[mod] hardening of the Result.filter_urls() method (#6117)

Exceptions in the execution of the callback must be caught / ignored and logged
on the ERROR log.

To test, apply this patch to provoke a ValueError exception::

    diff --git a/searx/data/tracker_patterns.py b/searx/data/tracker_patterns.py
    index ed4415bce..695ed05d2 100644
    --- a/searx/data/tracker_patterns.py
    +++ b/searx/data/tracker_patterns.py
    @@ -114,6 +114,7 @@ class TrackerPatternsDB:
             Returns bool ``True`` to use URL unchanged (``False`` to ignore URL).
             If URL should be modified, the returned string is the new URL to use.
             """
    +        raise ValueError("test callback exceptions")

             new_url = url
             parsed_new_url = urlparse(url=new_url)

Start a `make run` instance and query for example `amazon` .. have a look at the
ERROR log:

    ERROR   searx.result_types: filter_urls (field 'url'): ignore ValueError('test callback exceptions') from callback searx/data/tracker_patterns.py:117

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>

docs/dev/engines/engine_overview.rst

@@ -107,7 +107,7 @@ module:
    ======================= =========== ===========================================
    base_url                string      base-url, can be overwritten to use same
                                        engine on other URL
-   number_of_results       int         maximum number of results per request
+   page_size               int         maximum number of results per request
    language                string      ISO code of language and country like en_US
    api_key                 string      api-key if required by engine
    ======================= =========== ===========================================

searx/engines/ahmia.py

@@ -39,7 +39,6 @@ url_xpath = './h4/a/@href'
 title_xpath = './h4/a[1]'
 content_xpath = './/p[1]'
 correction_xpath = '//*[@id="didYouMean"]//a'
-number_of_results_xpath = '//*[@id="totalResults"]'
 name_token_xpath = '//form[@id="searchForm"]/input[@type="hidden"]/@name'
 value_token_xpath = '//form[@id="searchForm"]/input[@type="hidden"]/@value'
 
@@ -107,14 +106,6 @@ def response(resp):
     for correction in eval_xpath_list(dom, correction_xpath):
         results.append({'correction': extract_text(correction)})
 
-    # get number of results
-    number_of_results = eval_xpath(dom, number_of_results_xpath)
-    if number_of_results:
-        try:
-            results.append({'number_of_results': int(extract_text(number_of_results))})
-        except:  # pylint: disable=bare-except
-            pass
-
     # Update the tokens to the newest ones
     token_str = _get_tokens(dom)
     CACHE.set('ahmia-tokens', token_str, expire=60 * 60)

searx/engines/artic.py

@@ -21,7 +21,7 @@ about = {
 
 categories = ['images']
 paging = True
-nb_per_page = 20
+page_size = 20
 
 search_api = 'https://api.artic.edu/api/v1/artworks/search?'
 image_api = 'https://www.artic.edu/iiif/2/'
@@ -34,7 +34,7 @@ def request(query, params):
             'q': query,
             'page': params['pageno'],
             'fields': 'id,title,artist_display,medium_display,image_id,date_display,dimensions,artist_titles',
-            'limit': nb_per_page,
+            'limit': page_size,
         }
     )
     params['url'] = search_api + args

searx/engines/base.py

@@ -26,7 +26,7 @@ base_url = (
 
 # engine dependent config
 paging = True
-number_of_results = 10
+page_size = 10
 
 # shortcuts for advanced search
 shortcut_dict = {
@@ -57,12 +57,12 @@ def request(query, params):
         query = re.sub(key, val, query)
 
     # basic search
-    offset = (params['pageno'] - 1) * number_of_results
+    offset = (params['pageno'] - 1) * page_size
 
     string_args = {
         'query': urlencode({'query': query}),
         'offset': offset,
-        'hits': number_of_results,
+        'hits': page_size,
     }
 
     params['url'] = base_url.format(**string_args)

searx/engines/bing.py

@@ -13,7 +13,6 @@ implementations are shared by other engines:
 """
 
 import base64
-import re
 import typing as t
 from urllib.parse import parse_qs, urlencode, urlparse
 
@@ -48,7 +47,7 @@ _safesearch_map: dict[int, str] = {
 }
 """Filter results. 0: None, 1: Moderate, 2: Strict"""
 
-base_url = "https://www.bing.com/search"
+base_url = "https://www.bing.com"
 """Bing-Web search URL"""
 
 
@@ -94,7 +93,7 @@ def override_accept_language(params: "OnlineParams", engine_region: str | None)
     params["headers"]["Accept-Language"] = f"{engine_region},{lang};q=0.9"
 
 
-def request(query: str, params: "OnlineParams") -> "OnlineParams":
+def request(query: str, params: "OnlineParams"):
     """Assemble a Bing-Web request."""
 
     engine_region = traits.get_region(params["searxng_locale"], traits.all_locale)
@@ -110,13 +109,7 @@ def request(query: str, params: "OnlineParams") -> "OnlineParams":
     if locale_params:
         query_params.update(locale_params)
 
-    params["url"] = f"{base_url}?{urlencode(query_params)}"
-
-    # in some regions where geoblocking is employed (e.g. China),
-    # www.bing.com redirects to the regional version of Bing
-    params["allow_redirects"] = True
-
-    return params
+    params["url"] = f"{base_url}/search?{urlencode(query_params)}"
 
 
 def response(resp: "SXNG_Response") -> list[dict[str, t.Any]]:
@@ -159,12 +152,6 @@ def response(resp: "SXNG_Response") -> list[dict[str, t.Any]]:
 
         results.append({"url": href, "title": title, "content": content})
 
-    if results:
-        result_len_container = "".join(eval_xpath(dom, '//span[@class="sb_count"]//text()'))
-        result_len_container = re.sub(r"[^0-9]", "", result_len_container)
-        if result_len_container:
-            results.append({"number_of_results": int(result_len_container)})
-
     return results
 
 

searx/engines/bing_images.py

@@ -34,7 +34,7 @@ time_map = {
     "year": 60 * 24 * 365,
 }
 
-base_url = "https://www.bing.com/images/async"
+base_url = "https://www.bing.com"
 """Bing-Image search URL"""
 
 
@@ -64,9 +64,7 @@ def request(query, params):
     if params["time_range"]:
         query_params["qft"] = "filterui:age-lt%s" % time_map[params["time_range"]]
 
-    params["url"] = base_url + "?" + urlencode(query_params)
-
-    return params
+    params["url"] = base_url + "/images/async?" + urlencode(query_params)
 
 
 def response(resp):

searx/engines/bing_news.py

@@ -44,7 +44,7 @@ time_map = {
 difference of *last day* and *last week* in the result list is just marginally.
 Bing does not have news range ``year`` / we use ``month`` instead."""
 
-base_url = "https://www.bing.com/news/infinitescrollajax"
+base_url = "https://www.bing.com"
 """Bing (News) search URL"""
 
 
@@ -74,9 +74,7 @@ def request(query, params):
     if params["time_range"]:
         query_params["qft"] = time_map.get(params["time_range"], 'interval="9"')
 
-    params["url"] = base_url + "?" + urlencode(query_params)
-
-    return params
+    params["url"] = base_url + "/news/infinitescrollajax?" + urlencode(query_params)
 
 
 def response(resp):

searx/engines/bing_videos.py

@@ -29,7 +29,7 @@ paging = True
 safesearch = True
 time_range_support = True
 
-base_url = "https://www.bing.com/videos/asyncv2"
+base_url = "https://www.bing.com"
 """Bing-Video search URL"""
 
 
@@ -60,7 +60,7 @@ def request(query, params):
         query_params["form"] = "VRFLTR"
         query_params["qft"] = " filterui:videoage-lt%s" % time_map[params["time_range"]]
 
-    params["url"] = base_url + "?" + urlencode(query_params)
+    params["url"] = base_url + "/videos/asyncv2?" + urlencode(query_params)
 
     return params
 

searx/engines/chefkoch.py

@@ -16,7 +16,7 @@ about = {
 paging = True
 categories = []
 
-number_of_results = 20
+page_size = 20
 skip_premium = True
 
 
@@ -25,7 +25,7 @@ thumbnail_format = "crop-240x300"
 
 
 def request(query, params):
-    args = {'query': query, 'limit': number_of_results, 'offset': (params['pageno'] - 1) * number_of_results}
+    args = {'query': query, 'limit': page_size, 'offset': (params['pageno'] - 1) * page_size}
     params['url'] = f"{base_url}/v2/search-gateway/recipes?{urlencode(args)}"
     return params
 

searx/engines/core.py

@@ -56,7 +56,7 @@ the API key in the engine :ref:`core engine config`."""
 
 categories = ["science", "scientific publications"]
 paging = True
-nb_per_page = 10
+page_size = 10
 base_url = "https://api.core.ac.uk/v3/search/works/"
 
 
@@ -77,8 +77,8 @@ def request(query: str, params: "OnlineParams") -> None:
     # API v3 uses different parameters
     search_params = {
         "q": query,
-        "offset": (params["pageno"] - 1) * nb_per_page,
-        "limit": nb_per_page,
+        "offset": (params["pageno"] - 1) * page_size,
+        "limit": page_size,
         "sort": "relevance",
     }
 

searx/engines/dailymotion.py

@@ -38,7 +38,7 @@ about = {
 # engine dependent config
 categories = ["videos"]
 paging = True
-number_of_results = 10
+page_size = 10
 
 time_range_support = True
 time_delta_dict = {
@@ -113,7 +113,7 @@ def request(query, params):
         "password_protected": "false",
         "private": "false",
         "sort": "relevance",
-        "limit": number_of_results,
+        "limit": page_size,
         "fields": ",".join(result_fields),
     }
 

searx/engines/demo_offline.py

@@ -109,7 +109,6 @@ def search(query: str, params: "RequestParams") -> EngineResults:
                 kvmap=kvmap,
             )
         )
-    res.add(res.types.LegacyResult(number_of_results=count))
 
     # cache counter value for 20sec
     CACHE.set("count", count, expire=20)

searx/engines/discourse.py

@@ -176,6 +176,4 @@ def response(resp):
 
         results.append(result)
 
-    results.append({'number_of_results': len(json_data['topics'])})
-
     return results

searx/engines/doku.py

@@ -21,7 +21,6 @@ about = {
 # engine dependent config
 categories = ['general']  # 'images', 'music', 'videos', 'files'
 paging = False
-number_of_results = 5
 
 # search-url
 # Doku is OpenSearch compatible

searx/engines/duden.py

@@ -1,7 +1,6 @@
 # SPDX-License-Identifier: AGPL-3.0-or-later
 """Duden"""
 
-import re
 from urllib.parse import quote, urljoin
 from lxml import html
 from searx.utils import extract_text, eval_xpath, eval_xpath_list, eval_xpath_getindex
@@ -51,13 +50,6 @@ def response(resp):
 
     dom = html.fromstring(resp.text)
 
-    number_of_results_element = eval_xpath_getindex(
-        dom, '//a[@class="active" and contains(@href,"/suchen/dudenonline")]/span/text()', 0, default=None
-    )
-    if number_of_results_element is not None:
-        number_of_results_string = re.sub('[^0-9]', '', number_of_results_element)
-        results.append({'number_of_results': int(number_of_results_string)})
-
     for result in eval_xpath_list(dom, '//section[not(contains(@class, "essay"))]'):
         url = eval_xpath_getindex(result, './/h2/a', 0).get('href')
         url = urljoin(base_url, url)

searx/engines/flaticon.py

@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: AGPL-3.0-or-later
+"""Flaticon_ is a database for icons.
+
+.. _Flaticon: https://www.flaticon.com
+"""
+
+from urllib.parse import urlencode
+
+import typing as t
+
+from searx.result_types import EngineResults
+
+if t.TYPE_CHECKING:
+    from searx.extended_types import SXNG_Response
+    from searx.search.processors import OnlineParams
+
+
+about = {
+    "website": "https://www.flaticon.com",
+    "wikidata_id": "Q105283791",
+    "official_api_documentation": None,
+    "use_official_api": False,
+    "require_api_key": False,
+    "results": "JSON",
+}
+
+base_url = "https://www.flaticon.com"
+
+categories = ["images", "icons"]
+paging = True
+
+
+def request(query: str, params: "OnlineParams") -> None:
+    args = {
+        "word": query,
+    }
+    params["headers"].update(
+        {
+            # important: query term is not URL encoded in the referer string
+            "Referer": f"{base_url}/search?word={query}",
+            "X-Requested-With": "XMLHttpRequest",
+        }
+    )
+    params["url"] = f"{base_url}/ajax/search/{params['pageno']}?{urlencode(args)}"
+
+
+def _fix_url(url: str) -> str:
+    return url.replace(r"\/", "/")
+
+
+def response(resp: "SXNG_Response"):
+    res = EngineResults()
+
+    result: dict[str, str]  # TBH: dict[str, t.Any]
+    for result in resp.json()["items"]:
+        res.add(
+            res.types.LegacyResult(
+                {
+                    "template": "images.html",
+                    "url": _fix_url(result["slug"]),
+                    "thumbnail_src": _fix_url(result["png"]),
+                    "img_src": _fix_url(result["png512"]),
+                    "title": result["name"],
+                    "content": ", ".join([tag["tag"] for tag in result["tags"]]),  # pyright: ignore[reportArgumentType]
+                    "author": result["team_name"],
+                }
+            )
+        )
+
+    return res

searx/engines/flickr.py

@@ -20,7 +20,7 @@ about = {
 
 categories = ['images']
 
-nb_per_page = 15
+page_size = 15
 paging = True
 api_key = None
 
@@ -29,7 +29,7 @@ url = (
     'https://api.flickr.com/services/rest/?method=flickr.photos.search'
     + '&api_key={api_key}&{text}&sort=relevance'
     + '&extras=description%2C+owner_name%2C+url_o%2C+url_n%2C+url_z'
-    + '&per_page={nb_per_page}&format=json&nojsoncallback=1&page={page}'
+    + '&per_page={page_size}&format=json&nojsoncallback=1&page={page}'
 )
 photo_url = 'https://www.flickr.com/photos/{userid}/{photoid}'
 
@@ -42,7 +42,7 @@ def build_flickr_url(user_id, photo_id):
 
 def request(query, params):
     params['url'] = url.format(
-        text=urlencode({'text': query}), api_key=api_key, nb_per_page=nb_per_page, page=params['pageno']
+        text=urlencode({'text': query}), api_key=api_key, page_size=page_size, page=params['pageno']
     )
     return params
 

searx/engines/mediawiki.py

@@ -51,7 +51,7 @@ about = {
 # engine dependent config
 categories = ['general']
 paging = True
-number_of_results = 5
+page_size = 5
 
 search_type: str = 'nearmatch'
 """Which type of search to perform.  One of the following values: ``nearmatch``,
@@ -110,7 +110,7 @@ def request(query, params):
         params['language'] = params['language'].split('-')[0]
 
     api_url = f"{base_url.rstrip('/')}/{api_path}?".format(language=params['language'])
-    offset = (params['pageno'] - 1) * number_of_results
+    offset = (params['pageno'] - 1) * page_size
 
     args = {
         'action': 'query',
@@ -118,7 +118,7 @@ def request(query, params):
         'format': 'json',
         'srsearch': query,
         'sroffset': offset,
-        'srlimit': number_of_results,
+        'srlimit': page_size,
         'srwhat': search_type,
         'srprop': srprop,
         'srsort': srsort,

searx/engines/metacpan.py

@@ -14,7 +14,7 @@ about = {
 }
 
 # engine dependent config
-number_of_results = 20  # Don't put this over 5000
+page_size = 20  # Don't put this over 5000
 categories = ["it", "packages"]
 disabled = True
 shortcut = "cpan"
@@ -43,7 +43,7 @@ query_data_template = {
         {"date": {"order": "desc"}},
     ],
     '_source': ['documentation', "abstract"],
-    'size': number_of_results,
+    'size': page_size,
 }
 search_url = urlunparse(["https", "fastapi.metacpan.org", "/v1/file/_search", "", "", ""])
 
@@ -53,7 +53,7 @@ def request(query, params):
     params["method"] = "POST"
     query_data = query_data_template
     query_data["query"]["multi_match"]["query"] = query
-    query_data["from"] = (params["pageno"] - 1) * number_of_results
+    query_data["from"] = (params["pageno"] - 1) * page_size
     params["json"] = query_data
     return params
 

searx/engines/mongodb.py

@@ -93,7 +93,6 @@ def search(query, params) -> EngineResults:
 
     query = _client.find({key: q}).skip((params['pageno'] - 1) * results_per_page).limit(results_per_page)
 
-    res.add(res.types.LegacyResult(number_of_results=query.count()))
     for row in query:
         del row['_id']
         kvmap = {str(k): str(v) for k, v in row.items()}

searx/engines/openverse.py

@@ -21,15 +21,15 @@ about = {
 categories = ['images']
 
 paging = True
-nb_per_page = 20
+page_size = 20
 
 base_url = 'https://api.openverse.org/v1/images/'
-search_string = '?page={page}&page_size={nb_per_page}&format=json&{query}'
+search_string = '?page={page}&page_size={page_size}&format=json&{query}'
 
 
 def request(query, params):
 
-    search_path = search_string.format(query=urlencode({'q': query}), nb_per_page=nb_per_page, page=params['pageno'])
+    search_path = search_string.format(query=urlencode({'q': query}), page_size=page_size, page=params['pageno'])
 
     params['url'] = base_url + search_path
 

searx/engines/photon.py

@@ -20,7 +20,7 @@ about = {
 # engine dependent config
 categories = ['map']
 paging = False
-number_of_results = 10
+page_size = 10
 
 # search-url
 base_url = 'https://photon.komoot.io/'
@@ -33,7 +33,7 @@ supported_languages = ['de', 'en', 'fr', 'it']
 
 # do search-request
 def request(query, params):
-    params['url'] = base_url + search_string.format(query=urlencode({'q': query}), limit=number_of_results)
+    params['url'] = base_url + search_string.format(query=urlencode({'q': query}), limit=page_size)
 
     if params['language'] != 'all':
         language = params['language'].split('_')[0]

searx/engines/pubmed.py

@@ -57,7 +57,7 @@ categories = ["science", "scientific publications"]
 eutils_api = "https://eutils.ncbi.nlm.nih.gov/entrez/eutils"
 
 # engine dependent config
-number_of_results = 10
+page_size = 10
 pubmed_url = "https://www.ncbi.nlm.nih.gov/pubmed/"
 
 
@@ -67,8 +67,8 @@ def request(query: str, params: "OnlineParams") -> None:
         {
             "db": "pubmed",
             "term": query,
-            "retstart": (params["pageno"] - 1) * number_of_results,
-            "hits": number_of_results,
+            "retstart": (params["pageno"] - 1) * page_size,
+            "hits": page_size,
         }
     )
     esearch_url = f"{eutils_api}/esearch.fcgi?{args}"

searx/engines/qwant.py

@@ -6,7 +6,6 @@ engineered by reading the network log of https://www.qwant.com/ queries.
 For Qwant's *web-search* two alternatives are implemented:
 
 - ``web``: uses the :py:obj:`api_url` which returns a JSON structure
-- ``web-lite``: uses the :py:obj:`web_lite_url` which returns a HTML page
 
 
 Configuration
@@ -22,7 +21,7 @@ This implementation is used by different qwant engines in the :ref:`settings.yml
 .. code:: yaml
 
   - name: qwant
-    qwant_categ: web-lite  # alternatively use 'web'
+    qwant_categ: web
     ...
   - name: qwant news
     qwant_categ: news
@@ -39,6 +38,8 @@ Implementations
 
 """
 
+import typing as t
+
 from datetime import (
     datetime,
     timedelta,
@@ -47,8 +48,7 @@ from json import loads
 from urllib.parse import urlencode
 
 import babel
-import lxml
-from flask_babel import gettext
+from flask_babel import gettext  # pyright: ignore[reportUnknownVariableType]
 
 from searx.enginelib.traits import EngineTraits
 from searx.exceptions import (
@@ -59,11 +59,13 @@ from searx.exceptions import (
 )
 from searx.network import raise_for_httperror
 from searx.utils import (
-    eval_xpath,
-    eval_xpath_list,
-    extract_text,
     get_embeded_stream_url,
 )
+from searx.result_types import EngineResults
+
+if t.TYPE_CHECKING:
+    from searx.search.processors import OnlineParams
+    from searx.extended_types import SXNG_Response
 
 # about
 about = {
@@ -82,113 +84,66 @@ max_page = 5
 """5 pages maximum (``&p=5``): Trying to do more just results in an improper
 redirect"""
 
-qwant_categ = None
-"""One of ``web-lite`` (or ``web``), ``news``, ``images`` or ``videos``"""
+qwant_categ: str = None  # pyright: ignore[reportAssignmentType]
+"""One of ``web``, ``news``, ``images`` or ``videos``"""
 
 safesearch = True
-# safe_search_map = {0: '&safesearch=0', 1: '&safesearch=1', 2: '&safesearch=2'}
 
 # fmt: off
 qwant_news_locales = [
-    'ca_ad', 'ca_es', 'ca_fr', 'co_fr', 'de_at', 'de_ch', 'de_de', 'en_au',
-    'en_ca', 'en_gb', 'en_ie', 'en_my', 'en_nz', 'en_us', 'es_ad', 'es_ar',
-    'es_cl', 'es_co', 'es_es', 'es_mx', 'es_pe', 'eu_es', 'eu_fr', 'fc_ca',
-    'fr_ad', 'fr_be', 'fr_ca', 'fr_ch', 'fr_fr', 'it_ch', 'it_it', 'nl_be',
-    'nl_nl', 'pt_ad', 'pt_pt',
+    "ca_ad", "ca_es", "ca_fr", "co_fr", "de_at", "de_ch", "de_de", "en_au",
+    "en_ca", "en_gb", "en_ie", "en_my", "en_nz", "en_us", "es_ad", "es_ar",
+    "es_cl", "es_co", "es_es", "es_mx", "es_pe", "eu_es", "eu_fr", "fc_ca",
+    "fr_ad", "fr_be", "fr_ca", "fr_ch", "fr_fr", "it_ch", "it_it", "nl_be",
+    "nl_nl", "pt_ad", "pt_pt",
 ]
 # fmt: on
 
-# search-url
-
 api_url = "https://api.qwant.com/v3/search/"
 """URL of Qwant's API (JSON)"""
 
-web_lite_url = "https://lite.qwant.com/"
-"""URL of Qwant-Lite (HTML)"""
 
-
-def request(query, params):
+def request(query: str, params: "OnlineParams") -> None:
     """Qwant search request"""
 
     if not query:
-        return None
+        return
 
     q_locale = traits.get_region(params["searxng_locale"], default="en_US")
 
-    url = api_url + f"{qwant_categ}?"
-    args = {"q": query}
+    results_per_page = 10
+    if qwant_categ == "images":
+        results_per_page = 50
+    args = {
+        "q": query,
+        "count": results_per_page,
+        "locale": q_locale,
+        "offset": (params["pageno"] - 1) * results_per_page,
+        "device": "desktop",
+        "safesearch": params["safesearch"],
+        "tgp": 1,
+        "display": True,
+        "llm": True,
+    }
     params["raise_for_httperror"] = False
 
-    if qwant_categ == "web-lite":
-        url = web_lite_url + "?"
-        args["locale"] = q_locale.lower()
-        args["l"] = q_locale.split("_")[0]
-        args["s"] = params["safesearch"]
-        args["p"] = params["pageno"]
-
-        params["raise_for_httperror"] = True
-
-    elif qwant_categ == "images":
-        args["count"] = 50
-        args["locale"] = q_locale
-        args["safesearch"] = params["safesearch"]
-        args["tgp"] = 3
-        args["offset"] = (params["pageno"] - 1) * args["count"]
-
-    else:  # web, news, videos
-        args["count"] = 10
-        args["locale"] = q_locale
-        args["safesearch"] = params["safesearch"]
-        args["llm"] = "false"
-        args["tgp"] = 3
-        args["offset"] = (params["pageno"] - 1) * args["count"]
-
-    params["url"] = url + urlencode(args)
-
-    return params
+    params["url"] = f"{api_url}{qwant_categ}?{urlencode(args)}"
 
 
-def response(resp):
-
-    if qwant_categ == "web-lite":
-        return parse_web_lite(resp)
-    return parse_web_api(resp)
-
-
-def parse_web_lite(resp):
-    """Parse results from Qwant-Lite"""
-
-    results = []
-    dom = lxml.html.fromstring(resp.text)
-
-    for item in eval_xpath_list(dom, "//section/article"):
-        if eval_xpath(item, "./span[contains(@class, 'tooltip')]"):
-            # ignore randomly interspersed advertising adds
-            continue
-        results.append(
-            {
-                "url": extract_text(eval_xpath(item, "./span[contains(@class, 'url partner')]")),
-                "title": extract_text(eval_xpath(item, "./h2/a")),
-                "content": extract_text(eval_xpath(item, "./p")),
-            }
-        )
-
-    return results
-
-
-def parse_web_api(resp):
+def response(resp: "SXNG_Response") -> EngineResults:
     """Parse results from Qwant's API"""
     # pylint: disable=too-many-locals, too-many-branches, too-many-statements
 
-    results = []
+    res = EngineResults()
 
     # Try to load JSON result
+    search_results: dict[str, t.Any] = {}
     try:
-        search_results = loads(resp.text)
+        search_results = resp.json()
     except ValueError:
-        search_results = {}
+        pass
 
-    data = search_results.get("data", {})
+    data: dict[str, t.Any] = search_results.get("data", {})  # pyright: ignore[reportAny]
 
     # check for an API error
     if search_results.get("status") != "success":
@@ -207,13 +162,13 @@ def parse_web_api(resp):
 
     if qwant_categ == "web":
         # The WEB query contains a list named 'mainline'.  This list can contain
-        # different result types (e.g. mainline[0]['type'] returns type of the
-        # result items in mainline[0]['items']
+        # different result types (e.g. mainline[0]["type"] returns type of the
+        # result items in mainline[0]["items"]
         mainline = data.get("result", {}).get("items", {}).get("mainline", {})
     else:
         # Queries on News, Images and Videos do not have a list named 'mainline'
         # in the response.  The result items are directly in the list
-        # result['items'].
+        # result["items"].
         mainline = data.get("result", {}).get("items", [])
         mainline = [
             {"type": qwant_categ, "items": mainline},
@@ -221,8 +176,9 @@ def parse_web_api(resp):
 
     # return empty array if there are no results
     if not mainline:
-        return []
+        return res
 
+    row: dict[str, t.Any]
     for row in mainline:
         mainline_type = row.get("type", "web")
         if mainline_type != qwant_categ:
@@ -232,90 +188,98 @@ def parse_web_api(resp):
             # ignore adds
             continue
 
-        mainline_items = row.get("items", [])
+        mainline_items: list[dict[str, t.Any]] = row.get("items", [])
         for item in mainline_items:
-            title = item.get("title", None)
-            res_url = item.get("url", None)
+
+            title: str = item.get("title", "")
+            res_url: str = item.get("url", "")
+            pub_date: datetime | None = None
+            thumbnail: str = ""
+            content: str = item.get("desc", "")
+
+            _date: float | None = item.get("date")
+            if _date:
+                try:
+                    pub_date = datetime.fromtimestamp(_date)
+                except ValueError:
+                    # news' date value milli seconds
+                    pub_date = datetime.fromtimestamp(_date / 1000)
 
             if mainline_type == "web":
-                content = item["desc"]
-                results.append(
-                    {
-                        "title": title,
-                        "url": res_url,
-                        "content": content,
-                    }
+                res.add(
+                    res.types.MainResult(
+                        title=title,
+                        url=res_url,
+                        content=content,
+                    )
                 )
 
             elif mainline_type == "news":
-                pub_date = item["date"]
-                if pub_date is not None:
-                    pub_date = datetime.fromtimestamp(pub_date)
                 news_media = item.get("media", [])
-                thumbnail = None
                 if news_media:
-                    thumbnail = news_media[0].get("pict", {}).get("url", None)
-                results.append(
-                    {
-                        "title": title,
-                        "url": res_url,
-                        "publishedDate": pub_date,
-                        "thumbnail": thumbnail,
-                    }
+                    thumbnail = news_media[0].get("pict", {}).get("url", "")
+
+                res.add(
+                    res.types.MainResult(
+                        title=title,
+                        content=content,
+                        url=res_url,
+                        publishedDate=pub_date,
+                        thumbnail=thumbnail,
+                    )
                 )
 
             elif mainline_type == "images":
-                thumbnail = item["thumbnail"]
-                img_src = item["media"]
-                results.append(
-                    {
-                        "title": title,
-                        "url": res_url,
-                        "template": "images.html",
-                        "thumbnail_src": thumbnail,
-                        "img_src": img_src,
-                        "resolution": f"{item['width']} x {item['height']}",
-                        "img_format": item.get("thumb_type"),
-                    }
+                res.add(
+                    res.types.LegacyResult(
+                        title=title,
+                        url=res_url,
+                        template="images.html",
+                        thumbnail_src=item["thumbnail"] or "",
+                        img_src=item["media"] or "",
+                        resolution=f"{item['width']} x {item['height']}",
+                        img_format=item.get("thumb_type"),
+                    )
                 )
 
             elif mainline_type == "videos":
                 # some videos do not have a description: while qwant-video
                 # returns an empty string, such video from a qwant-web query
                 # miss the 'desc' key.
-                d, s, c = item.get("desc"), item.get("source"), item.get("channel")
-                content_parts = []
+
+                d: str = item.get("desc", "")
+                s: str = item.get("source", "")
+                c: str = item.get("channel", "")
+
+                content_parts: list[str] = []
                 if d:
-                    content_parts.append(d)
+                    content_parts.append(f"{d}")
                 if s:
-                    content_parts.append("%s: %s " % (gettext("Source"), s))
+                    content_parts.append(f"{gettext('Source')}: {s} ")
                 if c:
-                    content_parts.append("%s: %s " % (gettext("Channel"), c))
+                    content_parts.append(f"{gettext('Channel')}: {c} ")
                 content = " // ".join(content_parts)
-                length = item["duration"]
-                if length is not None:
-                    length = timedelta(milliseconds=length)
-                pub_date = item["date"]
-                if pub_date is not None:
-                    pub_date = datetime.fromtimestamp(pub_date)
-                thumbnail = item["thumbnail"]
+
+                length = timedelta(milliseconds=(item["duration"] or 0))
+                thumbnail = item["thumbnail"] or ""
                 # from some locations (DE and others?) the s2 link do
                 # response a 'Please wait ..' but does not deliver the thumbnail
                 thumbnail = thumbnail.replace("https://s2.qwant.com", "https://s1.qwant.com", 1)
-                results.append(
-                    {
-                        "title": title,
-                        "url": res_url,
-                        "content": content,
-                        "iframe_src": get_embeded_stream_url(res_url),
-                        "publishedDate": pub_date,
-                        "thumbnail": thumbnail,
-                        "template": "videos.html",
-                        "length": length,
-                    }
+
+                res.add(
+                    res.types.LegacyResult(
+                        title=title,
+                        url=res_url,
+                        content=content,
+                        iframe_src=get_embeded_stream_url(res_url),
+                        publishedDate=pub_date,
+                        thumbnail=thumbnail,
+                        template="videos.html",
+                        length=length,
+                    )
                 )
 
-    return results
+    return res
 
 
 def fetch_traits(engine_traits: EngineTraits):
@@ -326,7 +290,7 @@ def fetch_traits(engine_traits: EngineTraits):
     from searx.utils import extr
 
     resp = get(
-        about["website"],
+        about["website"],  # pyright: ignore[reportArgumentType]
         timeout=5,
     )
     if not resp.ok:
@@ -336,7 +300,7 @@ def fetch_traits(engine_traits: EngineTraits):
 
     q_initial_props = loads(json_string)
     q_locales = q_initial_props.get("locales")
-    eng_tag_list = set()
+    eng_tag_list: set[str] = set()
 
     for country, v in q_locales.items():
         for lang in v["langs"]:

searx/engines/radio_browser.py

@@ -28,7 +28,7 @@ about = {
 paging = True
 categories = ["music", "radio"]
 
-number_of_results = 10
+page_size = 10
 
 station_filters = []  # ['countrycode', 'language']
 """A list of filters to be applied to the search of radio stations.  By default
@@ -100,8 +100,8 @@ def request(query, params):
     args = {
         "name": query,
         "order": "votes",
-        "offset": (params["pageno"] - 1) * number_of_results,
-        "limit": number_of_results,
+        "offset": (params["pageno"] - 1) * page_size,
+        "limit": page_size,
         "hidebroken": "true",
         "reverse": "true",
     }

searx/engines/searx_engine.py

@@ -54,6 +54,4 @@ def response(resp):
 
     results.extend({'suggestion': s} for s in response_json['suggestions'])
 
-    results.append({'number_of_results': response_json['number_of_results']})
-
     return results

searx/engines/springer.py

@@ -74,7 +74,7 @@ about = {
 categories = ["science", "scientific publications"]
 
 paging = True
-nb_per_page = 10
+page_size = 10
 """Number of results to return in the request, see `Pagination and Limits`_ for
 more details.
 
@@ -109,8 +109,8 @@ def request(query: str, params: "OnlineParams") -> None:
     args = {
         "api_key": api_key,
         "q": query,
-        "s": nb_per_page * (params["pageno"] - 1),
-        "p": nb_per_page,
+        "s": page_size * (params["pageno"] - 1),
+        "p": page_size,
     }
     params["url"] = f"{base_url}?{urlencode(args)}"
     # For example, the ``year:`` filter requires a *Premium Plan* subscription.

searx/engines/tineye.py

@@ -211,8 +211,4 @@ def response(resp) -> EngineResults:
 
     # append number of results
 
-    number_of_results = json_data.get('num_matches')
-    if number_of_results:
-        results.append({'number_of_results': number_of_results})
-
     return results

searx/engines/translated.py

@@ -1,56 +1,73 @@
 # SPDX-License-Identifier: AGPL-3.0-or-later
 """MyMemory Translated"""
 
+import typing as t
+
 import urllib.parse
 
+from searx.utils import html_to_text
 from searx.result_types import EngineResults
 
+if t.TYPE_CHECKING:
+    from searx.extended_types import SXNG_Response
+    from searx.search.processors import OnlineDictParams
+#
 # about
 about = {
-    "website": 'https://mymemory.translated.net/',
+    "website": "https://mymemory.translated.net/",
     "wikidata_id": None,
-    "official_api_documentation": 'https://mymemory.translated.net/doc/spec.php',
+    "official_api_documentation": "https://mymemory.translated.net/doc/spec.php",
     "use_official_api": True,
     "require_api_key": False,
-    "results": 'JSON',
+    "results": "JSON",
 }
 
-engine_type = 'online_dictionary'
-categories = ['general', 'translate']
+engine_type = "online_dictionary"
+categories = ["general", "translate"]
 api_url = "https://api.mymemory.translated.net"
 web_url = "https://mymemory.translated.net"
 weight = 100
 
-api_key = ''
+api_key = ""
 
 
-def request(query, params):  # pylint: disable=unused-argument
+def request(_: str, params: "OnlineDictParams") -> None:
 
-    args = {"q": params["query"], "langpair": f"{params['from_lang'][1]}|{params['to_lang'][1]}"}
+    args = {
+        "q": params["query"],
+        "langpair": f"{params['from_lang'][1]}|{params['to_lang'][1]}",
+    }
     if api_key:
         args["key"] = api_key
 
     params['url'] = f"{api_url}/get?{urllib.parse.urlencode(args)}"
-    return params
 
 
-def response(resp) -> EngineResults:
+def response(resp: "SXNG_Response") -> EngineResults:
+
     results = EngineResults()
-    data = resp.json()
+    data: dict[str, t.Any] = resp.json()
+    params: "OnlineDictParams" = resp.search_params  # pyright: ignore[reportAssignmentType]
 
     args = {
-        "q": resp.search_params["query"],
-        "lang": resp.search_params.get("searxng_locale", "en"),  # ui language
-        "sl": resp.search_params['from_lang'][1],
-        "tl": resp.search_params['to_lang'][1],
+        "q": params["query"],
+        "lang": params.get("searxng_locale", "en"),  # ui language
+        "sl": params["from_lang"][1],
+        "tl": params["to_lang"][1],
     }
 
     link = f"{web_url}/search.php?{urllib.parse.urlencode(args)}"
-    text = data['responseData']['translatedText']
+    text: str = html_to_text(data["responseData"]["translatedText"])
 
-    examples = [f"{m['segment']} : {m['translation']}" for m in data['matches'] if m['translation'] != text]
+    examples: set[str] = set()
+    match: dict[str, str]
+    for match in data["matches"]:
+        _text = html_to_text(match["translation"])
+        if _text != text:
+            _seg = html_to_text(match["segment"])
+            examples.add(f"{_seg} : {_text}")
 
-    item = results.types.Translations.Item(text=text, examples=examples)
+    item = results.types.Translations.Item(text=text, examples=list(examples))
     results.add(results.types.Translations(translations=[item], url=link))
 
     return results

searx/engines/wikicommons.py

@@ -62,7 +62,7 @@ about = {
 
 categories: list[str] = []
 paging = True
-number_of_results = 10
+page_size = 10
 
 wc_api_url = "https://commons.wikimedia.org/w/api.php"
 wc_search_type: str = ""
@@ -107,8 +107,8 @@ def request(query: str, params: "OnlineParams") -> None:
         "generator": "search",
         "gsrnamespace": "6",  # https://www.mediawiki.org/wiki/Help:Namespaces#Renaming_namespaces
         "gsrprop": "snippet",
-        "gsrlimit": number_of_results,
-        "gsroffset": number_of_results * (params["pageno"] - 1),
+        "gsrlimit": page_size,
+        "gsroffset": page_size * (params["pageno"] - 1),
         "gsrsearch": f"filetype:{filetype} {query}",
         # imageinfo: https://commons.wikimedia.org/w/api.php?action=help&modules=query%2Bimageinfo
         "iiprop": "url|size|mime",

searx/engines/yacy.py

@@ -75,7 +75,7 @@ about = {
 # engine dependent config
 categories = ['general']
 paging = True
-number_of_results = 10
+page_size = 10
 http_digest_auth_user = ""
 """HTTP digest user for the local YACY instance"""
 http_digest_auth_pass = ""
@@ -125,11 +125,11 @@ def _base_url() -> str:
 
 def request(query, params):
 
-    offset = (params['pageno'] - 1) * number_of_results
+    offset = (params['pageno'] - 1) * page_size
     args = {
         'query': query,
         'startRecord': offset,
-        'maximumRecords': number_of_results,
+        'maximumRecords': page_size,
         'contentdom': search_type,
         'resource': search_mode,
     }

searx/extended_types.py

@@ -30,7 +30,7 @@ import httpx
 if typing.TYPE_CHECKING:
     import searx.preferences
     import searx.results
-    from searx.search.processors import OnlineParamTypes
+    from searx.search.processors import OnlineParamTypes, OnlineDictParams, OnlineCurrenciesParams
 
 
 class SXNG_Request(flask.Request):
@@ -83,4 +83,4 @@ class SXNG_Response(httpx.Response):
     """
 
     ok: bool
-    search_params: "OnlineParamTypes"
+    search_params: "OnlineParamTypes | OnlineDictParams | OnlineCurrenciesParams"

searx/result_types/_base.py

@@ -19,6 +19,7 @@
 __all__ = ["Result"]
 
 import typing as t
+import types
 
 import re
 import urllib.parse
@@ -29,7 +30,9 @@ from collections.abc import Callable
 
 import msgspec
 
-from searx import logger as log
+from searx import logger
+
+log = logger.getChild("result_types")
 
 WHITESPACE_REGEX = re.compile('( |\t|\n)+', re.M | re.U)
 UNSET = object()
@@ -125,8 +128,20 @@ def _filter_urls(
         if not url_src:
             continue
 
+        try:
             new_url = filter_func(result, field_name, url_src)
-        # log.debug("filter_urls: filter_func(result, %s) '%s' -> '%s'", field_name, field_value, new_url)
+        except Exception as exc:  # pylint: disable=broad-exception-caught
+            # pylint: disable=no-member
+            _tb: types.TracebackType = exc.__traceback__.tb_next.tb_next  # type: ignore
+            log.error(
+                "filter_urls (field '%s'): ignore %s from callback %s:%s",
+                field_name,
+                repr(exc),
+                _tb.tb_frame.f_code.co_filename,
+                _tb.tb_lineno,
+            )
+            continue
+
         if isinstance(new_url, bool):
             if new_url:
                 # log.debug("filter_urls: unchanged field %s URL %s", field_name, field_value)
@@ -529,7 +544,7 @@ class LegacyResult(dict[str, t.Any]):
             # the img_src are equal.
             return hash(f"{self.template}|{self.url}|{self.img_src}")
 
-        if not any(cls in self for cls in ["suggestion", "correction", "infobox", "number_of_results", "engine_data"]):
+        if not any(cls in self for cls in ["suggestion", "correction", "infobox", "engine_data"]):
             # Ordinary url-results are equal if their values for template,
             # parsed_url (without schema) and img_src` are equal.
 

searx/results.py

@@ -69,7 +69,6 @@ class ResultContainer:
         self.answers = AnswerSet()
         self.corrections = set()
 
-        self._number_of_results: list[int] = []
         self.engine_data: dict[str, dict[str, str]] = defaultdict(dict)
         self._closed: bool = False
         self.paging: bool = False
@@ -135,11 +134,6 @@ class ResultContainer:
                         self._merge_infobox(result)
                     continue
 
-                if "number_of_results" in result:
-                    if self.on_result(result):
-                        self._number_of_results.append(result["number_of_results"])
-                    continue
-
                 if "engine_data" in result:
                     if self.on_result(result):
                         if result.engine:
@@ -252,25 +246,6 @@ class ResultContainer:
         self._main_results_sorted = gresults
         return self._main_results_sorted
 
-    @property
-    def number_of_results(self) -> int:
-        """Returns the average of results number, returns zero if the average
-        result number is smaller than the actual result count."""
-
-        if not self._closed:
-            log.error("call to ResultContainer.number_of_results before ResultContainer.close")
-            return 0
-
-        with self._lock:
-            resultnum_sum = sum(self._number_of_results)
-            if not resultnum_sum or not self._number_of_results:
-                return 0
-
-            average = int(resultnum_sum / len(self._number_of_results))
-            if average < len(self.get_ordered_results()):
-                average = 0
-            return average
-
     def add_unresponsive_engine(self, engine_name: str, error_type: str, suspended: bool = False):
         with self._lock:
             if self._closed:

searx/settings.yml

@@ -531,18 +531,22 @@ engines:
     engine: bing
     shortcut: bi
     disabled: true
+    # base_url: https://cn.bing.com  # for instances hosted in China
 
   - name: bing images
     engine: bing_images
     shortcut: bii
+    # base_url: https://cn.bing.com  # for instances hosted in China
 
   - name: bing news
     engine: bing_news
     shortcut: bin
+    # base_url: https://cn.bing.com  # for instances hosted in China
 
   - name: bing videos
     engine: bing_videos
     shortcut: biv
+    # base_url: https://cn.bing.com  # for instances hosted in China
 
   - name: bitchute
     engine: bitchute
@@ -886,6 +890,11 @@ engines:
     shortcut: ftm
     disabled: true
 
+  - name: flaticon
+    engine: flaticon
+    shortcut: fli
+    disabled: true
+
   - name: flickr
     categories: images
     shortcut: fl
@@ -1391,7 +1400,6 @@ engines:
     engine: metacpan
     shortcut: cpan
     disabled: true
-    number_of_results: 20
 
   # https://docs.searxng.org/dev/engines/offline/search-indexer-engines.html#module-searx.engines.meilisearch
   # - name: meilisearch
@@ -1790,7 +1798,6 @@ engines:
     engine: qwant
     shortcut: qw
     categories: [general, web]
-    disabled: true
 
   - name: qwant news
     qwant_categ: news

searx/templates/simple/opensearch_response_rss.xml

@@ -7,9 +7,7 @@
     <title>SearXNG search: {{ q|e }}</title>
     <link>{{ url_for('search', _external=True) }}?q={{ q|e }}</link>
     <description>Search results for "{{ q|e }}" - SearXNG</description>
-    <opensearch:totalResults>{{ number_of_results }}</opensearch:totalResults>
     <opensearch:startIndex>1</opensearch:startIndex>
-    <opensearch:itemsPerPage>{{ number_of_results }}</opensearch:itemsPerPage>
     <atom:link rel="search" type="application/opensearchdescription+xml" href="{{ opensearch_url }}"/>
     <opensearch:Query role="request" searchTerms="{{ q|e }}" startPage="1" />
     {% if error_message %}

searx/templates/simple/results.html

@@ -26,10 +26,6 @@
 
     <div id="sidebar">
 
-        {%- if number_of_results != '0' -%}
-        <p id="result_count"><small>{{ _('Number of results') }}: {{ number_of_results }}</small></p>
-        {%- endif -%}
-
         {%- if infoboxes -%}
           <div id="infoboxes">
             <details open class="sidebar-collapsible">

searx/webapp.py

@@ -43,7 +43,6 @@ from flask.json import jsonify
 from flask_babel import (
     Babel,
     gettext,
-    format_decimal,
 )
 
 import searx
@@ -564,7 +563,6 @@ def index_error(output_format: str, error_message: str):
             'opensearch_response_rss.xml',
             results=[],
             q=sxng_request.form['q'] if 'q' in sxng_request.form else '',
-            number_of_results=0,
             error_message=error_message,
         )
         return Response(response_rss, mimetype='text/xml')
@@ -724,7 +722,6 @@ def search():
             'opensearch_response_rss.xml',
             results=results,
             q=sxng_request.form['q'],
-            number_of_results=result_container.number_of_results,
         )
         return Response(response_rss, mimetype='text/xml')
 
@@ -761,7 +758,6 @@ def search():
         selected_categories = search_query.categories,
         pageno = search_query.pageno,
         time_range = search_query.time_range or '',
-        number_of_results = format_decimal(result_container.number_of_results),
         suggestions = suggestion_urls,
         answers = result_container.answers,
         corrections = correction_urls,

searx/webutils.py

@@ -163,7 +163,6 @@ def get_json_response(sq: "SearchQuery", rc: "ResultContainer") -> str:
     """Returns the JSON string of the results to a query (``application/json``)"""
     data = {
         'query': sq.query,
-        'number_of_results': rc.number_of_results,
         'results': [_.as_dict() for _ in rc.get_ordered_results()],
         'answers': [_.as_dict() for _ in rc.answers],
         'corrections': list(rc.corrections),

tests/unit/test_webapp.py

@@ -57,7 +57,6 @@ class ViewsTestCase(SearxTestCase):  # pylint: disable=too-many-public-methods
                 infoboxes=[],
                 unresponsive_engines=set(),
                 results=test_results,
-                number_of_results=3,
                 results_length=lambda: len(test_results),
                 get_timings=lambda: timings,
                 redirect_url=None,
@@ -161,8 +160,6 @@ class ViewsTestCase(SearxTestCase):  # pylint: disable=too-many-public-methods
 
         self.assertIn(b'<description>Search results for "test" - SearXNG</description>', result.data)
 
-        self.assertIn(b'<opensearch:totalResults>3</opensearch:totalResults>', result.data)
-
         self.assertIn(b'<title>First Test</title>', result.data)
 
         self.assertIn(b'<link>http://first.test.xyz</link>', result.data)