def bind(self, *, parent=None, request=None):
assert parent is None or parent._is_bound
assert not self._is_bound
result = copy.copy(self)
if parent:
is_root = False
iommi_style = get_iommi_style_name(parent)
else:
is_root = True
iommi_style = get_iommi_style_name(self)
result = apply_style(iommi_style, result, is_root)
result._declared = self
del self # to prevent mistakes when changing the code below
if parent is None:
result._request = request
if result._name is None:
result._name = 'root'
result._iommi_collected_assets = {}
result._parent = parent
result._bound_members = Struct()
result._is_bound = True
evaluate_parameters = {
**(parent.iommi_evaluate_parameters() if parent is not None else {}),
**result.own_evaluate_parameters(),
'traversable': result,
}
if parent is None:
evaluate_parameters['request'] = request
result._evaluate_parameters = evaluate_parameters
if hasattr(result, 'include'):
include = evaluate_strict(result.include, **evaluate_parameters)
if not bool(include):
return None
result.include = True
result.on_bind()
# on_bind has a chance to hide itself
if result.include is False:
return None
if hasattr(result, 'attrs'):
result.attrs = evaluate_attrs(result, **result.iommi_evaluate_parameters())
evaluated_attributes = [k for k, v in items(result.get_declared('refinable_members')) if is_evaluated_refinable(v)]
evaluate_members(result, evaluated_attributes, **evaluate_parameters)
if hasattr(result, 'extra_evaluated'):
result.extra_evaluated = evaluate_strict_container(result.extra_evaluated or {}, **evaluate_parameters)
return result
def render_root(*, part, context, **render):
assert part._is_bound
root_style_name = get_iommi_style_name(part)
root_style = get_style(root_style_name)
template_name = root_style.base_template
content_block_name = root_style.content_block
# Render early so that all the binds are forced before we look at all_assets,
# since they are populated as a side-effect
content = part.__html__(**render)
assets = part.iommi_collected_assets()
assert template_name, f"{root_style_name} doesn't have a base_template defined"
assert content_block_name, f"{root_style_name} doesn't have a content_block defined"
title = get_title(part)
from iommi.debug import iommi_debug_panel
from iommi import Page
from iommi.fragment import Container
context = dict(
container=Container(_name='Container').bind(parent=part),
content=content,
title=title if title not in (None, MISSING) else '',
iommi_debug_panel=iommi_debug_panel(part) if iommi_debug_on()
and '_iommi_disable_debug_panel' not in part.get_request().GET else '',
assets=assets,
**(part.context if isinstance(part, Page) else {}),
**context,
)
template_string = ('{% extends "' + template_name + '" %} {% block ' +
content_block_name +
' %}{{ iommi_debug_panel }}{{ content }}{% endblock %}')
return get_template_from_string(template_string).render(
context=context, request=part.get_request())