X-Git-Url: http://git.ithinksw.org/philo.git/blobdiff_plain/a85e27d82d1a7b6e49fa2e16f0bbd902344def25..d19e216035b14d8f60b24dda0c0670e6997f16ce:/contrib/shipherd/templatetags/shipherd.py diff --git a/contrib/shipherd/templatetags/shipherd.py b/contrib/shipherd/templatetags/shipherd.py deleted file mode 100644 index c416e4e..0000000 --- a/contrib/shipherd/templatetags/shipherd.py +++ /dev/null @@ -1,107 +0,0 @@ -from django import template -from django.conf import settings -from django.utils.safestring import mark_safe -from philo.contrib.shipherd.models import Navigation -from philo.models import Node -from mptt.templatetags.mptt_tags import RecurseTreeNode, cache_tree_children -from django.utils.translation import ugettext as _ - - -register = template.Library() - - -class RecurseNavigationNode(RecurseTreeNode): - def __init__(self, template_nodes, instance_var, key): - self.template_nodes = template_nodes - self.instance_var = instance_var - self.key = key - - def _render_node(self, context, item, request): - bits = [] - context.push() - for child in item.get_children(): - context['item'] = child - bits.append(self._render_node(context, child, request)) - context['item'] = item - context['children'] = mark_safe(u''.join(bits)) - context['active'] = item.is_active(request) - context['active_descendants'] = item.has_active_descendants(request) - rendered = self.template_nodes.render(context) - context.pop() - return rendered - - def render(self, context): - try: - request = context['request'] - except KeyError: - return '' - - instance = self.instance_var.resolve(context) - - try: - navigation = instance.navigation[self.key] - except: - return settings.TEMPLATE_STRING_IF_INVALID - - bits = [self._render_node(context, item, request) for item in navigation] - return ''.join(bits) - - -@register.tag -def recursenavigation(parser, token): - """ - Based on django-mptt's recursetree templatetag. In addition to {{ item }} and {{ children }}, - sets {{ active }} and {{ active_descendants }} in the context. - - Note that the tag takes two variables: a Node instance and the key of the navigation to - be recursed. - - Usage: - - """ - bits = token.contents.split() - if len(bits) != 3: - raise template.TemplateSyntaxError(_('%s tag requires two arguments: a node and a navigation section name') % bits[0]) - - instance_var = parser.compile_filter(bits[1]) - key = bits[2] - - template_nodes = parser.parse(('endrecursenavigation',)) - parser.delete_first_token() - - return RecurseNavigationNode(template_nodes, instance_var, key) - - -@register.filter -def has_navigation(node, key=None): - try: - nav = node.navigation - if key is not None: - if key in nav and bool(node.navigation[key]): - return True - elif key not in node.navigation: - return False - return bool(node.navigation) - except: - return False - - -@register.filter -def navigation_host(node, key): - try: - return Navigation.objects.filter(node__in=node.get_ancestors(include_self=True), key=key).order_by('-node__level')[0].node - except: - if settings.TEMPLATE_DEBUG: - raise - return node \ No newline at end of file