Added global required fields notice for WCAG H90 compliance

Author: symon.vezina

dojo/templates/dojo/form_fields.html

@@ -1,4 +1,5 @@
 {% load event_tags %}
+{% load display_tags %}
 {% block css %}
     {{ form.media.css }}
 {% endblock %}
@@ -17,6 +18,16 @@
     {{ field }}
 {% endfor %}
 
+{% if form|has_required_field %}
+    <div class="form-group">
+        <div class="col-sm-offset-2 col-sm-10">
+            <p class="help-block">
+                <em>Required fields are marked with an asterisk</em><sup>*</sup>
+            </p>
+        </div>
+    </div>
+{% endif %}
+
 {% for field in form.visible_fields %}
     <div class="form-group{% if field.errors %} has-error{% endif %}">
         {% if field|is_checkbox %}

dojo/templates_classic/dojo/form_fields.html

@@ -1,4 +1,5 @@
 {% load event_tags %}
+{% load display_tags %}
 {% block css %}
     {{ form.media.css }}
 {% endblock %}
@@ -16,6 +17,16 @@
     {{ field }}
 {% endfor %}
 
+{% if form|has_required_field %}
+    <div class="form-group">
+        <div class="col-sm-offset-2 col-sm-10">
+            <p class="help-block">
+                <em>Required fields are marked with an asterisk</em><sup>*</sup>
+            </p>
+        </div>
+    </div>
+{% endif %}
+
 {% for field in form.visible_fields %}
     <div class="form-group{% if field.errors %} has-error{% endif %}">
         {% if field|is_checkbox %}

dojo/templatetags/display_tags.py

@@ -1167,3 +1167,11 @@ def import_history(finding, *, autoescape=True):
         list_of_status_changes += "<b>" + status_change.created.strftime("%b %d, %Y, %H:%M:%S") + "</b>: " + status_change.get_action_display() + "<br/>"
 
     return mark_safe(html % (list_of_status_changes))
+
+@register.filter
+def has_required_field(form):
+    """Returns True if the form has at least one required field"""
+    if not form:
+        return False
+    return any(field.field.required for field in form)
+