[mod] package.html template: additional links (a python dict)

- Closes: https://github.com/searxng/searxng/issues/3456

docs/dev/engines/engine_overview.rst

@@ -563,3 +563,7 @@ type.
    * - source_code_url
      - :py:class:`str`
      - the location of the project's source code
+
+   * - links
+     - :py:class:`dict`
+     - additional links in the form of ``{'link_name': 'http://example.com'}``

searx/engines/hex.py

@@ -33,23 +33,22 @@ def response(resp):
     results = []
     for package in resp.json():
         meta = package["meta"]
-        publishedDate = package.get("inserted_at")
-        if publishedDate:
-            publishedDate = parser.parse(publishedDate)
-        tags = meta.get("licenses", [])
+        published_date = package.get("updated_at")
+        published_date = parser.parse(published_date)
+        links = meta.get("links")
         results.append(
             {
                 "template": "packages.html",
-                "url": package["url"],
+                "url": package["html_url"],
                 "title": package["name"],
                 "package_name": package["name"],
                 "content": meta.get("description", ""),
                 "version": meta.get("latest_version"),
                 "maintainer": ", ".join(meta.get("maintainers", [])),
-                "publishedDate": publishedDate,
-                "tags": tags,
-                "homepage": meta.get("links", {}).get("homepage"),
-                "source_code_url": meta.get("links", {}).get("github"),
+                "publishedDate": published_date,
+                "license_name": ", ".join(meta.get("licenses", [])),
+                "homepage": package["docs_html_url"],
+                "links": links,
             }
         )
 

searx/templates/simple/result_templates/packages.html

@@ -47,7 +47,7 @@
       {%- endif -%}
     </div>
   {%- endif -%}
-  {%- if result.homepage or result.source_code_url -%}
+  {%- if result.homepage or result.source_code_url or result.links -%}
     <div class="result_project">{{- '' -}}
       <span>{{ _('Project') }}</span>
       <span>{{- '' -}}
@@ -58,6 +58,14 @@
         {%- if result.source_code_url -%}
           <a href="{{ result.source_code_url }}" target="_blank">{{ _('Source code') }}</a>
         {%- endif -%}
+        {%- if result.links %}
+          {%- for name, link in result.links.items() -%}
+            {% if not loop.first or result.homepage or result.source_code_url %} | {% endif %}
+            <a href="{{ link }}" target="_blank">
+              {{- _(name) -}}
+            </a>
+          {%- endfor -%}
+        {%- endif -%}
       </span>{{- '' -}}
     </div>
   {%- endif -%}