Merge ca81860c0b into 8744dd3c71

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

.github/workflows/integration.yml

@@ -31,7 +31,7 @@ jobs:
           architecture: 'x64'
       - name: Cache Python dependencies
         id: cache-python
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ./local
@@ -61,7 +61,7 @@ jobs:
           architecture: 'x64'
       - name: Cache Python dependencies
         id: cache-python
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ./local
@@ -93,7 +93,7 @@ jobs:
           architecture: 'x64'
       - name: Cache Python dependencies
         id: cache-python
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ./local
@@ -137,7 +137,7 @@ jobs:
           architecture: 'x64'
       - name: Cache Python dependencies
         id: cache-python
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ./local
@@ -181,7 +181,7 @@ jobs:
           architecture: 'x64'
       - name: Cache Python dependencies
         id: cache-python
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ./local

.github/workflows/translations-update.yml

@@ -22,7 +22,7 @@ jobs:
           architecture: 'x64'
       - name: Cache Python dependencies
         id: cache-python
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ./local

docs/admin/settings/settings_general.rst

@@ -13,6 +13,7 @@
      donation_url: false
      contact_url: false
      enable_metrics: true
+     open_metrics: ''
 
 ``debug`` : ``$SEARXNG_DEBUG``
   Allow a more detailed log if you run SearXNG directly. Display *detailed* error
@@ -32,3 +33,10 @@
 ``enable_metrics``:
   Enabled by default. Record various anonymous metrics available at ``/stats``,
   ``/stats/errors`` and ``/preferences``.
+
+``open_metrics``:
+  Disabled by default. Set to a secret password to expose an
+  `OpenMetrics API <https://github.com/prometheus/OpenMetrics>`_ at ``/metrics``,
+  e.g. for usage with Prometheus. The ``/metrics`` endpoint is using HTTP Basic Auth,
+  where the password is the value of ``open_metrics`` set above. The username used for
+  Basic Auth can be randomly chosen as only the password is being validated.

docs/dev/engines/index.rst

@@ -93,7 +93,7 @@ Online Currency
 
    - :py:obj:`processors.online_currency <searx.search.processors.online_currency>`
 
-*no engine of this type is documented yet / comming soon*
+*no engine of this type is documented yet / coming soon*
 
 .. _online dictionary:
 
@@ -104,4 +104,4 @@ Online Dictionary
 
    - :py:obj:`processors.online_dictionary <searx.search.processors.online_dictionary>`
 
-*no engine of this type is documented yet / comming soon*
+*no engine of this type is documented yet / coming soon*

docs/dev/engines/online/adobe_stock.rst

@@ -0,0 +1,13 @@
+.. _adobe stock engine:
+
+===========
+Adobe Stock
+===========
+
+.. contents:: Contents
+   :depth: 2
+   :local:
+   :backlinks: entry
+
+.. automodule:: searx.engines.adobe_stock
+   :members:

requirements.txt

@@ -19,3 +19,4 @@ tomli==2.0.2; python_version < '3.11'
 msgspec==0.18.6
 eval_type_backport; python_version < '3.9'
 typer-slim==0.13.1
+isodate==0.7.2

searx/botdetection/config.py

@@ -22,7 +22,7 @@ log = logging.getLogger(__name__)
 
 
 class FALSE:
-    """Class of ``False`` singelton"""
+    """Class of ``False`` singleton"""
 
     # pylint: disable=multiple-statements
     def __init__(self, msg):
@@ -81,7 +81,7 @@ class Config:
         return cfg
 
     def __init__(self, cfg_schema: typing.Dict, deprecated: typing.Dict[str, str]):
-        """Construtor of class Config.
+        """Constructor of class Config.
 
         :param cfg_schema: Schema of the configuration
         :param deprecated: dictionary that maps deprecated configuration names to a messages
@@ -159,7 +159,7 @@ class Config:
         return pathlib.Path(str(val))
 
     def pyobj(self, name, default=UNSET):
-        """Get python object refered by full qualiffied name (FQN) in the config
+        """Get python object referred by full qualiffied name (FQN) in the config
         string."""
 
         fqn = self.get(name, default)

searx/botdetection/link_token.py

@@ -55,10 +55,10 @@ from ._helpers import (
 )
 
 TOKEN_LIVE_TIME = 600
-"""Livetime (sec) of limiter's CSS token."""
+"""Lifetime (sec) of limiter's CSS token."""
 
 PING_LIVE_TIME = 3600
-"""Livetime (sec) of the ping-key from a client (request)"""
+"""Lifetime (sec) of the ping-key from a client (request)"""
 
 PING_KEY = 'SearXNG_limiter.ping'
 """Prefix of all ping-keys generated by :py:obj:`get_ping_key`"""

searx/engines/adobe_stock.py

@@ -0,0 +1,229 @@
+# SPDX-License-Identifier: AGPL-3.0-or-later
+"""`Adobe Stock`_ is a service that gives access to millions of royalty-free
+assets. Assets types include photos, vectors, illustrations, templates, 3D
+assets, videos, motion graphics templates and audio tracks.
+
+.. Adobe Stock: https://stock.adobe.com/
+
+Configuration
+=============
+
+The engine has the following mandatory setting:
+
+- SearXNG's :ref:`engine categories`
+- Adobe-Stock's :py:obj:`adobe_order`
+- Adobe-Stock's :py:obj:`adobe_content_types`
+
+.. code:: yaml
+
+  - name: adobe stock
+    engine: adobe_stock
+    shortcut: asi
+    categories: [images]
+    adobe_order: relevance
+    adobe_content_types: ["photo", "illustration", "zip_vector", "template", "3d", "image"]
+
+  - name: adobe stock video
+    engine: adobe_stock
+    network: adobe stock
+    shortcut: asi
+    categories: [videos]
+    adobe_order: relevance
+    adobe_content_types: ["video"]
+
+Implementation
+==============
+
+"""
+from __future__ import annotations
+
+from typing import TYPE_CHECKING
+from datetime import datetime, timedelta
+from urllib.parse import urlencode
+
+import isodate
+
+if TYPE_CHECKING:
+    import logging
+
+    logger: logging.Logger
+
+about = {
+    "website": "https://stock.adobe.com/",
+    "wikidata_id": "Q5977430",
+    "official_api_documentation": None,
+    "use_official_api": False,
+    "require_api_key": False,
+    "results": "JSON",
+}
+
+categories = []
+paging = True
+send_accept_language_header = True
+results_per_page = 10
+
+base_url = "https://stock.adobe.com"
+
+adobe_order: str = ""
+"""Sort order, can be one of:
+
+- ``relevance`` or
+- ``featured`` or
+- ``creation`` (most recent) or
+- ``nb_downloads`` (number of downloads)
+"""
+
+ADOBE_VALID_TYPES = ["photo", "illustration", "zip_vector", "video", "template", "3d", "audio", "image"]
+adobe_content_types: list = []
+"""A list of of content types.  The following content types are offered:
+
+- Images: ``image``
+- Videos: ``video``
+- Templates: ``template``
+- 3D: ``3d``
+- Audio ``audio``
+
+Additional subcategories:
+
+- Photos: ``photo``
+- Illustrations: ``illustration``
+- Vectors: ``zip_vector`` (Vectors),
+"""
+
+# Do we need support for "free_collection" and "include_stock_enterprise"?
+
+
+def init(_):
+    if not categories:
+        raise ValueError("adobe_stock engine: categories is unset")
+
+    # adobe_order
+    if not adobe_order:
+        raise ValueError("adobe_stock engine: adobe_order is unset")
+    if adobe_order not in ["relevance", "featured", "creation", "nb_downloads"]:
+        raise ValueError(f"unsupported adobe_order: {adobe_order}")
+
+    # adobe_content_types
+    if not adobe_content_types:
+        raise ValueError("adobe_stock engine: adobe_content_types is unset")
+
+    if isinstance(adobe_content_types, list):
+        for t in adobe_content_types:
+            if t not in ADOBE_VALID_TYPES:
+                raise ValueError("adobe_stock engine: adobe_content_types: '%s' is invalid" % t)
+    else:
+        raise ValueError(
+            "adobe_stock engine: adobe_content_types must be a list of strings not %s" % type(adobe_content_types)
+        )
+
+
+def request(query, params):
+
+    args = {
+        "k": query,
+        "limit": results_per_page,
+        "order": adobe_order,
+        "search_page": params["pageno"],
+        "search_type": "pagination",
+    }
+
+    for content_type in ADOBE_VALID_TYPES:
+        args[f"filters[content_type:{content_type}]"] = 1 if content_type in adobe_content_types else 0
+
+    params["url"] = f"{base_url}/de/Ajax/Search?{urlencode(args)}"
+
+    # headers required to bypass bot-detection
+    if params["searxng_locale"] == "all":
+        params["headers"]["Accept-Language"] = "en-US,en;q=0.5"
+
+    return params
+
+
+def parse_image_item(item):
+    return {
+        "template": "images.html",
+        "url": item["content_url"],
+        "title": item["title"],
+        "content": item["asset_type"],
+        "img_src": item["content_thumb_extra_large_url"],
+        "thumbnail_src": item["thumbnail_url"],
+        "resolution": f"{item['content_original_width']}x{item['content_original_height']}",
+        "img_format": item["format"],
+        "author": item["author"],
+    }
+
+
+def parse_video_item(item):
+
+    # in video items, the title is more or less a "content description", we try
+    # to reduce the lenght of the title ..
+
+    title = item["title"]
+    content = ""
+    if "." in title.strip()[:-1]:
+        content = title
+        title = title.split(".", 1)[0]
+    elif "," in title:
+        content = title
+        title = title.split(",", 1)[0]
+    elif len(title) > 50:
+        content = title
+        title = ""
+        for w in content.split(" "):
+            title += f" {w}"
+            if len(title) > 50:
+                title = title.strip() + "\u2026"
+                break
+
+    return {
+        "template": "videos.html",
+        "url": item["content_url"],
+        "title": title,
+        "content": content,
+        # https://en.wikipedia.org/wiki/ISO_8601#Durations
+        "length": isodate.parse_duration(item["time_duration"]),
+        "publishedDate": datetime.strptime(item["creation_date"], "%Y-%m-%d"),
+        "thumbnail": item["thumbnail_url"],
+        "iframe_src": item["video_small_preview_url"],
+        "metadata": item["asset_type"],
+    }
+
+
+def parse_audio_item(item):
+    audio_data = item["audio_data"]
+    content = audio_data.get("description") or ""
+    if audio_data.get("album"):
+        content = audio_data["album"] + " - " + content
+
+    return {
+        "url": item["content_url"],
+        "title": item["title"],
+        "content": content,
+        # "thumbnail": base_url + item["thumbnail_url"],
+        "iframe_src": audio_data["preview"]["url"],
+        "publishedDate": datetime.fromisoformat(audio_data["release_date"]) if audio_data["release_date"] else None,
+        "length": timedelta(seconds=round(audio_data["duration"] / 1000)) if audio_data["duration"] else None,
+        "author": item.get("artist_name"),
+    }
+
+
+def response(resp):
+    results = []
+
+    json_resp = resp.json()
+
+    if isinstance(json_resp["items"], list):
+        return None
+    for item in json_resp["items"].values():
+        if item["asset_type"].lower() in ["image", "premium-image", "illustration", "vector"]:
+            result = parse_image_item(item)
+        elif item["asset_type"].lower() == "video":
+            result = parse_video_item(item)
+        elif item["asset_type"].lower() == "audio":
+            result = parse_audio_item(item)
+        else:
+            logger.error("no handle for %s --> %s", item["asset_type"], item)
+            continue
+        results.append(result)
+
+    return results

searx/engines/base.py

@@ -31,7 +31,7 @@ paging = True
 number_of_results = 10
 
 # shortcuts for advanced search
-shorcut_dict = {
+shortcut_dict = {
     # user-friendly keywords
     'format:': 'dcformat:',
     'author:': 'dccreator:',
@@ -55,7 +55,7 @@ shorcut_dict = {
 
 def request(query, params):
     # replace shortcuts with API advanced search keywords
-    for key, val in shorcut_dict.items():
+    for key, val in shortcut_dict.items():
         query = re.sub(key, val, query)
 
     # basic search

searx/engines/bing.py

@@ -10,7 +10,7 @@ On the `preference page`_ Bing offers a lot of languages an regions (see section
 LANGUAGE and COUNTRY/REGION).  The Language is the language of the UI, we need
 in SearXNG to get the translations of data such as *"published last week"*.
 
-There is a description of the offical search-APIs_, unfortunately this is not
+There is a description of the official search-APIs_, unfortunately this is not
 the API we can use or that bing itself would use.  You can look up some things
 in the API to get a better picture of bing, but the value specifications like
 the market codes are usually outdated or at least no longer used by bing itself.
@@ -91,7 +91,7 @@ def request(query, params):
     page = params.get('pageno', 1)
     query_params = {
         'q': query,
-        # if arg 'pq' is missed, somtimes on page 4 we get results from page 1,
+        # if arg 'pq' is missed, sometimes on page 4 we get results from page 1,
         # don't ask why it is only sometimes / its M$ and they have never been
         # deterministic ;)
         'pq': query,
@@ -177,7 +177,7 @@ def response(resp):
         logger.debug('result error :\n%s', e)
 
     if result_len and _page_offset(resp.search_params.get("pageno", 0)) > result_len:
-        # Avoid reading more results than avalaible.
+        # Avoid reading more results than available.
         # For example, if there is 100 results from some search and we try to get results from 120 to 130,
         # Bing will send back the results from 0 to 10 and no error.
         # If we compare results count with the first parameter of the request we can avoid this "invalid" results.

searx/engines/duckduckgo.py

@@ -6,7 +6,7 @@ DuckDuckGo Lite
 
 from typing import TYPE_CHECKING
 import re
-from urllib.parse import urlencode
+from urllib.parse import urlencode, quote_plus
 import json
 import babel
 import lxml.html
@@ -18,12 +18,12 @@ from searx import (
 )
 from searx.utils import (
     eval_xpath,
+    extr,
     extract_text,
 )
 from searx.network import get  # see https://github.com/searxng/searxng/issues/762
 from searx import redisdb
 from searx.enginelib.traits import EngineTraits
-from searx.utils import extr
 from searx.exceptions import SearxEngineCaptchaException
 
 if TYPE_CHECKING:
@@ -42,7 +42,7 @@ about = {
 }
 
 send_accept_language_header = True
-"""DuckDuckGo-Lite tries to guess user's prefered language from the HTTP
+"""DuckDuckGo-Lite tries to guess user's preferred language from the HTTP
 ``Accept-Language``.  Optional the user can select a region filter (but not a
 language).
 """
@@ -60,25 +60,25 @@ form_data = {'v': 'l', 'api': 'd.js', 'o': 'json'}
 __CACHE = []
 
 
-def _cache_key(data: dict):
+def _cache_key(query, region):
-    return 'SearXNG_ddg_web_vqd' + redislib.secret_hash(f"{data['q']}//{data['kl']}")
+    return 'SearXNG_ddg_web_vqd' + redislib.secret_hash(f"{query}//{region}")
 
 
-def cache_vqd(data: dict, value):
+def cache_vqd(query, region, value):
     """Caches a ``vqd`` value from a query."""
     c = redisdb.client()
     if c:
         logger.debug("cache vqd value: %s", value)
-        c.set(_cache_key(data), value, ex=600)
+        c.set(_cache_key(query, region), value, ex=600)
 
     else:
         logger.debug("MEM cache vqd value: %s", value)
         if len(__CACHE) > 100:  # cache vqd from last 100 queries
             __CACHE.pop(0)
-        __CACHE.append((_cache_key(data), value))
+        __CACHE.append((_cache_key(query, region), value))
 
 
-def get_vqd(data):
+def get_vqd(query, region):
     """Returns the ``vqd`` that fits to the *query* (``data`` from HTTP POST).
 
     DDG's bot detection is sensitive to the ``vqd`` value.  For some search terms
@@ -108,7 +108,7 @@ def get_vqd(data):
 
     """
 
-    key = _cache_key(data)
+    key = _cache_key(query, region)
     value = None
     c = redisdb.client()
     if c:
@@ -126,6 +126,23 @@ def get_vqd(data):
     return None
 
 
+def extract_vqd(query):
+    """
+    Scrape the vqd value matching the query from DuckDuckGo Web.
+    That function is currently not required for general results,
+    only for extra results such as images, videos, ...
+
+    Also see ``get_vqd(query, region)`` above.
+    """
+    resp = get(f'https://duckduckgo.com/?q={quote_plus(query)}')
+    if resp.status_code != 200:
+        return None
+
+    vqd = extr(resp.text, 'vqd="', '"')
+
+    return vqd
+
+
 def get_ddg_lang(eng_traits: EngineTraits, sxng_locale, default='en_US'):
     """Get DuckDuckGo's language identifier from SearXNG's locale.
 
@@ -313,7 +330,7 @@ def request(query, params):
         # from here on no more params['data'] shuld be set, since this dict is
         # needed to get a vqd value from the cache ..
 
-        vqd = get_vqd(params['data'])
+        vqd = get_vqd(query, eng_region)
 
         # Certain conditions must be met in order to call up one of the
         # following pages ...
@@ -362,7 +379,7 @@ def response(resp):
         form = form[0]
         form_vqd = eval_xpath(form, '//input[@name="vqd"]/@value')[0]
 
-        cache_vqd(resp.search_params["data"], form_vqd)
+        cache_vqd(resp.search_params['data']['q'], resp.search_params['data']['kl'], form_vqd)
 
     # just select "web-result" and ignore results of class "result--ad result--ad--small"
     for div_result in eval_xpath(doc, '//div[@id="links"]/div[contains(@class, "web-result")]'):
@@ -402,7 +419,7 @@ def fetch_traits(engine_traits: EngineTraits):
     """Fetch languages & regions from DuckDuckGo.
 
     SearXNG's ``all`` locale maps DuckDuckGo's "Alle regions" (``wt-wt``).
-    DuckDuckGo's language "Browsers prefered language" (``wt_WT``) makes no
+    DuckDuckGo's language "Browsers preferred language" (``wt_WT``) makes no
     sense in a SearXNG request since SearXNG's ``all`` will not add a
     ``Accept-Language`` HTTP header.  The value in ``engine_traits.all_locale``
     is ``wt-wt`` (the region).

searx/engines/duckduckgo_extra.py

@@ -11,6 +11,8 @@ from searx.utils import get_embeded_stream_url
 
 from searx.engines.duckduckgo import fetch_traits  # pylint: disable=unused-import
 from searx.engines.duckduckgo import (
+    cache_vqd,
+    extract_vqd,
     get_ddg_lang,
     get_vqd,
 )
@@ -48,15 +50,20 @@ search_path_map = {'images': 'i', 'videos': 'v', 'news': 'news'}
 
 
 def request(query, params):
+    eng_region = traits.get_region(params['searxng_locale'], traits.all_locale)
 
     # request needs a vqd argument
-    vqd = get_vqd(query)
+    vqd = get_vqd(query, eng_region)
+    if not vqd:
+        vqd = extract_vqd(query)
+        if vqd:
+            cache_vqd(query, eng_region, vqd)
+
     if not vqd:
         # some search terms do not have results and therefore no vqd value
         params['url'] = None
         return params
 
-    eng_region = traits.get_region(params['searxng_locale'], traits.all_locale)
     eng_lang = get_ddg_lang(traits, params['searxng_locale'])
 
     args = {
@@ -86,6 +93,12 @@ def request(query, params):
 
     params['url'] = f'https://duckduckgo.com/{search_path_map[ddg_category]}.js?{urlencode(args)}'
 
+    # sending these two headers prevents rate limiting for the query
+    params['headers'] = {
+        'Referer': 'https://duckduckgo.com/',
+        'X-Requested-With': 'XMLHttpRequest',
+    }
+
     return params
 
 

searx/engines/startpage.py

@@ -142,7 +142,7 @@ search_url = base_url + '/sp/search'
 
 # specific xpath variables
 # ads xpath //div[@id="results"]/div[@id="sponsored"]//div[@class="result"]
-# not ads: div[@class="result"] are the direct childs of div[@id="results"]
+# not ads: div[@class="result"] are the direct children of div[@id="results"]
 search_form_xpath = '//form[@id="search"]'
 """XPath of Startpage's origin search form
 

searx/engines/tineye.py

@@ -208,7 +208,7 @@ def response(resp):
                 'title': backlink['image_name'],
                 'img_src': backlink['url'],
                 'format': tineye_match['image_format'],
-                'widht': tineye_match['width'],
+                'width': tineye_match['width'],
                 'height': tineye_match['height'],
                 'publishedDate': backlink['crawl_date'],
             }

searx/engines/voidlinux.py

@@ -32,7 +32,7 @@ void_arch = 'x86_64'
 """Default architecture to search for.  For valid values see :py:obj:`ARCH_RE`"""
 
 ARCH_RE = re.compile('aarch64-musl|armv6l-musl|armv7l-musl|x86_64-musl|aarch64|armv6l|armv7l|i686|x86_64')
-"""Regular expresion that match a architecture in the query string."""
+"""Regular expression that match a architecture in the query string."""
 
 
 def request(query, params):

searx/limiter.toml

@@ -12,7 +12,7 @@ ipv6_prefix = 48
 
 [botdetection.ip_limit]
 
-# To get unlimited access in a local network, by default link-lokal addresses
+# To get unlimited access in a local network, by default link-local addresses
 # (networks) are not monitored by the ip_limit
 filter_link_local = false
 

searx/locales.py

@@ -120,7 +120,7 @@ _TR_LOCALES: list[str] = []
 
 
 def get_translation_locales() -> list[str]:
-    """Returns the list of transaltion locales (*underscore*).  The list is
+    """Returns the list of translation locales (*underscore*).  The list is
     generated from the translation folders in :origin:`searx/translations`"""
 
     global _TR_LOCALES  # pylint:disable=global-statement

searx/metrics/__init__.py

@@ -8,6 +8,7 @@ from timeit import default_timer
 from operator import itemgetter
 
 from searx.engines import engines
+from searx.openmetrics import OpenMetricsFamily
 from .models import HistogramStorage, CounterStorage, VoidHistogram, VoidCounterStorage
 from .error_recorder import count_error, count_exception, errors_per_engines
 
@@ -149,7 +150,9 @@ def get_reliabilities(engline_name_list, checker_results):
         checker_result = checker_results.get(engine_name, {})
         checker_success = checker_result.get('success', True)
         errors = engine_errors.get(engine_name) or []
-        if counter('engine', engine_name, 'search', 'count', 'sent') == 0:
+        sent_count = counter('engine', engine_name, 'search', 'count', 'sent')
+
+        if sent_count == 0:
             # no request
             reliability = None
         elif checker_success and not errors:
@@ -164,8 +167,9 @@ def get_reliabilities(engline_name_list, checker_results):
 
         reliabilities[engine_name] = {
             'reliability': reliability,
+            'sent_count': sent_count,
             'errors': errors,
-            'checker': checker_results.get(engine_name, {}).get('errors', {}),
+            'checker': checker_result.get('errors', {}),
         }
     return reliabilities
 
@@ -245,3 +249,53 @@ def get_engines_stats(engine_name_list):
         'max_time': math.ceil(max_time_total or 0),
         'max_result_count': math.ceil(max_result_count or 0),
     }
+
+
+def openmetrics(engine_stats, engine_reliabilities):
+    metrics = [
+        OpenMetricsFamily(
+            key="searxng_engines_response_time_total_seconds",
+            type_hint="gauge",
+            help_hint="The average total response time of the engine",
+            data_info=[{'engine_name': engine['name']} for engine in engine_stats['time']],
+            data=[engine['total'] for engine in engine_stats['time']],
+        ),
+        OpenMetricsFamily(
+            key="searxng_engines_response_time_processing_seconds",
+            type_hint="gauge",
+            help_hint="The average processing response time of the engine",
+            data_info=[{'engine_name': engine['name']} for engine in engine_stats['time']],
+            data=[engine['processing'] for engine in engine_stats['time']],
+        ),
+        OpenMetricsFamily(
+            key="searxng_engines_response_time_http_seconds",
+            type_hint="gauge",
+            help_hint="The average HTTP response time of the engine",
+            data_info=[{'engine_name': engine['name']} for engine in engine_stats['time']],
+            data=[engine['http'] for engine in engine_stats['time']],
+        ),
+        OpenMetricsFamily(
+            key="searxng_engines_result_count_total",
+            type_hint="counter",
+            help_hint="The total amount of results returned by the engine",
+            data_info=[{'engine_name': engine['name']} for engine in engine_stats['time']],
+            data=[engine['result_count'] for engine in engine_stats['time']],
+        ),
+        OpenMetricsFamily(
+            key="searxng_engines_request_count_total",
+            type_hint="counter",
+            help_hint="The total amount of user requests made to this engine",
+            data_info=[{'engine_name': engine['name']} for engine in engine_stats['time']],
+            data=[engine_reliabilities.get(engine['name'], {}).get('sent_count', 0) for engine in engine_stats['time']],
+        ),
+        OpenMetricsFamily(
+            key="searxng_engines_reliability_total",
+            type_hint="counter",
+            help_hint="The overall reliability of the engine",
+            data_info=[{'engine_name': engine['name']} for engine in engine_stats['time']],
+            data=[
+                engine_reliabilities.get(engine['name'], {}).get('reliability', 0) for engine in engine_stats['time']
+            ],
+        ),
+    ]
+    return "".join([str(metric) for metric in metrics])

searx/openmetrics.py

@@ -0,0 +1,35 @@
+# SPDX-License-Identifier: AGPL-3.0-or-later
+"""Module providing support for displaying data in OpenMetrics format"""
+
+
+class OpenMetricsFamily:  # pylint: disable=too-few-public-methods
+    """A family of metrics.
+    The key parameter is the metric name that should be used (snake case).
+    The type_hint parameter must be one of 'counter', 'gauge', 'histogram', 'summary'.
+    The help_hint parameter is a short string explaining the metric.
+    The data_info parameter is a dictionary of descriptionary parameters for the data point (e.g. request method/path).
+    The data parameter is a flat list of the actual data in shape of a primive type.
+
+    See https://github.com/OpenObservability/OpenMetrics/blob/main/specification/OpenMetrics.md for more information.
+    """
+
+    def __init__(self, key: str, type_hint: str, help_hint: str, data_info: list, data: list):
+        self.key = key
+        self.type_hint = type_hint
+        self.help_hint = help_hint
+        self.data_info = data_info
+        self.data = data
+
+    def __str__(self):
+        text_representation = f"""# HELP {self.key} {self.help_hint}
+# TYPE {self.key} {self.type_hint}
+"""
+
+        for i, data_info_dict in enumerate(self.data_info):
+            if not data_info_dict and data_info_dict != 0:
+                continue
+
+            info_representation = ','.join([f"{key}=\"{value}\"" for (key, value) in data_info_dict.items()])
+            text_representation += f"{self.key}{{{info_representation}}} {self.data[i]}\n"
+
+        return text_representation

searx/plugins/unit_converter.py

@@ -234,7 +234,7 @@ def _parse_text_and_convert(search, from_query, to_query):
         value = target_from_si(float(value))
 
     if measured.group('E'):
-        # when incomming notation is scientific, outgoing notation is scientific
+        # when incoming notation is scientific, outgoing notation is scientific
         result = babel.numbers.format_scientific(value, locale=_locale)
     else:
         result = babel.numbers.format_decimal(value, locale=_locale, format='#,##0.##########;-#')

searx/preferences.py

@@ -325,7 +325,7 @@ class ClientPref:
     # hint: searx.webapp.get_client_settings should be moved into this class
 
     locale: babel.Locale
-    """Locale prefered by the client."""
+    """Locale preferred by the client."""
 
     def __init__(self, locale: Optional[babel.Locale] = None):
         self.locale = locale

searx/settings.yml

@@ -12,6 +12,10 @@ general:
   contact_url: false
   # record stats
   enable_metrics: true
+  # expose stats in open metrics format at /metrics
+  # leave empty to disable (no password set)
+  # open_metrics: <password>
+  open_metrics: ''
 
 brand:
   new_issue_url: https://github.com/searxng/searxng/issues/new
@@ -325,6 +329,36 @@ engines:
     shortcut: 9g
     disabled: true
 
+  - name: adobe stock
+    engine: adobe_stock
+    shortcut: asi
+    categories: ["images"]
+    # https://docs.searxng.org/dev/engines/online/adobe_stock.html
+    adobe_order: relevance
+    adobe_content_types: ["photo", "illustration", "zip_vector", "template", "3d", "image"]
+    timeout: 6
+    disabled: true
+
+  - name: adobe stock video
+    engine: adobe_stock
+    shortcut: asv
+    network: adobe stock
+    categories: ["videos"]
+    adobe_order: relevance
+    adobe_content_types: ["video"]
+    timeout: 6
+    disabled: true
+
+  - name: adobe stock audio
+    engine: adobe_stock
+    shortcut: asa
+    network: adobe stock
+    categories: ["music"]
+    adobe_order: relevance
+    adobe_content_types: ["audio"]
+    timeout: 6
+    disabled: true
+
   - name: alpine linux packages
     engine: alpinelinux
     disabled: true

searx/settings_defaults.py

@@ -143,6 +143,7 @@ SCHEMA = {
         'contact_url': SettingsValue((None, False, str), None),
         'donation_url': SettingsValue((bool, str), "https://docs.searxng.org/donate.html"),
         'enable_metrics': SettingsValue(bool, True),
+        'open_metrics': SettingsValue(str, ''),
     },
     'brand': {
         'issue_url': SettingsValue(str, 'https://github.com/searxng/searxng/issues'),

searx/static/themes/simple/js/searxng.head.min.js.map

@@ -1 +1 @@
-{"version":3,"file":"searxng.head.min.js","sources":["../src/js/head/00_init.js"],"sourcesContent":["/* SPDX-License-Identifier: AGPL-3.0-or-later */\n(function (w, d) {\n  'use strict';\n\n  // add data- properties\n  var script = d.currentScript  || (function () {\n    var scripts = d.getElementsByTagName('script');\n    return scripts[scripts.length - 1];\n  })();\n\n  w.searxng = {\n    settings: JSON.parse(atob(script.getAttribute('client_settings')))\n  };\n\n  // update the css\n  var hmtlElement = d.getElementsByTagName(\"html\")[0];\n  hmtlElement.classList.remove('no-js');\n  hmtlElement.classList.add('js');\n\n})(window, document);\n"],"names":["w","d","script","currentScript","scripts","getElementsByTagName","length","searxng","settings","JSON","parse","atob","getAttribute","hmtlElement","classList","remove","add","window","document"],"mappings":"CACA,SAAWA,EAAGC,GACZ,aAGA,IAAIC,EAASD,EAAEE,eAAkB,WAC/B,IAAIC,EAAUH,EAAEI,qBAAqB,QAAQ,EAC7C,OAAOD,EAAQA,EAAQE,OAAS,EACjC,EAAE,EAEHN,EAAEO,QAAU,CACVC,SAAUC,KAAKC,MAAMC,KAAKT,EAAOU,aAAa,iBAAiB,CAAC,CAAC,CACnE,EAGA,IAAIC,EAAcZ,EAAEI,qBAAqB,MAAM,EAAE,GACjDQ,EAAYC,UAAUC,OAAO,OAAO,EACpCF,EAAYC,UAAUE,IAAI,IAAI,CAE/B,GAAEC,OAAQC,QAAQ"}
+{"version":3,"file":"searxng.head.min.js","sources":["../src/js/head/00_init.js"],"sourcesContent":["/* SPDX-License-Identifier: AGPL-3.0-or-later */\n(function (w, d) {\n  'use strict';\n\n  // add data- properties\n  var script = d.currentScript  || (function () {\n    var scripts = d.getElementsByTagName('script');\n    return scripts[scripts.length - 1];\n  })();\n\n  w.searxng = {\n    settings: JSON.parse(atob(script.getAttribute('client_settings')))\n  };\n\n  // update the css\n  var htmlElement = d.getElementsByTagName(\"html\")[0];\n  htmlElement.classList.remove('no-js');\n  htmlElement.classList.add('js');\n\n})(window, document);\n"],"names":["w","d","script","currentScript","scripts","getElementsByTagName","length","searxng","settings","JSON","parse","atob","getAttribute","htmlElement","classList","remove","add","window","document"],"mappings":"CACA,SAAWA,EAAGC,GACZ,aAGA,IAAIC,EAASD,EAAEE,eAAkB,WAC/B,IAAIC,EAAUH,EAAEI,qBAAqB,QAAQ,EAC7C,OAAOD,EAAQA,EAAQE,OAAS,EACjC,EAAE,EAEHN,EAAEO,QAAU,CACVC,SAAUC,KAAKC,MAAMC,KAAKT,EAAOU,aAAa,iBAAiB,CAAC,CAAC,CACnE,EAGA,IAAIC,EAAcZ,EAAEI,qBAAqB,MAAM,EAAE,GACjDQ,EAAYC,UAAUC,OAAO,OAAO,EACpCF,EAAYC,UAAUE,IAAI,IAAI,CAE/B,GAAEC,OAAQC,QAAQ"}

searx/static/themes/simple/src/js/head/00_init.js

@@ -13,8 +13,8 @@
   };
 
   // update the css
-  var hmtlElement = d.getElementsByTagName("html")[0];
+  var htmlElement = d.getElementsByTagName("html")[0];
-  hmtlElement.classList.remove('no-js');
+  htmlElement.classList.remove('no-js');
-  hmtlElement.classList.add('js');
+  htmlElement.classList.add('js');
 
 })(window, document);

searx/static/themes/simple/src/js/main/00_toolkit.js

@@ -8,7 +8,7 @@ window.searxng = (function (w, d) {
 
   'use strict';
 
-  // not invented here tookit with bugs fixed elsewhere
+  // not invented here toolkit with bugs fixed elsewhere
   // purposes : be just good enough and as small as possible
 
   // from https://plainjs.com/javascript/events/live-binding-event-handlers-14/

searx/static/themes/simple/src/js/main/keyboard.js

@@ -441,7 +441,7 @@ searxng.ready(function () {
       var body = document.getElementsByTagName('body')[0];
       body.appendChild(helpPanel);
     } else {
-      // togggle hidden
+      // toggle hidden
       helpPanel.classList.toggle('invisible');
       return;
     }

searx/static/themes/simple/src/js/main/mapresult.js

@@ -67,7 +67,7 @@
         } */
       });
 
-      // this event occour only once per element
+      // this event occur only once per element
       event.preventDefault();
     });
   });

searx/static/themes/simple/src/less/embedded.less

@@ -13,8 +13,8 @@ iframe[src^="https://www.mixcloud.com"] {
   // issue with an image URL that is blocked since it is an a Cross-Origin
   // request. The alternative text (<img alt='Mixcloud Logo'> then cause an
   // scrollbar in the inner of the iframe we can't avoid.  Another quirk comes
-  // when pressing the play button, somtimes the shown player has an height of
+  // when pressing the play button, sometimes the shown player has an height of
-  // 200px, somtimes 250px.
+  // 200px, sometimes 250px.
   height: 250px;
 }
 

searx/static/themes/simple/src/less/style-center.less

@@ -4,31 +4,31 @@ see the CSS rules for #results in style.less ( grid-template-columns and gap).
 
 In this file, the --center-page-width values comes from the Oscar theme (Bootstrap 3).
 
-All rules starts with ".center-aligment-yes #main_results" to be enabled only
+All rules starts with ".center-alignment-yes #main_results" to be enabled only
 on the /search URL and when the "center alignment" preference is enabled.
 */
 
 @media screen and (min-width: @phone) {
-  .center-aligment-yes #main_results {
+  .center-alignment-yes #main_results {
     --center-page-width: 48rem;
   }
 }
 
 @media screen and (min-width: 62rem) {
-  .center-aligment-yes #main_results {
+  .center-alignment-yes #main_results {
     --center-page-width: 60rem;
   }
 }
 
 @media screen and (min-width: @tablet) {
-  .center-aligment-yes #main_results {
+  .center-alignment-yes #main_results {
     --center-page-width: 73rem;
   }
 }
 
 @media screen and (min-width: @phone) and (max-width: @tablet) {
   // any change must be reset in @media screen and (min-width: @tablet) { ... }
-  .center-aligment-yes #main_results {
+  .center-alignment-yes #main_results {
     #results {
       grid-template-columns: 60% calc(40% - @results-gap);
       margin-left: 0;
@@ -50,7 +50,7 @@ on the /search URL and when the "center alignment" preference is enabled.
 }
 
 @media screen and (min-width: @tablet) {
-  .center-aligment-yes #main_results {
+  .center-alignment-yes #main_results {
     display: flex;
     flex-direction: column;
     align-items: center;

searx/static/themes/simple/src/less/style.less

@@ -297,7 +297,7 @@ article[data-vim-selected].category-social {
     padding-top: 0.6rem;
     .ltr-padding-right(1rem);
     width: 7rem;
-    height: unset; // remove heigth value that was needed for lazy loading
+    height: unset; // remove height value that was needed for lazy loading
   }
 
   .break {
@@ -399,7 +399,7 @@ article[data-vim-selected].category-social {
     padding-top: 0.6rem;
     .ltr-padding-right(1rem);
     width: 20rem;
-    height: unset; // remove heigth value that was needed for lazy loading
+    height: unset; // remove height value that was needed for lazy loading
   }
 }
 
@@ -639,12 +639,12 @@ summary.title {
   padding-top: 1em;
 }
 
-.sidebar-collapsable {
+.sidebar-collapsible {
   border-top: 1px solid var(--color-sidebar-border);
   padding-bottom: 0.5em;
 }
 
-#sidebar-end-collapsable {
+#sidebar-end-collapsible {
   border-bottom: 1px solid var(--color-sidebar-border);
   width: 100%;
 }
@@ -1007,10 +1007,10 @@ summary.title {
 }
 
 @media screen and (min-width: @phone) and (max-width: @tablet) {
-  // when .center-aligment-yes, see style-center.less
+  // when .center-alignment-yes, see style-center.less
   // the media query includes "min-width: @phone"
   // because the phone layout includes the tablet layout unconditionally.
-  .center-aligment-no {
+  .center-alignment-no {
     .results-tablet();
   }
 }

searx/templates/simple/base.html

@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html class="no-js theme-{{ preferences.get_value('simple_style') or 'auto' }} center-aligment-{{ preferences.get_value('center_alignment') and 'yes' or 'no' }}" lang="{{ locale_rfc5646 }}" {% if rtl %} dir="rtl"{% endif %}>
+<html class="no-js theme-{{ preferences.get_value('simple_style') or 'auto' }} center-alignment-{{ preferences.get_value('center_alignment') and 'yes' or 'no' }}" lang="{{ locale_rfc5646 }}" {% if rtl %} dir="rtl"{% endif %}>
 <head>
   <meta charset="UTF-8">
   <meta name="description" content="SearXNG — a privacy-respecting, open metasearch engine">

searx/templates/simple/elements/apis.html

@@ -1,5 +1,5 @@
 <div id="apis" role="complementary" aria-labelledby="apis-title">
-  <details class="sidebar-collapsable">
+  <details class="sidebar-collapsible">
     <summary class="title" id="apis-title">{{ _('Download results') }}</summary>
     <div class="wrapper">
       {%- for output_type in search_formats -%}

searx/templates/simple/elements/engines_msg.html

@@ -1,9 +1,9 @@
 <div id="engines_msg">
   {% if (not results and not answers) or not max_response_time %}
-  <details class="sidebar-collapsable" open>
+  <details class="sidebar-collapsible" open>
     <summary class="title" id="engines_msg-title">{{ _('Messages from the search engines') }}</summary>
   {% else %}
-  <details class="sidebar-collapsable">
+  <details class="sidebar-collapsible">
     <summary class="title" id="engines_msg-title">{{ _('Response time') }}: {{ max_response_time | round(1) }} {{ _('seconds') }}</summary>
   {% endif %}
     <table class="engine-stats" id="engines_msg-table">

searx/templates/simple/elements/search_url.html

@@ -1,5 +1,5 @@
 <div id="search_url" role="complementary" aria-labelledby="search_url-title">
-  <details class="sidebar-collapsable">
+  <details class="sidebar-collapsible">
     <summary class="title" id="search_url-title">{{ _('Search URL') }}</summary>
     <button id="copy_url" type="submit" data-copied-text="{{ _('Copied') }}">{{ _('Copy') }}</button>
     <div class="selectable_url">

searx/templates/simple/elements/suggestions.html

@@ -1,5 +1,5 @@
 <div id="suggestions" role="complementary" aria-labelledby="suggestions-title">
-  <details class="sidebar-collapsable">
+  <details class="sidebar-collapsible">
     <summary class="title" id="suggestions-title">{{ _('Suggestions') }}</summary>
     <div class="wrapper">
       {%- for suggestion in suggestions -%}

searx/templates/simple/new_issue.html

@@ -61,7 +61,7 @@ or manually by executing the searx/webapp.py file? -->
 {%- endfor -%}
     </textarea>
     <input type="checkbox" id="step1">
-    <label for="step1">{{ _('Start submiting a new issue on GitHub') }}</label>
+    <label for="step1">{{ _('Start submitting a new issue on GitHub') }}</label>
     <div class="step1 step_content">
         <p><a href="{{ get_setting('brand.issue_url') }}?q=is%3Aissue+Bug:%20{{ engine_name }} {{ technical_report }}" target="_blank" rel="noreferrer noreferrer">{{ _('Please check for existing bugs about this engine on GitHub') }}</a></p>
     </div>

searx/templates/simple/results.html

@@ -44,7 +44,7 @@
 
         {%- if infoboxes -%}
           <div id="infoboxes">
-            <details open class="sidebar-collapsable">
+            <details open class="sidebar-collapsible">
               <summary class="title">{{ _('Info') }}</summary>
               {%- for infobox in infoboxes -%}
                 {%- include 'simple/elements/infobox.html' -%}
@@ -67,7 +67,7 @@
           {%- include 'simple/elements/apis.html' -%}
         {%- endif -%}
 
-        <div id="sidebar-end-collapsable"></div>
+        <div id="sidebar-end-collapsible"></div>
     </div>
 
     {% if corrections %}

searx/translations/messages.pot

@@ -677,7 +677,7 @@ msgid "proxied"
 msgstr ""
 
 #: searx/templates/simple/new_issue.html:64
-msgid "Start submiting a new issue on GitHub"
+msgid "Start submitting a new issue on GitHub"
 msgstr ""
 
 #: searx/templates/simple/new_issue.html:66

searx/utils.py

@@ -48,7 +48,7 @@ _XPATH_CACHE: Dict[str, XPath] = {}
 _LANG_TO_LC_CACHE: Dict[str, Dict[str, str]] = {}
 
 _FASTTEXT_MODEL: Optional["fasttext.FastText._FastText"] = None  # type: ignore
-"""fasttext model to predict laguage of a search term"""
+"""fasttext model to predict language of a search term"""
 
 SEARCH_LANGUAGE_CODES = frozenset([searxng_locale[0].split('-')[0] for searxng_locale in sxng_locales])
 """Languages supported by most searxng engines (:py:obj:`searx.sxng_locales.sxng_locales`)."""

searx/webadapter.py

@@ -225,7 +225,7 @@ def get_search_query_from_webapp(
     """Assemble data from preferences and request.form (from the HTML form) needed
     in a search query.
 
-    The returned tuple consits of:
+    The returned tuple consists of:
 
     1. instance of :py:obj:`searx.search.SearchQuery`
     2. instance of :py:obj:`searx.query.RawTextQuery`

searx/webapp.py

@@ -87,10 +87,7 @@ from searx.webadapter import (
     get_selected_categories,
     parse_lang,
 )
-from searx.utils import (
+from searx.utils import gen_useragent, dict_subset
-    gen_useragent,
-    dict_subset,
-)
 from searx.version import VERSION_STRING, GIT_URL, GIT_BRANCH
 from searx.query import RawTextQuery
 from searx.plugins import Plugin, plugins, initialize as plugin_initialize
@@ -104,13 +101,7 @@ from searx.answerers import (
     answerers,
     ask,
 )
-from searx.metrics import (
+from searx.metrics import get_engines_stats, get_engine_errors, get_reliabilities, histogram, counter, openmetrics
-    get_engines_stats,
-    get_engine_errors,
-    get_reliabilities,
-    histogram,
-    counter,
-)
 from searx.flaskfix import patch_application
 
 from searx.locales import (
@@ -1218,6 +1209,30 @@ def stats_checker():
     return jsonify(result)
 
 
+@app.route('/metrics')
+def stats_open_metrics():
+    password = settings['general'].get("open_metrics")
+
+    if not (settings['general'].get("enable_metrics") and password):
+        return Response('open metrics is disabled', status=404, mimetype='text/plain')
+
+    if not request.authorization or request.authorization.password != password:
+        return Response('access forbidden', status=401, mimetype='text/plain')
+
+    filtered_engines = dict(filter(lambda kv: request.preferences.validate_token(kv[1]), engines.items()))
+
+    checker_results = checker_get_result()
+    checker_results = (
+        checker_results['engines'] if checker_results['status'] == 'ok' and 'engines' in checker_results else {}
+    )
+
+    engine_stats = get_engines_stats(filtered_engines)
+    engine_reliabilities = get_reliabilities(filtered_engines, checker_results)
+    metrics_text = openmetrics(engine_stats, engine_reliabilities)
+
+    return Response(metrics_text, mimetype='text/plain')
+
+
 @app.route('/robots.txt', methods=['GET'])
 def robots():
     return Response(

searxng_extra/docs_prebuild

@@ -72,7 +72,7 @@ def _instance_infosetset_ctx(base_url):
     #   from searx.network import network
     #   network.done()
 
-    # waiting some seconds before ending the comand line was the only solution I
+    # waiting some seconds before ending the command line was the only solution I
     # found ..
 
     time.sleep(3)

searxng_extra/update/update_engine_traits.py

@@ -85,7 +85,7 @@ def main():
 
 
 def fetch_traits_map():
-    """Fetchs supported languages for each engine and writes json file with those."""
+    """Fetches supported languages for each engine and writes json file with those."""
     network.set_timeout_for_thread(10.0)
 
     def log(msg):

searxng_extra/update/update_locales.py

@@ -25,7 +25,7 @@ from searx.locales import (
 )
 
 LOCALE_DATA_FILE = Path(searx_dir) / 'data' / 'locales.json'
-TRANSLATOINS_FOLDER = Path(searx_dir) / 'translations'
+TRANSLATIONS_FOLDER = Path(searx_dir) / 'translations'
 
 
 def main():

tests/robot/__main__.py

@@ -65,7 +65,7 @@ def main():
         test_layer.setUp()
         run_robot_tests([getattr(test_webapp, x) for x in dir(test_webapp) if x.startswith('test_')])
     except Exception:  # pylint: disable=broad-except
-        print('Error occured: {0}'.format(traceback.format_exc()))
+        print('Error occurred: {0}'.format(traceback.format_exc()))
         sys.exit(1)
     finally:
         test_layer.tearDown()

utils/lib.sh

@@ -772,7 +772,7 @@ docs.clean() {
 
 docs.prebuild() {
     # Dummy function to run some actions before sphinx-doc build gets started.
-    # This finction needs to be overwritten by the application script.
+    # This function needs to be overwritten by the application script.
     true
     dump_return $?
 }
@@ -1065,7 +1065,7 @@ nginx_remove_app() {
     # usage:  nginx_remove_app <myapp.conf>
 
     info_msg "remove nginx app: $1"
-    nginx_dissable_app "$1"
+    nginx_disable_app "$1"
     rm -f "${NGINX_APPS_AVAILABLE}/$1"
 }
 
@@ -1082,7 +1082,7 @@ nginx_enable_app() {
     nginx_reload
 }
 
-nginx_dissable_app() {
+nginx_disable_app() {
 
     # usage:  nginx_disable_app <myapp.conf>
 
@@ -1192,7 +1192,7 @@ apache_remove_site() {
     # usage:  apache_remove_site <mysite.conf>
 
     info_msg "remove apache site: $1"
-    apache_dissable_site "$1"
+    apache_disable_site "$1"
     rm -f "${APACHE_SITES_AVAILABLE}/$1"
 }
 
@@ -1222,7 +1222,7 @@ apache_enable_site() {
     apache_reload
 }
 
-apache_dissable_site() {
+apache_disable_site() {
 
     # usage:  apache_disable_site <mysite.conf>
 

utils/lib_go.sh

@@ -56,7 +56,7 @@ EOF
 
 go.ver_info(){
 
-    # print informations about a golang distribution. To print filename
+    # print information about a golang distribution. To print filename
     # sha256 and size of the archive that fits to your OS and host:
     #
     #   go.ver_info "${GO_VERSION}" archive "$(go.os)" "$(go.arch)" filename sha256 size

utils/lib_nvm.sh

@@ -36,7 +36,7 @@ nvm.is_installed() {
 }
 
 if [[ -z "${NVM_DIR}" ]]; then
-    # nvm is not pre-intalled in $HOME.  Prepare for using nvm from <repo-root>
+    # nvm is not pre-installed in $HOME.  Prepare for using nvm from <repo-root>
     NVM_DIR="$(git rev-parse --show-toplevel)/${NVM_LOCAL_FOLDER}"
 fi
 export NVM_DIR
@@ -93,7 +93,7 @@ nvm.help() {
 nvm.: use nvm (without dot) to execute nvm commands directly
   install   : install NVM locally at $(git rev-parse --show-toplevel)/${NVM_LOCAL_FOLDER}
   clean     : remove NVM installation
-  status    : prompt some status informations about nvm & node
+  status    : prompt some status information about nvm & node
   nodejs    : install Node.js latest LTS
   cmd ...   : run command ... in NVM environment
   bash      : start bash interpreter with NVM environment sourced
@@ -108,7 +108,7 @@ nvm.install() {
         pushd "${NVM_DIR}" &> /dev/null
         git fetch --all | prefix_stdout "  ${_Yellow}||${_creset} "
     else
-        # delete any leftovers from previos installations
+        # delete any leftovers from previous installations
         if nvm.is_local; then
             rm -rf "${NVM_DIR}"
         fi

utils/lib_sxng_static.sh

@@ -96,7 +96,7 @@ static.build.commit() {
         return 1
     fi
 
-    # drop existing commit from previos build
+    # drop existing commit from previous build
     static.build.drop &>/dev/null
 
     (   set -e

utils/lxc.sh

@@ -159,7 +159,7 @@ main() {
             ;;
         copy)
             case $2 in
-                ''|images) lxc_copy_images_localy;;
+                ''|images) lxc_copy_images_locally;;
                 *) usage "$_usage"; exit 42;;
             esac
             ;;
@@ -167,7 +167,7 @@ main() {
             sudo_or_exit
             case $2 in
                 ''|--|containers) remove_containers ;;
-                images) lxc_delete_images_localy ;;
+                images) lxc_delete_images_locally ;;
                 ${LXC_HOST_PREFIX}-*)
                     ! lxc_exists "$2" && warn_msg "container not yet exists: $2" && exit 0
                     if ask_yn "Do you really want to delete container $2"; then
@@ -291,7 +291,7 @@ build_all_containers() {
     rst_title "Build all LXC containers of suite"
     echo
     usage_containers
-    lxc_copy_images_localy
+    lxc_copy_images_locally
     lxc_init_all_containers
     lxc_config_all_containers
     lxc_boilerplate_all_containers
@@ -361,7 +361,7 @@ remove_containers() {
 # images
 # ------
 
-lxc_copy_images_localy() {
+lxc_copy_images_locally() {
     rst_title "copy images" section
     for ((i=0; i<${#LXC_SUITE[@]}; i+=2)); do
         lxc_image_copy "${LXC_SUITE[i]}" "${LXC_SUITE[i+1]}"
@@ -369,7 +369,7 @@ lxc_copy_images_localy() {
     # lxc image list local: && wait_key
 }
 
-lxc_delete_images_localy() {
+lxc_delete_images_locally() {
     rst_title "Delete LXC images"
     rst_para "local existing images"
     echo

utils/templates/etc/searxng/settings.yml

@@ -33,7 +33,7 @@ ui:
 
 enabled_plugins:
   - 'Hash plugin'
-  - 'Self Informations'
+  - 'Self Information'
   - 'Tracker URL remover'
   - 'Ahmia blacklist'
   # - 'Hostnames plugin'  # see 'hostnames' configuration below