def get_template_placeholder_data(template):
"""
Return the placeholders found in a template,
wrapped in a :class:`~fluent_contents.models.containers.PlaceholderData` object.
This function looks for the :class:`~fluent_contents.templatetags.fluent_contents_tags.PagePlaceholderNode` nodes
in the template, using the :func:`~template_analyzer.djangoanalyzer.get_node_instances` function
of `django-template-analyzer <https://github.com/edoburu/django-template-analyzer>`_.
:param template: The Template object, or nodelist to scan.
:rtype: list of :class:`~fluent_contents.models.PlaceholderData`
"""
# Find the instances.
nodes = get_node_instances(template, PagePlaceholderNode)
# Avoid duplicates, wrap in a class.
names = set()
result = []
for pageplaceholdernode in nodes:
data = PlaceholderData(
slot=pageplaceholdernode.get_slot(),
title=pageplaceholdernode.get_title(),
role=pageplaceholdernode.get_role(),
fallback_language=pageplaceholdernode.get_fallback_language(),
)
if data.slot not in names:
result.append(data)
names.add(data.slot)
return result
def get_placeholder_data(self, request, obj):
"""
Get placeholder data from layout.
"""
if not obj or not obj.layout:
data = [PlaceholderData(slot='main', role='m', title='Main')]
else:
data = obj.layout.get_placeholder_data()
return data
def get_placeholder_data(self, request, obj):
"""
Return the data of the placeholder fields.
"""
# Return all placeholder fields in the model.
if not hasattr(self.model, '_meta_placeholder_fields'):
return []
data = []
for name, field in self.model._meta_placeholder_fields.iteritems():
assert isinstance(field, PlaceholderField)
data.append(
PlaceholderData(
slot=field.slot,
title=field.verbose_name.capitalize(),
))
return data
def get_placeholder_data(self, request, obj):
"""
Return the data of the placeholder fields.
"""
# Return all placeholder fields in the model.
if not hasattr(self.model, '_meta_placeholder_fields'):
return []
data = []
for name, field in self.model._meta_placeholder_fields.iteritems():
assert isinstance(field, PlaceholderField)
data.append(PlaceholderData(
slot=field.slot,
title=field.verbose_name.capitalize(),
fallback_language=None, # Information cant' be known by "render_placeholder" in the template.
))
return data
def get_placeholder_data(self, request, obj):
return [PlaceholderData(slot='main', role='m', title='Main')]
