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<article role="main" id="furo-main-content">
|
||
<h1>Source code for searx.engines.google</h1><div class="highlight"><pre>
|
||
<span></span><span class="c1"># SPDX-License-Identifier: AGPL-3.0-or-later</span>
|
||
<span class="sd">"""This is the implementation of the Google WEB engine. Some of this</span>
|
||
<span class="sd">implementations (manly the :py:obj:`get_google_info`) are shared by other</span>
|
||
<span class="sd">engines:</span>
|
||
|
||
<span class="sd">- :ref:`google images engine`</span>
|
||
<span class="sd">- :ref:`google news engine`</span>
|
||
<span class="sd">- :ref:`google videos engine`</span>
|
||
<span class="sd">- :ref:`google scholar engine`</span>
|
||
<span class="sd">- :ref:`google autocomplete`</span>
|
||
|
||
<span class="sd">"""</span>
|
||
|
||
<span class="kn">import</span><span class="w"> </span><span class="nn">random</span>
|
||
<span class="kn">import</span><span class="w"> </span><span class="nn">re</span>
|
||
<span class="kn">import</span><span class="w"> </span><span class="nn">string</span>
|
||
<span class="kn">import</span><span class="w"> </span><span class="nn">time</span>
|
||
<span class="kn">import</span><span class="w"> </span><span class="nn">typing</span><span class="w"> </span><span class="k">as</span><span class="w"> </span><span class="nn">t</span>
|
||
<span class="kn">from</span><span class="w"> </span><span class="nn">urllib.parse</span><span class="w"> </span><span class="kn">import</span> <span class="n">unquote</span><span class="p">,</span> <span class="n">urlencode</span>
|
||
|
||
<span class="kn">import</span><span class="w"> </span><span class="nn">babel</span>
|
||
<span class="kn">import</span><span class="w"> </span><span class="nn">babel.core</span>
|
||
<span class="kn">import</span><span class="w"> </span><span class="nn">babel.languages</span>
|
||
<span class="kn">from</span><span class="w"> </span><span class="nn">lxml</span><span class="w"> </span><span class="kn">import</span> <span class="n">html</span>
|
||
|
||
<span class="kn">from</span><span class="w"> </span><span class="nn">searx.enginelib.traits</span><span class="w"> </span><span class="kn">import</span> <span class="n">EngineTraits</span>
|
||
<span class="kn">from</span><span class="w"> </span><span class="nn">searx.exceptions</span><span class="w"> </span><span class="kn">import</span> <span class="n">SearxEngineCaptchaException</span>
|
||
<span class="kn">from</span><span class="w"> </span><span class="nn">searx.locales</span><span class="w"> </span><span class="kn">import</span> <span class="n">get_official_locales</span><span class="p">,</span> <span class="n">language_tag</span><span class="p">,</span> <span class="n">region_tag</span>
|
||
<span class="kn">from</span><span class="w"> </span><span class="nn">searx.result_types</span><span class="w"> </span><span class="kn">import</span> <span class="n">EngineResults</span>
|
||
<span class="kn">from</span><span class="w"> </span><span class="nn">searx.utils</span><span class="w"> </span><span class="kn">import</span> <span class="p">(</span>
|
||
<span class="n">eval_xpath</span><span class="p">,</span>
|
||
<span class="n">eval_xpath_getindex</span><span class="p">,</span>
|
||
<span class="n">eval_xpath_list</span><span class="p">,</span>
|
||
<span class="n">extract_text</span><span class="p">,</span>
|
||
<span class="n">gen_gsa_useragent</span><span class="p">,</span>
|
||
<span class="p">)</span>
|
||
|
||
<span class="k">if</span> <span class="n">t</span><span class="o">.</span><span class="n">TYPE_CHECKING</span><span class="p">:</span>
|
||
<span class="kn">from</span><span class="w"> </span><span class="nn">searx.extended_types</span><span class="w"> </span><span class="kn">import</span> <span class="n">SXNG_Response</span>
|
||
<span class="kn">from</span><span class="w"> </span><span class="nn">searx.search.processors</span><span class="w"> </span><span class="kn">import</span> <span class="n">OnlineParams</span>
|
||
|
||
<span class="n">about</span> <span class="o">=</span> <span class="p">{</span>
|
||
<span class="s2">"website"</span><span class="p">:</span> <span class="s2">"https://www.google.com"</span><span class="p">,</span>
|
||
<span class="s2">"wikidata_id"</span><span class="p">:</span> <span class="s2">"Q9366"</span><span class="p">,</span>
|
||
<span class="s2">"official_api_documentation"</span><span class="p">:</span> <span class="s2">"https://developers.google.com/custom-search/"</span><span class="p">,</span>
|
||
<span class="s2">"use_official_api"</span><span class="p">:</span> <span class="kc">False</span><span class="p">,</span>
|
||
<span class="s2">"require_api_key"</span><span class="p">:</span> <span class="kc">False</span><span class="p">,</span>
|
||
<span class="s2">"results"</span><span class="p">:</span> <span class="s2">"HTML"</span><span class="p">,</span>
|
||
<span class="p">}</span>
|
||
|
||
<span class="c1"># engine dependent config</span>
|
||
<span class="n">categories</span> <span class="o">=</span> <span class="p">[</span><span class="s2">"general"</span><span class="p">,</span> <span class="s2">"web"</span><span class="p">]</span>
|
||
<span class="n">paging</span> <span class="o">=</span> <span class="kc">True</span>
|
||
<span class="n">max_page</span> <span class="o">=</span> <span class="mi">50</span>
|
||
<span class="sd">"""`Google max 50 pages`_</span>
|
||
|
||
<span class="sd">.. _Google max 50 pages: https://github.com/searxng/searxng/issues/2982</span>
|
||
<span class="sd">"""</span>
|
||
<span class="n">time_range_support</span> <span class="o">=</span> <span class="kc">True</span>
|
||
<span class="n">safesearch</span> <span class="o">=</span> <span class="kc">True</span>
|
||
|
||
<span class="n">time_range_dict</span> <span class="o">=</span> <span class="p">{</span><span class="s2">"day"</span><span class="p">:</span> <span class="s2">"d"</span><span class="p">,</span> <span class="s2">"week"</span><span class="p">:</span> <span class="s2">"w"</span><span class="p">,</span> <span class="s2">"month"</span><span class="p">:</span> <span class="s2">"m"</span><span class="p">,</span> <span class="s2">"year"</span><span class="p">:</span> <span class="s2">"y"</span><span class="p">}</span>
|
||
|
||
<span class="c1"># Filter results. 0: None, 1: Moderate, 2: Strict</span>
|
||
<span class="n">filter_mapping</span> <span class="o">=</span> <span class="p">{</span><span class="mi">0</span><span class="p">:</span> <span class="s2">"off"</span><span class="p">,</span> <span class="mi">1</span><span class="p">:</span> <span class="s2">"medium"</span><span class="p">,</span> <span class="mi">2</span><span class="p">:</span> <span class="s2">"high"</span><span class="p">}</span>
|
||
|
||
<span class="c1"># specific xpath variables</span>
|
||
<span class="c1"># ------------------------</span>
|
||
|
||
<span class="c1"># Suggestions are links placed in a *card-section*, we extract only the text</span>
|
||
<span class="c1"># from the links not the links itself.</span>
|
||
<span class="n">suggestion_xpath</span> <span class="o">=</span> <span class="s1">'//div[contains(@class, "gGQDvd iIWm4b")]//a'</span>
|
||
|
||
|
||
<span class="n">_arcid_range</span> <span class="o">=</span> <span class="n">string</span><span class="o">.</span><span class="n">ascii_letters</span> <span class="o">+</span> <span class="n">string</span><span class="o">.</span><span class="n">digits</span> <span class="o">+</span> <span class="s2">"_-"</span>
|
||
<span class="n">_arcid_random</span><span class="p">:</span> <span class="nb">tuple</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="nb">int</span><span class="p">]</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span>
|
||
|
||
|
||
<div class="viewcode-block" id="ui_async">
|
||
<a class="viewcode-back" href="../../../dev/engines/online/google.html#searx.engines.google.ui_async">[docs]</a>
|
||
<span class="k">def</span><span class="w"> </span><span class="nf">ui_async</span><span class="p">(</span><span class="n">start</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span>
|
||
<span class="w"> </span><span class="sd">"""Format of the response from UI's async request.</span>
|
||
|
||
<span class="sd"> - ``arc_id:<...>,use_ac:true,_fmt:prog``</span>
|
||
|
||
<span class="sd"> The arc_id is random generated every hour.</span>
|
||
<span class="sd"> """</span>
|
||
<span class="k">global</span> <span class="n">_arcid_random</span> <span class="c1"># pylint: disable=global-statement</span>
|
||
|
||
<span class="n">use_ac</span> <span class="o">=</span> <span class="s2">"use_ac:true"</span>
|
||
<span class="c1"># _fmt:html returns a HTTP 500 when user search for celebrities like</span>
|
||
<span class="c1"># '!google natasha allegri' or '!google chris evans'</span>
|
||
<span class="n">_fmt</span> <span class="o">=</span> <span class="s2">"_fmt:prog"</span>
|
||
|
||
<span class="c1"># create a new random arc_id every hour</span>
|
||
<span class="k">if</span> <span class="ow">not</span> <span class="n">_arcid_random</span> <span class="ow">or</span> <span class="p">(</span><span class="nb">int</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">time</span><span class="p">())</span> <span class="o">-</span> <span class="n">_arcid_random</span><span class="p">[</span><span class="mi">1</span><span class="p">])</span> <span class="o">></span> <span class="mi">3600</span><span class="p">:</span>
|
||
<span class="n">_arcid_random</span> <span class="o">=</span> <span class="p">(</span><span class="s2">""</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">choices</span><span class="p">(</span><span class="n">_arcid_range</span><span class="p">,</span> <span class="n">k</span><span class="o">=</span><span class="mi">23</span><span class="p">)),</span> <span class="nb">int</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">time</span><span class="p">()))</span>
|
||
<span class="n">arc_id</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"arc_id:srp_</span><span class="si">{</span><span class="n">_arcid_random</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="si">}</span><span class="s2">_1</span><span class="si">{</span><span class="n">start</span><span class="si">:</span><span class="s2">02</span><span class="si">}</span><span class="s2">"</span>
|
||
|
||
<span class="k">return</span> <span class="s2">","</span><span class="o">.</span><span class="n">join</span><span class="p">([</span><span class="n">arc_id</span><span class="p">,</span> <span class="n">use_ac</span><span class="p">,</span> <span class="n">_fmt</span><span class="p">])</span></div>
|
||
|
||
|
||
|
||
<div class="viewcode-block" id="get_google_info">
|
||
<a class="viewcode-back" href="../../../dev/engines/online/google.html#searx.engines.google.get_google_info">[docs]</a>
|
||
<span class="k">def</span><span class="w"> </span><span class="nf">get_google_info</span><span class="p">(</span><span class="n">params</span><span class="p">:</span> <span class="s2">"OnlineParams"</span><span class="p">,</span> <span class="n">eng_traits</span><span class="p">:</span> <span class="n">EngineTraits</span><span class="p">)</span> <span class="o">-></span> <span class="nb">dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">t</span><span class="o">.</span><span class="n">Any</span><span class="p">]:</span>
|
||
<span class="w"> </span><span class="sd">"""Composing various (language) properties for the google engines (:ref:`google</span>
|
||
<span class="sd"> API`).</span>
|
||
|
||
<span class="sd"> This function is called by the various google engines (:ref:`google web</span>
|
||
<span class="sd"> engine`, :ref:`google images engine`, :ref:`google news engine` and</span>
|
||
<span class="sd"> :ref:`google videos engine`).</span>
|
||
|
||
<span class="sd"> :param dict param: Request parameters of the engine. At least</span>
|
||
<span class="sd"> a ``searxng_locale`` key should be in the dictionary.</span>
|
||
|
||
<span class="sd"> :param eng_traits: Engine's traits fetched from google preferences</span>
|
||
<span class="sd"> (:py:obj:`searx.enginelib.traits.EngineTraits`)</span>
|
||
|
||
<span class="sd"> :rtype: dict</span>
|
||
<span class="sd"> :returns:</span>
|
||
<span class="sd"> Py-Dictionary with the key/value pairs:</span>
|
||
|
||
<span class="sd"> language:</span>
|
||
<span class="sd"> The language code that is used by google (e.g. ``lang_en`` or</span>
|
||
<span class="sd"> ``lang_zh-TW``)</span>
|
||
|
||
<span class="sd"> country:</span>
|
||
<span class="sd"> The country code that is used by google (e.g. ``US`` or ``TW``)</span>
|
||
|
||
<span class="sd"> locale:</span>
|
||
<span class="sd"> A instance of :py:obj:`babel.core.Locale` build from the</span>
|
||
<span class="sd"> ``searxng_locale`` value.</span>
|
||
|
||
<span class="sd"> subdomain:</span>
|
||
<span class="sd"> Google subdomain :py:obj:`google_domains` that fits to the country</span>
|
||
<span class="sd"> code.</span>
|
||
|
||
<span class="sd"> params:</span>
|
||
<span class="sd"> Py-Dictionary with additional request arguments (can be passed to</span>
|
||
<span class="sd"> :py:func:`urllib.parse.urlencode`).</span>
|
||
|
||
<span class="sd"> - ``hl`` parameter: specifies the interface language of user interface.</span>
|
||
<span class="sd"> - ``lr`` parameter: restricts search results to documents written in</span>
|
||
<span class="sd"> a particular language.</span>
|
||
<span class="sd"> - ``cr`` parameter: restricts search results to documents</span>
|
||
<span class="sd"> originating in a particular country.</span>
|
||
<span class="sd"> - ``ie`` parameter: sets the character encoding scheme that should</span>
|
||
<span class="sd"> be used to interpret the query string ('utf8').</span>
|
||
<span class="sd"> - ``oe`` parameter: sets the character encoding scheme that should</span>
|
||
<span class="sd"> be used to decode the XML result ('utf8').</span>
|
||
|
||
<span class="sd"> headers:</span>
|
||
<span class="sd"> Py-Dictionary with additional HTTP headers (can be passed to</span>
|
||
<span class="sd"> request's headers)</span>
|
||
|
||
<span class="sd"> - ``Accept: '*/*``</span>
|
||
|
||
<span class="sd"> """</span>
|
||
|
||
<span class="n">ret_val</span><span class="p">:</span> <span class="nb">dict</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">t</span><span class="o">.</span><span class="n">Any</span><span class="p">]</span> <span class="o">=</span> <span class="p">{</span>
|
||
<span class="s2">"language"</span><span class="p">:</span> <span class="kc">None</span><span class="p">,</span>
|
||
<span class="s2">"country"</span><span class="p">:</span> <span class="kc">None</span><span class="p">,</span>
|
||
<span class="s2">"subdomain"</span><span class="p">:</span> <span class="kc">None</span><span class="p">,</span>
|
||
<span class="s2">"params"</span><span class="p">:</span> <span class="p">{},</span>
|
||
<span class="s2">"headers"</span><span class="p">:</span> <span class="p">{},</span>
|
||
<span class="s2">"cookies"</span><span class="p">:</span> <span class="p">{},</span>
|
||
<span class="s2">"locale"</span><span class="p">:</span> <span class="kc">None</span><span class="p">,</span>
|
||
<span class="p">}</span>
|
||
|
||
<span class="n">sxng_locale</span> <span class="o">=</span> <span class="n">params</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"searxng_locale"</span><span class="p">,</span> <span class="s2">"all"</span><span class="p">)</span>
|
||
<span class="k">try</span><span class="p">:</span>
|
||
<span class="n">locale</span> <span class="o">=</span> <span class="n">babel</span><span class="o">.</span><span class="n">Locale</span><span class="o">.</span><span class="n">parse</span><span class="p">(</span><span class="n">sxng_locale</span><span class="p">,</span> <span class="n">sep</span><span class="o">=</span><span class="s2">"-"</span><span class="p">)</span>
|
||
<span class="k">except</span> <span class="n">babel</span><span class="o">.</span><span class="n">core</span><span class="o">.</span><span class="n">UnknownLocaleError</span><span class="p">:</span>
|
||
<span class="n">locale</span> <span class="o">=</span> <span class="kc">None</span>
|
||
|
||
<span class="n">eng_lang</span> <span class="o">=</span> <span class="n">eng_traits</span><span class="o">.</span><span class="n">get_language</span><span class="p">(</span><span class="n">sxng_locale</span><span class="p">,</span> <span class="s2">"lang_en"</span><span class="p">)</span>
|
||
<span class="n">lang_code</span> <span class="o">=</span> <span class="n">eng_lang</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s2">"_"</span><span class="p">)[</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span> <span class="c1"># lang_zh-TW --> zh-TW / lang_en --> en</span>
|
||
<span class="n">country</span> <span class="o">=</span> <span class="n">eng_traits</span><span class="o">.</span><span class="n">get_region</span><span class="p">(</span><span class="n">sxng_locale</span><span class="p">,</span> <span class="n">eng_traits</span><span class="o">.</span><span class="n">all_locale</span><span class="p">)</span>
|
||
|
||
<span class="c1"># Test zh_hans & zh_hant --> in the topmost links in the result list of list</span>
|
||
<span class="c1"># TW and HK you should a find wiktionary.org zh_hant link. In the result</span>
|
||
<span class="c1"># list of zh-CN should not be no hant link instead you should find</span>
|
||
<span class="c1"># zh.m.wikipedia.org/zh somewhere in the top.</span>
|
||
|
||
<span class="c1"># '!go 日 :zh-TW' --> https://zh.m.wiktionary.org/zh-hant/%E6%97%A5</span>
|
||
<span class="c1"># '!go 日 :zh-CN' --> https://zh.m.wikipedia.org/zh/%E6%97%A5</span>
|
||
|
||
<span class="n">ret_val</span><span class="p">[</span><span class="s2">"language"</span><span class="p">]</span> <span class="o">=</span> <span class="n">eng_lang</span>
|
||
<span class="n">ret_val</span><span class="p">[</span><span class="s2">"country"</span><span class="p">]</span> <span class="o">=</span> <span class="n">country</span>
|
||
<span class="n">ret_val</span><span class="p">[</span><span class="s2">"locale"</span><span class="p">]</span> <span class="o">=</span> <span class="n">locale</span>
|
||
<span class="n">ret_val</span><span class="p">[</span><span class="s2">"subdomain"</span><span class="p">]</span> <span class="o">=</span> <span class="n">eng_traits</span><span class="o">.</span><span class="n">custom</span><span class="p">[</span><span class="s2">"supported_domains"</span><span class="p">]</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">country</span><span class="o">.</span><span class="n">upper</span><span class="p">(),</span> <span class="s2">"www.google.com"</span><span class="p">)</span>
|
||
|
||
<span class="c1"># hl parameter:</span>
|
||
<span class="c1"># The hl parameter specifies the interface language (host language) of</span>
|
||
<span class="c1"># your user interface. To improve the performance and the quality of your</span>
|
||
<span class="c1"># search results, you are strongly encouraged to set this parameter</span>
|
||
<span class="c1"># explicitly.</span>
|
||
<span class="c1"># https://developers.google.com/custom-search/docs/xml_results#hlsp</span>
|
||
<span class="c1"># The Interface Language:</span>
|
||
<span class="c1"># https://developers.google.com/custom-search/docs/xml_results_appendices#interfaceLanguages</span>
|
||
|
||
<span class="c1"># https://github.com/searxng/searxng/issues/2515#issuecomment-1607150817</span>
|
||
<span class="n">ret_val</span><span class="p">[</span><span class="s2">"params"</span><span class="p">][</span><span class="s2">"hl"</span><span class="p">]</span> <span class="o">=</span> <span class="sa">f</span><span class="s2">"</span><span class="si">{</span><span class="n">lang_code</span><span class="si">}</span><span class="s2">-</span><span class="si">{</span><span class="n">country</span><span class="si">}</span><span class="s2">"</span>
|
||
|
||
<span class="c1"># lr parameter:</span>
|
||
<span class="c1"># The lr (language restrict) parameter restricts search results to</span>
|
||
<span class="c1"># documents written in a particular language.</span>
|
||
<span class="c1"># https://developers.google.com/custom-search/docs/xml_results#lrsp</span>
|
||
<span class="c1"># Language Collection Values:</span>
|
||
<span class="c1"># https://developers.google.com/custom-search/docs/xml_results_appendices#languageCollections</span>
|
||
<span class="c1">#</span>
|
||
<span class="c1"># To select 'all' languages an empty 'lr' value is used.</span>
|
||
<span class="c1">#</span>
|
||
<span class="c1"># Different to other google services, Google Scholar supports to select more</span>
|
||
<span class="c1"># than one language. The languages are separated by a pipe '|' (logical OR).</span>
|
||
<span class="c1"># By example: &lr=lang_zh-TW%7Clang_de selects articles written in</span>
|
||
<span class="c1"># traditional chinese OR german language.</span>
|
||
|
||
<span class="n">ret_val</span><span class="p">[</span><span class="s2">"params"</span><span class="p">][</span><span class="s2">"lr"</span><span class="p">]</span> <span class="o">=</span> <span class="n">eng_lang</span>
|
||
<span class="k">if</span> <span class="n">sxng_locale</span> <span class="o">==</span> <span class="s2">"all"</span><span class="p">:</span>
|
||
<span class="n">ret_val</span><span class="p">[</span><span class="s2">"params"</span><span class="p">][</span><span class="s2">"lr"</span><span class="p">]</span> <span class="o">=</span> <span class="s2">""</span>
|
||
|
||
<span class="c1"># cr parameter:</span>
|
||
<span class="c1"># The cr parameter restricts search results to documents originating in a</span>
|
||
<span class="c1"># particular country.</span>
|
||
<span class="c1"># https://developers.google.com/custom-search/docs/xml_results#crsp</span>
|
||
|
||
<span class="c1"># specify a region (country) only if a region is given in the selected</span>
|
||
<span class="c1"># locale --> https://github.com/searxng/searxng/issues/2672</span>
|
||
<span class="n">ret_val</span><span class="p">[</span><span class="s2">"params"</span><span class="p">][</span><span class="s2">"cr"</span><span class="p">]</span> <span class="o">=</span> <span class="s2">""</span>
|
||
<span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">sxng_locale</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s2">"-"</span><span class="p">))</span> <span class="o">></span> <span class="mi">1</span><span class="p">:</span>
|
||
<span class="n">ret_val</span><span class="p">[</span><span class="s2">"params"</span><span class="p">][</span><span class="s2">"cr"</span><span class="p">]</span> <span class="o">=</span> <span class="s2">"country"</span> <span class="o">+</span> <span class="n">country</span>
|
||
|
||
<span class="c1"># gl parameter: (mandatory by Google News)</span>
|
||
<span class="c1"># The gl parameter value is a two-letter country code. For WebSearch</span>
|
||
<span class="c1"># results, the gl parameter boosts search results whose country of origin</span>
|
||
<span class="c1"># matches the parameter value. See the Country Codes section for a list of</span>
|
||
<span class="c1"># valid values.</span>
|
||
<span class="c1"># Specifying a gl parameter value in WebSearch requests should improve the</span>
|
||
<span class="c1"># relevance of results. This is particularly true for international</span>
|
||
<span class="c1"># customers and, even more specifically, for customers in English-speaking</span>
|
||
<span class="c1"># countries other than the United States.</span>
|
||
<span class="c1"># https://developers.google.com/custom-search/docs/xml_results#glsp</span>
|
||
|
||
<span class="c1"># https://github.com/searxng/searxng/issues/2515#issuecomment-1606294635</span>
|
||
<span class="c1"># ret_val['params']['gl'] = country</span>
|
||
|
||
<span class="c1"># ie parameter:</span>
|
||
<span class="c1"># The ie parameter sets the character encoding scheme that should be used</span>
|
||
<span class="c1"># to interpret the query string. The default ie value is latin1.</span>
|
||
<span class="c1"># https://developers.google.com/custom-search/docs/xml_results#iesp</span>
|
||
|
||
<span class="n">ret_val</span><span class="p">[</span><span class="s2">"params"</span><span class="p">][</span><span class="s2">"ie"</span><span class="p">]</span> <span class="o">=</span> <span class="s2">"utf8"</span>
|
||
|
||
<span class="c1"># oe parameter:</span>
|
||
<span class="c1"># The oe parameter sets the character encoding scheme that should be used</span>
|
||
<span class="c1"># to decode the XML result. The default oe value is latin1.</span>
|
||
<span class="c1"># https://developers.google.com/custom-search/docs/xml_results#oesp</span>
|
||
|
||
<span class="n">ret_val</span><span class="p">[</span><span class="s2">"params"</span><span class="p">][</span><span class="s2">"oe"</span><span class="p">]</span> <span class="o">=</span> <span class="s2">"utf8"</span>
|
||
|
||
<span class="c1"># num parameter:</span>
|
||
<span class="c1"># The num parameter identifies the number of search results to return.</span>
|
||
<span class="c1"># The default num value is 10, and the maximum value is 20. If you request</span>
|
||
<span class="c1"># more than 20 results, only 20 results will be returned.</span>
|
||
<span class="c1"># https://developers.google.com/custom-search/docs/xml_results#numsp</span>
|
||
|
||
<span class="c1"># HINT: seems to have no effect (tested in google WEB & Images)</span>
|
||
<span class="c1"># ret_val['params']['num'] = 20</span>
|
||
|
||
<span class="c1"># HTTP headers</span>
|
||
|
||
<span class="n">ret_val</span><span class="p">[</span><span class="s2">"headers"</span><span class="p">][</span><span class="s2">"Accept"</span><span class="p">]</span> <span class="o">=</span> <span class="s2">"*/*"</span>
|
||
<span class="n">ret_val</span><span class="p">[</span><span class="s2">"headers"</span><span class="p">][</span><span class="s2">"User-Agent"</span><span class="p">]</span> <span class="o">=</span> <span class="n">gen_gsa_useragent</span><span class="p">()</span>
|
||
|
||
<span class="c1"># Cookies</span>
|
||
|
||
<span class="c1"># - https://github.com/searxng/searxng/pull/1679#issuecomment-1235432746</span>
|
||
<span class="c1"># - https://github.com/searxng/searxng/issues/1555</span>
|
||
<span class="n">ret_val</span><span class="p">[</span><span class="s2">"cookies"</span><span class="p">][</span><span class="s2">"CONSENT"</span><span class="p">]</span> <span class="o">=</span> <span class="s2">"YES+"</span>
|
||
|
||
<span class="k">return</span> <span class="n">ret_val</span></div>
|
||
|
||
|
||
|
||
<span class="k">def</span><span class="w"> </span><span class="nf">detect_google_sorry</span><span class="p">(</span><span class="n">resp</span><span class="p">):</span>
|
||
<span class="k">if</span> <span class="n">resp</span><span class="o">.</span><span class="n">url</span><span class="o">.</span><span class="n">host</span> <span class="o">==</span> <span class="s2">"sorry.google.com"</span> <span class="ow">or</span> <span class="n">resp</span><span class="o">.</span><span class="n">url</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">startswith</span><span class="p">(</span><span class="s2">"/sorry"</span><span class="p">):</span>
|
||
<span class="k">raise</span> <span class="n">SearxEngineCaptchaException</span><span class="p">()</span>
|
||
|
||
|
||
<div class="viewcode-block" id="request">
|
||
<a class="viewcode-back" href="../../../dev/engines/online/google.html#searx.engines.google.request">[docs]</a>
|
||
<span class="k">def</span><span class="w"> </span><span class="nf">request</span><span class="p">(</span><span class="n">query</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">params</span><span class="p">:</span> <span class="s2">"OnlineParams"</span><span class="p">)</span> <span class="o">-></span> <span class="kc">None</span><span class="p">:</span>
|
||
<span class="w"> </span><span class="sd">"""Google search request"""</span>
|
||
<span class="c1"># pylint: disable=line-too-long</span>
|
||
<span class="n">start</span> <span class="o">=</span> <span class="p">(</span><span class="n">params</span><span class="p">[</span><span class="s2">"pageno"</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span> <span class="o">*</span> <span class="mi">10</span>
|
||
<span class="n">google_info</span> <span class="o">=</span> <span class="n">get_google_info</span><span class="p">(</span><span class="n">params</span><span class="p">,</span> <span class="n">traits</span><span class="p">)</span>
|
||
|
||
<span class="c1"># https://www.google.de/search?q=corona&hl=de&lr=lang_de&start=0&tbs=qdr%3Ad&safe=medium</span>
|
||
<span class="n">query_url</span> <span class="o">=</span> <span class="p">(</span>
|
||
<span class="s2">"https://"</span>
|
||
<span class="o">+</span> <span class="n">google_info</span><span class="p">[</span><span class="s2">"subdomain"</span><span class="p">]</span>
|
||
<span class="o">+</span> <span class="s2">"/search"</span>
|
||
<span class="o">+</span> <span class="s2">"?"</span>
|
||
<span class="o">+</span> <span class="n">urlencode</span><span class="p">(</span>
|
||
<span class="p">{</span>
|
||
<span class="s2">"q"</span><span class="p">:</span> <span class="n">query</span><span class="p">,</span>
|
||
<span class="o">**</span><span class="n">google_info</span><span class="p">[</span><span class="s2">"params"</span><span class="p">],</span>
|
||
<span class="s2">"filter"</span><span class="p">:</span> <span class="s2">"0"</span><span class="p">,</span>
|
||
<span class="s2">"start"</span><span class="p">:</span> <span class="n">start</span><span class="p">,</span>
|
||
<span class="c1"># 'vet': '12ahUKEwik3ZbIzfn7AhXMX_EDHbUDBh0QxK8CegQIARAC..i',</span>
|
||
<span class="c1"># 'ved': '2ahUKEwik3ZbIzfn7AhXMX_EDHbUDBh0Q_skCegQIARAG',</span>
|
||
<span class="c1"># 'cs' : 1,</span>
|
||
<span class="c1"># 'sa': 'N',</span>
|
||
<span class="c1"># 'yv': 3,</span>
|
||
<span class="c1"># 'prmd': 'vin',</span>
|
||
<span class="c1"># 'ei': 'GASaY6TxOcy_xc8PtYeY6AE',</span>
|
||
<span class="c1"># 'sa': 'N',</span>
|
||
<span class="c1"># 'sstk': 'AcOHfVkD7sWCSAheZi-0tx_09XDO55gTWY0JNq3_V26cNN-c8lfD45aZYPI8s_Bqp8s57AHz5pxchDtAGCA_cikAWSjy9kw3kgg'</span>
|
||
<span class="c1"># formally known as use_mobile_ui</span>
|
||
<span class="c1"># "asearch": "arc",</span>
|
||
<span class="c1"># "async": str_async,</span>
|
||
<span class="p">}</span>
|
||
<span class="p">)</span>
|
||
<span class="p">)</span>
|
||
|
||
<span class="k">if</span> <span class="n">params</span><span class="p">[</span><span class="s2">"time_range"</span><span class="p">]</span> <span class="ow">in</span> <span class="n">time_range_dict</span><span class="p">:</span>
|
||
<span class="n">query_url</span> <span class="o">+=</span> <span class="s2">"&"</span> <span class="o">+</span> <span class="n">urlencode</span><span class="p">({</span><span class="s2">"tbs"</span><span class="p">:</span> <span class="s2">"qdr:"</span> <span class="o">+</span> <span class="n">time_range_dict</span><span class="p">[</span><span class="n">params</span><span class="p">[</span><span class="s2">"time_range"</span><span class="p">]]})</span>
|
||
<span class="k">if</span> <span class="n">params</span><span class="p">[</span><span class="s2">"safesearch"</span><span class="p">]:</span>
|
||
<span class="n">query_url</span> <span class="o">+=</span> <span class="s2">"&"</span> <span class="o">+</span> <span class="n">urlencode</span><span class="p">({</span><span class="s2">"safe"</span><span class="p">:</span> <span class="n">filter_mapping</span><span class="p">[</span><span class="n">params</span><span class="p">[</span><span class="s2">"safesearch"</span><span class="p">]]})</span>
|
||
<span class="n">params</span><span class="p">[</span><span class="s2">"url"</span><span class="p">]</span> <span class="o">=</span> <span class="n">query_url</span>
|
||
|
||
<span class="n">params</span><span class="p">[</span><span class="s2">"cookies"</span><span class="p">]</span> <span class="o">=</span> <span class="n">google_info</span><span class="p">[</span><span class="s2">"cookies"</span><span class="p">]</span>
|
||
<span class="n">params</span><span class="p">[</span><span class="s2">"headers"</span><span class="p">]</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="n">google_info</span><span class="p">[</span><span class="s2">"headers"</span><span class="p">])</span></div>
|
||
|
||
|
||
|
||
<span class="c1"># regex match to get image map that is found inside the returned javascript:</span>
|
||
<span class="c1"># (function(){var s='...';var i=['...'] ...}</span>
|
||
<span class="n">RE_DATA_IMAGE</span> <span class="o">=</span> <span class="n">re</span><span class="o">.</span><span class="n">compile</span><span class="p">(</span><span class="sa">r</span><span class="s2">"(data:image[^']*?)'[^']*?'((?:dimg|pimg|tsuid)[^']*)"</span><span class="p">)</span>
|
||
|
||
|
||
<span class="k">def</span><span class="w"> </span><span class="nf">parse_url_images</span><span class="p">(</span><span class="n">text</span><span class="p">:</span> <span class="nb">str</span><span class="p">):</span>
|
||
<span class="n">data_image_map</span> <span class="o">=</span> <span class="p">{}</span>
|
||
|
||
<span class="k">for</span> <span class="n">image_url</span><span class="p">,</span> <span class="n">img_id</span> <span class="ow">in</span> <span class="n">RE_DATA_IMAGE</span><span class="o">.</span><span class="n">findall</span><span class="p">(</span><span class="n">text</span><span class="p">):</span>
|
||
<span class="n">data_image_map</span><span class="p">[</span><span class="n">img_id</span><span class="p">]</span> <span class="o">=</span> <span class="n">image_url</span><span class="o">.</span><span class="n">encode</span><span class="p">(</span><span class="s1">'utf-8'</span><span class="p">)</span><span class="o">.</span><span class="n">decode</span><span class="p">(</span><span class="s2">"unicode-escape"</span><span class="p">)</span>
|
||
<span class="n">logger</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s2">"data:image objects --> </span><span class="si">%s</span><span class="s2">"</span><span class="p">,</span> <span class="nb">list</span><span class="p">(</span><span class="n">data_image_map</span><span class="o">.</span><span class="n">keys</span><span class="p">()))</span>
|
||
<span class="k">return</span> <span class="n">data_image_map</span>
|
||
|
||
|
||
<div class="viewcode-block" id="response">
|
||
<a class="viewcode-back" href="../../../dev/engines/online/google.html#searx.engines.google.response">[docs]</a>
|
||
<span class="k">def</span><span class="w"> </span><span class="nf">response</span><span class="p">(</span><span class="n">resp</span><span class="p">:</span> <span class="s2">"SXNG_Response"</span><span class="p">):</span>
|
||
<span class="w"> </span><span class="sd">"""Get response from google's search request"""</span>
|
||
<span class="c1"># pylint: disable=too-many-branches, too-many-statements</span>
|
||
<span class="n">detect_google_sorry</span><span class="p">(</span><span class="n">resp</span><span class="p">)</span>
|
||
<span class="n">data_image_map</span> <span class="o">=</span> <span class="n">parse_url_images</span><span class="p">(</span><span class="n">resp</span><span class="o">.</span><span class="n">text</span><span class="p">)</span>
|
||
|
||
<span class="n">results</span> <span class="o">=</span> <span class="n">EngineResults</span><span class="p">()</span>
|
||
|
||
<span class="c1"># convert the text to dom</span>
|
||
<span class="n">dom</span> <span class="o">=</span> <span class="n">html</span><span class="o">.</span><span class="n">fromstring</span><span class="p">(</span><span class="n">resp</span><span class="o">.</span><span class="n">text</span><span class="p">)</span>
|
||
|
||
<span class="c1"># parse results</span>
|
||
<span class="k">for</span> <span class="n">result</span> <span class="ow">in</span> <span class="n">eval_xpath_list</span><span class="p">(</span><span class="n">dom</span><span class="p">,</span> <span class="s1">'//a[@data-ved and not(@class)]'</span><span class="p">):</span>
|
||
<span class="c1"># pylint: disable=too-many-nested-blocks</span>
|
||
|
||
<span class="k">try</span><span class="p">:</span>
|
||
<span class="n">title_tag</span> <span class="o">=</span> <span class="n">eval_xpath_getindex</span><span class="p">(</span><span class="n">result</span><span class="p">,</span> <span class="s1">'.//div[@style]'</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">)</span>
|
||
<span class="k">if</span> <span class="n">title_tag</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
|
||
<span class="c1"># this not one of the common google results *section*</span>
|
||
<span class="n">logger</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s2">"ignoring item from the result_xpath list: missing title"</span><span class="p">)</span>
|
||
<span class="k">continue</span>
|
||
<span class="n">title</span> <span class="o">=</span> <span class="n">extract_text</span><span class="p">(</span><span class="n">title_tag</span><span class="p">)</span>
|
||
|
||
<span class="n">raw_url</span> <span class="o">=</span> <span class="n">result</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"href"</span><span class="p">)</span>
|
||
<span class="k">if</span> <span class="n">raw_url</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
|
||
<span class="n">logger</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span>
|
||
<span class="s1">'ignoring item from the result_xpath list: missing url of title "</span><span class="si">%s</span><span class="s1">"'</span><span class="p">,</span>
|
||
<span class="n">title</span><span class="p">,</span>
|
||
<span class="p">)</span>
|
||
<span class="k">continue</span>
|
||
|
||
<span class="k">if</span> <span class="n">raw_url</span><span class="o">.</span><span class="n">startswith</span><span class="p">(</span><span class="s1">'/url?q='</span><span class="p">):</span>
|
||
<span class="n">url</span> <span class="o">=</span> <span class="n">unquote</span><span class="p">(</span><span class="n">raw_url</span><span class="p">[</span><span class="mi">7</span><span class="p">:]</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s2">"&sa=U"</span><span class="p">)[</span><span class="mi">0</span><span class="p">])</span> <span class="c1"># remove the google redirector</span>
|
||
<span class="k">else</span><span class="p">:</span>
|
||
<span class="n">url</span> <span class="o">=</span> <span class="n">raw_url</span>
|
||
|
||
<span class="n">content_nodes</span> <span class="o">=</span> <span class="n">eval_xpath</span><span class="p">(</span><span class="n">result</span><span class="p">,</span> <span class="s1">'../..//div[contains(@class, "ilUpNd H66NU aSRlid")]'</span><span class="p">)</span>
|
||
<span class="k">for</span> <span class="n">item</span> <span class="ow">in</span> <span class="n">content_nodes</span><span class="p">:</span>
|
||
<span class="k">for</span> <span class="n">script</span> <span class="ow">in</span> <span class="n">item</span><span class="o">.</span><span class="n">xpath</span><span class="p">(</span><span class="s2">".//script"</span><span class="p">):</span>
|
||
<span class="n">script</span><span class="o">.</span><span class="n">getparent</span><span class="p">()</span><span class="o">.</span><span class="n">remove</span><span class="p">(</span><span class="n">script</span><span class="p">)</span>
|
||
|
||
<span class="n">content</span> <span class="o">=</span> <span class="n">extract_text</span><span class="p">(</span><span class="n">content_nodes</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span>
|
||
|
||
<span class="c1"># Images that are NOT the favicon</span>
|
||
<span class="n">xpath_image</span> <span class="o">=</span> <span class="n">eval_xpath_getindex</span><span class="p">(</span><span class="n">result</span><span class="p">,</span> <span class="s1">'.//img'</span><span class="p">,</span> <span class="n">index</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> <span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">)</span>
|
||
|
||
<span class="n">thumbnail</span> <span class="o">=</span> <span class="kc">None</span>
|
||
<span class="k">if</span> <span class="n">xpath_image</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
|
||
<span class="n">thumbnail</span> <span class="o">=</span> <span class="n">xpath_image</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"src"</span><span class="p">)</span>
|
||
<span class="k">if</span> <span class="n">thumbnail</span><span class="o">.</span><span class="n">startswith</span><span class="p">(</span><span class="s2">"data:image"</span><span class="p">):</span>
|
||
<span class="n">img_id</span> <span class="o">=</span> <span class="n">xpath_image</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"id"</span><span class="p">)</span>
|
||
<span class="k">if</span> <span class="n">img_id</span><span class="p">:</span>
|
||
<span class="n">thumbnail</span> <span class="o">=</span> <span class="n">data_image_map</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">img_id</span><span class="p">)</span>
|
||
|
||
<span class="n">results</span><span class="o">.</span><span class="n">append</span><span class="p">({</span><span class="s2">"url"</span><span class="p">:</span> <span class="n">url</span><span class="p">,</span> <span class="s2">"title"</span><span class="p">:</span> <span class="n">title</span><span class="p">,</span> <span class="s2">"content"</span><span class="p">:</span> <span class="n">content</span> <span class="ow">or</span> <span class="s1">''</span><span class="p">,</span> <span class="s2">"thumbnail"</span><span class="p">:</span> <span class="n">thumbnail</span><span class="p">})</span>
|
||
|
||
<span class="k">except</span> <span class="ne">Exception</span> <span class="k">as</span> <span class="n">e</span><span class="p">:</span> <span class="c1"># pylint: disable=broad-except</span>
|
||
<span class="n">logger</span><span class="o">.</span><span class="n">error</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">exc_info</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
|
||
<span class="k">continue</span>
|
||
|
||
<span class="c1"># parse suggestion</span>
|
||
<span class="k">for</span> <span class="n">suggestion</span> <span class="ow">in</span> <span class="n">eval_xpath_list</span><span class="p">(</span><span class="n">dom</span><span class="p">,</span> <span class="n">suggestion_xpath</span><span class="p">):</span>
|
||
<span class="c1"># append suggestion</span>
|
||
<span class="n">results</span><span class="o">.</span><span class="n">append</span><span class="p">({</span><span class="s2">"suggestion"</span><span class="p">:</span> <span class="n">extract_text</span><span class="p">(</span><span class="n">suggestion</span><span class="p">)})</span>
|
||
|
||
<span class="c1"># return results</span>
|
||
<span class="k">return</span> <span class="n">results</span></div>
|
||
|
||
|
||
|
||
<span class="c1"># get supported languages from their site</span>
|
||
|
||
|
||
<span class="n">skip_countries</span> <span class="o">=</span> <span class="p">[</span>
|
||
<span class="c1"># official language of google-country not in google-languages</span>
|
||
<span class="s2">"AL"</span><span class="p">,</span> <span class="c1"># Albanien (sq)</span>
|
||
<span class="s2">"AZ"</span><span class="p">,</span> <span class="c1"># Aserbaidschan (az)</span>
|
||
<span class="s2">"BD"</span><span class="p">,</span> <span class="c1"># Bangladesch (bn)</span>
|
||
<span class="s2">"BN"</span><span class="p">,</span> <span class="c1"># Brunei Darussalam (ms)</span>
|
||
<span class="s2">"BT"</span><span class="p">,</span> <span class="c1"># Bhutan (dz)</span>
|
||
<span class="s2">"ET"</span><span class="p">,</span> <span class="c1"># Äthiopien (am)</span>
|
||
<span class="s2">"GE"</span><span class="p">,</span> <span class="c1"># Georgien (ka, os)</span>
|
||
<span class="s2">"GL"</span><span class="p">,</span> <span class="c1"># Grönland (kl)</span>
|
||
<span class="s2">"KH"</span><span class="p">,</span> <span class="c1"># Kambodscha (km)</span>
|
||
<span class="s2">"LA"</span><span class="p">,</span> <span class="c1"># Laos (lo)</span>
|
||
<span class="s2">"LK"</span><span class="p">,</span> <span class="c1"># Sri Lanka (si, ta)</span>
|
||
<span class="s2">"ME"</span><span class="p">,</span> <span class="c1"># Montenegro (sr)</span>
|
||
<span class="s2">"MK"</span><span class="p">,</span> <span class="c1"># Nordmazedonien (mk, sq)</span>
|
||
<span class="s2">"MM"</span><span class="p">,</span> <span class="c1"># Myanmar (my)</span>
|
||
<span class="s2">"MN"</span><span class="p">,</span> <span class="c1"># Mongolei (mn)</span>
|
||
<span class="s2">"MV"</span><span class="p">,</span> <span class="c1"># Malediven (dv) // dv_MV is unknown by babel</span>
|
||
<span class="s2">"MY"</span><span class="p">,</span> <span class="c1"># Malaysia (ms)</span>
|
||
<span class="s2">"NP"</span><span class="p">,</span> <span class="c1"># Nepal (ne)</span>
|
||
<span class="s2">"TJ"</span><span class="p">,</span> <span class="c1"># Tadschikistan (tg)</span>
|
||
<span class="s2">"TM"</span><span class="p">,</span> <span class="c1"># Turkmenistan (tk)</span>
|
||
<span class="s2">"UZ"</span><span class="p">,</span> <span class="c1"># Usbekistan (uz)</span>
|
||
<span class="p">]</span>
|
||
|
||
|
||
<div class="viewcode-block" id="fetch_traits">
|
||
<a class="viewcode-back" href="../../../dev/engines/online/google.html#searx.engines.google.fetch_traits">[docs]</a>
|
||
<span class="k">def</span><span class="w"> </span><span class="nf">fetch_traits</span><span class="p">(</span><span class="n">engine_traits</span><span class="p">:</span> <span class="n">EngineTraits</span><span class="p">,</span> <span class="n">add_domains</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="kc">True</span><span class="p">):</span>
|
||
<span class="w"> </span><span class="sd">"""Fetch languages from Google."""</span>
|
||
<span class="c1"># pylint: disable=import-outside-toplevel, too-many-branches</span>
|
||
|
||
<span class="kn">from</span><span class="w"> </span><span class="nn">searx.network</span><span class="w"> </span><span class="kn">import</span> <span class="n">get</span> <span class="c1"># see https://github.com/searxng/searxng/issues/762</span>
|
||
|
||
<span class="n">engine_traits</span><span class="o">.</span><span class="n">custom</span><span class="p">[</span><span class="s2">"supported_domains"</span><span class="p">]</span> <span class="o">=</span> <span class="p">{}</span>
|
||
|
||
<span class="n">resp</span> <span class="o">=</span> <span class="n">get</span><span class="p">(</span><span class="s2">"https://www.google.com/preferences"</span><span class="p">,</span> <span class="n">timeout</span><span class="o">=</span><span class="mi">5</span><span class="p">)</span>
|
||
<span class="k">if</span> <span class="ow">not</span> <span class="n">resp</span><span class="o">.</span><span class="n">ok</span><span class="p">:</span>
|
||
<span class="k">raise</span> <span class="ne">RuntimeError</span><span class="p">(</span><span class="s2">"Response from Google preferences is not OK."</span><span class="p">)</span>
|
||
|
||
<span class="n">dom</span> <span class="o">=</span> <span class="n">html</span><span class="o">.</span><span class="n">fromstring</span><span class="p">(</span><span class="n">resp</span><span class="o">.</span><span class="n">text</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s1">'<?xml version="1.0" encoding="UTF-8"?>'</span><span class="p">,</span> <span class="s2">""</span><span class="p">))</span>
|
||
|
||
<span class="c1"># supported language codes</span>
|
||
|
||
<span class="n">lang_map</span> <span class="o">=</span> <span class="p">{</span><span class="s2">"no"</span><span class="p">:</span> <span class="s2">"nb"</span><span class="p">}</span>
|
||
<span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="n">eval_xpath_list</span><span class="p">(</span><span class="n">dom</span><span class="p">,</span> <span class="s2">"//select[@name='hl']/option"</span><span class="p">):</span>
|
||
<span class="n">eng_lang</span> <span class="o">=</span> <span class="n">x</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"value"</span><span class="p">)</span>
|
||
<span class="k">try</span><span class="p">:</span>
|
||
<span class="n">locale</span> <span class="o">=</span> <span class="n">babel</span><span class="o">.</span><span class="n">Locale</span><span class="o">.</span><span class="n">parse</span><span class="p">(</span><span class="n">lang_map</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">eng_lang</span><span class="p">,</span> <span class="n">eng_lang</span><span class="p">),</span> <span class="n">sep</span><span class="o">=</span><span class="s2">"-"</span><span class="p">)</span>
|
||
<span class="k">except</span> <span class="n">babel</span><span class="o">.</span><span class="n">UnknownLocaleError</span><span class="p">:</span>
|
||
<span class="nb">print</span><span class="p">(</span><span class="s2">"INFO: google UI language </span><span class="si">%s</span><span class="s2"> (</span><span class="si">%s</span><span class="s2">) is unknown by babel"</span> <span class="o">%</span> <span class="p">(</span><span class="n">eng_lang</span><span class="p">,</span> <span class="n">x</span><span class="o">.</span><span class="n">text</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s2">"("</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span><span class="o">.</span><span class="n">strip</span><span class="p">()))</span>
|
||
<span class="k">continue</span>
|
||
<span class="n">sxng_lang</span> <span class="o">=</span> <span class="n">language_tag</span><span class="p">(</span><span class="n">locale</span><span class="p">)</span>
|
||
|
||
<span class="n">conflict</span> <span class="o">=</span> <span class="n">engine_traits</span><span class="o">.</span><span class="n">languages</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">sxng_lang</span><span class="p">)</span>
|
||
<span class="k">if</span> <span class="n">conflict</span><span class="p">:</span>
|
||
<span class="k">if</span> <span class="n">conflict</span> <span class="o">!=</span> <span class="n">eng_lang</span><span class="p">:</span>
|
||
<span class="nb">print</span><span class="p">(</span><span class="s2">"CONFLICT: babel </span><span class="si">%s</span><span class="s2"> --> </span><span class="si">%s</span><span class="s2">, </span><span class="si">%s</span><span class="s2">"</span> <span class="o">%</span> <span class="p">(</span><span class="n">sxng_lang</span><span class="p">,</span> <span class="n">conflict</span><span class="p">,</span> <span class="n">eng_lang</span><span class="p">))</span>
|
||
<span class="k">continue</span>
|
||
<span class="n">engine_traits</span><span class="o">.</span><span class="n">languages</span><span class="p">[</span><span class="n">sxng_lang</span><span class="p">]</span> <span class="o">=</span> <span class="s2">"lang_"</span> <span class="o">+</span> <span class="n">eng_lang</span>
|
||
|
||
<span class="c1"># alias languages</span>
|
||
<span class="n">engine_traits</span><span class="o">.</span><span class="n">languages</span><span class="p">[</span><span class="s2">"zh"</span><span class="p">]</span> <span class="o">=</span> <span class="s2">"lang_zh-CN"</span>
|
||
|
||
<span class="c1"># supported region codes</span>
|
||
|
||
<span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="n">eval_xpath_list</span><span class="p">(</span><span class="n">dom</span><span class="p">,</span> <span class="s2">"//select[@name='gl']/option"</span><span class="p">):</span>
|
||
<span class="n">eng_country</span> <span class="o">=</span> <span class="n">x</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"value"</span><span class="p">)</span>
|
||
|
||
<span class="k">if</span> <span class="n">eng_country</span> <span class="ow">in</span> <span class="n">skip_countries</span><span class="p">:</span>
|
||
<span class="k">continue</span>
|
||
<span class="k">if</span> <span class="n">eng_country</span> <span class="o">==</span> <span class="s2">"ZZ"</span><span class="p">:</span>
|
||
<span class="n">engine_traits</span><span class="o">.</span><span class="n">all_locale</span> <span class="o">=</span> <span class="s2">"ZZ"</span>
|
||
<span class="k">continue</span>
|
||
|
||
<span class="n">sxng_locales</span> <span class="o">=</span> <span class="n">get_official_locales</span><span class="p">(</span><span class="n">eng_country</span><span class="p">,</span> <span class="n">engine_traits</span><span class="o">.</span><span class="n">languages</span><span class="o">.</span><span class="n">keys</span><span class="p">(),</span> <span class="n">regional</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
|
||
|
||
<span class="k">if</span> <span class="ow">not</span> <span class="n">sxng_locales</span><span class="p">:</span>
|
||
<span class="nb">print</span><span class="p">(</span><span class="s2">"ERROR: can't map from google country </span><span class="si">%s</span><span class="s2"> (</span><span class="si">%s</span><span class="s2">) to a babel region."</span> <span class="o">%</span> <span class="p">(</span><span class="n">x</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"data-name"</span><span class="p">),</span> <span class="n">eng_country</span><span class="p">))</span>
|
||
<span class="k">continue</span>
|
||
|
||
<span class="k">for</span> <span class="n">sxng_locale</span> <span class="ow">in</span> <span class="n">sxng_locales</span><span class="p">:</span>
|
||
<span class="n">engine_traits</span><span class="o">.</span><span class="n">regions</span><span class="p">[</span><span class="n">region_tag</span><span class="p">(</span><span class="n">sxng_locale</span><span class="p">)]</span> <span class="o">=</span> <span class="n">eng_country</span>
|
||
|
||
<span class="c1"># alias regions</span>
|
||
<span class="n">engine_traits</span><span class="o">.</span><span class="n">regions</span><span class="p">[</span><span class="s2">"zh-CN"</span><span class="p">]</span> <span class="o">=</span> <span class="s2">"HK"</span>
|
||
|
||
<span class="c1"># supported domains</span>
|
||
|
||
<span class="k">if</span> <span class="n">add_domains</span><span class="p">:</span>
|
||
<span class="n">resp</span> <span class="o">=</span> <span class="n">get</span><span class="p">(</span><span class="s2">"https://www.google.com/supported_domains"</span><span class="p">,</span> <span class="n">timeout</span><span class="o">=</span><span class="mi">5</span><span class="p">)</span>
|
||
<span class="k">if</span> <span class="ow">not</span> <span class="n">resp</span><span class="o">.</span><span class="n">ok</span><span class="p">:</span>
|
||
<span class="k">raise</span> <span class="ne">RuntimeError</span><span class="p">(</span><span class="s2">"Response from Google supported domains is not OK."</span><span class="p">)</span>
|
||
|
||
<span class="k">for</span> <span class="n">domain</span> <span class="ow">in</span> <span class="n">resp</span><span class="o">.</span><span class="n">text</span><span class="o">.</span><span class="n">split</span><span class="p">():</span>
|
||
<span class="n">domain</span> <span class="o">=</span> <span class="n">domain</span><span class="o">.</span><span class="n">strip</span><span class="p">()</span>
|
||
<span class="k">if</span> <span class="ow">not</span> <span class="n">domain</span> <span class="ow">or</span> <span class="n">domain</span> <span class="ow">in</span> <span class="p">[</span>
|
||
<span class="s2">".google.com"</span><span class="p">,</span>
|
||
<span class="p">]:</span>
|
||
<span class="k">continue</span>
|
||
<span class="n">region</span> <span class="o">=</span> <span class="n">domain</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s2">"."</span><span class="p">)[</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span><span class="o">.</span><span class="n">upper</span><span class="p">()</span>
|
||
<span class="n">engine_traits</span><span class="o">.</span><span class="n">custom</span><span class="p">[</span><span class="s2">"supported_domains"</span><span class="p">][</span><span class="n">region</span><span class="p">]</span> <span class="o">=</span> <span class="s2">"www"</span> <span class="o">+</span> <span class="n">domain</span>
|
||
<span class="k">if</span> <span class="n">region</span> <span class="o">==</span> <span class="s2">"HK"</span><span class="p">:</span>
|
||
<span class="c1"># There is no google.cn, we use .com.hk for zh-CN</span>
|
||
<span class="n">engine_traits</span><span class="o">.</span><span class="n">custom</span><span class="p">[</span><span class="s2">"supported_domains"</span><span class="p">][</span><span class="s2">"CN"</span><span class="p">]</span> <span class="o">=</span> <span class="s2">"www"</span> <span class="o">+</span> <span class="n">domain</span></div>
|
||
|
||
</pre></div>
|
||
</article>
|
||
</div>
|
||
<footer>
|
||
|
||
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|
||
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|
||
<div class="copyright">
|
||
Copyright © SearXNG team
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Made with
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