def render_layout(self, form, context, template_pack=TEMPLATE_PACK):
"""
Returns safe html of the rendering of the layout
"""
form.rendered_fields = set()
form.crispy_field_template = self.field_template
# This renders the specified Layout strictly
html = self.layout.render(
form,
self.form_style,
context,
template_pack=template_pack
)
# Rendering some extra fields if specified
if self.render_unmentioned_fields or self.render_hidden_fields or self.render_required_fields:
fields = set(form.fields.keys())
left_fields_to_render = fields - form.rendered_fields
for field in left_fields_to_render:
if (
self.render_unmentioned_fields or
self.render_hidden_fields and form.fields[field].widget.is_hidden or
self.render_required_fields and form.fields[field].widget.is_required
):
html += render_field(
field,
form,
self.form_style,
context,
template_pack=template_pack
)
# If the user has Meta.fields defined, not included in the layout,
# we suppose they need to be rendered
if hasattr(form, 'Meta'):
if hasattr(form.Meta, 'fields'):
current_fields = tuple(getattr(form, 'fields', {}).keys())
meta_fields = getattr(form.Meta, 'fields')
fields_to_render = list_intersection(current_fields, meta_fields)
left_fields_to_render = list_difference(fields_to_render, form.rendered_fields)
for field in left_fields_to_render:
# We still respect the configuration of the helper
# regarding which fields to render
if (
self.render_unmentioned_fields or
(self.render_hidden_fields and
form.fields[field].widget.is_hidden) or
(self.render_required_fields and
form.fields[field].widget.is_required)
):
html += render_field(field, form, self.form_style, context)
return mark_safe(html)
def render_layout(self, form, context, template_pack=TEMPLATE_PACK):
"""
Returns safe html of the rendering of the layout
"""
form.rendered_fields = set()
form.crispy_field_template = self.field_template
# This renders the specified Layout strictly
html = self.layout.render(
form,
self.form_style,
context,
template_pack=template_pack
)
# Rendering some extra fields if specified
if self.render_unmentioned_fields or self.render_hidden_fields or self.render_required_fields:
fields = set(form.fields.keys())
left_fields_to_render = fields - form.rendered_fields
for field in left_fields_to_render:
if (
self.render_unmentioned_fields or
self.render_hidden_fields and form.fields[field].widget.is_hidden or
self.render_required_fields and form.fields[field].widget.is_required
):
html += render_field(
field,
form,
self.form_style,
context,
template_pack=template_pack
)
# If the user has Meta.fields defined, not included in the layout,
# we suppose they need to be rendered
if hasattr(form, 'Meta'):
if hasattr(form.Meta, 'fields'):
current_fields = tuple(getattr(form, 'fields', {}).keys())
meta_fields = getattr(form.Meta, 'fields')
fields_to_render = list_intersection(current_fields, meta_fields)
left_fields_to_render = list_difference(fields_to_render, form.rendered_fields)
for field in left_fields_to_render:
# We still respect the configuration of the helper
# regarding which fields to render
if (
self.render_unmentioned_fields or
(self.render_hidden_fields and
form.fields[field].widget.is_hidden) or
(self.render_required_fields and
form.fields[field].widget.is_required)
):
html += render_field(field, form, self.form_style, context)
return mark_safe(html)
def test_list_intersection():
assert list_intersection([1, 3], [2, 3]) == [3]
