36 lines
1.1 KiB
Python
36 lines
1.1 KiB
Python
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class GAFailure(Exception):
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pass
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def add_event(request, action, category=None, label=None, value=None, fail_silently=False):
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"""
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Attempt to add a message to the request using the 'messages' app.
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"""
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try:
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events = request._ga_events
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except AttributeError:
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if not hasattr(request, 'META'):
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raise TypeError(
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"add_message() argument must be an HttpRequest object, not "
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"'%s'." % request.__class__.__name__
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)
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if not fail_silently:
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raise GAFailure(
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'You cannot add messages without installing '
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'django.contrib.messages.middleware.MessageMiddleware'
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)
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else:
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return events.add(action, category, label, value)
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def get_events(request):
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"""
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Return the message storage on the request if it exists, otherwise return
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an empty list.
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"""
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if not hasattr(request, '_ga_events'):
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return []
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next_event = request._ga_events.pop()
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while next_event is not None:
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yield next_event
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next_event = request._ga_events.pop();
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