32137b6523
python3.3 and python3.4 are supported
33 lines
991 B
Python
33 lines
991 B
Python
from django.db import models
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class MinMaxIntegerField(models.IntegerField):
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"""
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IntegerField with options to set a min- and a max-value.
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"""
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def __init__(self, min_value=None, max_value=None, *args, **kwargs):
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self.min_value, self.max_value = min_value, max_value
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super(MinMaxIntegerField, self).__init__(*args, **kwargs)
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def formfield(self, **kwargs):
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defaults = {'min_value': self.min_value, 'max_value': self.max_value}
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defaults.update(kwargs)
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return super(MinMaxIntegerField, self).formfield(**defaults)
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class AbsoluteUrlMixin(object):
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"""
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Mixin that raises a ValueError if the name of an url was not found with
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get_absolute_url.
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The Mixin has to be placed as last OpenSlides-Mixin before the django
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model class.
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"""
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def get_absolute_url(self, link=None):
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"""
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Raises a ValueError.
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"""
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raise ValueError('Unknown Link "%s" for model "%s"' % (link, type(self)))
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