from django.db import models
from django import forms
from django.core.exceptions import FieldError
+from django.utils.text import capfirst
from philo.models.base import Entity
from philo.signals import entity_class_prepared
def __init__(self, *args, **kwargs):
if self.descriptor_class is None:
raise NotImplementedError('EntityProxyField subclasses must specify a descriptor_class.')
+ self.verbose_name = kwargs.get('verbose_name', None)
+ self.help_text = kwargs.get('help_text', None)
def actually_contribute_to_class(self, sender, **kwargs):
sender._entity_meta.add_proxy_field(self)
if issubclass(cls, Entity):
self.name = name
self.attname = name
+ if self.verbose_name is None and name:
+ self.verbose_name = name.replace('_', ' ')
entity_class_prepared.connect(self.actually_contribute_to_class, sender=cls)
else:
raise FieldError('%s instances can only be declared on Entity subclasses.' % self.__class__.__name__)
class AttributeField(EntityProxyField):
descriptor_class = AttributeFieldDescriptor
- def __init__(self, key, field_template=None):
+ def __init__(self, field_template=None, key=None, **kwargs):
+ super(AttributeField, self).__init__(**kwargs)
self.key = key
if field_template is None:
field_template = models.CharField(max_length=255)
self.field_template = field_template
- def formfield(self, *args, **kwargs):
- field = self.field_template.formfield(*args, **kwargs)
- field.required = False
- return field
+ def contribute_to_class(self, cls, name):
+ super(AttributeField, self).contribute_to_class(cls, name)
+ if self.key is None:
+ self.key = name
+
+ def formfield(self, **kwargs):
+ defaults = {'required': False, 'label': capfirst(self.verbose_name), 'help_text': self.help_text}
+ defaults.update(kwargs)
+ return self.field_template.formfield(**defaults)
class RelationshipFieldDescriptor(object):
class RelationshipField(EntityProxyField):
descriptor_class = RelationshipFieldDescriptor
- def __init__(self, key, model, limit_choices_to=None):
+ def __init__(self, model, limit_choices_to=None, key=None, **kwargs):
+ super(RelationshipField, self).__init__(**kwargs)
self.key = key
self.model = model
if limit_choices_to is None:
limit_choices_to = {}
self.limit_choices_to = limit_choices_to
+ def contribute_to_class(self, cls, name):
+ super(RelationshipField, self).contribute_to_class(cls, name)
+ if self.key is None:
+ self.key = name
+
def formfield(self, form_class=forms.ModelChoiceField, **kwargs):
- field = form_class(self.model._default_manager.complex_filter(self.limit_choices_to), **kwargs)
- field.required = False
- return field
+ defaults = {'required': False, 'label': capfirst(self.verbose_name), 'help_text': self.help_text}
+ defaults.update(kwargs)
+ return form_class(self.model._default_manager.complex_filter(self.limit_choices_to), **defaults)
def value_from_object(self, obj):
relobj = super(RelationshipField, self).value_from_object(obj)