forked from CGM_Public/pretix_original
59 lines
1.5 KiB
Python
59 lines
1.5 KiB
Python
from django import forms
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class Select2Mixin:
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template_name = 'pretixcontrol/select2_widget.html'
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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def options(self, name, value, attrs=None):
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if value and value[0]:
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for i, selected in enumerate(self.choices.queryset.filter(pk__in=value)):
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yield self.create_option(
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None,
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self.choices.field.prepare_value(selected),
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self.choices.field.label_from_instance(selected),
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True,
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i,
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subindex=None,
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attrs=attrs
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)
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return
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def optgroups(self, name, value, attrs=None):
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if value:
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return [
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(None, [c], i)
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for i, c in enumerate(self.options(name, value, attrs))
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]
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return
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class Select2(Select2Mixin, forms.Select):
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pass
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class Select2Multiple(Select2Mixin, forms.SelectMultiple):
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pass
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class Select2ItemVarQuotaMixin(Select2Mixin):
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def options(self, name, value, attrs=None):
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if value and value[0]:
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yield self.create_option(
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None,
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value[0],
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value[0],
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True,
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0,
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subindex=None,
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attrs=attrs
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)
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return
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class Select2ItemVarQuota(Select2ItemVarQuotaMixin, forms.Select):
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pass
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