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Improved Calibre Economist Recipe
#!/usr/bin/env python
__license__ = 'GPL v3'
__copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
'''
economist.com
'''
from calibre.web.feeds.news import BasicNewsRecipe
from calibre.ebooks.BeautifulSoup import BeautifulSoup
from calibre.ebooks.BeautifulSoup import Tag, NavigableString
import string, time, re
class Economist(BasicNewsRecipe):
title = 'The Economist'
language = 'en'
__author__ = "Kovid Goyal"
INDEX = 'http://www.economist.com/printedition'
description = ('Global news and current affairs from a European'
' perspective. Best downloaded on Friday mornings (GMT)')
extra_css = '.headline {font-size: x-large;} \n h2 { font-size: small; } \n h1 { font-size: medium; }'
oldest_article = 7.0
cover_url = 'http://www.economist.com/images/covers/currentcoverus_large.jpg'
remove_tags = [
dict(name=['script', 'noscript', 'title', 'iframe', 'cf_floatingcontent']),
dict(attrs={'class':['dblClkTrk', 'ec-article-info', 'share_inline_header', 'related-items']}),
{'class': lambda x: x and 'share-links-header' in x},
]
keep_only_tags = [dict(id='ec-article-body')]
needs_subscription = False
no_stylesheets = True
preprocess_regexps = [(re.compile('</html>.*', re.DOTALL),
lambda x:'</html>')]
'''
def get_browser(self):
br = BasicNewsRecipe.get_browser()
br.open('http://www.economist.com')
req = mechanize.Request(
'http://www.economist.com/members/members.cfm?act=exec_login',
headers = {
'Referer':'http://www.economist.com/',
},
data=urllib.urlencode({
'logging_in' : 'Y',
'returnURL' : '/',
'email_address': self.username,
'fakepword' : 'Password',
'pword' : self.password,
'x' : '0',
'y' : '0',
}))
br.open(req).read()
return br
'''
def parse_index(self):
try:
return self.economist_parse_index()
except:
raise
self.log.warn(
'Initial attempt to parse index failed, retrying in 30 seconds')
time.sleep(30)
return self.economist_parse_index()
def economist_parse_index(self):
soup = BeautifulSoup(self.browser.open(self.INDEX).read(),
convertEntities=BeautifulSoup.HTML_ENTITIES)
index_started = False
feeds = {}
ans = []
key = None
for tag in soup.findAll(['h1', 'h2']):
text = ''.join(tag.findAll(text=True))
if tag.name in ('h1', 'h2') and 'Classified ads' in text:
break
if tag.name == 'h1':
if 'The world this week' in text or 'The world this year' in text:
index_started = True
if not index_started:
continue
text = string.capwords(text)
if text not in feeds.keys():
feeds[text] = []
if text not in ans:
ans.append(text)
key = text
continue
if key is None:
continue
a = tag.find('a', href=True)
if a is not None:
url=a['href']
id_ = re.search(r'story_id=(\d+)', url).group(1)
url = 'http://www.economist.com/node/%s/print'%id_
if url.startswith('Printer'):
url = '/'+url
if url.startswith('/'):
url = 'http://www.economist.com' + url
try:
subtitle = tag.previousSibling.contents[0].contents[0]
text = subtitle + ': ' + text
except:
pass
article = dict(title=text,
url = url,
description='', content='', date='')
feeds[key].append(article)
ans = [(key, feeds[key]) for key in ans if feeds.has_key(key)]
if not ans:
raise Exception('Could not find any articles. Has your subscription expired?')
return ans
def eco_find_image_tables(self, soup):
for x in soup.findAll('table', align=['right', 'center']):
if len(x.findAll('font')) in (1,2) and len(x.findAll('img')) == 1:
yield x
def postprocess_html(self, soup, first):
body = soup.find('body')
for name, val in body.attrs:
del body[name]
for table in list(self.eco_find_image_tables(soup)):
caption = table.find('font')
img = table.find('img')
div = Tag(soup, 'div')
div['style'] = 'text-align:left;font-size:70%'
ns = NavigableString(self.tag_to_string(caption))
div.insert(0, ns)
div.insert(1, Tag(soup, 'br'))
del img['width']
del img['height']
img.extract()
div.insert(2, img)
table.replaceWith(div)
return soup
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