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config_models.py
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config_models.py
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# -*- coding: UTF-8 -*-
# Copyright (C) 2011 Juan David Ibáñez Palomar <[email protected]>
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
# Import from itools
from itools.gettext import MSG
# Import from ikaaro
from autoadd import AutoAdd
from autoedit import AutoEdit
from autoform import CheckboxWidget, RadioWidget, SelectWidget
from buttons import Remove_BrowseButton
from config import Configuration
from config_common import NewResource_Local
from fields import Boolean_Field, Date_Field, Email_Field, Integer_Field
from fields import Select_Field, Text_Field, Textarea_Field
from folder import Folder
from folder_views import Folder_BrowseContent
from order import OrderedFolder, OrderedFolder_BrowseContent
from resource_ import DBResource
class FieldType_Field(Select_Field):
options = [
{'name': 'boolean', 'value': MSG(u'Boolean')},
{'name': 'date', 'value': MSG(u'Date')},
{'name': 'email', 'value': MSG(u'Email')},
{'name': 'integer', 'value': MSG(u'Integer')},
{'name': 'text', 'value': MSG(u'Text')},
{'name': 'textarea', 'value': MSG(u'Textarea')}]
fields_map = {
'boolean': Boolean_Field,
'date': Date_Field,
'email': Email_Field,
'integer': Integer_Field,
'text': Text_Field,
'textarea': Textarea_Field}
class ModelField_Base(DBResource):
# Fields
required = Boolean_Field(title=MSG(u'Required'))
multiple = Boolean_Field(title=MSG(u'Multiple'))
tip = Text_Field(title=MSG(u'Tip'))
def get_owner(self):
return self.parent.get_owner()
def set_value(self, name, value, language=None):
proxy = super(ModelField_Base, self)
has_changed = proxy.set_value(name, value, language)
if has_changed:
class_id = str(self.parent.abspath)
self.database._resources_registry.pop(class_id, None)
return has_changed
def get_field_kw(self, field):
return {'multiple': self.get_value('multiple'),
'required': self.get_value('required'),
'title': self.get_title(),
'widget': field.widget(tip=self.get_value('tip'))}
# Views
_fields = ['title', 'required', 'multiple', 'tip']
new_instance = AutoAdd(fields=_fields, automatic_resource_name=True)
edit = AutoEdit(fields=_fields)
class ModelField_Inherited(ModelField_Base):
class_id = 'model-field-inherited'
class_title = MSG(u'Inherited field')
class_views = ['edit', 'commit_log']
class ModelField_Standard(ModelField_Base):
class_id = 'model-field-standard'
class_title = MSG(u'Standard field')
# Fields
field_type = FieldType_Field(required=True, title=MSG(u'Field type'))
# API
def build_field(self):
field_type = self.get_value('field_type')
field = self.field_type.fields_map[field_type]
field_kw = self.get_field_kw(field)
return field(**field_kw)
# Views
class_views = ['edit', 'commit_log']
_fields = ModelField_Base._fields + ['field_type']
new_instance = ModelField_Base.new_instance(fields=_fields)
edit = AutoEdit(fields=_fields)
class Choice(DBResource):
class_id = 'model-field-choice'
class_title = MSG(u'Choice')
# Views
class_views = ['edit', 'commit_log']
new_instance = AutoAdd(fields=['title'])
class ModelField_Choices_Browse(OrderedFolder_BrowseContent):
search_widgets = None
depth = 1
table_columns = [
('checkbox', None),
('icon', None),
('abspath', MSG(u'Path')),
('title', MSG(u'Title')),
('format', MSG(u'Type')),
('mtime', MSG(u'Last Modified')),
('last_author', MSG(u'Last Author')),
('order', MSG(u'Order'))]
table_actions = [Remove_BrowseButton]
class ChoicesWidget_Field(Select_Field):
options = [{'name': 'radio-checkbox', 'value': u'Radio/Checkbox'},
{'name': 'select', 'value': u'Select'}]
class ModelField_Choices(OrderedFolder, ModelField_Base):
class_id = 'model-field-choices'
class_title = MSG(u'Choices field')
# Fields
choices_widget = ChoicesWidget_Field(title=MSG(u'Widget to use'),
required=True)
def get_document_types(self):
return [Choice]
# API
def build_field(self):
options = [ {'name': x.name, 'value': x.get_title()}
for x in self.get_resources_in_order() ]
field = Select_Field(widget=self.get_widget())
field_kw = self.get_field_kw(field)
return field(options=options, **field_kw)
def get_widget(self):
if self.get_value('choices_widget') == 'radio-checkbox':
if self.get_value('multiple'):
return CheckboxWidget
return RadioWidget
return SelectWidget
# Views
class_views = ['browse_content', 'add_choice', 'edit', 'commit_log']
browse_content = ModelField_Choices_Browse
add_choice = NewResource_Local(title=MSG(u'Add choice'))
_fields = ModelField_Base._fields + ['choices_widget']
new_instance = ModelField_Base.new_instance(fields=_fields)
edit = AutoEdit(fields=_fields)
###########################################################################
# The model resource
###########################################################################
class Model_NewInstance(AutoAdd):
fields = ['title']
def make_new_resource(self, resource, context, form):
proxy = super(Model_NewInstance, self)
child = proxy.make_new_resource(resource, context, form)
if child is None:
return
# Create the inherited fields
for field_name, field in child.base_class.get_fields():
if not field.readonly:
child.make_resource(field_name, ModelField_Inherited)
# Ok
return child
class Model_Browse(OrderedFolder_BrowseContent):
search_widgets = None
depth = 1
table_columns = [
('checkbox', None),
('icon', None),
('abspath', MSG(u'Path')),
('title', MSG(u'Title')),
('format', MSG(u'Type')),
('mtime', MSG(u'Last Modified')),
('last_author', MSG(u'Last Author')),
('order', MSG(u'Order'))]
table_actions = [Remove_BrowseButton]
class Model(OrderedFolder):
class_id = '-model'
class_title = MSG(u'Base model')
class_description = MSG(u'...')
# Fields
title = Folder.title(required=True)
# Views
class_views = ['browse_content', 'add_field', 'edit', 'commit_log']
browse_content = Model_Browse
new_instance = Model_NewInstance
add_field = NewResource_Local(title=MSG(u'Add field'))
# Order configuration
allow_to_unorder_items = True
def get_document_types(self):
return [ModelField_Standard, ModelField_Choices]
@property
def __fixed_handlers__(self):
return []
# XXX To allow ordering, resources should not be fixed handlers
#return [ x.name for x in self.get_resources()
# if isinstance(x, ModelField_Inherited) ]
def get_model_fields(self):
"""Return the resources that represent a field.
"""
return [ x for x in self.get_resources_in_order()
if isinstance(x, ModelField_Base) ]
def build_resource_class(self):
# bases
base_class = self.base_class
bases = (base_class,)
# dict
title = self.get_value('title')
class_dict = {
'class_id': str(self.abspath),
'class_title': MSG(title) if title else base_class.class_title,
'fields_soft': True, # dynamic classes are fragile
}
fields = []
for field_name in base_class.fields:
field = base_class.get_field(field_name)
if field and field.readonly:
fields.append(field_name)
for resource in self.get_model_fields():
field_name = resource.name
if not isinstance(resource, ModelField_Inherited):
class_dict[field_name] = resource.build_field()
fields.append(field_name)
class_dict['fields'] = fields
return type(self.name, bases, class_dict)
def set_value(self, name, value, language=None):
has_changed = super(Model, self).set_value(name, value, language)
if has_changed:
class_id = str(self.abspath)
self.database._resources_registry.pop(class_id, None)
return has_changed
###########################################################################
# The configuration
###########################################################################
class ConfigModels_Browse(Folder_BrowseContent):
search_widgets = None
depth = 1
table_columns = [
('checkbox', None),
('abspath', MSG(u'Path')),
('title', MSG(u'Title')),
('base_class', MSG(u'Base class')),
('mtime', MSG(u'Last Modified')),
('last_author', MSG(u'Last Author'))]
table_actions = [Remove_BrowseButton]
class ConfigModels(Folder):
class_id = 'config-models'
class_title = MSG(u'Content models')
class_description = MSG(u'Define new types of content resources.')
# Configuration
config_name = 'models'
config_group = 'content'
# Views
class_views = ['browse_content', 'add_model', 'edit', 'commit_log']
browse_content = ConfigModels_Browse
add_model = NewResource_Local(title=MSG(u'Add model'))
def get_document_types(self):
return [Model]
# Register
#Configuration.register_module(ConfigModels)