OpenSlides/openslides/mediafiles/widgets.py

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from django.utils.translation import ugettext_lazy
from openslides.utils.widgets import Widget
from openslides.projector.api import get_active_slide
from .models import Mediafile
class PDFPresentationWidget(Widget):
"""
Widget for presentable PDF files.
"""
name = 'presentations'
verbose_name = ugettext_lazy('Presentations')
required_permission = 'core.can_manage_projector'
default_column = 1
default_weight = 75
template_name = 'mediafiles/widget_pdfpresentation.html'
icon_css_class = 'icon-align-left'
# javascript_files = None # TODO: Add pdf.js stuff here.
def get_context_data(self, **context):
pdfs = Mediafile.objects.filter(
filetype__in=Mediafile.PRESENTABLE_FILE_TYPES,
is_presentable=True)
current_page = get_active_slide().get('page_num', 1)
return super(PDFPresentationWidget, self).get_context_data(
pdfs=pdfs,
current_page=current_page,
**context)