python-ox/ox/web/google.py
2023-07-27 13:07:13 +02:00

69 lines
2.2 KiB
Python

# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
import re
import urllib
import ox
from ox import strip_tags, decode_html
DEFAULT_MAX_RESULTS = 10
DEFAULT_TIMEOUT = 24*60*60
def read_url(url, data=None, headers=ox.net.DEFAULT_HEADERS, timeout=DEFAULT_TIMEOUT):
return ox.cache.read_url(url, data, headers, timeout, unicode=True)
def quote_plus(s):
if not isinstance(s, bytes):
s = s.encode('utf-8')
return urllib.parse.quote_plus(s)
def infobox(query, timeout=DEFAULT_TIMEOUT):
import lxml.html
data = read_url(url, timeout=timeout)
doc = lxml.html.document_fromstring(data)
k = 'kp-wholepage'
wholepage = doc.cssselect('.' + k)
infobox = {}
if wholepage:
page = wholepage[0]
for a in page.cssselect('a'):
if a.attrib.get('href', '').startswith('http'):
domain = '.'.join(a.attrib['href'].split('/')[2].split('.')[-2:])
infobox[domain] = a.attrib['href']
for e in page.cssselect('*[data-attrid]'):
key = e.attrib['data-attrid']
value = e.text_content()
if value and key not in (
'kc:/film/film:media_actions_wholepage',
'action:watch_film'
):
infobox[key] = value
return infobox
def find(query, max_results=DEFAULT_MAX_RESULTS, timeout=DEFAULT_TIMEOUT):
"""
Return max_results tuples with title, url, description
>>> str(find("The Matrix site:imdb.com", 1)[0][0])
'The Matrix (1999) - IMDb'
>>> str(find("The Matrix site:imdb.com", 1)[0][1])
'http://www.imdb.com/title/tt0133093/'
"""
results = []
offset = 0
while len(results) < max_results:
url = 'http://google.com/search?q=%s' % quote_plus(query)
if offset:
url += '&start=%d' % offset
data = read_url(url, timeout=timeout)
data = re.sub('<span class="f">(.*?)</span>', '\\1', data)
for a in re.compile('<a href="(htt\S+?)".*?>(.*?)</a>.*?<span class="st">(.*?)<\/span>').findall(data):
results.append((strip_tags(decode_html(a[1])), a[0], strip_tags(decode_html(a[2]))))
if len(results) >= max_results:
break
offset += 10
return results