Updated recipe for Hacker News

This commit is contained in:
Tom Scholl 2011-08-29 17:49:50 +01:00
parent ecabc13152
commit 02f58a2509

View File

@ -5,8 +5,10 @@ __license__ = 'GPL v3'
Hacker News
'''
from calibre.web.feeds.news import BasicNewsRecipe
from calibre.ebooks.BeautifulSoup import Tag
from calibre.ptempfile import PersistentTemporaryFile
from urlparse import urlparse
import re
class HackerNews(BasicNewsRecipe):
title = 'Hacker News'
@ -14,8 +16,8 @@ class HackerNews(BasicNewsRecipe):
description = u'Hacker News, run by Y Combinator. Anything that good hackers would find interesting, with a focus on programming and startups.'
publisher = 'Y Combinator'
category = 'news, programming, it, technology'
masthead_url = 'http://i55.tinypic.com/2u6io76.png'
cover_url = 'http://i55.tinypic.com/2u6io76.png'
masthead_url = 'http://img585.imageshack.us/img585/5011/hnle.png'
cover_url = 'http://img585.imageshack.us/img585/5011/hnle.png'
delay = 1
max_articles_per_feed = 30
use_embedded_content = False
@ -42,13 +44,43 @@ class HackerNews(BasicNewsRecipe):
def get_hn_content(self, url):
self.log('get_hn_content(' + url + ')')
# this could be improved
br = self.get_browser()
f = br.open(url)
html = f.read()
f.close()
return html
soup = self.index_to_soup(url)
main = soup.find('tr').findNextSiblings('tr', limit=2)[1].td
title = self.tag_to_string(main.find('td', 'title'))
link = main.find('td', 'title').find('a')['href']
if link.startswith('item?'):
link = 'http://news.ycombinator.com/' + link
readable_link = link.rpartition('http://')[2].rpartition('https://')[2]
subtext = self.tag_to_string(main.find('td', 'subtext'))
title_content_td = main.find('td', 'title').findParent('tr').findNextSiblings('tr', limit=3)[2].findAll('td', limit=2)[1]
title_content = u''
if not title_content_td.find('form'):
title_content_td.name ='div'
title_content = title_content_td.prettify()
comments = u''
for td in main.findAll('td', 'default'):
comhead = td.find('span', 'comhead')
if comhead:
com_title = u'<h4>' + self.tag_to_string(comhead).replace(' | link', '') + u'</h4>'
comhead.parent.extract()
br = td.find('br')
if br:
br.extract()
reply = td.find('a', attrs = {'href' : re.compile('^reply?')})
if reply:
reply.parent.extract()
td.name = 'div'
indent_width = (int(td.parent.find('td').img['width']) * 2) / 3
td['style'] = 'padding-left: ' + str(indent_width) + 'px'
comments = comments + com_title + td.prettify()
body = u'<h3>' + title + u'</h3><p><a href="' + link + u'">' + readable_link + u'</a><br/><strong>' + subtext + u'</strong></p>' + title_content + u'<br/>'
body = body + comments
return u'<html><title>' + title + u'</title><body>' + body + '</body></html>'
def get_obfuscated_article(self, url):
if url.startswith('http://news.ycombinator.com'):
content = self.get_hn_content(url)
@ -65,6 +97,10 @@ class HackerNews(BasicNewsRecipe):
content = u'<html><body><img src="' + url + u'"></body></html>'
else:
content = self.get_readable_content(url)
f = open('/tmp/hn_content.html', 'w')
f.write(content)
f.close()
self.temp_files.append(PersistentTemporaryFile('_fa.html'))
self.temp_files[-1].write(content)
@ -82,5 +118,11 @@ class HackerNews(BasicNewsRecipe):
def populate_article_metadata(self, article, soup, first):
article.text_summary = self.prettyify_url(article.url)
article.summary = article.text_summary
# def parse_index(self):
# feeds = []
# feeds.append((u'Hacker News',[{'title': 'Testing', 'url': 'http://news.ycombinator.com/item?id=2935944'}]))
# return feeds