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https://github.com/kovidgoyal/calibre.git
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a0569a727d
Update The Economist Update The Houston Chronicle Bloomberg Columnists by Dale Furrow Merge branch 'master' of https://github.com/dkfurrow/calibre
279 lines
11 KiB
Python
279 lines
11 KiB
Python
#!/usr/bin/env python2
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__license__ = 'GPL v3'
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__copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
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'''
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economist.com
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'''
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import cookielib
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from collections import OrderedDict
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from calibre.ebooks.BeautifulSoup import NavigableString, Tag
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from calibre.web.feeds.news import BasicNewsRecipe
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from calibre.utils.cleantext import clean_ascii_chars
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def classes(classes):
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q = frozenset(classes.split(' '))
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return dict(attrs={
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'class': lambda x: x and frozenset(x.split()).intersection(q)})
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class NoArticles(Exception):
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pass
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def process_url(url):
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if url.startswith('/'):
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url = 'https://www.economist.com' + url
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return url
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class Economist(BasicNewsRecipe):
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title = 'The Economist'
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language = 'en'
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__author__ = "Kovid Goyal"
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INDEX = 'https://www.economist.com/printedition'
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description = (
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'Global news and current affairs from a European'
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' perspective. Best downloaded on Friday mornings (GMT)'
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)
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extra_css = '''
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.headline {font-size: x-large;}
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h2 { font-size: small; }
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h1 { font-size: medium; }
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em.Bold {font-weight:bold;font-style:normal;}
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em.Italic {font-style:italic;}
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p.xhead {font-weight:bold;}
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.pullquote {
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float: right;
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font-size: larger;
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font-weight: bold;
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font-style: italic;
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page-break-inside:avoid;
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border-bottom: 3px solid black;
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border-top: 3px solid black;
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width: 228px;
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margin: 0px 0px 10px 15px;
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padding: 7px 0px 9px;
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}
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.flytitle-and-title__flytitle {
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display: block;
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font-size: smaller;
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color: red;
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}
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'''
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oldest_article = 7.0
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resolve_internal_links = True
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remove_tags = [
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dict(name=['script', 'noscript', 'title', 'iframe', 'cf_floatingcontent', 'aside', 'footer']),
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dict(attrs={
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'class': [
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'dblClkTrk', 'ec-article-info', 'share_inline_header',
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'related-items', 'main-content-container', 'ec-topic-widget',
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'teaser', 'blog-post__bottom-panel-bottom', 'blog-post__comments-label',
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'blog-post__foot-note', 'blog-post__sharebar', 'blog-post__bottom-panel',
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'newsletter-form','share-links-header','teaser--wrapped', 'latest-updates-panel__container',
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'latest-updates-panel__article-link','blog-post__section'
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]
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}
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),
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dict(attrs={
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'class': lambda x: x and 'blog-post__siblings-list-aside' in x.split()}),
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classes('share-links-header teaser--wrapped latest-updates-panel__container latest-updates-panel__article-link blog-post__section newsletter-form')
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]
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keep_only_tags = [dict(name='article', id=lambda x: not x)]
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no_stylesheets = True
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remove_attributes = ['data-reactid']
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# economist.com has started throttling after about 60% of the total has
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# downloaded with connection reset by peer (104) errors.
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delay = 1
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needs_subscription = False
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def __init__(self, *args, **kwargs):
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BasicNewsRecipe.__init__(self, *args, **kwargs)
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if self.output_profile.short_name.startswith('kindle'):
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# Reduce image sizes to get file size below amazon's email
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# sending threshold
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self.web2disk_options.compress_news_images = True
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self.web2disk_options.compress_news_images_auto_size = 5
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self.log.warn('Kindle Output profile being used, reducing image quality to keep file size below amazon email threshold')
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def get_browser(self):
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br = BasicNewsRecipe.get_browser(self)
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# Add a cookie indicating we have accepted Economist's cookie
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# policy (needed when running from some European countries)
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ck = cookielib.Cookie(
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version=0,
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name='notice_preferences',
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value='2:',
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port=None,
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port_specified=False,
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domain='.economist.com',
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domain_specified=False,
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domain_initial_dot=True,
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path='/',
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path_specified=False,
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secure=False,
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expires=None,
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discard=False,
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comment=None,
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comment_url=None,
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rest={'HttpOnly': None},
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rfc2109=False
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)
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br.cookiejar.set_cookie(ck)
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br.set_handle_gzip(True)
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return br
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def preprocess_raw_html(self, raw, url):
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import html5lib
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root = html5lib.parse(raw, namespaceHTMLElements=False, treebuilder='lxml')
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from lxml import etree
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for div in root.xpath('//div[@class="lazy-image"]'):
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noscript = list(div.iter('noscript'))
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if noscript and noscript[0].text:
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img = list(html5lib.parse(noscript[0].text, namespaceHTMLElements=False, treebuilder='lxml').iter('img'))
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if img:
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p = noscript[0].getparent()
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idx = p.index(noscript[0])
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p.insert(idx, p.makeelement('img', src=img[0].get('src')))
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p.remove(noscript[0])
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for x in root.xpath('//*[name()="script" or name()="style" or name()="source" or name()="meta"]'):
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x.getparent().remove(x)
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raw = etree.tostring(root, encoding=unicode)
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return raw
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def populate_article_metadata(self, article, soup, first):
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els = soup.findAll(name=['span', 'p'],
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attrs={'class': ['flytitle-and-title__title', 'blog-post__rubric']})
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result = []
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for el in els[0:2]:
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if el is not None and el.contents:
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for descendant in el.contents:
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if isinstance(descendant, NavigableString):
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result.append(unicode(descendant))
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article.summary = u'. '.join(result) + u'.'
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article.text_summary = clean_ascii_chars(article.summary)
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def parse_index(self):
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# return [('Articles', [{'title':'test',
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# 'url':'http://www.economist.com/news/business/21718916-worlds-biggest-software-firm-has-transformed-its-culture-better-getting-cloud'
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# }])]
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raw = self.index_to_soup(self.INDEX, raw=True)
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# with open('/t/raw.html', 'wb') as f:
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# f.write(raw)
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soup = self.index_to_soup(raw)
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ans = self.economist_parse_index(soup)
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if not ans:
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raise NoArticles(
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'Could not find any articles, either the '
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'economist.com server is having trouble and you should '
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'try later or the website format has changed and the '
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'recipe needs to be updated.'
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)
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return ans
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def economist_parse_index(self, soup):
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img = soup.find(attrs={'srcset': True, 'class': lambda x: x and 'print-edition__cover-widget__image' in x.split()})
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if img is not None:
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for part in img['srcset'].split():
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if part.startswith('/'):
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part = part.replace('200-width', '640-width')
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self.cover_url = 'https://www.economist.com' + part
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self.log('Got cover:', self.cover_url)
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break
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sections = soup.findAll('div', attrs={'class': 'list__title'})
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if sections:
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feeds = []
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for section in sections:
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articles = []
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secname = self.tag_to_string(section)
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self.log(secname)
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for a in section.findNextSiblings('a', href=True):
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spans = a.findAll('span')
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if len(spans) == 2:
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title = u'{}: {}'.format(*map(self.tag_to_string, spans))
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else:
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title = self.tag_to_string(a)
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articles.append({'title': title, 'url': process_url(a['href'])})
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self.log(' ', title, articles[-1]['url'])
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if articles:
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feeds.append((secname, articles))
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return feeds
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return self.economist_parse_old_index(soup)
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def economist_parse_old_index(self, soup):
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feeds = OrderedDict()
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for section in soup.findAll(attrs={'class': lambda x: x and 'section' in x}):
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h4 = section.find('h4')
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if h4 is None:
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continue
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section_title = self.tag_to_string(h4).strip()
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if not section_title:
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continue
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self.log('Found section: %s' % section_title)
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articles = []
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subsection = ''
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for node in section.findAll(attrs={'class': 'article'}):
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subsec = node.findPreviousSibling('h5')
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if subsec is not None:
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subsection = self.tag_to_string(subsec)
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prefix = (subsection + ': ') if subsection else ''
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a = node.find('a', href=True)
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if a is not None:
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url = a['href']
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if url.startswith('/'):
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url = 'https://www.economist.com' + url
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url += '/print'
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title = self.tag_to_string(a)
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if title:
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title = prefix + title
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self.log('\tFound article:', title)
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articles.append({
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'title': title,
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'url': url,
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'description': '',
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'date': ''
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})
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if articles:
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if section_title not in feeds:
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feeds[section_title] = []
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feeds[section_title] += articles
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ans = [(key, val) for key, val in feeds.iteritems()]
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return ans
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def eco_find_image_tables(self, soup):
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for x in soup.findAll('table', align=['right', 'center']):
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if len(x.findAll('font')) in (1, 2) and len(x.findAll('img')) == 1:
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yield x
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def postprocess_html(self, soup, first):
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for img in soup.findAll('img', srcset=True):
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del img['srcset']
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for table in list(self.eco_find_image_tables(soup)):
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caption = table.find('font')
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img = table.find('img')
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div = Tag(soup, 'div')
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div['style'] = 'text-align:left;font-size:70%'
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ns = NavigableString(self.tag_to_string(caption))
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div.insert(0, ns)
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div.insert(1, Tag(soup, 'br'))
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del img['width']
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del img['height']
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img.extract()
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div.insert(2, img)
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table.replaceWith(div)
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return soup
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def canonicalize_internal_url(self, url, is_link=True):
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if url.endswith('/print'):
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url = url.rpartition('/')[0]
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return BasicNewsRecipe.canonicalize_internal_url(self, url, is_link=is_link)
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