X-Git-Url: http://git.ithinksw.org/philo.git/blobdiff_plain/82e22de23b182353e35aa4e2fde0c08f4df5653f..c8b4a272fa6f3c5023a00342b4a5e745f77aa2c7:/models/fields.py?ds=sidebyside

diff --git a/models/fields.py b/models/fields.py
index 9fc2dfb..dbf1886 100644
--- a/models/fields.py
+++ b/models/fields.py
@@ -1,8 +1,10 @@
 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
+from philo.validators import TemplateValidator
 
 
 __all__ = ('AttributeField', 'RelationshipField')
@@ -14,6 +16,8 @@ class EntityProxyField(object):
 	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)
@@ -23,6 +27,8 @@ class EntityProxyField(object):
 		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__)
@@ -65,16 +71,22 @@ class AttributeFieldDescriptor(object):
 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):
@@ -111,18 +123,38 @@ 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)
-		return getattr(relobj, 'pk', None)
\ No newline at end of file
+		return getattr(relobj, 'pk', None)
+
+
+class TemplateField(models.TextField):
+	def __init__(self, allow=None, disallow=None, secure=True, *args, **kwargs):
+		super(TemplateField, self).__init__(*args, **kwargs)
+		self.validators.append(TemplateValidator(allow, disallow, secure))
+
+
+try:
+	from south.modelsinspector import add_introspection_rules
+except ImportError:
+	pass
+else:
+	add_introspection_rules([], ["^philo\.models\.fields\.TemplateField"])
\ No newline at end of file