Merge pull request #354 from asciimoo/bing_news

Bing news based on RSS output
This commit is contained in:
Adam Tauber 2015-06-04 16:39:13 -04:00
commit aa1b8fa79b
4 changed files with 158 additions and 246 deletions

View file

@ -6,18 +6,17 @@
max. 5000 query/month
@using-api no (because of query limit)
@results HTML (using search portal)
@stable no (HTML can change)
@parse url, title, content, publishedDate
@results RSS (using search portal)
@stable yes (except perhaps for the images)
@parse url, title, content, publishedDate, thumbnail
"""
from urllib import urlencode
from cgi import escape
from lxml import html
from datetime import datetime, timedelta
from urlparse import urlparse, parse_qsl
from datetime import datetime
from dateutil import parser
import re
from searx.engines.xpath import extract_text
from lxml import etree
from searx.utils import list_get
# engine dependent config
categories = ['news']
@ -26,7 +25,25 @@ language_support = True
# search-url
base_url = 'https://www.bing.com/'
search_string = 'news/search?{query}&first={offset}'
search_string = 'news/search?{query}&first={offset}&format=RSS'
# remove click
def url_cleanup(url_string):
parsed_url = urlparse(url_string)
if parsed_url.netloc == 'www.bing.com' and parsed_url.path == '/news/apiclick.aspx':
query = dict(parse_qsl(parsed_url.query))
return query.get('url', None)
return url_string
# replace the http://*bing4.com/th?id=... by https://www.bing.com/th?id=...
def image_url_cleanup(url_string):
parsed_url = urlparse(url_string)
if parsed_url.netloc.endswith('bing4.com') and parsed_url.path == '/th':
query = dict(parse_qsl(parsed_url.query))
return "https://www.bing.com/th?id=" + query.get('id')
return url_string
# do search-request
@ -42,8 +59,6 @@ def request(query, params):
query=urlencode({'q': query, 'setmkt': language}),
offset=offset)
params['cookies']['_FP'] = "ui=en-US"
params['url'] = base_url + search_path
return params
@ -53,50 +68,44 @@ def request(query, params):
def response(resp):
results = []
dom = html.fromstring(resp.content)
rss = etree.fromstring(resp.content)
ns = rss.nsmap
# parse results
for result in dom.xpath('//div[@class="sn_r"]'):
link = result.xpath('.//div[@class="newstitle"]/a')[0]
url = link.attrib.get('href')
title = extract_text(link)
contentXPath = result.xpath('.//div[@class="sn_txt"]/div//span[@class="sn_snip"]')
content = escape(extract_text(contentXPath))
for item in rss.xpath('./channel/item'):
# url / title / content
url = url_cleanup(item.xpath('./link/text()')[0])
title = list_get(item.xpath('./title/text()'), 0, url)
content = list_get(item.xpath('./description/text()'), 0, '')
# parse publishedDate
publishedDateXPath = result.xpath('.//div[@class="sn_txt"]/div'
'//div[contains(@class,"sn_ST")]'
'//span[contains(@class,"sn_tm")]')
# publishedDate
publishedDate = list_get(item.xpath('./pubDate/text()'), 0)
try:
publishedDate = parser.parse(publishedDate, dayfirst=False)
except TypeError:
publishedDate = datetime.now()
except ValueError:
publishedDate = datetime.now()
publishedDate = escape(extract_text(publishedDateXPath))
if re.match("^[0-9]+ minute(s|) ago$", publishedDate):
timeNumbers = re.findall(r'\d+', publishedDate)
publishedDate = datetime.now() - timedelta(minutes=int(timeNumbers[0]))
elif re.match("^[0-9]+ hour(s|) ago$", publishedDate):
timeNumbers = re.findall(r'\d+', publishedDate)
publishedDate = datetime.now() - timedelta(hours=int(timeNumbers[0]))
elif re.match("^[0-9]+ hour(s|), [0-9]+ minute(s|) ago$", publishedDate):
timeNumbers = re.findall(r'\d+', publishedDate)
publishedDate = datetime.now()\
- timedelta(hours=int(timeNumbers[0]))\
- timedelta(minutes=int(timeNumbers[1]))
elif re.match("^[0-9]+ day(s|) ago$", publishedDate):
timeNumbers = re.findall(r'\d+', publishedDate)
publishedDate = datetime.now() - timedelta(days=int(timeNumbers[0]))
else:
try:
publishedDate = parser.parse(publishedDate, dayfirst=False)
except TypeError:
publishedDate = datetime.now()
except ValueError:
publishedDate = datetime.now()
# thumbnail
thumbnail = list_get(item.xpath('./News:Image/text()', namespaces=ns), 0)
if thumbnail is not None:
thumbnail = image_url_cleanup(thumbnail)
# append result
results.append({'url': url,
'title': title,
'publishedDate': publishedDate,
'content': content})
if thumbnail is not None:
results.append({'template': 'videos.html',
'url': url,
'title': title,
'publishedDate': publishedDate,
'content': content,
'thumbnail': thumbnail})
else:
results.append({'url': url,
'title': title,
'publishedDate': publishedDate,
'content': content})
# return results
return results

View file

@ -11,6 +11,7 @@
from urllib import quote_plus
from lxml import html
from searx.engines.xpath import extract_text
from searx.utils import list_get
# engine dependent config
categories = ['videos', 'music']
@ -34,14 +35,6 @@ title_xpath = './/div[@class="yt-lockup-content"]/h3/a'
content_xpath = './/div[@class="yt-lockup-content"]/div[@class="yt-lockup-description yt-ui-ellipsis yt-ui-ellipsis-2"]'
# get element in list or default value
def list_get(a_list, index, default=None):
if len(a_list) > index:
return a_list[index]
else:
return default
# returns extract_text on the first result selected by the xpath or None
def extract_text_from_dom(result, xpath):
r = result.xpath(xpath)

View file

@ -2,6 +2,7 @@ from collections import defaultdict
import mock
from searx.engines import bing_news
from searx.testing import SearxTestCase
import lxml
class TestBingNewsEngine(SearxTestCase):
@ -16,14 +17,10 @@ class TestBingNewsEngine(SearxTestCase):
self.assertIn(query, params['url'])
self.assertIn('bing.com', params['url'])
self.assertIn('fr', params['url'])
self.assertIn('_FP', params['cookies'])
self.assertIn('en', params['cookies']['_FP'])
dicto['language'] = 'all'
params = bing_news.request(query, dicto)
self.assertIn('en', params['url'])
self.assertIn('_FP', params['cookies'])
self.assertIn('en', params['cookies']['_FP'])
def test_response(self):
self.assertRaises(AttributeError, bing_news.response, None)
@ -37,200 +34,105 @@ class TestBingNewsEngine(SearxTestCase):
response = mock.Mock(content='<html></html>')
self.assertEqual(bing_news.response(response), [])
html = """
<div class="sn_r">
<div class="newstitle">
<a href="http://url.of.article/" target="_blank" h="ID=news,5022.1">
Title
</a>
</div>
<div class="sn_img">
<a href="http://url.of.article2/" target="_blank" h="ID=news,5024.1">
<img class="rms_img" height="80" id="emb1" src="/image.src" title="Title" width="80" />
</a>
</div>
<div class="sn_txt">
<div class="sn_oi">
<span class="sn_snip">Article Content</span>
<div class="sn_ST">
<cite class="sn_src">metronews.fr</cite>
&nbsp;&#0183;&#32;
<span class="sn_tm">44 minutes ago</span>
</div>
</div>
</div>
</div>
"""
html = """<?xml version="1.0" encoding="utf-8" ?>
<rss version="2.0" xmlns:News="https://www.bing.com:443/news/search?q=python&amp;setmkt=en-US&amp;first=1&amp;format=RSS">
<channel>
<title>python - Bing News</title>
<link>https://www.bing.com:443/news/search?q=python&amp;setmkt=en-US&amp;first=1&amp;format=RSS</link>
<description>Search results</description>
<image>
<url>http://10.53.64.9/rsslogo.gif</url>
<title>test</title>
<link>https://www.bing.com:443/news/search?q=test&amp;setmkt=en-US&amp;first=1&amp;format=RSS</link>
</image>
<copyright>Copyright</copyright>
<item>
<title>Title</title>
<link>https://www.bing.com/news/apiclick.aspx?ref=FexRss&amp;aid=&amp;tid=c237eccc50bd4758b106a5e3c94fce09&amp;url=http%3a%2f%2furl.of.article%2f&amp;c=xxxxxxxxx&amp;mkt=en-us</link>
<description>Article Content</description>
<pubDate>Tue, 02 Jun 2015 13:37:00 GMT</pubDate>
<News:Source>Infoworld</News:Source>
<News:Image>http://a1.bing4.com/th?id=ON.13371337133713371337133713371337&amp;pid=News</News:Image>
<News:ImageSize>w={0}&amp;h={1}&amp;c=7</News:ImageSize>
<News:ImageKeepOriginalRatio></News:ImageKeepOriginalRatio>
<News:ImageMaxWidth>620</News:ImageMaxWidth>
<News:ImageMaxHeight>413</News:ImageMaxHeight>
</item>
<item>
<title>Another Title</title>
<link>https://www.bing.com/news/apiclick.aspx?ref=FexRss&amp;aid=&amp;tid=c237eccc50bd4758b106a5e3c94fce09&amp;url=http%3a%2f%2fanother.url.of.article%2f&amp;c=xxxxxxxxx&amp;mkt=en-us</link>
<description>Another Article Content</description>
<pubDate>Tue, 02 Jun 2015 13:37:00 GMT</pubDate>
</item>
</channel>
</rss>""" # noqa
response = mock.Mock(content=html)
results = bing_news.response(response)
self.assertEqual(type(results), list)
self.assertEqual(len(results), 2)
self.assertEqual(results[0]['title'], 'Title')
self.assertEqual(results[0]['url'], 'http://url.of.article/')
self.assertEqual(results[0]['content'], 'Article Content')
self.assertEqual(results[0]['thumbnail'], 'https://www.bing.com/th?id=ON.13371337133713371337133713371337')
self.assertEqual(results[1]['title'], 'Another Title')
self.assertEqual(results[1]['url'], 'http://another.url.of.article/')
self.assertEqual(results[1]['content'], 'Another Article Content')
self.assertNotIn('thumbnail', results[1])
html = """<?xml version="1.0" encoding="utf-8" ?>
<rss version="2.0" xmlns:News="https://www.bing.com:443/news/search?q=python&amp;setmkt=en-US&amp;first=1&amp;format=RSS">
<channel>
<title>python - Bing News</title>
<link>https://www.bing.com:443/news/search?q=python&amp;setmkt=en-US&amp;first=1&amp;format=RSS</link>
<description>Search results</description>
<image>
<url>http://10.53.64.9/rsslogo.gif</url>
<title>test</title>
<link>https://www.bing.com:443/news/search?q=test&amp;setmkt=en-US&amp;first=1&amp;format=RSS</link>
</image>
<copyright>Copyright</copyright>
<item>
<title>Title</title>
<link>http://another.url.of.article/</link>
<description>Article Content</description>
<pubDate>garbage</pubDate>
<News:Source>Infoworld</News:Source>
<News:Image>http://another.bing.com/image</News:Image>
<News:ImageSize>w={0}&amp;h={1}&amp;c=7</News:ImageSize>
<News:ImageKeepOriginalRatio></News:ImageKeepOriginalRatio>
<News:ImageMaxWidth>620</News:ImageMaxWidth>
<News:ImageMaxHeight>413</News:ImageMaxHeight>
</item>
</channel>
</rss>""" # noqa
response = mock.Mock(content=html)
results = bing_news.response(response)
self.assertEqual(type(results), list)
self.assertEqual(len(results), 1)
self.assertEqual(results[0]['title'], 'Title')
self.assertEqual(results[0]['url'], 'http://url.of.article/')
self.assertEqual(results[0]['url'], 'http://another.url.of.article/')
self.assertEqual(results[0]['content'], 'Article Content')
self.assertEqual(results[0]['thumbnail'], 'http://another.bing.com/image')
html = """
<div class="sn_r">
<div class="newstitle">
<a href="http://url.of.article/" target="_blank" h="ID=news,5022.1">
Title
</a>
</div>
<div class="sn_img">
<a href="http://url.of.article2/" target="_blank" h="ID=news,5024.1">
<img class="rms_img" height="80" id="emb1" src="/image.src" title="Title" width="80" />
</a>
</div>
<div class="sn_txt">
<div class="sn_oi">
<span class="sn_snip">Article Content</span>
<div class="sn_ST">
<cite class="sn_src">metronews.fr</cite>
&nbsp;&#0183;&#32;
<span class="sn_tm">44 minutes ago</span>
</div>
</div>
</div>
</div>
<div class="sn_r">
<div class="newstitle">
<a href="http://url.of.article/" target="_blank" h="ID=news,5022.1">
Title
</a>
</div>
<div class="sn_img">
<a href="http://url.of.article2/" target="_blank" h="ID=news,5024.1">
<img class="rms_img" height="80" id="emb1" src="/image.src" title="Title" width="80" />
</a>
</div>
<div class="sn_txt">
<div class="sn_oi">
<span class="sn_snip">Article Content</span>
<div class="sn_ST">
<cite class="sn_src">metronews.fr</cite>
&nbsp;&#0183;&#32;
<span class="sn_tm">3 hours, 44 minutes ago</span>
</div>
</div>
</div>
</div>
<div class="sn_r">
<div class="newstitle">
<a href="http://url.of.article/" target="_blank" h="ID=news,5022.1">
Title
</a>
</div>
<div class="sn_img">
<a href="http://url.of.article2/" target="_blank" h="ID=news,5024.1">
<img class="rms_img" height="80" id="emb1" src="/image.src" title="Title" width="80" />
</a>
</div>
<div class="sn_txt">
<div class="sn_oi">
<span class="sn_snip">Article Content</span>
<div class="sn_ST">
<cite class="sn_src">metronews.fr</cite>
&nbsp;&#0183;&#32;
<span class="sn_tm">44 hours ago</span>
</div>
</div>
</div>
</div>
<div class="sn_r">
<div class="newstitle">
<a href="http://url.of.article/" target="_blank" h="ID=news,5022.1">
Title
</a>
</div>
<div class="sn_img">
<a href="http://url.of.article2/" target="_blank" h="ID=news,5024.1">
<img class="rms_img" height="80" id="emb1" src="/image.src" title="Title" width="80" />
</a>
</div>
<div class="sn_txt">
<div class="sn_oi">
<span class="sn_snip">Article Content</span>
<div class="sn_ST">
<cite class="sn_src">metronews.fr</cite>
&nbsp;&#0183;&#32;
<span class="sn_tm">2 days ago</span>
</div>
</div>
</div>
</div>
<div class="sn_r">
<div class="newstitle">
<a href="http://url.of.article/" target="_blank" h="ID=news,5022.1">
Title
</a>
</div>
<div class="sn_img">
<a href="http://url.of.article2/" target="_blank" h="ID=news,5024.1">
<img class="rms_img" height="80" id="emb1" src="/image.src" title="Title" width="80" />
</a>
</div>
<div class="sn_txt">
<div class="sn_oi">
<span class="sn_snip">Article Content</span>
<div class="sn_ST">
<cite class="sn_src">metronews.fr</cite>
&nbsp;&#0183;&#32;
<span class="sn_tm">27/01/2015</span>
</div>
</div>
</div>
</div>
<div class="sn_r">
<div class="newstitle">
<a href="http://url.of.article/" target="_blank" h="ID=news,5022.1">
Title
</a>
</div>
<div class="sn_img">
<a href="http://url.of.article2/" target="_blank" h="ID=news,5024.1">
<img class="rms_img" height="80" id="emb1" src="/image.src" title="Title" width="80" />
</a>
</div>
<div class="sn_txt">
<div class="sn_oi">
<span class="sn_snip">Article Content</span>
<div class="sn_ST">
<cite class="sn_src">metronews.fr</cite>
&nbsp;&#0183;&#32;
<span class="sn_tm">Il y a 3 heures</span>
</div>
</div>
</div>
</div>
"""
response = mock.Mock(content=html)
results = bing_news.response(response)
self.assertEqual(type(results), list)
self.assertEqual(len(results), 6)
html = """<?xml version="1.0" encoding="utf-8" ?>
<rss version="2.0" xmlns:News="https://www.bing.com:443/news/search?q=python&amp;setmkt=en-US&amp;first=1&amp;format=RSS">
<channel>
<title>python - Bing News</title>
<link>https://www.bing.com:443/news/search?q=python&amp;setmkt=en-US&amp;first=1&amp;format=RSS</link>
<description>Search results</description>
<image>
<url>http://10.53.64.9/rsslogo.gif</url>
<title>test</title>
<link>https://www.bing.com:443/news/search?q=test&amp;setmkt=en-US&amp;first=1&amp;format=RSS</link>
</image>
</channel>
</rss>""" # noqa
html = """
<div class="newstitle">
<a href="http://url.of.article/" target="_blank" h="ID=news,5022.1">
Title
</a>
</div>
<div class="sn_img">
<a href="http://url.of.article2/" target="_blank" h="ID=news,5024.1">
<img class="rms_img" height="80" id="emb1" src="/image.src" title="Title" width="80" />
</a>
</div>
<div class="sn_txt">
<div class="sn_oi">
<span class="sn_snip">Article Content</span>
<div class="sn_ST">
<cite class="sn_src">metronews.fr</cite>
&nbsp;&#0183;&#32;
<span class="sn_tm">44 minutes ago</span>
</div>
</div>
</div>
"""
response = mock.Mock(content=html)
results = bing_news.response(response)
self.assertEqual(type(results), list)
self.assertEqual(len(results), 0)
html = """<?xml version="1.0" encoding="utf-8" ?>gabarge"""
response = mock.Mock(content=html)
self.assertRaises(lxml.etree.XMLSyntaxError, bing_news.response, response)

View file

@ -228,6 +228,14 @@ def prettify_url(url):
return url
# get element in list or default value
def list_get(a_list, index, default=None):
if len(a_list) > index:
return a_list[index]
else:
return default
def get_blocked_engines(engines, cookies):
if 'blocked_engines' not in cookies:
return [(engine_name, category) for engine_name in engines