49 lines
1.3 KiB
Python
49 lines
1.3 KiB
Python
from django.conf import settings
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from django.core.paginator import Paginator
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class FilteredQuerysetMixin:
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queryset = None
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filter_class = None
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def get_filter_class(self):
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return self.filter_class
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def get_queryset(self):
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filter_cls = self.get_filter_class()
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filter_obj = filter_cls(self.request.GET)
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filter_obj.is_valid()
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qs = filter_obj.filter_queryset(self.queryset)
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return qs
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class PaginatedQuerysetMixin:
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objects_per_page = settings.ITEMS_PER_PAGE or 20
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def get_paginated_queryset(self, qs):
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paginator = Paginator(qs, self.objects_per_page)
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page = self.request.GET.get('page', 1)
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qs = paginator.get_page(page)
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return qs
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class StylingMixin:
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placeholder_for_field = {}
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styled_fields = []
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classes = {'input w-full'}
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.style_fields()
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def style_fields(self):
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for field_name in self.styled_fields:
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field = self.fields[field_name]
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field.required = True
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field.widget.attrs.update({'class': ' '.join(self.classes)})
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if self.placeholder_for_field.get(field_name):
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field.widget.attrs.update({
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'placeholder': self.placeholder_for_field.get(field_name),
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})
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