forked from Ponysearch/Ponysearch
126 lines
3.6 KiB
Python
126 lines
3.6 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-or-later
|
|
# lint: pylint
|
|
"""
|
|
Gigablast (Web)
|
|
"""
|
|
# pylint: disable=invalid-name, use-dict-literal
|
|
|
|
import re
|
|
from time import time
|
|
from json import loads
|
|
from urllib.parse import urlencode
|
|
from searx.network import get
|
|
|
|
# about
|
|
about = {
|
|
"website": 'https://www.gigablast.com',
|
|
"wikidata_id": 'Q3105449',
|
|
"official_api_documentation": 'https://gigablast.com/api.html',
|
|
"use_official_api": True,
|
|
"require_api_key": False,
|
|
"results": 'JSON',
|
|
}
|
|
|
|
# engine dependent config
|
|
categories = ['general', 'web']
|
|
# gigablast's pagination is totally damaged, don't use it
|
|
paging = False
|
|
safesearch = True
|
|
|
|
# search-url
|
|
base_url = 'https://gigablast.com'
|
|
search_path = '/search?'
|
|
|
|
# ugly hack: gigablast requires a random extra parameter which can be extracted
|
|
# from the source code of the gigablast HTTP client
|
|
extra_param = ''
|
|
# timestamp of the last fetch of extra_param
|
|
extra_param_ts = 0
|
|
# after how many seconds extra_param expire
|
|
extra_param_expiration_delay = 3000
|
|
|
|
|
|
def fetch_extra_param(query_args, headers):
|
|
|
|
# example:
|
|
#
|
|
# var uxrl='/search?c=main&qlangcountry=en-us&q=south&s=10&rand=1590740241635&n';
|
|
# uxrl=uxrl+'sab=730863287';
|
|
#
|
|
# extra_param --> "rand=1590740241635&nsab=730863287"
|
|
|
|
global extra_param, extra_param_ts # pylint: disable=global-statement
|
|
|
|
extra_param_ts = time()
|
|
extra_param_path = search_path + urlencode(query_args)
|
|
text = get(base_url + extra_param_path, headers=headers).text
|
|
|
|
re_var = None
|
|
for line in text.splitlines():
|
|
if re_var is None and extra_param_path in line:
|
|
var = line.split("=")[0].split()[1] # e.g. var --> 'uxrl'
|
|
re_var = re.compile(var + "\\s*=\\s*" + var + "\\s*\\+\\s*'" + "(.*)" + "'(.*)")
|
|
extra_param = line.split("'")[1][len(extra_param_path) :]
|
|
continue
|
|
if re_var is not None and re_var.search(line):
|
|
extra_param += re_var.search(line).group(1)
|
|
break
|
|
|
|
|
|
# do search-request
|
|
def request(query, params): # pylint: disable=unused-argument
|
|
query_args = dict(c='main', q=query, dr=1, showgoodimages=0)
|
|
|
|
if params['language'] and params['language'] != 'all':
|
|
query_args['qlangcountry'] = params['language']
|
|
query_args['qlang'] = params['language'].split('-')[0]
|
|
|
|
if params['safesearch'] >= 1:
|
|
query_args['ff'] = 1
|
|
|
|
# see API http://www.gigablast.com/api.html#/search
|
|
# Take into account, that the API has some quirks ..
|
|
if time() > (extra_param_ts + extra_param_expiration_delay):
|
|
fetch_extra_param(query_args, params['headers'])
|
|
|
|
query_args['format'] = 'json'
|
|
params['url'] = base_url + search_path + urlencode(query_args) + extra_param
|
|
|
|
return params
|
|
|
|
|
|
# get response from search-request
|
|
def response(resp):
|
|
results = []
|
|
|
|
response_json = loads(resp.text)
|
|
|
|
# logger.debug('gigablast returns %s results', len(response_json['results']))
|
|
|
|
for result in response_json['results']:
|
|
# see "Example JSON Output (&format=json)"
|
|
# at http://www.gigablast.com/api.html#/search
|
|
|
|
# sort out meaningless result
|
|
|
|
title = result.get('title')
|
|
if len(title) < 2:
|
|
continue
|
|
|
|
url = result.get('url')
|
|
if len(url) < 9:
|
|
continue
|
|
|
|
content = result.get('sum')
|
|
if len(content) < 5:
|
|
continue
|
|
|
|
# extend fields
|
|
|
|
subtitle = result.get('title')
|
|
if len(subtitle) > 3 and subtitle != title:
|
|
title += " - " + subtitle
|
|
|
|
results.append(dict(url=url, title=title, content=content))
|
|
|
|
return results
|