forked from zaclys/searxng
fix yahoo engines and add comments
This commit is contained in:
Thomas Pointhuber
parent
90dcfc1ddd
commit
03db970e6a
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@ -1,64 +1,99 @@
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#!/usr/bin/env python
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## Yahoo (Web)
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#
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# @website https://search.yahoo.com/web
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# @provide-api yes (https://developer.yahoo.com/boss/search/), $0.80/1000 queries
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#
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# @using-api no (because pricing)
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# @results HTML (using search portal)
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# @stable no (HTML can change)
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# @parse url, title, content, suggestion
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from urllib import urlencode
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from urlparse import unquote
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from lxml import html
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from searx.engines.xpath import extract_text, extract_url
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# engine dependent config
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categories = ['general']
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search_url = 'http://search.yahoo.com/search?{query}&b={offset}'
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paging = True
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language_support = True
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# search-url
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search_url = 'https://search.yahoo.com/search?{query}&b={offset}&fl=1&vl=lang_{lang}'
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# specific xpath variables
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results_xpath = '//div[@class="res"]'
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url_xpath = './/h3/a/@href'
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title_xpath = './/h3/a'
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content_xpath = './/div[@class="abstr"]'
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suggestion_xpath = '//div[@id="satat"]//a'
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paging = True
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# remove yahoo-specific tracking-url
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def parse_url(url_string):
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endings = ['/RS', '/RK']
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endpositions = []
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start = url_string.find('http', url_string.find('/RU=')+1)
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for ending in endings:
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endpos = url_string.rfind(ending)
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if endpos > -1:
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endpositions.append(endpos)
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end = min(endpositions)
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return unquote(url_string[start:end])
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# do search-request
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def request(query, params):
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offset = (params['pageno'] - 1) * 10 + 1
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if params['language'] == 'all':
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language = 'en'
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else:
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language = params['language'].split('_')[0]
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params['url'] = search_url.format(offset=offset,
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query=urlencode({'p': query}))
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query=urlencode({'p': query}),
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lang=language)
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# TODO required?
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params['cookies']['sB'] = 'fl=1&vl=lang_{lang}&sh=1&rw=new&v=1'\
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.format(lang=language)
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return params
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# get response from search-request
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def response(resp):
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results = []
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dom = html.fromstring(resp.text)
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# parse results
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for result in dom.xpath(results_xpath):
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try:
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url = parse_url(extract_url(result.xpath(url_xpath), search_url))
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title = extract_text(result.xpath(title_xpath)[0])
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except:
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continue
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content = extract_text(result.xpath(content_xpath)[0])
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results.append({'url': url, 'title': title, 'content': content})
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content = extract_text(result.xpath(content_xpath)[0])
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# append result
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results.append({'url': url,
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'title': title,
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'content': content})
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# if no suggestion found, return results
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if not suggestion_xpath:
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return results
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# parse suggestion
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for suggestion in dom.xpath(suggestion_xpath):
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# append suggestion
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results.append({'suggestion': extract_text(suggestion)})
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# return results
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return results
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@ -1,4 +1,12 @@
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#!/usr/bin/env python
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## Yahoo (News)
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#
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# @website https://news.yahoo.com
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# @provide-api yes (https://developer.yahoo.com/boss/search/), $0.80/1000 queries
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#
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# @using-api no (because pricing)
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# @results HTML (using search portal)
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# @stable no (HTML can change)
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# @parse url, title, content, publishedDate
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from urllib import urlencode
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from lxml import html
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@ -8,8 +16,15 @@ from datetime import datetime, timedelta
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import re
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from dateutil import parser
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# engine dependent config
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categories = ['news']
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search_url = 'http://news.search.yahoo.com/search?{query}&b={offset}'
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paging = True
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language_support = True
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# search-url
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search_url = 'https://news.search.yahoo.com/search?{query}&b={offset}&fl=1&vl=lang_{lang}'
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# specific xpath variables
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results_xpath = '//div[@class="res"]'
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url_xpath = './/h3/a/@href'
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title_xpath = './/h3/a'
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@ -17,30 +32,39 @@ content_xpath = './/div[@class="abstr"]'
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publishedDate_xpath = './/span[@class="timestamp"]'
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suggestion_xpath = '//div[@id="satat"]//a'
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paging = True
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# do search-request
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def request(query, params):
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offset = (params['pageno'] - 1) * 10 + 1
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if params['language'] == 'all':
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language = 'en'
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else:
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language = params['language'].split('_')[0]
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params['url'] = search_url.format(offset=offset,
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query=urlencode({'p': query}))
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query=urlencode({'p': query}),
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lang=language)
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# TODO required?
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params['cookies']['sB'] = 'fl=1&vl=lang_{lang}&sh=1&rw=new&v=1'\
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.format(lang=language)
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return params
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# get response from search-request
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def response(resp):
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results = []
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dom = html.fromstring(resp.text)
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# parse results
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for result in dom.xpath(results_xpath):
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url = parse_url(extract_url(result.xpath(url_xpath), search_url))
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title = extract_text(result.xpath(title_xpath)[0])
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content = extract_text(result.xpath(content_xpath)[0])
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# parse publishedDate
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publishedDate = extract_text(result.xpath(publishedDate_xpath)[0])
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if re.match("^[0-9]+ minute(s|) ago$", publishedDate):
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@ -58,15 +82,11 @@ def response(resp):
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if publishedDate.year == 1900:
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publishedDate = publishedDate.replace(year=datetime.now().year)
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# append result
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results.append({'url': url,
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'title': title,
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'content': content,
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'publishedDate': publishedDate})
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if not suggestion_xpath:
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return results
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for suggestion in dom.xpath(suggestion_xpath):
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results.append({'suggestion': extract_text(suggestion)})
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# return results
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return results
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