Added site lookup for curl url in demo

Author: Mark Gibbs

demo/demo/templates/demo_four.html

@@ -63,7 +63,7 @@ <h1>Live Updating</h1>
 </p>
 <div class="card bg-light border-dark">
   <div class="card-body">
-    curl http://localhost:8000/dpd/views/poke/ -d'{"channel_name":"live_button_counter","label":"named_counts","value":{"click_colour":"red"}}'
+    curl http://{%site_root_url%}/dpd/views/poke/ -d'{"channel_name":"live_button_counter","label":"named_counts","value":{"click_colour":"red"}}'
   </div>
 </div>
 <p></p>

django_plotly_dash/__init__.py

@@ -26,6 +26,6 @@
 SOFTWARE.
 '''
 
-__version__ = "0.9.2"
+__version__ = "0.9.3"
 
 from .dash_wrapper import DjangoDash

django_plotly_dash/templatetags/plotly_dash.py

@@ -29,6 +29,8 @@
 from django import template
 from django.core.cache import cache
 
+from django.contrib.sites.shortcuts import get_current_site
+
 from django_plotly_dash.models import DashApp
 from django_plotly_dash.util import pipe_ws_endpoint_name, cache_timeout_initial_arguments
 
@@ -139,3 +141,8 @@ def plotly_class(name=None, slug=None, da=None, prefix=None, postfix=None, templ
     return app.extra_html_properties(prefix=prefix,
                                      postfix=postfix,
                                      template_type=template_type)
+
+@register.simple_tag(takes_context=True)
+def site_root_url(context):
+    current_site_url = get_current_site(context.request)
+    return current_site_url.domain