Created
September 13, 2011 19:52
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def apply_sorting(self, obj_list, options=None): | |
""" override apply_sorting to enable random sorting """ | |
try: | |
return super(CatResource, self).apply_sorting(obj_list, options) | |
except InvalidSortError: | |
parameter_name = 'order_by' | |
if hasattr(options, 'getlist'): | |
order_bits = options.getlist(parameter_name) | |
else: | |
order_bits = options.get(parameter_name) | |
if not isinstance(order_bits, (list, tuple)): | |
order_bits = [order_bits] | |
for order_by in order_bits: | |
order_by_bits = order_by.split(LOOKUP_SEP) | |
field_name = order_by_bits[0] | |
if field_name == 'random': | |
return obj_list.order_by('?') | |
elif field_name == '?': | |
return obj_list.order_by('?') | |
else: | |
raise InvalidSortError("The '%s' field does not allow ordering." % field_name) |
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