diff options
Diffstat (limited to 'rest_framework/serializers.py')
| -rw-r--r-- | rest_framework/serializers.py | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/rest_framework/serializers.py b/rest_framework/serializers.py index 8d2e0feb..8e945688 100644 --- a/rest_framework/serializers.py +++ b/rest_framework/serializers.py @@ -32,6 +32,13 @@ from rest_framework.relations import * from rest_framework.fields import * +def pretty_name(name): + """Converts 'first_name' to 'First name'""" + if not name: + return '' + return name.replace('_', ' ').capitalize() + + class RelationsList(list): _deleted = [] @@ -301,14 +308,16 @@ class BaseSerializer(WritableField): """ ret = self._dict_class() ret.fields = self._dict_class() - ret.empty = obj is None for field_name, field in self.fields.items(): + if field.read_only and obj is None: + continue field.initialize(parent=self, field_name=field_name) key = self.get_field_key(field_name) value = field.field_to_native(obj, field_name) ret[key] = value - ret.fields[key] = field + ret.fields[key] = self.augment_field(field, field_name, key, value) + return ret def from_native(self, data, files): @@ -316,6 +325,7 @@ class BaseSerializer(WritableField): Deserialize primitives -> objects. """ self._errors = {} + if data is not None or files is not None: attrs = self.restore_fields(data, files) if attrs is not None: @@ -326,6 +336,15 @@ class BaseSerializer(WritableField): if not self._errors: return self.restore_object(attrs, instance=getattr(self, 'object', None)) + def augment_field(self, field, field_name, key, value): + # This horrible stuff is to manage serializers rendering to HTML + field._errors = self._errors.get(key) if self._errors else None + field._name = field_name + field._value = self.init_data.get(key) if self._errors and self.init_data else value + if not field.label: + field.label = pretty_name(key) + return field + def field_to_native(self, obj, field_name): """ Override default so that the serializer can be used as a nested field |