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137 lines
4.9 KiB
137 lines
4.9 KiB
# Register your models here.
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from django.contrib import admin
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from django.contrib import messages
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from django.contrib.admin import helpers
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from django.contrib.admin.utils import get_deleted_objects, model_ngettext
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from django.core.exceptions import PermissionDenied
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from django.db import router
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from django.template.response import TemplateResponse
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from django.utils.encoding import force_text
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from django.utils.translation import ugettext as _, ugettext_lazy
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from jet.filters import DateRangeFilter
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from rangefilter.filter import DateTimeRangeFilter
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from core.models import AbstractStatusModel, Certificate, City, Currency
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admin.site.site_header = 'Русские программы'
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admin.site.index_title = 'Главная страница'
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admin.site.site_title = 'Русские программы'
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admin.site.disable_action('delete_selected')
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# @TODO: translate into english and use translation
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def delete_selected_safe(modeladmin, request, queryset):
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"""
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Default action which deletes the selected objects.
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This action first displays a confirmation page which shows all the
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deletable objects, or, if the user has no permission one of the related
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childs (foreignkeys), a "permission denied" message.
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Next, it deletes all selected objects and redirects back to the change list.
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"""
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opts = modeladmin.model._meta
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app_label = opts.app_label
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# Check that the user has delete permission for the actual model
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if not modeladmin.has_delete_permission(request):
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raise PermissionDenied
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using = router.db_for_write(modeladmin.model)
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# Populate deletable_objects, a data structure of all related objects that
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# will also be deleted.
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deletable_objects, model_count, perms_needed, protected = get_deleted_objects(
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queryset, opts, request.user, modeladmin.admin_site, using)
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# The user has already confirmed the deletion.
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# Do the deletion and return a None to display the change list view again.
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if request.POST.get('post') and not protected:
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if perms_needed:
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raise PermissionDenied
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n = queryset.count()
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if n:
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for obj in queryset:
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obj_display = force_text(obj)
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modeladmin.log_deletion(request, obj, obj_display)
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for obj in queryset:
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obj.delete()
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modeladmin.message_user(request, _("Успешно удаленно %(count)d %(items)s.") % {
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"count": n, "items": model_ngettext(modeladmin.opts, n)
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}, messages.SUCCESS)
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# Return None to display the change list page again.
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return None
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if len(queryset) == 1:
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objects_name = force_text(opts.verbose_name)
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else:
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objects_name = force_text(opts.verbose_name_plural)
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if perms_needed or protected:
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title = _("Невозможно удалить %(name)s") % {"name": objects_name}
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else:
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title = _("Вы подтверждаете?")
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context = dict(
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modeladmin.admin_site.each_context(request),
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title=title,
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objects_name=objects_name,
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deletable_objects=[deletable_objects],
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model_count=dict(model_count).items(),
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queryset=queryset,
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perms_lacking=perms_needed,
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protected=protected,
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opts=opts,
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action_checkbox_name=helpers.ACTION_CHECKBOX_NAME,
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media=modeladmin.media,
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)
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request.current_app = modeladmin.admin_site.name
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# Display the confirmation page
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return TemplateResponse(request, modeladmin.delete_selected_confirmation_template or [
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"admin/%s/%s/delete_selected_confirmation.html" % (app_label, opts.model_name),
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"admin/%s/delete_selected_confirmation.html" % app_label,
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"admin/delete_selected_confirmation.html"
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], context)
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delete_selected_safe.short_description = ugettext_lazy("Удалить выбранное из %(verbose_name_plural)s")
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class SafeModelAdmin(admin.ModelAdmin):
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actions = [
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delete_selected_safe,
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]
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exclude = ('create_at', 'updated_at')
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def has_delete_permission(self, request, obj=None):
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return issubclass(self.model, AbstractStatusModel)
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def get_actions(self, request):
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actions = super().get_actions(request)
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if 'delete_selected_safe' in actions and not issubclass(self.model, AbstractStatusModel):
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del actions['delete_selected_safe']
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return actions
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@admin.register(Certificate)
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class CertAdmin(SafeModelAdmin):
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list_display = ('name', 'image', 'status')
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search_fields = ('name',)
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list_filter = ('status',)
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@admin.register(City)
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class CityAdmin(admin.ModelAdmin):
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list_display = ('name',)
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search_fields = ('name',)
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@admin.register(Currency)
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class CurrencyAdmin(admin.ModelAdmin):
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list_display = ('name', 'code', 'sign', 'value')
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list_filter = (
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('create_at', DateRangeFilter), ('updated_at', DateTimeRangeFilter)
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)
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search_fields = ('name', 'code', 'sign')
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