33 lines
1.0 KiB
Python
33 lines
1.0 KiB
Python
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from django.utils.translation import ugettext as _
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from openslides.core.exceptions import ProjectorException
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from openslides.utils.projector import ProjectorElement, ProjectorRequirement
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from .models import Mediafile
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from .views import MediafileViewSet
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class MediafileSlide(ProjectorElement):
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"""
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Slide definitions for Mediafile model.
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"""
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name = 'mediafiles/mediafile'
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def get_context(self):
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pk = self.config_entry.get('id')
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try:
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mediafile = Mediafile.objects.get(pk=pk)
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except Mediafile.DoesNotExist:
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raise ProjectorException(_('File does not exist.'))
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if not (mediafile.is_presentable and mediafile.filetype == 'application/pdf'):
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raise ProjectorException(_('File is not presentable.'))
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return {'id': pk}
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def get_requirements(self, config_entry):
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pk = config_entry.get('id')
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if pk is not None:
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yield ProjectorRequirement(
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view_class=MediafileViewSet,
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view_action='retrieve',
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pk=str(pk))
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