104 lines
3.2 KiB
Python
104 lines
3.2 KiB
Python
from django.contrib.auth.mixins import PermissionRequiredMixin
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from django.core.exceptions import ImproperlyConfigured
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from django.http import HttpResponseRedirect
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from django.views.generic.base import ContextMixin, TemplateResponseMixin, View
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class StaffRequiredMixin(PermissionRequiredMixin):
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permission_required = "bds.is_team"
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class MultipleFormMixin(ContextMixin):
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""" Mixin pour gérer plusieurs formulaires dans la même vue.
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Le fonctionnement est relativement identique à celui de
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FormMixin.
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"""
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form_classes = {}
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prefixes = {}
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initial = {}
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success_url = None
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def get_form_classes(self):
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return self.form_classes
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def get_initial(self, form_name):
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initial_attr = "%s_initial" % form_name
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initial_method = "get_%s_initial" % form_name
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initial_method = getattr(self, initial_method, None)
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if hasattr(self, initial_attr):
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return getattr(self, initial_attr)
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elif callable(initial_method):
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return initial_method()
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else:
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return self.initial.copy()
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def get_prefix(self, form_name):
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return self.prefixes.get(form_name, form_name)
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def get_instance(self, form_name):
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# Au cas où certaines des forms soient des ModelForms
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instance_method = "get_%s_instance" % form_name
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instance_method = getattr(self, instance_method, None)
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if callable(instance_method):
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return instance_method()
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else:
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return None
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def get_form_kwargs(self, form_name):
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kwargs = {
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"initial": self.get_initial(form_name),
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"prefix": self.get_prefix(form_name),
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"instance": self.get_instance(form_name),
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}
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if self.request.method in ("POST", "PUT"):
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kwargs.update({"data": self.request.POST, "files": self.request.FILES})
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return kwargs
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def get_forms(self):
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form_classes = self.get_form_classes()
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return {
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form_name: form_class(**self.get_form_kwargs(form_name))
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for form_name, form_class in form_classes.items()
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}
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def get_success_url(self):
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if not self.success_url:
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raise ImproperlyConfigured("No URL to redirect to. Provide a success_url.")
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return str(self.success_url)
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def form_valid(self, forms):
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# on garde le nom form_valid pour l'interface avec SuccessMessageMixin
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return HttpResponseRedirect(self.get_success_url())
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def form_invalid(self, forms):
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"""If the form is invalid, render the invalid form."""
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return self.render_to_response(self.get_context_data(forms=forms))
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class ProcessMultipleFormView(View):
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def get(self, request, *args, **kwargs):
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forms = self.get_forms()
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return self.render_to_response(self.get_context_data(forms=forms))
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def post(self, request, *args, **kwargs):
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forms = self.get_forms()
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if all(form.is_valid() for form in forms.values()):
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return self.form_valid(forms)
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else:
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return self.form_invalid(forms)
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class BaseMultipleFormView(MultipleFormMixin, ProcessMultipleFormView):
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pass
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class MultipleFormView(TemplateResponseMixin, BaseMultipleFormView):
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pass
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