Removed referential integrity code. Moved embed templatetag into core. Differentiated...

[philo.git] / templatetags / containers.py

diff --git a/templatetags/containers.py b/templatetags/containers.py
index ad9bb1d..8bb0c6b 100644 (file)
--- a/templatetags/containers.py
+++ b/templatetags/containers.py
@@ -13,41 +13,59 @@ class ContainerNode(template.Node):
                self.name = name
                self.as_var = as_var
                self.references = references
+       
        def render(self, context):
                content = settings.TEMPLATE_STRING_IF_INVALID
                if 'page' in context:
-                       page = context['page']
-                       if self.references:
-                               try:
-                                       contentreference = page.contentreferences.get(name__exact=self.name, content_type=self.references)
-                                       content = contentreference.content
-                               except ObjectDoesNotExist:
-                                       pass
-                       else:
-                               try:
-                                       contentlet = page.contentlets.get(name__exact=self.name)
-                                       if contentlet.dynamic:
-                                               try:
-                                                       content = mark_safe(template.Template(contentlet.content, name=contentlet.name).render(context))
-                                               except template.TemplateSyntaxError, error:
-                                                       if settings.DEBUG:
-                                                               content = ('[Error parsing contentlet \'%s\': %s]' % self.name, error)
-                                       else:
-                                               content = contentlet.content
-                               except ObjectDoesNotExist:
-                                       pass
-               if content and self.as_var:
-                       context[self.as_var] = content
+                       container_content = self.get_container_content(context)
+               else:
+                       container_content = None
+               
+               if self.as_var:
+                       context[self.as_var] = container_content
                        return ''
+               
+               if not container_content:
+                       return ''
+               
+               return container_content
+       
+       def get_container_content(self, context):
+               page = context['page']
+               if self.references:
+                       # Then it's a content reference.
+                       try:
+                               contentreference = page.contentreferences.get(name__exact=self.name, content_type=self.references)
+                               content = contentreference.content
+                       except ObjectDoesNotExist:
+                               content = ''
+               else:
+                       # Otherwise it's a contentlet.
+                       try:
+                               contentlet = page.contentlets.get(name__exact=self.name)
+                               if '{%' in contentlet.content:
+                                       try:
+                                               content = template.Template(contentlet.content, name=contentlet.name).render(context)
+                                       except template.TemplateSyntaxError, error:
+                                               if settings.DEBUG:
+                                                       content = ('[Error parsing contentlet \'%s\': %s]' % (self.name, error))
+                                               else:
+                                                       content = settings.TEMPLATE_STRING_IF_INVALID
+                               else:
+                                       content = contentlet.content
+                       except ObjectDoesNotExist:
+                               content = settings.TEMPLATE_STRING_IF_INVALID
+                       content = mark_safe(content)
                return content
 
 
 def do_container(parser, token):
        """
-       {% container <name> [[references <type>] as <variable>] %} 
+       {% container <name> [[references <type>] as <variable>] %}
        """
        params = token.split_contents()
        if len(params) >= 2:
+               tag = params[0]
                name = params[1].strip('"')
                references = None
                as_var = None
@@ -60,19 +78,22 @@ def do_container(parser, token):
                                                app_label, model = remaining_tokens.pop(0).strip('"').split('.')
                                                references = ContentType.objects.get(app_label=app_label, model=model)
                                        except IndexError:
-                                               raise template.TemplateSyntaxError('"container" template tag option "references" requires an argument specifying a content type')
+                                               raise template.TemplateSyntaxError('"%s" template tag option "references" requires an argument specifying a content type' % tag)
                                        except ValueError:
-                                               raise template.TemplateSyntaxError('"container" template tag option "references" requires an argument of the form app_label.model (see django.contrib.contenttypes)')
+                                               raise template.TemplateSyntaxError('"%s" template tag option "references" requires an argument of the form app_label.model (see django.contrib.contenttypes)' % tag)
                                        except ObjectDoesNotExist:
-                                               raise template.TemplateSyntaxError('"container" template tag option "references" requires an argument of the form app_label.model which refers to an installed content type (see django.contrib.contenttypes)')
+                                               raise template.TemplateSyntaxError('"%s" template tag option "references" requires an argument of the form app_label.model which refers to an installed content type (see django.contrib.contenttypes)' % tag)
                                elif option_token == 'as':
                                        try:
                                                as_var = remaining_tokens.pop(0)
                                        except IndexError:
-                                               raise template.TemplateSyntaxError('"container" template tag option "as" requires an argument specifying a variable name')
+                                               raise template.TemplateSyntaxError('"%s" template tag option "as" requires an argument specifying a variable name' % tag)
                        if references and not as_var:
-                               raise template.TemplateSyntaxError('"container" template tags using "references" option require additional use of the "as" option specifying a variable name')
+                               raise template.TemplateSyntaxError('"%s" template tags using "references" option require additional use of the "as" option specifying a variable name' % tag)
                return ContainerNode(name, references, as_var)
+               
        else: # error
-               raise template.TemplateSyntaxError('"container" template tag provided without arguments (at least one required)')
-register.tag('container', do_container)
\ No newline at end of file
+               raise template.TemplateSyntaxError('"%s" template tag provided without arguments (at least one required)' % tag)
+
+
+register.tag('container', do_container)