forked from Ponysearch/Ponysearch
388 lines
14 KiB
Python
388 lines
14 KiB
Python
import typing
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import types
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import functools
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import itertools
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from time import time
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from urllib.parse import urlparse
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import re
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import cld3
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import requests.exceptions
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from searx import poolrequests, logger
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from searx.results import ResultContainer
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from searx.search import SearchQuery, EngineRef
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from searx.search.processors import EngineProcessor
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HTML_TAGS = [
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'embed', 'iframe', 'object', 'param', 'picture', 'source', 'svg', 'math', 'canvas', 'noscript', 'script',
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'del', 'ins', 'area', 'audio', 'img', 'map', 'track', 'video', 'a', 'abbr', 'b', 'bdi', 'bdo', 'br', 'cite',
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'code', 'data', 'dfn', 'em', 'i', 'kdb', 'mark', 'q', 'rb', 'rp', 'rt', 'rtc', 'ruby', 's', 'samp', 'small',
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'span', 'strong', 'sub', 'sup', 'time', 'u', 'var', 'wbr', 'style', 'blockquote', 'dd', 'div', 'dl', 'dt',
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'figcaption', 'figure', 'hr', 'li', 'ol', 'p', 'pre', 'ul', 'button', 'datalist', 'fieldset', 'form', 'input',
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'label', 'legend', 'meter', 'optgroup', 'option', 'output', 'progress', 'select', 'textarea', 'applet',
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'frame', 'frameset'
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]
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def get_check_no_html():
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rep = ['<' + tag + '[^\>]*>' for tag in HTML_TAGS]
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rep += ['</' + tag + '>' for tag in HTML_TAGS]
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pattern = re.compile('|'.join(rep))
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def f(text):
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return pattern.search(text.lower()) is None
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return f
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_check_no_html = get_check_no_html()
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def _is_url(url):
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try:
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result = urlparse(url)
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except ValueError:
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return False
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if result.scheme not in ('http', 'https'):
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return False
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return True
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@functools.lru_cache(maxsize=8192)
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def _is_url_image(image_url):
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if not isinstance(image_url, str):
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return False
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if image_url.startswith('//'):
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image_url = 'https:' + image_url
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if image_url.startswith('data:'):
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return image_url.startswith('data:image/')
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if not _is_url(image_url):
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return False
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retry = 2
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while retry > 0:
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a = time()
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try:
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poolrequests.set_timeout_for_thread(10.0, time())
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r = poolrequests.get(image_url, timeout=10.0, allow_redirects=True, headers={
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'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:84.0) Gecko/20100101 Firefox/84.0',
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'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
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'Accept-Language': 'en-US;q=0.5,en;q=0.3',
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'Accept-Encoding': 'gzip, deflate, br',
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'DNT': '1',
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'Connection': 'keep-alive',
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'Upgrade-Insecure-Requests': '1',
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'Sec-GPC': '1',
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'Cache-Control': 'max-age=0'
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})
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if r.headers["content-type"].startswith('image/'):
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return True
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return False
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except requests.exceptions.Timeout:
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logger.error('Timeout for %s: %i', image_url, int(time() - a))
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retry -= 1
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except requests.exceptions.RequestException:
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logger.exception('Exception for %s', image_url)
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return False
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def _search_query_to_dict(search_query: SearchQuery) -> typing.Dict[str, typing.Any]:
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return {
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'query': search_query.query,
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'lang': search_query.lang,
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'pageno': search_query.pageno,
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'safesearch': search_query.safesearch,
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'time_range': search_query.time_range,
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}
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def _search_query_diff(sq1: SearchQuery, sq2: SearchQuery)\
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-> typing.Tuple[typing.Dict[str, typing.Any], typing.Dict[str, typing.Any]]:
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param1 = _search_query_to_dict(sq1)
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param2 = _search_query_to_dict(sq2)
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common = {}
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diff = {}
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for k, value1 in param1.items():
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value2 = param2[k]
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if value1 == value2:
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common[k] = value1
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else:
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diff[k] = (value1, value2)
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return (common, diff)
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class TestResults:
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__slots__ = 'errors', 'broken_urls'
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def __init__(self):
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self.errors: typing.Dict[str, typing.List[str]] = {}
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self.broken_urls = []
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def add_error(self, test, message):
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errors_for_test = self.errors.setdefault(test, [])
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if message not in errors_for_test:
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errors_for_test.append(message)
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def add_broken_url(self, url):
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if url not in self.broken_urls:
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self.broken_urls.append(url)
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@property
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def succesfull(self):
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return len(self.errors) == 0
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def __iter__(self):
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for test_name, errors in self.errors.items():
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for error in sorted(errors):
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yield (test_name, error)
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class ResultContainerTests:
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__slots__ = 'test_name', 'search_query', 'result_container', 'languages', 'stop_test', 'test_results'
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def __init__(self,
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test_results: TestResults,
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test_name: str,
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search_query: SearchQuery,
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result_container: ResultContainer):
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self.test_name = test_name
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self.search_query = search_query
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self.result_container = result_container
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self.languages: typing.Set[str] = set()
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self.test_results = test_results
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self.stop_test = False
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@property
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def result_urls(self):
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results = self.result_container.get_ordered_results()
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return [result['url'] for result in results]
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def _record_error(self, message: str) -> None:
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self.test_results.add_error(self.test_name, message)
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def _add_language(self, text: str) -> typing.Optional[str]:
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r = cld3.get_language(str(text)) # pylint: disable=E1101
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if r is not None and r.probability >= 0.9 and r.is_reliable:
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self.languages.add(r.language)
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return None
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def _check_result(self, result):
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if not _check_no_html(result.get('title', '')):
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self._record_error('HTML in title')
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if not _check_no_html(result.get('content', '')):
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self._record_error('HTML in content')
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self._add_language(result.get('title', ''))
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self._add_language(result.get('content', ''))
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template = result.get('template', 'default.html')
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if template == 'default.html':
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return
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if template == 'code.html':
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return
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if template == 'torrent.html':
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return
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if template == 'map.html':
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return
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if template == 'images.html':
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thumbnail_src = result.get('thumbnail_src')
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if thumbnail_src is not None:
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if not _is_url_image(thumbnail_src):
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self.test_results.add_broken_url(thumbnail_src)
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self._record_error('thumbnail_src URL is invalid')
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elif not _is_url_image(result.get('img_src')):
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self.test_results.add_broken_url(result.get('img_src'))
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self._record_error('img_src URL is invalid')
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if template == 'videos.html' and not _is_url_image(result.get('thumbnail')):
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self._record_error('thumbnail URL is invalid')
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def _check_results(self, results: list):
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for result in results:
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self._check_result(result)
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def _check_answers(self, answers):
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for answer in answers:
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if not _check_no_html(answer):
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self._record_error('HTML in answer')
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def _check_infoboxes(self, infoboxes):
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for infobox in infoboxes:
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if not _check_no_html(infobox.get('content', '')):
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self._record_error('HTML in infobox content')
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self._add_language(infobox.get('content', ''))
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for attribute in infobox.get('attributes', {}):
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if not _check_no_html(attribute.get('value', '')):
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self._record_error('HTML in infobox attribute value')
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def check_basic(self):
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if len(self.result_container.unresponsive_engines) > 0:
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for message in self.result_container.unresponsive_engines:
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self._record_error(message[1] + ' ' + (message[2] or ''))
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self.stop_test = True
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return
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results = self.result_container.get_ordered_results()
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if len(results) > 0:
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self._check_results(results)
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if len(self.result_container.answers) > 0:
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self._check_answers(self.result_container.answers)
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if len(self.result_container.infoboxes) > 0:
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self._check_infoboxes(self.result_container.infoboxes)
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def has_infobox(self):
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if len(self.result_container.infoboxes) == 0:
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self._record_error('No infobox')
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def has_answer(self):
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if len(self.result_container.answers) == 0:
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self._record_error('No answer')
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def has_language(self, lang):
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if lang not in self.languages:
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self._record_error(lang + ' not found')
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def not_empty(self):
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result_types = set()
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results = self.result_container.get_ordered_results()
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if len(results) > 0:
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result_types.add('results')
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if len(self.result_container.answers) > 0:
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result_types.add('answers')
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if len(self.result_container.infoboxes) > 0:
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result_types.add('infoboxes')
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if len(result_types) == 0:
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self._record_error('No result')
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def one_title_contains(self, title: str):
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title = title.lower()
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for result in self.result_container.get_ordered_results():
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if title in result['title'].lower():
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return
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self._record_error(('{!r} not found in the title'.format(title)))
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class CheckerTests:
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__slots__ = 'test_results', 'test_name', 'result_container_tests_list'
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def __init__(self,
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test_results: TestResults,
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test_name: str,
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result_container_tests_list: typing.List[ResultContainerTests]):
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self.test_results = test_results
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self.test_name = test_name
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self.result_container_tests_list = result_container_tests_list
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def unique_results(self):
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urls_list = [rct.result_urls for rct in self.result_container_tests_list]
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if len(urls_list[0]) > 0:
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# results on the first page
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for i, urls_i in enumerate(urls_list):
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for j, urls_j in enumerate(urls_list):
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if i < j and urls_i == urls_j:
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common, diff = _search_query_diff(self.result_container_tests_list[i].search_query,
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self.result_container_tests_list[j].search_query)
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common_str = ' '.join(['{}={!r}'.format(k, v) for k, v in common.items()])
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diff1_str = ', ' .join(['{}={!r}'.format(k, v1) for (k, (v1, v2)) in diff.items()])
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diff2_str = ', ' .join(['{}={!r}'.format(k, v2) for (k, (v1, v2)) in diff.items()])
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self.test_results.add_error(self.test_name,
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'results are identitical for {} and {} ({})'
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.format(diff1_str, diff2_str, common_str))
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class Checker:
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__slots__ = 'processor', 'tests', 'test_results'
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def __init__(self, processor: EngineProcessor):
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self.processor = processor
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self.tests = self.processor.get_tests()
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self.test_results = TestResults()
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@property
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def engineref_list(self):
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engine_name = self.processor.engine_name
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engine_category = self.processor.engine.categories[0]
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return [EngineRef(engine_name, engine_category)]
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@staticmethod
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def search_query_matrix_iterator(engineref_list, matrix):
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p = []
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for name, values in matrix.items():
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if isinstance(values, (tuple, list)):
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l = [(name, value) for value in values]
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else:
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l = [(name, values)]
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p.append(l)
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for kwargs in itertools.product(*p):
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kwargs = {k: v for k, v in kwargs}
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query = kwargs['query']
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params = dict(kwargs)
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del params['query']
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yield SearchQuery(query, engineref_list, **params)
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def call_test(self, obj, test_description):
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if isinstance(test_description, (tuple, list)):
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method, args = test_description[0], test_description[1:]
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else:
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method = test_description
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args = ()
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if isinstance(method, str) and hasattr(obj, method):
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getattr(obj, method)(*args)
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elif isinstance(method, types.FunctionType):
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method(*args)
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else:
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self.test_results.add_error(obj.test_name,
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'method {!r} ({}) not found for {}'
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.format(method, method.__class__.__name__, obj.__class__.__name__))
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def call_tests(self, obj, test_descriptions):
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for test_description in test_descriptions:
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self.call_test(obj, test_description)
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def search(self, search_query: SearchQuery) -> ResultContainer:
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result_container = ResultContainer()
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engineref_category = search_query.engineref_list[0].category
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params = self.processor.get_params(search_query, engineref_category)
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if params is not None:
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self.processor.search(search_query.query, params, result_container, time(), 5)
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return result_container
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def get_result_container_tests(self, test_name: str, search_query: SearchQuery) -> ResultContainerTests:
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result_container = self.search(search_query)
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result_container_check = ResultContainerTests(self.test_results, test_name, search_query, result_container)
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result_container_check.check_basic()
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return result_container_check
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def run_test(self, test_name):
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test_parameters = self.tests[test_name]
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search_query_list = list(Checker.search_query_matrix_iterator(self.engineref_list, test_parameters['matrix']))
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rct_list = [self.get_result_container_tests(test_name, search_query) for search_query in search_query_list]
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stop_test = False
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if 'result_container' in test_parameters:
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for rct in rct_list:
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stop_test = stop_test or rct.stop_test
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if not rct.stop_test:
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self.call_tests(rct, test_parameters['result_container'])
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if not stop_test:
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if 'test' in test_parameters:
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checker_tests = CheckerTests(self.test_results, test_name, rct_list)
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self.call_tests(checker_tests, test_parameters['test'])
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def run(self):
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for test_name in self.tests:
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self.run_test(test_name)
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