'Unable to locate login form! Switching to free mode.')
return br
remove_tags = [
dict(name=['link', 'base', 'meta', 'iframe', 'object', 'embed']), dict(attrs={
'class': ['ad-leaderboard', 'article-topics']}), dict(attrs={'id': 'mpu-mid-article'})
]
feeds = [
(u'Latest Headlines', u'http://feeds.newscientist.com/science-news'),
(u'Magazine', u'http://feeds.newscientist.com/magazine'),
(u'Health', u'http://feeds.newscientist.com/health'),
(u'Life', u'http://feeds.newscientist.com/life'),
(u'Space', u'http://feeds.newscientist.com/space'),
(u'Physics and Mathematics', u'http://feeds.newscientist.com/physics-math'),
(u'Environment', u'http://feeds.newscientist.com/environment'),
(u'Science in Society', u'http://feeds.newscientist.com/science-in-society'),
(u'Tech', u'http://feeds.newscientist.com/tech')
]
def get_article_url(self, article):
articleurl = BasicNewsRecipe.get_article_url(self, article)
# resolve redirect.
urlverified = self.browser.open_novisit(articleurl).geturl()
if '?' in urlverified:
pleft, ppart, pright = urlverified.rpartition('?')
urlverified = pleft
return urlverified
def get_cover_url(self):
cover_url = None
soup = self.index_to_soup(
'https://www.newscientist.com/issue/current/')
cover_item = soup.find(
'img', attrs={'class': 'issue-new-magazine-cover'})
if cover_item:
cover_url = self.image_url_processor(None, cover_item['src'])
# Configure series and issue number
issue_nr = soup.find('div', attrs={'class': 'magnavissue'})
if issue_nr:
if issue_nr.string is not None:
non_decimal = re.compile(r'[^\d.]+')
nr = non_decimal.sub('', issue_nr.string)
self.conversion_options.update({'series': 'New Scientist'})
self.conversion_options.update({'series_index': nr})
return cover_url