def update(self):
engine = pagetemplatefile.getEngine()
context = aq_inner(self.context)
sort_info = context.restrictedTraverse(
'@@sort_info').getSortInfo()
crit_fields, criteria = context.restrictedTraverse(
'@@criteria_form').criteriaFields()
columns = getattr(context, 'columns', ())
ordered = []
sorts = {}
has_filters = False
has_sums = False
for column_obj in columns and columns.contentValues():
field = column_obj.Field()
column = dict(
field=field,
name=column_obj.Title(),
link=column_obj.getLink(),
id_=column_obj.getId(),
)
sort = column_obj.getSort()
if sort:
sort_crit = context[sort]
sort_field = sort_crit.Field()
column['sort'] = sort_field
sorts[sort_field] = sort_crit.getId()
# Remove column sorts from the batch_macro sorts.
# Only want to do this for views that use columns so
# we modify the values from the sort_info view.
# TODO This depends on memoize, maybe inappropriate
sort_info['ids'].remove(sort_field)
filter_ = column_obj.getFilter()
if filter_:
has_filters = True
filter_field = context[filter_].Field()
column['filter_'] = criteria[filter_field]
# Remove column filters from the form criteria fields.
# Only want to do this for views that use columns so
# we modify the values from the criteria_form view.
# TODO This depends on memoize, maybe inappropriate
crit_fields.remove(filter_field)
expr = column_obj.getExpression()
if expr:
key, expr = taldefs.parseSubstitution(expr)
column['expr'] = engine.compile(expr)
column['structure'] = (key == 'structure')
column['has_sum'] = has_sum = column_obj.getSum()
if has_sum:
has_sums = True
ordered.append(column)
return ordered, sorts, has_filters, has_sums
def initialize(context):
from ftw.simplelayout.browser.provider import SimplelayoutExpression
from Products.Five.browser.pagetemplatefile import getEngine
from zope.tales.tales import RegistrationError
zope_engine = getEngine()
try:
zope_engine.registerType('simplelayout', SimplelayoutExpression)
except RegistrationError:
# zope.reload support
pass
try:
from five.pt import engine
from ftw.simplelayout.browser.provider import (
ChameleonSimplelayoutExpression
)
except ImportError:
pass
else:
engine.Program.expression_types[
'simplelayout'] = ChameleonSimplelayoutExpression
def pt_getEngine(self):
return getEngine()
def pt_getEngine(self):
return getEngine()
