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30 lines
1 KiB
Python
30 lines
1 KiB
Python
from django.forms import ModelForm, ValidationError
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from django.utils.translation import ugettext_lazy as _
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from appsettings.models import AppSettings
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from .models import UserInstance
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class UserInstanceForm(ModelForm):
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def __init__(self, *args, **kwargs):
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super(UserInstanceForm, self).__init__(*args, **kwargs)
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# Make user and instance fields not editable after creation
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instance = getattr(self, 'instance', None)
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if instance and instance.id is not None:
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self.fields['user'].disabled = True
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self.fields['instance'].disabled = True
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def clean_instance(self):
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instance = self.cleaned_data['instance']
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if AppSettings.objects.get(key="ALLOW_INSTANCE_MULTIPLE_OWNER").value == 'False':
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exists = UserInstance.objects.filter(instance=instance)
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if exists:
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raise ValidationError(_('Instance owned by another user'))
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return instance
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class Meta:
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model = UserInstance
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fields = '__all__'
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