fix rendering of links of the publication

aircox_cms/sections.py

@@ -8,7 +8,6 @@ from django.utils import timezone as tz
 from django.utils.functional import cached_property
 from django.core.urlresolvers import reverse
 from django.template import Template, Context
-from django.template.loader import render_to_string
 from django.contrib.contenttypes.models import ContentType
 from django.contrib.staticfiles.templatetags.staticfiles import static
 from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger
@@ -20,8 +19,6 @@ from wagtail.wagtailadmin.edit_handlers import FieldPanel, FieldRowPanel, \
         MultiFieldPanel, InlinePanel, PageChooserPanel, StreamFieldPanel
 from wagtail.wagtailsearch import index
 
-from wagtail.wagtailcore.utils import camelcase_to_underscore
-
 # snippets
 from wagtail.wagtailsnippets.edit_handlers import SnippetChooserPanel
 from wagtail.wagtailsnippets.models import register_snippet
@@ -34,6 +31,7 @@ from taggit.models import TaggedItemBase
 
 # aircox
 import aircox.models
+from aircox_cms.template import TemplateMixin
 
 
 def related_pages_filter(reset_cache=False):
@@ -469,74 +467,6 @@ class DatedListBase(models.Model):
         }
 
 
-class TemplateMixinMeta(models.base.ModelBase):
-    """
-    Metaclass for SectionItem, assigning needed values such as `template`.
-
-    It needs to load the item's template if the section uses the default
-    one, and throw error if there is an error in the template.
-    """
-    def __new__(cls, name, bases, attrs):
-        from django.template.loader import get_template
-        from django.template import TemplateDoesNotExist
-
-        cl = super().__new__(cls, name, bases, attrs)
-        if not hasattr(cl, '_meta'):
-            return cl
-
-        if not 'template' in attrs:
-            cl.snake_name = camelcase_to_underscore(name)
-            cl.template = '{}/sections/{}.html'.format(
-                cl._meta.app_label,
-                cl.snake_name,
-            )
-            if name != 'SectionItem':
-                try:
-                    get_template(cl.template)
-                except TemplateDoesNotExist:
-                    cl.template = 'aircox_cms/sections/section_item.html'
-        return cl
-
-
-class TemplateMixin(metaclass=TemplateMixinMeta):
-    def get_context(self, request, page):
-        """
-        Default context attributes:
-        * self: section being rendered
-        * page: current page being rendered
-        * request: request used to render the current page
-
-        Other context attributes usable in the default template:
-        * content: **safe string** set as content of the section
-        * hide: DO NOT render the section, render only an empty string
-        """
-        return {
-            'self': self,
-            'page': page,
-            'request': request,
-        }
-
-    def render(self, request, page, context, *args, **kwargs):
-        """
-        Render the section. Page is the current publication being rendered.
-
-        Rendering is similar to pages, using 'template' attribute set
-        by default to the app_label/sections/model_name_snake_case.html
-
-        If the default template is not found, use SectionItem's one,
-        that can have a context attribute 'content' that is used to render
-        content.
-        """
-        context_ = self.get_context(request, *args, page=page, **kwargs)
-        if context:
-            context_.update(context)
-
-        if context.get('hide'):
-            return ''
-        return render_to_string(self.template, context_)
-
-
-
 #
 # Sections
 #