109 lines
3.7 KiB
Python
109 lines
3.7 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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openslides.mediafile.views
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~~~~~~~~~~~~~~~~~~~~~~~~~~
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Views for the mediafile app.
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:copyright: 2011–2013 by OpenSlides team, see AUTHORS.
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:license: GNU GPL, see LICENSE for more details.
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"""
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from django.core.urlresolvers import reverse
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from django.utils.translation import ugettext as _
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from openslides.utils.template import Tab
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from openslides.utils.views import ListView, CreateView, UpdateView, DeleteView
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from .models import Mediafile
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from .forms import MediafileNormalUserCreateForm, MediafileUpdateForm
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class MediafileListView(ListView):
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"""
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View to see a table of all uploaded files.
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"""
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model = Mediafile
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def has_permission(self, request, *args, **kwargs):
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return (request.user.has_perm('mediafile.can_see') or
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request.user.has_perm('mediafile.can_upload') or
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request.user.has_perm('mediafile.can_manage'))
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class MediafileCreateView(CreateView):
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"""
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View to upload a new file. A manager can also set the uploader, else
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the request user is set as uploader.
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"""
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model = Mediafile
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permission_required = 'mediafile.can_upload'
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success_url_name = 'mediafile_list'
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def get_form(self, form_class):
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form_kwargs = self.get_form_kwargs()
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if self.request.method == 'GET':
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form_kwargs['initial'].update({'uploader': self.request.user.person_id})
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if not self.request.user.has_perm('mediafile.can_manage'):
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# Returns our own ModelForm from .forms
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return MediafileNormalUserCreateForm(**form_kwargs)
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else:
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# Returns a ModelForm created by Django.
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return form_class(**form_kwargs)
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def manipulate_object(self, *args, **kwargs):
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"""
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Method to handle the uploader. If a user has manager permissions,
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he has to set the uploader in the given form field. Then this
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method only calls super. Else it sets the requesting user as uploader.
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"""
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if not self.request.user.has_perm('mediafile.can_manage'):
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self.object.uploader = self.request.user
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return super(MediafileCreateView, self).manipulate_object(*args, **kwargs)
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class MediafileUpdateView(UpdateView):
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"""
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View to edit the entry of an uploaded file.
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"""
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model = Mediafile
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permission_required = 'mediafile.can_manage'
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form_class = MediafileUpdateForm
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success_url_name = 'mediafile_list'
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def get_form_kwargs(self, *args, **kwargs):
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form_kwargs = super(MediafileUpdateView, self).get_form_kwargs(*args, **kwargs)
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form_kwargs['initial'].update({'uploader': self.object.uploader.person_id})
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return form_kwargs
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class MediafileDeleteView(DeleteView):
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"""
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View to delete the entry of an uploaded file and the file itself.
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"""
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model = Mediafile
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permission_required = 'mediafile.can_manage'
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success_url_name = 'mediafile_list'
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def case_yes(self, *args, **kwargs):
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"""Deletes the file in the filesystem, if user clicks "Yes"."""
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self.object.mediafile.delete()
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return super(MediafileDeleteView, self).case_yes(*args, **kwargs)
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def register_tab(request):
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"""
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Inserts a new Tab to the views for files.
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"""
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selected = request.path.startswith('/mediafile/')
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return Tab(
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title=_('Media'),
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app='mediafile', # TODO: Rename this to icon='mediafile' later
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stylefile='styles/mediafile.css',
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url=reverse('mediafile_list'),
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permission=(request.user.has_perm('mediafile.can_see') or
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request.user.has_perm('mediafile.can_upload') or
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request.user.has_perm('mediafile.can_manage')),
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selected=selected)
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