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# SPDX-License-Identifier: AGPL-3.0-or-later
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from lxml import html
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from urllib.parse import urlencode
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from searx.utils import extract_text, extract_url, eval_xpath, eval_xpath_list
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search_url = None
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url_xpath = None
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content_xpath = None
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title_xpath = None
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thumbnail_xpath = False
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paging = False
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suggestion_xpath = ''
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results_xpath = ''
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cached_xpath = ''
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cached_url = ''
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# parameters for engines with paging support
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#
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# number of results on each page
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# (only needed if the site requires not a page number, but an offset)
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page_size = 1
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# number of the first page (usually 0 or 1)
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first_page_num = 1
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def request(query, params):
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query = urlencode({'q': query})[2:]
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fp = {'query': query}
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if paging and search_url.find('{pageno}') >= 0:
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fp['pageno'] = (params['pageno'] - 1) * page_size + first_page_num
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params['url'] = search_url.format(**fp)
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params['query'] = query
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return params
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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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is_onion = True if 'onions' in categories else False # pylint: disable=undefined-variable
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if results_xpath:
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for result in eval_xpath_list(dom, results_xpath):
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url = extract_url(eval_xpath_list(result, url_xpath, min_len=1), search_url)
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title = extract_text(eval_xpath_list(result, title_xpath, min_len=1))
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content = extract_text(eval_xpath_list(result, content_xpath, min_len=1))
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tmp_result = {'url': url, 'title': title, 'content': content}
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# add thumbnail if available
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if thumbnail_xpath:
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thumbnail_xpath_result = eval_xpath_list(result, thumbnail_xpath)
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if len(thumbnail_xpath_result) > 0:
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tmp_result['img_src'] = extract_url(thumbnail_xpath_result, search_url)
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# add alternative cached url if available
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if cached_xpath:
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tmp_result['cached_url'] = cached_url\
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+ extract_text(eval_xpath_list(result, cached_xpath, min_len=1))
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if is_onion:
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tmp_result['is_onion'] = True
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results.append(tmp_result)
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else:
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if cached_xpath:
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for url, title, content, cached in zip(
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(extract_url(x, search_url) for
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x in eval_xpath_list(dom, url_xpath)),
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map(extract_text, eval_xpath_list(dom, title_xpath)),
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map(extract_text, eval_xpath_list(dom, content_xpath)),
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map(extract_text, eval_xpath_list(dom, cached_xpath))
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):
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results.append({'url': url, 'title': title, 'content': content,
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'cached_url': cached_url + cached, 'is_onion': is_onion})
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else:
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for url, title, content in zip(
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(extract_url(x, search_url) for
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x in eval_xpath_list(dom, url_xpath)),
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map(extract_text, eval_xpath_list(dom, title_xpath)),
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map(extract_text, eval_xpath_list(dom, content_xpath))
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):
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results.append({'url': url, 'title': title, 'content': content, 'is_onion': is_onion})
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if not suggestion_xpath:
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return results
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for suggestion in eval_xpath(dom, suggestion_xpath):
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results.append({'suggestion': extract_text(suggestion)})
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return results
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