mirror of
https://github.com/jazzband/django-eav2.git
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63 lines
2.2 KiB
Python
63 lines
2.2 KiB
Python
#!/usr/bin/env python
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# vim: ai ts=4 sts=4 et sw=4 coding=utf-8
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#
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# This software is derived from EAV-Django originally written and
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# copyrighted by Andrey Mikhaylenko <http://pypi.python.org/pypi/eav-django>
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#
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# This is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published
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# by the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This software is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with EAV-Django. If not, see <http://gnu.org/licenses/>.
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from datetime import datetime, date
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from django.db import models
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from django.utils.translation import ugettext_lazy as _
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from django.core.exceptions import ValidationError
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def validate_text(value):
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'''
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Validates text
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'''
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if not (type(value) == unicode or type(value) == str):
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raise ValidationError(_(u"Must be str or unicode"))
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def validate_float(value):
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try:
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float(value)
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except ValueError:
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raise ValidationError(_(u"Must be a float"))
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def validate_int(value):
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try:
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int(value)
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except ValueError:
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raise ValidationError(_(u"Must be an integer"))
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def validate_date(value):
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if not (isinstance(value, datetime) or isinstance(value, date)):
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raise ValidationError(_(u"Must be a date or datetime"))
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def validate_bool(value):
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if not type(value) == bool:
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raise ValidationError(_(u"Must be a boolean"))
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def validate_object(value):
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if not isinstance(value, models.Model):
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raise ValidationError(_(u"Must be a django model object instance"))
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if not value.pk:
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raise ValidationError(_(u"Model has not been saved yet"))
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def validate_enum(value):
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from .models import EnumValue
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if not isinstance(value, EnumValue):
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raise ValidationError(_(u"Must be an EnumValue model object instance"))
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if not value.pk:
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raise ValidationError(_(u"EnumValue has not been saved yet"))
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