def render(self, context):
variable_name = self.variable_name or CONTEXT_VARIABLE
try:
path = self.path.resolve(context)
except VariableDoesNotExist:
path = None
try:
meta_data = self.meta_data.resolve(context)
except VariableDoesNotExist:
meta_data = template_meta_data(path)
if path is None:
msg = ("Need RequestContext with either the "
"'django.core.context_processors.request' or "
"'seo.context_processors.metadata' context processor"
"or a MetaData object as a variable "
"called '%s'" % CONTEXT_VARIABLE)
logging.warning(msg)
if meta_data is not None:
meta_data.resolve(context)
context[variable_name] = meta_data
return ""
def seo(request):
try:
return {CONTEXT_VARIABLE: template_meta_data(request.path_info)}
except MetaData.DoesNotExist:
return MetaData().context
