コード例 #1
0
ファイル: views.py プロジェクト: sandeepmadaan/Automation1
def root(request):
    '''
    Render catalog root page.
    
    Templates:
        ``<app_label>/catalog_root.html``
        
        ``catalog/catalog_root.html``
    
    Parameter ``app_label`` looked up in ``CATALOG_MDOELS`` setting in settings.py
    
    Context taken from ``object_detail`` method from ``django.views.generic.list_detail``:
        object_list:
            list of objects
        is_paginated:
            are the results paginated?
        results_per_page:
            number of objects per page (if paginated)
        has_next:
            is there a next page?
        has_previous:
            is there a prev page?
        page:
            the current page
        next:
            the next page
        previous:
            the previous page
        pages:
            number of pages, total
        hits:
            number of objects, total
        last_on_page:
            the result number of the last of object in the
            object_list (1-indexed)
        first_on_page:
            the result number of the first object in the
            object_list (1-indexed)
        page_range:
            A list of the page numbers (1-indexed).

    '''

    templates_list = ['%s/catalog_root.html' % app_name for app_name in get_data_appnames()]
    templates_list.append('catalog/root.html')
    t = loader.select_template(templates_list)
    extra_context = {
        'template_name': t.name,
    }

    return object_list(request, TreeItem.objects.published().filter(parent=None), **extra_context)
コード例 #2
0
    def render_tag(self, context, instance, children_type, varname):
#        if instance is not None:
        if instance == 'root':
            treeitem = None
        elif instance == 'guess':
            # try to guess
            treeitem = get_treeitem_from_context(context)
        elif instance is None:
            treeitem = None
        else:
            if isinstance(instance, TreeItem):
                treeitem = instance
            else:
                try:
                    treeitem = instance.tree.get()
                except AttributeError:
                    raise TemplateSyntaxError('Instance argument must have `tree` attribute')

        if children_type:
            ModelClass = None
            for model_cls in connected_models():
                if model_cls._meta.module_name == children_type:
                    ModelClass = model_cls
            if ModelClass is not None:
                model_filter = get_q_filters()[ModelClass]
                if model_filter is not None:
                    queryset = ModelClass.objects.filter(model_filter)
                else:
                    queryset = ModelClass.objects.all()
                allowed_ids = TreeItem.objects.published().filter(parent=treeitem,
                    content_type__model=children_type).values_list('object_id', flat=True)
                queryset = queryset.filter(id__in=allowed_ids)
            else:
                # Empty
                queryset = []
        else:
            queryset = TreeItem.objects.published().filter(parent=treeitem)

        if varname:
            context[varname] = queryset
            return u''
        else:
            self.templates[0:0] = ['%s/children_tag.html' % app_name for app_name in get_data_appnames()]
            context['children_queryset'] = children_qs
            return render_to_string(self.templates, context)