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Renamed ForeignObject.related_field to target_field

This commit is contained in:
Anssi Kääriäinen 2015-02-26 16:02:29 +02:00 committed by Tim Graham
parent d43aa28f67
commit f9c70bb3a1
2 changed files with 11 additions and 11 deletions
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4
django/db/models/base.py
View File

@ -593,10 +593,10 @@ class Model(six.with_metaclass(ModelBase)):
continue
setattr(self, field.attname, getattr(db_instance, field.attname))
# Throw away stale foreign key references.
if field.rel and field.get_cache_name() in self.__dict__:
if field.is_relation and field.get_cache_name() in self.__dict__:
rel_instance = getattr(self, field.get_cache_name())
local_val = getattr(db_instance, field.attname)
related_val = None if rel_instance is None else getattr(rel_instance, field.related_field.attname)
related_val = None if rel_instance is None else getattr(rel_instance, field.target_field.attname)
if local_val != related_val:
del self.__dict__[field.get_cache_name()]
self._state.db = db_instance._state.db

18
django/db/models/fields/related.py
View File

@ -1082,7 +1082,7 @@ def create_many_related_manager(superclass, rel, reverse):
self.clear()
self.add(*objs)
else:
old_ids = set(self.using(db).values_list(self.target_field.related_field.attname, flat=True))
old_ids = set(self.using(db).values_list(self.target_field.target_field.attname, flat=True))
new_objs = []
for obj in objs:
@ -1224,7 +1224,7 @@ def create_many_related_manager(superclass, rel, reverse):
target_model_qs = super(ManyRelatedManager, self).get_queryset()
if target_model_qs._has_filters():
old_vals = target_model_qs.using(db).filter(**{
'%s__in' % self.target_field.related_field.attname: old_ids})
'%s__in' % self.target_field.target_field.attname: old_ids})
else:
old_vals = old_ids
filters = self._build_remove_filters(old_vals)
@ -1941,7 +1941,7 @@ class ForeignKey(ForeignObject):
return name, path, args, kwargs
@property
def related_field(self):
def target_field(self):
return self.foreign_related_fields[0]
def get_reverse_path_info(self):
@ -1987,19 +1987,19 @@ class ForeignKey(ForeignObject):
"Here we check if the default value is an object and return the to_field if so."
field_default = super(ForeignKey, self).get_default()
if isinstance(field_default, self.rel.to):
return getattr(field_default, self.related_field.attname)
return getattr(field_default, self.target_field.attname)
return field_default
def get_db_prep_save(self, value, connection):
if value is None or (value == '' and
(not self.related_field.empty_strings_allowed or
(not self.target_field.empty_strings_allowed or
connection.features.interprets_empty_strings_as_nulls)):
return None
else:
return self.related_field.get_db_prep_save(value, connection=connection)
return self.target_field.get_db_prep_save(value, connection=connection)
def get_db_prep_value(self, value, connection, prepared=False):
return self.related_field.get_db_prep_value(value, connection, prepared)
return self.target_field.get_db_prep_value(value, connection, prepared)
def value_to_string(self, obj):
if not obj:
@ -2039,7 +2039,7 @@ class ForeignKey(ForeignObject):
# in which case the column type is simply that of an IntegerField.
# If the database needs similar types for key fields however, the only
# thing we can do is making AutoField an IntegerField.
rel_field = self.related_field
rel_field = self.target_field
if (isinstance(rel_field, AutoField) or
(not connection.features.related_fields_match_type and
isinstance(rel_field, (PositiveIntegerField,
@ -2062,7 +2062,7 @@ class ForeignKey(ForeignObject):
return converters
def get_col(self, alias, output_field=None):
return super(ForeignKey, self).get_col(alias, output_field or self.related_field)
return super(ForeignKey, self).get_col(alias, output_field or self.target_field)
class OneToOneField(ForeignKey):