- filtering collections by provider to create a fcm['tile'] that can be passed to Jinja (#1950)

- showing the TMS endpoints on the landing page, only when fcm['tile'] exists

Author: doublebyte1

pygeoapi/api/__init__.py

@@ -64,8 +64,8 @@
 
 from pygeoapi.util import (
     CrsTransformSpec, TEMPLATES, UrlPrefetcher, dategetter,
-    filter_dict_by_key_value, get_api_rules, get_base_url,
-    get_provider_by_type, get_provider_default, get_typed_value,
+    filter_dict_by_key_value, filter_providers_by_type, get_api_rules,
+    get_base_url, get_provider_by_type, get_provider_default, get_typed_value,
     get_crs_from_uri, get_supported_crs_list, render_j2_template, to_json
 )
 
@@ -815,21 +815,18 @@ def landing_page(api: API,
     headers = request.get_response_headers(**api.api_headers)
     if request.format == F_HTML:  # render
 
-        fcm['processes'] = False
-        fcm['stac'] = False
-        fcm['collection'] = False
-
-        if filter_dict_by_key_value(api.config['resources'],
-                                    'type', 'process'):
-            fcm['processes'] = True
-
-        if filter_dict_by_key_value(api.config['resources'],
-                                    'type', 'stac-collection'):
-            fcm['stac'] = True
-
-        if filter_dict_by_key_value(api.config['resources'],
-                                    'type', 'collection'):
-            fcm['collection'] = True
+        for resource_type in ['collection', 'process', 'stac-collection']:
+            fcm[resource_type] = False
+
+            found = filter_dict_by_key_value(api.config['resources'],
+                                             'type', resource_type)
+            if found:
+                fcm[resource_type] = True
+                if resource_type == 'collection':  # check for tiles
+                    for key, value in found.items():
+                        if filter_providers_by_type(value['providers'],
+                                                    'tile'):
+                            fcm['tile'] = True
 
         content = render_j2_template(
             api.tpl_config, api.config['server']['templates'],

pygeoapi/templates/landing_page.html

@@ -60,15 +60,15 @@ <h2>{% trans %}Collections{% endtrans %}</h2>
     </p>
   </section>
  {% endif %}
- {% if data['stac'] %}
+ {% if data['stac-collection'] %}
   <section id="collections">
     <h2>{% trans %}SpatioTemporal Assets{% endtrans %}</h2>
     <p>
       <a href="{{ config['server']['url'] }}/stac?f=html">{% trans %}View the SpatioTemporal Assets in this service{% endtrans %}</a>
     </p>
   </section>
  {% endif %}
- {% if data['processes'] %}
+ {% if data['process'] %}
   <section id="processes">
       <h2>{% trans %}Processes{% endtrans %}</h2>
       <p>
@@ -97,12 +97,14 @@ <h2>{% trans %}Conformance{% endtrans %}</h2>
         <a href="{{ config['server']['url'] }}/conformance?f=html">{% trans %}View the conformance classes of this service{% endtrans %}</a>
       </p>
   </section>
+  {% if data['tile'] %}
   <section id="tilematrixsets">
       <h2>{% trans %}Tile Matrix Sets{% endtrans %}</h2>
       <p>
         <a href="{{ config['server']['url'] }}/TileMatrixSets?f=html">{% trans %}View the Tile Matrix Sets available on this service{% endtrans %}</a>
       </p>
   </section>
+  {% endif %}
   </div>
   <div class="col-md-4 col-sm-12">
     <div class="card mb-3">