mirror of
https://github.com/encode/django-rest-framework.git
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Add better date / datetime validation (pull 2)
addition to #631 with update to master + timefield support
This commit is contained in:
Stephan Groß
parent
8da83f0df9
commit
bfff356dd3
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@ -185,12 +185,20 @@ Corresponds to `django.forms.fields.RegexField`
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A date representation.
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Uses `DATE_INPUT_FORMATS` to validate date.
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Optionally takes `format` as parameter to replace the matching pattern.
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Corresponds to `django.db.models.fields.DateField`
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## DateTimeField
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A date and time representation.
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Uses `DATETIME_INPUT_FORMATS` to validate date_time.
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Optionally takes `format` as parameter to replace the matching pattern.
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Corresponds to `django.db.models.fields.DateTimeField`
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When using `ModelSerializer` or `HyperlinkedModelSerializer`, note that any model fields with `auto_now=True` or `auto_now_add=True` will use serializer fields that are `read_only=True` by default.
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@ -207,6 +215,10 @@ If you want to override this behavior, you'll need to declare the `DateTimeField
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A time representation.
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Uses `TIME_INPUT_FORMATS` to validate time.
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Optionally takes `format` as parameter to replace the matching pattern.
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Corresponds to `django.db.models.fields.TimeField`
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## IntegerField
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@ -44,6 +44,9 @@ You can determine your currently installed version using `pip freeze`:
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* Bugfix for serializer data being uncacheable with pickle protocol 0.
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* Bugfixes for model field validation edge-cases.
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* Support `DATE_INPUT_FORMATS` for `DateField` validation
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* Support `DATETIME_INPUT_FORMATS` for `DateTimeField` validation
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* Support `TIME_INPUT_FORMATS` for `TimeField` validation
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### 2.2.1
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@ -19,6 +19,7 @@ from rest_framework.compat import BytesIO
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from rest_framework.compat import six
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from rest_framework.compat import smart_text
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from rest_framework.compat import parse_time
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from rest_framework.utils.dates import get_readable_date_format
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def is_simple_callable(obj):
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@ -447,13 +448,14 @@ class DateField(WritableField):
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form_field_class = forms.DateField
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default_error_messages = {
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'invalid': _("'%s' value has an invalid date format. It must be "
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"in YYYY-MM-DD format."),
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'invalid_date': _("'%s' value has the correct format (YYYY-MM-DD) "
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"but it is an invalid date."),
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'invalid': _(u"Date has wrong format. Use one of these formats instead: %s"),
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}
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empty = None
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def __init__(self, *args, **kwargs):
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self.format = kwargs.pop('format', settings.DATE_INPUT_FORMATS)
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super(DateField, self).__init__(*args, **kwargs)
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def from_native(self, value):
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if value in validators.EMPTY_VALUES:
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return None
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@ -468,15 +470,16 @@ class DateField(WritableField):
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if isinstance(value, datetime.date):
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return value
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try:
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parsed = parse_date(value)
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if parsed is not None:
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return parsed
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except (ValueError, TypeError):
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msg = self.error_messages['invalid_date'] % value
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raise ValidationError(msg)
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for format in self.format:
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try:
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parsed = datetime.datetime.strptime(value, format)
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except (ValueError, TypeError):
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pass
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else:
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return parsed.date()
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msg = self.error_messages['invalid'] % value
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date_input_formats = '; '.join(self.format)
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msg = self.error_messages['invalid'] % get_readable_date_format(date_input_formats)
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raise ValidationError(msg)
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@ -486,16 +489,14 @@ class DateTimeField(WritableField):
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form_field_class = forms.DateTimeField
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default_error_messages = {
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'invalid': _("'%s' value has an invalid format. It must be in "
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"YYYY-MM-DD HH:MM[:ss[.uuuuuu]][TZ] format."),
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'invalid_date': _("'%s' value has the correct format "
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"(YYYY-MM-DD) but it is an invalid date."),
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'invalid_datetime': _("'%s' value has the correct format "
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"(YYYY-MM-DD HH:MM[:ss[.uuuuuu]][TZ]) "
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"but it is an invalid date/time."),
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'invalid': _(u"Datetime has wrong format. Use one of these formats instead: %s"),
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}
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empty = None
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def __init__(self, *args, **kwargs):
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self.format = kwargs.pop('format', settings.DATETIME_INPUT_FORMATS)
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super(DateTimeField, self).__init__(*args, **kwargs)
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def from_native(self, value):
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if value in validators.EMPTY_VALUES:
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return None
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@ -516,23 +517,16 @@ class DateTimeField(WritableField):
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value = timezone.make_aware(value, default_timezone)
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return value
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try:
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parsed = parse_datetime(value)
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if parsed is not None:
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for format in self.format:
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try:
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parsed = datetime.datetime.strptime(value, format)
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except (ValueError, TypeError):
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pass
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else:
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return parsed
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except (ValueError, TypeError):
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msg = self.error_messages['invalid_datetime'] % value
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raise ValidationError(msg)
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try:
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parsed = parse_date(value)
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if parsed is not None:
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return datetime.datetime(parsed.year, parsed.month, parsed.day)
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except (ValueError, TypeError):
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msg = self.error_messages['invalid_date'] % value
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raise ValidationError(msg)
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msg = self.error_messages['invalid'] % value
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datetime_input_formats = '; '.join(self.format)
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msg = self.error_messages['invalid'] % get_readable_date_format(datetime_input_formats)
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raise ValidationError(msg)
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@ -542,11 +536,14 @@ class TimeField(WritableField):
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form_field_class = forms.TimeField
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default_error_messages = {
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'invalid': _("'%s' value has an invalid format. It must be a valid "
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"time in the HH:MM[:ss[.uuuuuu]] format."),
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'invalid': _(u"Time has wrong format. Use one of these formats instead: %s"),
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}
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empty = None
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def __init__(self, *args, **kwargs):
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self.format = kwargs.pop('format', settings.TIME_INPUT_FORMATS)
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super(TimeField, self).__init__(*args, **kwargs)
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def from_native(self, value):
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if value in validators.EMPTY_VALUES:
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return None
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@ -554,13 +551,17 @@ class TimeField(WritableField):
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if isinstance(value, datetime.time):
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return value
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try:
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parsed = parse_time(value)
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assert parsed is not None
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return parsed
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except (ValueError, TypeError):
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msg = self.error_messages['invalid'] % value
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raise ValidationError(msg)
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for format in self.format:
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try:
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parsed = datetime.datetime.strptime(value, format)
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except (ValueError, TypeError):
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pass
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else:
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return parsed.time()
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time_input_formats = '; '.join(self.format)
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msg = self.error_messages['invalid'] % get_readable_date_format(time_input_formats)
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raise ValidationError(msg)
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class IntegerField(WritableField):
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@ -3,9 +3,13 @@ General serializer field tests.
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"""
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from __future__ import unicode_literals
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import datetime
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import django
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from django.db import models
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from django.test import TestCase
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from django.core import validators
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from django.utils import unittest
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from rest_framework import serializers
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@ -18,6 +22,21 @@ class CharPrimaryKeyModel(models.Model):
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id = models.CharField(max_length=20, primary_key=True)
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class DateObject(object):
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def __init__(self, date):
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self.date = date
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class DateTimeObject(object):
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def __init__(self, date_time):
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self.date_time = date_time
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class TimeObject(object):
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def __init__(self, time):
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self.time = time
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class TimestampedModelSerializer(serializers.ModelSerializer):
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class Meta:
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model = TimestampedModel
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@ -28,6 +47,66 @@ class CharPrimaryKeyModelSerializer(serializers.ModelSerializer):
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model = CharPrimaryKeyModel
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class DateObjectSerializer(serializers.Serializer):
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date = serializers.DateField()
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def restore_object(self, attrs, instance=None):
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if instance is not None:
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instance.date = attrs['date']
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return instance
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return DateObject(**attrs)
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class DateObjectCustomFormatSerializer(serializers.Serializer):
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date = serializers.DateField(format=("%Y", "%Y -- %m"))
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def restore_object(self, attrs, instance=None):
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if instance is not None:
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instance.date = attrs['date']
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return instance
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return DateObject(**attrs)
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class DateTimeObjectSerializer(serializers.Serializer):
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date_time = serializers.DateTimeField()
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def restore_object(self, attrs, instance=None):
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if instance is not None:
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instance.date_time = attrs['date_time']
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return instance
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return DateTimeObject(**attrs)
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class DateTimeObjectCustomFormatSerializer(serializers.Serializer):
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date_time = serializers.DateTimeField(format=("%Y", "%Y %H:%M"))
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def restore_object(self, attrs, instance=None):
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if instance is not None:
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instance.date_time = attrs['date_time']
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return instance
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return DateTimeObject(**attrs)
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class TimeObjectSerializer(serializers.Serializer):
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time = serializers.TimeField()
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def restore_object(self, attrs, instance=None):
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if instance is not None:
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instance.time = attrs['time']
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return instance
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return TimeObject(**attrs)
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class TimeObjectCustomFormatSerializer(serializers.Serializer):
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time = serializers.TimeField(format=("%H -- %M", "%H%M%S"))
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def restore_object(self, attrs, instance=None):
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if instance is not None:
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instance.time = attrs['time']
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return instance
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return TimeObject(**attrs)
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class TimeFieldModel(models.Model):
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clock = models.TimeField()
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@ -59,37 +138,275 @@ class BasicFieldTests(TestCase):
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serializer = CharPrimaryKeyModelSerializer()
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self.assertEquals(serializer.fields['id'].read_only, False)
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def test_TimeField_from_native(self):
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class DateFieldTest(TestCase):
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def test_valid_default_date_input_formats(self):
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serializer = DateObjectSerializer(data={'date': '1984-07-31'})
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self.assertTrue(serializer.is_valid())
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serializer = DateObjectSerializer(data={'date': '07/31/1984'})
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self.assertTrue(serializer.is_valid())
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serializer = DateObjectSerializer(data={'date': '07/31/84'})
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self.assertTrue(serializer.is_valid())
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serializer = DateObjectSerializer(data={'date': 'Jul 31 1984'})
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self.assertTrue(serializer.is_valid())
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serializer = DateObjectSerializer(data={'date': 'Jul 31, 1984'})
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self.assertTrue(serializer.is_valid())
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serializer = DateObjectSerializer(data={'date': '31 Jul 1984'})
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self.assertTrue(serializer.is_valid())
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serializer = DateObjectSerializer(data={'date': '31 Jul 1984'})
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self.assertTrue(serializer.is_valid())
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serializer = DateObjectSerializer(data={'date': 'July 31 1984'})
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self.assertTrue(serializer.is_valid())
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serializer = DateObjectSerializer(data={'date': 'July 31, 1984'})
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self.assertTrue(serializer.is_valid())
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serializer = DateObjectSerializer(data={'date': '31 July 1984'})
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self.assertTrue(serializer.is_valid())
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serializer = DateObjectSerializer(data={'date': '31 July, 1984'})
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self.assertTrue(serializer.is_valid())
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def test_valid_custom_date_input_formats(self):
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serializer = DateObjectCustomFormatSerializer(data={'date': '1984'})
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self.assertTrue(serializer.is_valid())
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serializer = DateObjectCustomFormatSerializer(data={'date': '1984 -- 07'})
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self.assertTrue(serializer.is_valid())
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def test_wrong_default_date_input_format(self):
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serializer = DateObjectSerializer(data={'date': 'something wrong'})
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self.assertFalse(serializer.is_valid())
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self.assertEquals(serializer.errors, {'date': [u'Date has wrong format. Use one of these formats instead: '
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u'YYYY-MM-DD; MM/DD/YYYY; MM/DD/YY; [Jan through Dec] DD YYYY; '
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u'[Jan through Dec] DD, YYYY; DD [Jan through Dec] YYYY; '
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u'DD [Jan through Dec], YYYY; [January through December] DD YYYY; '
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u'[January through December] DD, YYYY; DD [January through December] YYYY; '
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u'DD [January through December], YYYY']})
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def test_wrong_custom_date_input_format(self):
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serializer = DateObjectCustomFormatSerializer(data={'date': '07/31/1984'})
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self.assertFalse(serializer.is_valid())
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self.assertEquals(serializer.errors, {'date': [u'Date has wrong format. Use one of these formats instead: YYYY; YYYY -- MM']})
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def test_from_native(self):
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f = serializers.DateField()
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result = f.from_native('1984-07-31')
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self.assertEqual(datetime.date(1984, 7, 31), result)
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def test_from_native_datetime_date(self):
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"""
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Make sure from_native() accepts a datetime.date instance.
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"""
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f = serializers.DateField()
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result = f.from_native(datetime.date(1984, 7, 31))
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self.assertEqual(result, datetime.date(1984, 7, 31))
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def test_from_native_empty(self):
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f = serializers.DateField()
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result = f.from_native('')
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self.assertEqual(result, None)
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def test_from_native_invalid_date(self):
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f = serializers.DateField()
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try:
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f.from_native('1984-42-31')
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except validators.ValidationError as e:
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self.assertEqual(e.messages, [u'Date has wrong format. Use one of these formats instead: '
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u'YYYY-MM-DD; MM/DD/YYYY; MM/DD/YY; [Jan through Dec] DD YYYY; '
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u'[Jan through Dec] DD, YYYY; DD [Jan through Dec] YYYY; '
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u'DD [Jan through Dec], YYYY; [January through December] DD YYYY; '
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u'[January through December] DD, YYYY; DD [January through December] YYYY; '
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u'DD [January through December], YYYY'])
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else:
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self.fail("ValidationError was not properly raised")
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class DateTimeFieldTest(TestCase):
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def test_valid_default_date_time_input_formats(self):
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serializer = DateTimeObjectSerializer(data={'date_time': '1984-07-31 04:31:59'})
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self.assertTrue(serializer.is_valid())
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serializer = DateTimeObjectSerializer(data={'date_time': '1984-07-31 04:31'})
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self.assertTrue(serializer.is_valid())
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serializer = DateTimeObjectSerializer(data={'date_time': '1984-07-31'})
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self.assertTrue(serializer.is_valid())
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serializer = DateTimeObjectSerializer(data={'date_time': '07/31/1984 04:31:59'})
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self.assertTrue(serializer.is_valid())
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serializer = DateTimeObjectSerializer(data={'date_time': '07/31/1984 04:31'})
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self.assertTrue(serializer.is_valid())
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serializer = DateTimeObjectSerializer(data={'date_time': '07/31/1984'})
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self.assertTrue(serializer.is_valid())
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serializer = DateTimeObjectSerializer(data={'date_time': '07/31/84 04:31:59'})
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self.assertTrue(serializer.is_valid())
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serializer = DateTimeObjectSerializer(data={'date_time': '07/31/84 04:31'})
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self.assertTrue(serializer.is_valid())
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serializer = DateTimeObjectSerializer(data={'date_time': '07/31/84'})
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self.assertTrue(serializer.is_valid())
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@unittest.skipUnless(django.VERSION >= (1, 4), "django < 1.4 don't have microseconds in default settings")
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def test_valid_default_date_time_input_formats_for_django_gte_1_4(self):
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serializer = DateTimeObjectSerializer(data={'date_time': '1984-07-31 04:31:59.123456'})
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self.assertTrue(serializer.is_valid())
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serializer = DateTimeObjectSerializer(data={'date_time': '07/31/1984 04:31:59.123456'})
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self.assertTrue(serializer.is_valid())
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serializer = DateTimeObjectSerializer(data={'date_time': '07/31/84 04:31:59.123456'})
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self.assertTrue(serializer.is_valid())
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def test_valid_custom_date_time_input_formats(self):
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serializer = DateTimeObjectCustomFormatSerializer(data={'date_time': '1984'})
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self.assertTrue(serializer.is_valid())
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serializer = DateTimeObjectCustomFormatSerializer(data={'date_time': '1984 04:31'})
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self.assertTrue(serializer.is_valid())
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@unittest.skipUnless(django.VERSION >= (1, 4), "django < 1.4 don't have microseconds in default settings")
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def test_wrong_default_date_time_input_format_for_django_gte_1_4(self):
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serializer = DateTimeObjectSerializer(data={'date_time': 'something wrong'})
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self.assertFalse(serializer.is_valid())
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self.assertEquals(serializer.errors, {'date_time': [u'Datetime has wrong format. Use one of these formats instead: '
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||||
u'YYYY-MM-DD HH:MM:SS; YYYY-MM-DD HH:MM:SS.uuuuuu; YYYY-MM-DD HH:MM; '
|
||||
u'YYYY-MM-DD; MM/DD/YYYY HH:MM:SS; MM/DD/YYYY HH:MM:SS.uuuuuu; '
|
||||
u'MM/DD/YYYY HH:MM; MM/DD/YYYY; MM/DD/YY HH:MM:SS; '
|
||||
u'MM/DD/YY HH:MM:SS.uuuuuu; MM/DD/YY HH:MM; MM/DD/YY']})
|
||||
|
||||
@unittest.skipUnless(django.VERSION < (1, 4), "django >= 1.4 have microseconds in default settings")
|
||||
def test_wrong_default_date_time_input_format_for_django_lt_1_4(self):
|
||||
serializer = DateTimeObjectSerializer(data={'date_time': 'something wrong'})
|
||||
self.assertFalse(serializer.is_valid())
|
||||
self.assertEquals(serializer.errors, {'date_time': [u'Datetime has wrong format. Use one of these formats instead:'
|
||||
u' YYYY-MM-DD HH:MM:SS; YYYY-MM-DD HH:MM; YYYY-MM-DD; '
|
||||
u'MM/DD/YYYY HH:MM:SS; MM/DD/YYYY HH:MM; MM/DD/YYYY; '
|
||||
u'MM/DD/YY HH:MM:SS; MM/DD/YY HH:MM; MM/DD/YY']})
|
||||
|
||||
def test_wrong_custom_date_time_input_format(self):
|
||||
serializer = DateTimeObjectCustomFormatSerializer(data={'date_time': '07/31/84 04:31'})
|
||||
self.assertFalse(serializer.is_valid())
|
||||
self.assertEquals(serializer.errors, {'date_time': [u'Datetime has wrong format. Use one of these formats instead: YYYY; YYYY HH:MM']})
|
||||
|
||||
def test_from_native(self):
|
||||
f = serializers.DateTimeField()
|
||||
result = f.from_native('1984-07-31 04:31')
|
||||
|
||||
self.assertEqual(datetime.datetime(1984, 7, 31, 4, 31), result)
|
||||
|
||||
def test_from_native_datetime_datetime(self):
|
||||
"""
|
||||
Make sure from_native() accepts a datetime.date instance.
|
||||
"""
|
||||
f = serializers.DateTimeField()
|
||||
result = f.from_native(datetime.datetime(1984, 7, 31))
|
||||
|
||||
self.assertEqual(result, datetime.datetime(1984, 7, 31))
|
||||
|
||||
def test_from_native_empty(self):
|
||||
f = serializers.DateTimeField()
|
||||
result = f.from_native('')
|
||||
|
||||
self.assertEqual(result, None)
|
||||
|
||||
@unittest.skipUnless(django.VERSION >= (1, 4), "django < 1.4 don't have microseconds in default settings")
|
||||
def test_from_native_invalid_datetime(self):
|
||||
f = serializers.DateTimeField()
|
||||
|
||||
try:
|
||||
f.from_native('1984-42-31 04:31')
|
||||
except validators.ValidationError as e:
|
||||
self.assertEqual(e.messages, [u'Datetime has wrong format. Use one of these formats instead: '
|
||||
u'YYYY-MM-DD HH:MM:SS; YYYY-MM-DD HH:MM:SS.uuuuuu; YYYY-MM-DD HH:MM; '
|
||||
u'YYYY-MM-DD; MM/DD/YYYY HH:MM:SS; MM/DD/YYYY HH:MM:SS.uuuuuu; '
|
||||
u'MM/DD/YYYY HH:MM; MM/DD/YYYY; MM/DD/YY HH:MM:SS; '
|
||||
u'MM/DD/YY HH:MM:SS.uuuuuu; MM/DD/YY HH:MM; MM/DD/YY'])
|
||||
else:
|
||||
self.fail("ValidationError was not properly raised")
|
||||
|
||||
@unittest.skipUnless(django.VERSION < (1, 4), "django >= 1.4 have microseconds in default settings")
|
||||
def test_from_native_invalid_datetime(self):
|
||||
f = serializers.DateTimeField()
|
||||
|
||||
try:
|
||||
f.from_native('1984-42-31 04:31')
|
||||
except validators.ValidationError as e:
|
||||
self.assertEqual(e.messages, [u'Datetime has wrong format. Use one of these formats instead:'
|
||||
u' YYYY-MM-DD HH:MM:SS; YYYY-MM-DD HH:MM; YYYY-MM-DD; '
|
||||
u'MM/DD/YYYY HH:MM:SS; MM/DD/YYYY HH:MM; MM/DD/YYYY; '
|
||||
u'MM/DD/YY HH:MM:SS; MM/DD/YY HH:MM; MM/DD/YY'])
|
||||
else:
|
||||
self.fail("ValidationError was not properly raised")
|
||||
|
||||
|
||||
class TimeFieldTest(TestCase):
|
||||
def test_valid_default_time_input_formats(self):
|
||||
serializer = TimeObjectSerializer(data={'time': '04:31'})
|
||||
self.assertTrue(serializer.is_valid())
|
||||
|
||||
serializer = TimeObjectSerializer(data={'time': '04:31:59'})
|
||||
self.assertTrue(serializer.is_valid())
|
||||
|
||||
def test_valid_custom_time_input_formats(self):
|
||||
serializer = TimeObjectCustomFormatSerializer(data={'time': '04 -- 31'})
|
||||
self.assertTrue(serializer.is_valid())
|
||||
|
||||
serializer = TimeObjectCustomFormatSerializer(data={'time': '043159'})
|
||||
self.assertTrue(serializer.is_valid())
|
||||
|
||||
def test_wrong_default_time_input_format(self):
|
||||
serializer = TimeObjectSerializer(data={'time': 'something wrong'})
|
||||
self.assertFalse(serializer.is_valid())
|
||||
self.assertEquals(serializer.errors, {'time': [u'Time has wrong format. Use one of these formats instead: HH:MM:SS; HH:MM']})
|
||||
|
||||
def test_wrong_custom_time_input_format(self):
|
||||
serializer = TimeObjectCustomFormatSerializer(data={'time': '04:31'})
|
||||
self.assertFalse(serializer.is_valid())
|
||||
self.assertEquals(serializer.errors, {'time': [u'Time has wrong format. Use one of these formats instead: HH -- MM; HHMMSS']})
|
||||
|
||||
def test_from_native(self):
|
||||
f = serializers.TimeField()
|
||||
result = f.from_native('12:34:56.987654')
|
||||
result = f.from_native('12:34:56')
|
||||
|
||||
self.assertEqual(datetime.time(12, 34, 56, 987654), result)
|
||||
self.assertEqual(datetime.time(12, 34, 56), result)
|
||||
|
||||
def test_TimeField_from_native_datetime_time(self):
|
||||
def test_from_native_datetime_time(self):
|
||||
"""
|
||||
Make sure from_native() accepts a datetime.time instance.
|
||||
"""
|
||||
f = serializers.TimeField()
|
||||
result = f.from_native(datetime.time(12, 34, 56))
|
||||
|
||||
self.assertEqual(result, datetime.time(12, 34, 56))
|
||||
|
||||
def test_TimeField_from_native_empty(self):
|
||||
def test_from_native_empty(self):
|
||||
f = serializers.TimeField()
|
||||
result = f.from_native('')
|
||||
|
||||
self.assertEqual(result, None)
|
||||
|
||||
def test_TimeField_from_native_invalid_time(self):
|
||||
def test_from_native_invalid_time(self):
|
||||
f = serializers.TimeField()
|
||||
|
||||
try:
|
||||
f.from_native('12:69:12')
|
||||
except validators.ValidationError as e:
|
||||
self.assertEqual(e.messages, ["'12:69:12' value has an invalid "
|
||||
"format. It must be a valid time "
|
||||
"in the HH:MM[:ss[.uuuuuu]] format."])
|
||||
self.assertEqual(e.messages, ["Time has wrong format. Use one of these formats instead: HH:MM:SS; HH:MM"])
|
||||
else:
|
||||
self.fail("ValidationError was not properly raised")
|
||||
|
||||
def test_TimeFieldModelSerializer(self):
|
||||
serializer = TimeFieldModelSerializer()
|
||||
self.assertTrue(isinstance(serializer.fields['clock'], serializers.TimeField))
|
||||
self.fail("ValidationError was not properly raised")
|
||||
14
rest_framework/utils/dates.py
Normal file
14
rest_framework/utils/dates.py
Normal file
|
|
@ -0,0 +1,14 @@
|
|||
def get_readable_date_format(date_format):
|
||||
mapping = [("%Y", "YYYY"),
|
||||
("%y", "YY"),
|
||||
("%m", "MM"),
|
||||
("%b", "[Jan through Dec]"),
|
||||
("%B", "[January through December]"),
|
||||
("%d", "DD"),
|
||||
("%H", "HH"),
|
||||
("%M", "MM"),
|
||||
("%S", "SS"),
|
||||
("%f", "uuuuuu")]
|
||||
for k, v in mapping:
|
||||
date_format = date_format.replace(k, v)
|
||||
return date_format
|
||||
Loading…
Reference in New Issue
Block a user