disqus.html

<div id="disqus_thread"></div>
<script type="text/javascript">{% if debug %}
    var disqus_developer = 1;{% endif %}
    var disqus_shortname = '{{ shortname }}';
    var disqus_identifier = 'idguid={{ identifier }}';
    var disqus_url = '{{ url }}';
    (function() {
        var dsq = document.createElement('script'); dsq.type = 'text/javascript'; dsq.async = true;
        dsq.src = 'http://' + disqus_shortname + '.disqus.com/embed.js';
        (document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(dsq);
    })();
</script>
<noscript>Please enable JavaScript to view the <a href="http://disqus.com/?ref_noscript">comments powered by Disqus.</a></noscript>
<a href="http://disqus.com" class="dsq-brlink">blog comments powered by <span class="logo-disqus">Disqus</span></a>

disqus_tags.py

from classytags.arguments import Argument
from classytags.core import Options
from classytags.helpers import InclusionTag
from django import template
from django.conf import settings

register = template.Library()

class Disqus(InclusionTag):
    options = Options(
        Argument('identifier'),
        Argument('namespace', required=False),
    )
    template = 'inc/disqus.html'
    
    def get_context(self, context, identifier, namespace):
        url = 'http://www.django-cms.org%s' % context['request'].path
        if namespace:
            identifier = '%s-%s' % (namespace, identifier)
        context = {
            'url': url,
            'identifier': identifier,
            'shortname': settings.DISQUS_SHORTNAME,
            'debug': settings.DEBUG,
        }
        return context
register.tag(Disqus)