forked from CGM_Public/pretix_original
3583dde1db
* Allow the manual ordering of questions Update Unit Tests Fix some typos * Add migrations * Minor notation change
81 lines
3.4 KiB
Python
81 lines
3.4 KiB
Python
from django import forms
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from django.utils.functional import cached_property
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from pretix.base.models import CartPosition, OrderPosition, QuestionAnswer
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from pretix.presale.forms.checkout import QuestionsForm
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class QuestionsViewMixin:
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@cached_property
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def forms(self):
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"""
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A list of forms with one form for each cart position that has questions
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the user can answer. All forms have a custom prefix, so that they can all be
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submitted at once.
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"""
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formlist = []
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for cr in self.positions:
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cartpos = cr if isinstance(cr, CartPosition) else None
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orderpos = cr if isinstance(cr, OrderPosition) else None
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form = QuestionsForm(event=self.request.event,
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prefix=cr.id,
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cartpos=cartpos,
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orderpos=orderpos,
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data=(self.request.POST if self.request.method == 'POST' else None))
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form.pos = cartpos or orderpos
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if len(form.fields) > 0:
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formlist.append(form)
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return formlist
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def save(self):
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failed = False
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for form in self.forms:
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# Every form represents a CartPosition or OrderPosition with questions attached
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if not form.is_valid():
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failed = True
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else:
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# This form was correctly filled, so we store the data as
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# answers to the questions / in the CartPosition object
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for k, v in form.cleaned_data.items():
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if k == 'attendee_name':
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form.pos.attendee_name = v if v != '' else None
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form.pos.save()
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elif k.startswith('question_') and v is not None:
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field = form.fields[k]
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if hasattr(field, 'answer'):
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# We already have a cached answer object, so we don't
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# have to create a new one
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if v == '':
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field.answer.delete()
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else:
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self._save_to_answer(field, field.answer, v)
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field.answer.save()
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elif v != '':
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answer = QuestionAnswer(
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cartposition=(form.pos if isinstance(form.pos, CartPosition) else None),
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orderposition=(form.pos if isinstance(form.pos, OrderPosition) else None),
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question=field.question,
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)
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self._save_to_answer(field, answer, v)
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answer.save()
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return not failed
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def _save_to_answer(self, field, answer, value):
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if isinstance(field, forms.ModelMultipleChoiceField):
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answstr = ", ".join([str(o) for o in value])
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if not answer.pk:
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answer.save()
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else:
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answer.options.clear()
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answer.answer = answstr
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answer.options.add(*value)
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elif isinstance(field, forms.ModelChoiceField):
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if not answer.pk:
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answer.save()
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else:
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answer.options.clear()
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answer.options.add(value)
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answer.answer = value.answer
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else:
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answer.answer = value
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