OpenSlides/openslides/motion/forms.py

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#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
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openslides.motion.forms
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~~~~~~~~~~~~~~~~~~~~~~~
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Defines the DjangoForms for the motion app.
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:copyright: (c) 2011-2013 by the OpenSlides team, see AUTHORS.
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:license: GNU GPL, see LICENSE for more details.
"""
from django import forms
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from django.utils.translation import ugettext as _
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from openslides.utils.forms import CssClassMixin
from openslides.utils.person import PersonFormField, MultiplePersonFormField
from .models import Motion, Workflow, Category
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class BaseMotionForm(forms.ModelForm, CssClassMixin):
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"""Base FormClass for a Motion.
For it's own, it append the version data to the fields.
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The class can be mixed with the following mixins to add fields for the
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submitter, supporters etc.
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"""
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title = forms.CharField(widget=forms.TextInput(), label=_("Title"))
"""Title of the motion. Will be saved in a MotionVersion object."""
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text = forms.CharField(widget=forms.Textarea(), label=_("Text"))
"""Text of the motion. Will be saved in a MotionVersion object."""
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reason = forms.CharField(
widget=forms.Textarea(), required=False, label=_("Reason"))
"""Reason of the motion. will be saved in a MotionVersion object."""
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class Meta:
model = Motion
fields = ()
def __init__(self, *args, **kwargs):
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"""Fill the FormFields releated to the version data with initial data."""
self.motion = kwargs.get('instance', None)
self.initial = kwargs.setdefault('initial', {})
if self.motion is not None:
self.initial['title'] = self.motion.title
self.initial['text'] = self.motion.text
self.initial['reason'] = self.motion.reason
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super(BaseMotionForm, self).__init__(*args, **kwargs)
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class MotionSubmitterMixin(forms.ModelForm):
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"""Mixin to append the submitter field to a MotionForm."""
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submitter = MultiplePersonFormField(label=_("Submitter"))
"""Submitter of the motion. Can be one or more persons."""
def __init__(self, *args, **kwargs):
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"""Fill in the submitter of the motion as default value."""
if self.motion is not None:
submitter = [submitter.person.person_id for submitter in self.motion.submitter.all()]
self.initial['submitter'] = submitter
super(MotionSubmitterMixin, self).__init__(*args, **kwargs)
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class MotionSupporterMixin(forms.ModelForm):
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"""Mixin to append the supporter field to a Motionform."""
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supporter = MultiplePersonFormField(required=False, label=_("Supporters"))
"""Supporter of the motion. Can be one or more persons."""
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def __init__(self, *args, **kwargs):
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"""Fill in the supporter of the motions as default value."""
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if self.motion is not None:
supporter = [supporter.person.person_id for supporter in self.motion.supporter.all()]
self.initial['supporter'] = supporter
super(MotionSupporterMixin, self).__init__(*args, **kwargs)
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class MotionDisableVersioningMixin(forms.ModelForm):
"""Mixin to add the option to the form to choose to disable versioning."""
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disable_versioning = forms.BooleanField(
required=False, label=_("Don't create a new version"),
help_text=_("Don't create a new version. Useful e. g. for trivial changes."))
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"""BooleanField to decide, if a new version will be created, or the
last_version will be used."""
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class MotionCategoryMixin(forms.ModelForm):
"""Mixin to let the user choose the category for the motion."""
category = forms.ModelChoiceField(queryset=Category.objects.all(), required=False)
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class MotionIdentifierMixin(forms.ModelForm):
"""Mixin to let the user choose the identifier for the motion."""
identifier = forms.CharField(required=False)
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class ConfigForm(CssClassMixin, forms.Form):
"""Form for the configuration tab of OpenSlides."""
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motion_min_supporters = forms.IntegerField(
widget=forms.TextInput(attrs={'class': 'small-input'}),
label=_("Number of (minimum) required supporters for a motion"),
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initial=4, min_value=0, max_value=8,
help_text=_("Choose 0 to disable the supporting system"),
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)
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motion_preamble = forms.CharField(
widget=forms.TextInput(),
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required=False,
label=_("Motion preamble")
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)
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motion_pdf_ballot_papers_selection = forms.ChoiceField(
widget=forms.Select(),
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required=False,
label=_("Number of ballot papers (selection)"),
choices=[
("NUMBER_OF_DELEGATES", _("Number of all delegates")),
("NUMBER_OF_ALL_PARTICIPANTS", _("Number of all participants")),
("CUSTOM_NUMBER", _("Use the following custom number")),
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]
)
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motion_pdf_ballot_papers_number = forms.IntegerField(
widget=forms.TextInput(attrs={'class': 'small-input'}),
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required=False,
min_value=1,
label=_("Custom number of ballot papers")
)
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motion_pdf_title = forms.CharField(
widget=forms.TextInput(),
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required=False,
label=_("Title for PDF document (all motions)")
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)
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motion_pdf_preamble = forms.CharField(
widget=forms.Textarea(),
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required=False,
label=_("Preamble text for PDF document (all motions)")
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)
motion_allow_disable_versioning = forms.BooleanField(
label=_("Allow to disable versioning"),
required=False,
)
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motion_workflow = forms.ChoiceField(
widget=forms.Select(),
label=_("Workflow of new motions"),
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required=True,
choices=[(workflow.pk, workflow.name) for workflow in Workflow.objects.all()])