1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
|
<!DOCTYPE html>
<html lang="en" data-content_root="../../../">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>searx.engines.demo_online — SearXNG Documentation (2025.1.6+6dab7fe78)</title>
<link rel="stylesheet" type="text/css" href="../../../_static/pygments.css?v=4f649999" />
<link rel="stylesheet" type="text/css" href="../../../_static/searxng.css?v=52e4ff28" />
<script src="../../../_static/documentation_options.js?v=ef740023"></script>
<script src="../../../_static/doctools.js?v=9a2dae69"></script>
<script src="../../../_static/sphinx_highlight.js?v=dc90522c"></script>
<script data-project="searxng" data-version="2025.1.6+6dab7fe78" src="../../../_static/describe_version.js?v=fa7f30d0"></script>
<link rel="index" title="Index" href="../../../genindex.html" />
<link rel="search" title="Search" href="../../../search.html" />
</head><body>
<div class="related" role="navigation" aria-label="Related">
<h3>Navigation</h3>
<ul>
<li class="right" style="margin-right: 10px">
<a href="../../../genindex.html" title="General Index"
accesskey="I">index</a></li>
<li class="right" >
<a href="../../../py-modindex.html" title="Python Module Index"
>modules</a> |</li>
<li class="nav-item nav-item-0"><a href="../../../index.html">SearXNG Documentation (2025.1.6+6dab7fe78)</a> »</li>
<li class="nav-item nav-item-1"><a href="../../index.html" >Module code</a> »</li>
<li class="nav-item nav-item-2"><a href="../engines.html" accesskey="U">searx.engines</a> »</li>
<li class="nav-item nav-item-this"><a href="">searx.engines.demo_online</a></li>
</ul>
</div>
<div class="document">
<div class="documentwrapper">
<div class="bodywrapper">
<div class="body" role="main">
<h1>Source code for searx.engines.demo_online</h1><div class="highlight"><pre>
<span></span><span class="c1"># SPDX-License-Identifier: AGPL-3.0-or-later</span>
<span class="sd">"""Within this module we implement a *demo online engine*. Do not look to</span>
<span class="sd">close to the implementation, its just a simple example which queries `The Art</span>
<span class="sd">Institute of Chicago <https://www.artic.edu>`_</span>
<span class="sd">To get in use of this *demo* engine add the following entry to your engines</span>
<span class="sd">list in ``settings.yml``:</span>
<span class="sd">.. code:: yaml</span>
<span class="sd"> - name: my online engine</span>
<span class="sd"> engine: demo_online</span>
<span class="sd"> shortcut: demo</span>
<span class="sd"> disabled: false</span>
<span class="sd">"""</span>
<span class="kn">from</span> <span class="nn">json</span> <span class="kn">import</span> <span class="n">loads</span>
<span class="kn">from</span> <span class="nn">urllib.parse</span> <span class="kn">import</span> <span class="n">urlencode</span>
<span class="n">engine_type</span> <span class="o">=</span> <span class="s1">'online'</span>
<span class="n">send_accept_language_header</span> <span class="o">=</span> <span class="kc">True</span>
<span class="n">categories</span> <span class="o">=</span> <span class="p">[</span><span class="s1">'general'</span><span class="p">]</span>
<span class="n">disabled</span> <span class="o">=</span> <span class="kc">True</span>
<span class="n">timeout</span> <span class="o">=</span> <span class="mf">2.0</span>
<span class="n">categories</span> <span class="o">=</span> <span class="p">[</span><span class="s1">'images'</span><span class="p">]</span>
<span class="n">paging</span> <span class="o">=</span> <span class="kc">True</span>
<span class="n">page_size</span> <span class="o">=</span> <span class="mi">20</span>
<span class="n">search_api</span> <span class="o">=</span> <span class="s1">'https://api.artic.edu/api/v1/artworks/search?'</span>
<span class="n">image_api</span> <span class="o">=</span> <span class="s1">'https://www.artic.edu/iiif/2/'</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="s1">'https://www.artic.edu'</span><span class="p">,</span>
<span class="s2">"wikidata_id"</span><span class="p">:</span> <span class="s1">'Q239303'</span><span class="p">,</span>
<span class="s2">"official_api_documentation"</span><span class="p">:</span> <span class="s1">'http://api.artic.edu/docs/'</span><span class="p">,</span>
<span class="s2">"use_official_api"</span><span class="p">:</span> <span class="kc">True</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="s1">'JSON'</span><span class="p">,</span>
<span class="p">}</span>
<span class="c1"># if there is a need for globals, use a leading underline</span>
<span class="n">_my_online_engine</span> <span class="o">=</span> <span class="kc">None</span>
<div class="viewcode-block" id="init">
<a class="viewcode-back" href="../../../dev/engines/demo/demo_online.html#searx.engines.demo_online.init">[docs]</a>
<span class="k">def</span> <span class="nf">init</span><span class="p">(</span><span class="n">engine_settings</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Initialization of the (online) engine. If no initialization is needed, drop</span>
<span class="sd"> this init function.</span>
<span class="sd"> """</span>
<span class="k">global</span> <span class="n">_my_online_engine</span> <span class="c1"># pylint: disable=global-statement</span>
<span class="n">_my_online_engine</span> <span class="o">=</span> <span class="n">engine_settings</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s1">'name'</span><span class="p">)</span></div>
<div class="viewcode-block" id="request">
<a class="viewcode-back" href="../../../dev/engines/demo/demo_online.html#searx.engines.demo_online.request">[docs]</a>
<span class="k">def</span> <span class="nf">request</span><span class="p">(</span><span class="n">query</span><span class="p">,</span> <span class="n">params</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Build up the ``params`` for the online request. In this example we build a</span>
<span class="sd"> URL to fetch images from `artic.edu <https://artic.edu>`__</span>
<span class="sd"> """</span>
<span class="n">args</span> <span class="o">=</span> <span class="n">urlencode</span><span class="p">(</span>
<span class="p">{</span>
<span class="s1">'q'</span><span class="p">:</span> <span class="n">query</span><span class="p">,</span>
<span class="s1">'page'</span><span class="p">:</span> <span class="n">params</span><span class="p">[</span><span class="s1">'pageno'</span><span class="p">],</span>
<span class="s1">'fields'</span><span class="p">:</span> <span class="s1">'id,title,artist_display,medium_display,image_id,date_display,dimensions,artist_titles'</span><span class="p">,</span>
<span class="s1">'limit'</span><span class="p">:</span> <span class="n">page_size</span><span class="p">,</span>
<span class="p">}</span>
<span class="p">)</span>
<span class="n">params</span><span class="p">[</span><span class="s1">'url'</span><span class="p">]</span> <span class="o">=</span> <span class="n">search_api</span> <span class="o">+</span> <span class="n">args</span>
<span class="k">return</span> <span class="n">params</span></div>
<div class="viewcode-block" id="response">
<a class="viewcode-back" href="../../../dev/engines/demo/demo_online.html#searx.engines.demo_online.response">[docs]</a>
<span class="k">def</span> <span class="nf">response</span><span class="p">(</span><span class="n">resp</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Parse out the result items from the response. In this example we parse the</span>
<span class="sd"> response from `api.artic.edu <https://artic.edu>`__ and filter out all</span>
<span class="sd"> images.</span>
<span class="sd"> """</span>
<span class="n">results</span> <span class="o">=</span> <span class="p">[]</span>
<span class="n">json_data</span> <span class="o">=</span> <span class="n">loads</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="k">for</span> <span class="n">result</span> <span class="ow">in</span> <span class="n">json_data</span><span class="p">[</span><span class="s1">'data'</span><span class="p">]:</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">result</span><span class="p">[</span><span class="s1">'image_id'</span><span class="p">]:</span>
<span class="k">continue</span>
<span class="n">results</span><span class="o">.</span><span class="n">append</span><span class="p">(</span>
<span class="p">{</span>
<span class="s1">'url'</span><span class="p">:</span> <span class="s1">'https://artic.edu/artworks/</span><span class="si">%(id)s</span><span class="s1">'</span> <span class="o">%</span> <span class="n">result</span><span class="p">,</span>
<span class="s1">'title'</span><span class="p">:</span> <span class="n">result</span><span class="p">[</span><span class="s1">'title'</span><span class="p">]</span> <span class="o">+</span> <span class="s2">" (</span><span class="si">%(date_display)s</span><span class="s2">) // </span><span class="si">%(artist_display)s</span><span class="s2">"</span> <span class="o">%</span> <span class="n">result</span><span class="p">,</span>
<span class="s1">'content'</span><span class="p">:</span> <span class="s2">"</span><span class="si">%(medium_display)s</span><span class="s2"> // </span><span class="si">%(dimensions)s</span><span class="s2">"</span> <span class="o">%</span> <span class="n">result</span><span class="p">,</span>
<span class="s1">'author'</span><span class="p">:</span> <span class="s1">', '</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">result</span><span class="p">[</span><span class="s1">'artist_titles'</span><span class="p">]),</span>
<span class="s1">'img_src'</span><span class="p">:</span> <span class="n">image_api</span> <span class="o">+</span> <span class="s1">'/</span><span class="si">%(image_id)s</span><span class="s1">/full/843,/0/default.jpg'</span> <span class="o">%</span> <span class="n">result</span><span class="p">,</span>
<span class="s1">'template'</span><span class="p">:</span> <span class="s1">'images.html'</span><span class="p">,</span>
<span class="p">}</span>
<span class="p">)</span>
<span class="k">return</span> <span class="n">results</span></div>
</pre></div>
<div class="clearer"></div>
</div>
</div>
</div>
<span id="sidebar-top"></span>
<div class="sphinxsidebar" role="navigation" aria-label="Main">
<div class="sphinxsidebarwrapper">
<p class="logo"><a href="../../../index.html">
<img class="logo" src="../../../_static/searxng-wordmark.svg" alt="Logo of SearXNG"/>
</a></p>
<h3><a href="../../../index.html">Table of Contents</a></h3>
<ul>
<li class="toctree-l1"><a class="reference internal" href="../../../user/index.html">User information</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../own-instance.html">Why use a private instance?</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../admin/index.html">Administrator documentation</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../dev/index.html">Developer documentation</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../utils/index.html">DevOps tooling box</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../../src/index.html">Source-Code</a></li>
</ul>
<h3>Project Links</h3>
<ul>
<li><a href="https://github.com/searxng/searxng/tree/master">Source</a>
<li><a href="https://github.com/searxng/searxng/wiki">Wiki</a>
<li><a href="https://searx.space">Public instances</a>
<li><a href="https://github.com/searxng/searxng/issues">Issue Tracker</a>
</ul><h3>Navigation</h3>
<ul>
<li><a href="../../../index.html">Overview</a>
<ul>
<li><a href="../../index.html">Module code</a>
<ul>
<li><a href="../engines.html">searx.engines</a>
</ul>
</li></ul>
</li>
</ul>
</li>
</ul>
<search id="searchbox" style="display: none" role="search">
<h3 id="searchlabel">Quick search</h3>
<div class="searchformwrapper">
<form class="search" action="../../../search.html" method="get">
<input type="text" name="q" aria-labelledby="searchlabel" autocomplete="off" autocorrect="off" autocapitalize="off" spellcheck="false"/>
<input type="submit" value="Go" />
</form>
</div>
</search>
<script>document.getElementById('searchbox').style.display = "block"</script>
</div>
</div>
<div class="clearer"></div>
</div>
<div class="footer" role="contentinfo">
© Copyright SearXNG team.
</div>
</body>
</html>
|
