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##############################################################################
#
# TemplateFields - DTML and ZPT fields for Archetypes
# Copyright (C) 2005 Klein & Partner KEG
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
##############################################################################
"""
$Id: _field.py 5548 2006-01-16 16:19:34Z yenzenz $
"""
from AccessControl import ClassSecurityInfo
from OFS.DTMLMethod import DTMLMethod
from Products.PageTemplates.ZopePageTemplate import ZopePageTemplate
from Products.Archetypes.public import ObjectField, TextAreaWidget
from Products.Archetypes.Registry import registerField
class DTMLField(ObjectField):
_properties = ObjectField._properties.copy()
_properties.update({
'type' : 'dtml',
'default': '<dtml-var title_or_id>',
'default_content_type' : 'text/plain',
'required': True,
'widget': TextAreaWidget(visible={'view': 'invisible',
'edit': 'visible'}),
'validators': ('dtmlvalidator',)
})
security = ClassSecurityInfo()
security.declarePrivate('get')
def get(self, instance, **kwargs):
dtml = ObjectField.get(self, instance, **kwargs)
if not kwargs.has_key('client'):
kwargs['client'] = instance
value = dtml(**kwargs)
return value
security.declarePrivate('getRaw')
def getRaw(self, instance, **kwargs):
dtml = ObjectField.get(self, instance, **kwargs)
return dtml.read()
security.declarePrivate('set')
def set(self, instance, value, **kwargs):
if not isinstance(value, DTMLMethod):
dtml = DTMLMethod(self.getName())
dtml.munge(value)
value = dtml
ObjectField.set(self, instance, value, **kwargs)
def getDefault(self, instance):
value = ObjectField.getDefault(self, instance)
dtml = DTMLMethod(self.getName())
dtml.munge(value)
return dtml.__of__(instance)
registerField(
DTMLField,
title="DTML Field",
description=("A field that stores and renders DTML Methods")
)
class ZPTField(ObjectField):
_properties = ObjectField._properties.copy()
_properties.update({
'type' : 'zpt',
'default': '<span tal:replace="here/title_or_id" />',
'default_content_type' : 'text/plain',
'required': True,
'widget': TextAreaWidget(visible={'view': 'invisible',
'edit': 'visible'}),
'validators': ('zptvalidator',)
})
security = ClassSecurityInfo()
security.declarePrivate('get')
def get(self, instance, **kwargs):
zpt = ObjectField.get(self, instance, **kwargs)
return zpt.pt_render(extra_context={'options': kwargs})
security.declarePrivate('getRaw')
def getRaw(self, instance, **kwargs):
zpt = ObjectField.get(self, instance, **kwargs)
return zpt.read()
security.declarePrivate('set')
def set(self, instance, value, **kwargs):
if not isinstance(value, ZopePageTemplate):
zpt = ZopePageTemplate(self.getName())
zpt.write(value)
value = zpt
ObjectField.set(self, instance, value, **kwargs)
def getDefault(self, instance):
value = ObjectField.getDefault(self, instance)
zpt = ZopePageTemplate(self.getName())
zpt.write(value)
return zpt.__of__(instance)
registerField(
ZPTField,
title="ZPT Field",
description=("A field that stores and renders Page Templates")
)
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