OpenSlides/openslides/projector/api.py

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from config.models import config
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from projector import SLIDE, Slide
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from django.template.loader import render_to_string
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def get_slide_from_sid(sid):
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data = sid.split('-')
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if len(data) == 2:
model = data[0]
id = data[1]
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return SLIDE[model].model.objects.get(pk=id).slide()
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if len(data) == 1:
try:
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return SLIDE[data[0]].func()
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except KeyError:
return None
return None
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def get_active_slide(only_sid=False):
"""
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Returns the active slide. If no slide is active, or it can not find an Item,
it raise an error
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if only_sid is True, returns only the id of this item. Returns None if not Item
is active. Does not Raise Item.DoesNotExist
"""
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sid = config["presentation"]
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if only_sid:
return sid
return get_slide_from_sid(sid)
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def set_active_slide(sid):
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config["presentation"] = sid
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def register_slidemodel(model, model_name=None, control_template=None, weight=0):
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#TODO: Warn if there already is a slide with this prefix
if model_name is None:
model_name = model.prefix
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if control_template is None:
control_template = 'projector/default_control_slidemodel.html'
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category = model.__module__.split('.')[0]
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SLIDE[model_name] = Slide(
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model_slide=True,
model=model,
category=category,
key=model.prefix,
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model_name=model_name,
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control_template=control_template,
weight=weight,
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)
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def register_slidefunc(key, func, control_template=None, weight=0):
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#TODO: Warn if there already is a slide with this prefix
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if control_template is None:
control_template = 'projector/default_control_slidefunc.html'
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category = func.__module__.split('.')[0]
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SLIDE[key] = Slide(
model_slide=False,
func=func,
category=category,
key=key,
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control_template=control_template,
weight=weight,
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)