Show a tooltip on which env needs to be set to override a certain settings parameter

Author: jbtronics

templates/form/settings_form.html.twig

@@ -0,0 +1,25 @@
+{% extends "form/extended_bootstrap_layout.html.twig" %}
+
+{% block form_label %}
+    {# If parameter_envvar exists on form then show it as tooltip #}
+    {% if parameter_envvar is defined and parameter_envvar is not null %}
+        {%- set label_attr = label_attr|merge({title: 'settings.tooltip.overrideable_by_env'|trans(arguments = {'%env%': (parameter_envvar)|trim})}) -%}
+    {% endif %}
+    {{- parent() -}}
+{% endblock %}
+
+{% block checkbox_radio_label %}
+    {# If parameter_envvar exists on form then show it as tooltip #}
+    {% if parameter_envvar is defined and parameter_envvar is not null %}
+        {%- set label_attr = label_attr|merge({title: 'settings.tooltip.overrideable_by_env'|trans(arguments = {'%env%': (parameter_envvar)|trim})}) -%}
+    {% endif %}
+    {{- parent() -}}
+{% endblock %}
+
+{% block tristate_label %}
+    {# If parameter_envvar exists on form then show it as tooltip #}
+    {% if parameter_envvar is defined and parameter_envvar is not null %}
+        {%- set label_attr = label_attr|merge({title: 'settings.tooltip.overrideable_by_env'|trans(arguments = {'%env%': (parameter_envvar)|trim})}) -%}
+    {% endif %}
+    {{- parent() -}}
+{% endblock %}

templates/settings/settings.html.twig

@@ -1,6 +1,8 @@
 {% extends "main_card.html.twig" %}
 {% macro genId(widget) %}{{ widget.vars.full_name }}{% endmacro %}
 
+{% form_theme form "form/settings_form.html.twig" %}
+
 {% block title %}{% trans %}settings.title{% endtrans %}{% endblock %}
 
 {% block card_title %}<i class="fa-solid fa-gears fa-fw"></i> {% trans %}settings.title{% endtrans %}{% endblock %}
@@ -57,4 +59,4 @@
     </div>
 
     {{ form_end(form) }}
-{% endblock %}
+{% endblock %}

translations/messages.en.xlf

@@ -13027,5 +13027,11 @@ Please note, that you can not impersonate a disabled user. If you try you will g
         <target>System settings</target>
       </segment>
     </unit>
+    <unit id="3YsJ4i6" name="settings.tooltip.overrideable_by_env">
+      <segment>
+        <source>settings.tooltip.overrideable_by_env</source>
+        <target>The value of this parameter can be overridden by setting the environment variable "%env%".</target>
+      </segment>
+    </unit>
   </file>
 </xliff>