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Linkified dependent objects in handle_protectederror()
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@ -11,19 +11,26 @@ def handle_protectederror(obj, request, e):
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except IndexError:
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except IndexError:
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raise e
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raise e
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# Handle multiple triggering objects
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# Grammar for single versus multiple triggering objects
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if type(obj) in (list, tuple):
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if type(obj) in (list, tuple):
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messages.error(request, "Unable to delete the requested {}. The following dependent {} were found: {}".format(
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err_message = "Unable to delete the requested {}. The following dependent {} were found: ".format(
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obj[0]._meta.verbose_name_plural,
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obj[0]._meta.verbose_name_plural,
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dep_class,
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dep_class,
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', '.join([str(o) for o in dependent_objects])
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)
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))
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# Handle a single triggering object
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else:
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else:
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messages.error(request, "Unable to delete {} {}. The following dependent {} were found: {}".format(
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err_message = "Unable to delete {} {}. The following dependent {} were found: ".format(
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obj._meta.verbose_name,
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obj._meta.verbose_name,
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obj,
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obj,
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dep_class,
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dep_class,
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', '.join([str(o) for o in dependent_objects])
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)
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))
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# Append dependent objects to error message
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dependent_objects = []
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for o in e[1]:
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if hasattr(o, 'get_absolute_url'):
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dependent_objects.append('<a href="{}">{}</a>'.format(o.get_absolute_url(), str(o)))
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else:
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dependent_objects.append(str(o))
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err_message += ', '.join(dependent_objects)
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messages.error(request, err_message)
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