forked from zaclys/searxng
130 lines
3.5 KiB
Python
130 lines
3.5 KiB
Python
"""
|
|
Gigablast (Web)
|
|
|
|
@website https://gigablast.com
|
|
@provide-api yes (https://gigablast.com/api.html)
|
|
|
|
@using-api yes
|
|
@results XML
|
|
@stable yes
|
|
@parse url, title, content
|
|
"""
|
|
|
|
import random
|
|
from json import loads
|
|
from time import time
|
|
from lxml.html import fromstring
|
|
from searx.poolrequests import get
|
|
from searx.url_utils import urlencode
|
|
from searx.utils import eval_xpath
|
|
|
|
# engine dependent config
|
|
categories = ['general']
|
|
paging = True
|
|
number_of_results = 10
|
|
language_support = True
|
|
safesearch = True
|
|
|
|
# search-url
|
|
base_url = 'https://gigablast.com/'
|
|
search_string = 'search?{query}'\
|
|
'&n={number_of_results}'\
|
|
'&c=main'\
|
|
'&s={offset}'\
|
|
'&format=json'\
|
|
'&langcountry={lang}'\
|
|
'&ff={safesearch}'\
|
|
'&rand={rxikd}'
|
|
# specific xpath variables
|
|
results_xpath = '//response//result'
|
|
url_xpath = './/url'
|
|
title_xpath = './/title'
|
|
content_xpath = './/sum'
|
|
|
|
supported_languages_url = 'https://gigablast.com/search?&rxikd=1'
|
|
|
|
extra_param = '' # gigablast requires a random extra parameter
|
|
# which can be extracted from the source code of the search page
|
|
|
|
|
|
def parse_extra_param(text):
|
|
global extra_param
|
|
param_lines = [x for x in text.splitlines() if x.startswith('var url=') or x.startswith('url=url+')]
|
|
extra_param = ''
|
|
for l in param_lines:
|
|
extra_param += l.split("'")[1]
|
|
extra_param = extra_param.split('&')[-1]
|
|
|
|
|
|
def init(engine_settings=None):
|
|
parse_extra_param(get('http://gigablast.com/search?c=main&qlangcountry=en-us&q=south&s=10').text)
|
|
|
|
|
|
# do search-request
|
|
def request(query, params):
|
|
print("EXTRAPARAM:", extra_param)
|
|
offset = (params['pageno'] - 1) * number_of_results
|
|
|
|
if params['language'] == 'all':
|
|
language = 'xx'
|
|
else:
|
|
language = params['language'].replace('-', '_').lower()
|
|
if language.split('-')[0] != 'zh':
|
|
language = language.split('-')[0]
|
|
|
|
if params['safesearch'] >= 1:
|
|
safesearch = 1
|
|
else:
|
|
safesearch = 0
|
|
|
|
# rxieu is some kind of hash from the search query, but accepts random atm
|
|
search_path = search_string.format(query=urlencode({'q': query}),
|
|
offset=offset,
|
|
number_of_results=number_of_results,
|
|
lang=language,
|
|
rxikd=int(time() * 1000),
|
|
safesearch=safesearch)
|
|
|
|
params['url'] = base_url + search_path + '&' + extra_param
|
|
|
|
return params
|
|
|
|
|
|
# get response from search-request
|
|
def response(resp):
|
|
results = []
|
|
|
|
# parse results
|
|
try:
|
|
response_json = loads(resp.text)
|
|
except:
|
|
parse_extra_param(resp.text)
|
|
raise Exception('extra param expired, please reload')
|
|
|
|
for result in response_json['results']:
|
|
# append result
|
|
results.append({'url': result['url'],
|
|
'title': result['title'],
|
|
'content': result['sum']})
|
|
|
|
# return results
|
|
return results
|
|
|
|
|
|
# get supported languages from their site
|
|
def _fetch_supported_languages(resp):
|
|
supported_languages = []
|
|
dom = fromstring(resp.text)
|
|
links = eval_xpath(dom, '//span[@id="menu2"]/a')
|
|
for link in links:
|
|
href = eval_xpath(link, './@href')[0].split('lang%3A')
|
|
if len(href) == 2:
|
|
code = href[1].split('_')
|
|
if len(code) == 2:
|
|
code = code[0] + '-' + code[1].upper()
|
|
else:
|
|
code = code[0]
|
|
supported_languages.append(code)
|
|
|
|
return supported_languages
|