mirror of
https://github.com/searxng/searxng.git
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146 lines
3.8 KiB
Python
146 lines
3.8 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-or-later
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# lint: pylint
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"""Implementations of the framework for the SearXNG engines.
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.. hint::
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The long term goal is to modularize all implementations of the engine
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framework here in this Python package. ToDo:
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- move implementations of the :ref:`searx.engines loader` to a new module in
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the :py:obj:`searx.enginelib` namespace.
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"""
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from __future__ import annotations
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from typing import List, Callable, TYPE_CHECKING
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if TYPE_CHECKING:
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from searx.enginelib import traits
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class Engine: # pylint: disable=too-few-public-methods
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"""Class of engine instances build from YAML settings.
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Further documentation see :ref:`general engine configuration`.
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.. hint::
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This class is currently never initialized and only used for type hinting.
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"""
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# Common options in the engine module
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engine_type: str
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"""Type of the engine (:ref:`searx.search.processors`)"""
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paging: bool
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"""Engine supports multiple pages."""
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time_range_support: bool
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"""Engine supports search time range."""
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safesearch: bool
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"""Engine supports SafeSearch"""
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language_support: bool
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"""Engine supports languages (locales) search."""
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language: str
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"""For an engine, when there is ``language: ...`` in the YAML settings the engine
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does support only this one language:
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.. code:: yaml
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- name: google french
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engine: google
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language: fr
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"""
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region: str
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"""For an engine, when there is ``region: ...`` in the YAML settings the engine
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does support only this one region::
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.. code:: yaml
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- name: google belgium
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engine: google
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region: fr-BE
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"""
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fetch_traits: Callable
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"""Function to to fetch engine's traits from origin."""
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traits: traits.EngineTraits
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"""Traits of the engine."""
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# settings.yml
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categories: List[str]
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"""Specifies to which :ref:`engine categories` the engine should be added."""
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name: str
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"""Name that will be used across SearXNG to define this engine. In settings, on
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the result page .."""
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engine: str
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"""Name of the python file used to handle requests and responses to and from
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this search engine (file name from :origin:`searx/engines` without
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``.py``)."""
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enable_http: bool
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"""Enable HTTP (by default only HTTPS is enabled)."""
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shortcut: str
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"""Code used to execute bang requests (``!foo``)"""
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timeout: float
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"""Specific timeout for search-engine."""
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display_error_messages: bool
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"""Display error messages on the web UI."""
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proxies: dict
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"""Set proxies for a specific engine (YAML):
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.. code:: yaml
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proxies :
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http: socks5://proxy:port
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https: socks5://proxy:port
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"""
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disabled: bool
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"""To disable by default the engine, but not deleting it. It will allow the
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user to manually activate it in the settings."""
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inactive: bool
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"""Remove the engine from the settings (*disabled & removed*)."""
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about: dict
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"""Additional fields describing the engine.
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.. code:: yaml
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about:
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website: https://example.com
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wikidata_id: Q306656
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official_api_documentation: https://example.com/api-doc
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use_official_api: true
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require_api_key: true
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results: HTML
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"""
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using_tor_proxy: bool
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"""Using tor proxy (``true``) or not (``false``) for this engine."""
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send_accept_language_header: bool
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"""When this option is activated, the language (locale) that is selected by
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the user is used to build and send a ``Accept-Language`` header in the
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request to the origin search engine."""
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tokens: List[str]
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"""A list of secret tokens to make this engine *private*, more details see
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:ref:`private engines`."""
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