37 lines
1.6 KiB
Python
37 lines
1.6 KiB
Python
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from django.core import meta
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def validate_app(app_label):
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mod = meta.get_app(app_label)
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for klass in mod._MODELS:
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try:
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validate_class(klass)
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except AssertionError, e:
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print e
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def validate_class(klass):
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opts = klass._meta
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# Fields.
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for f in opts.fields:
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if isinstance(f, meta.ManyToManyField):
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assert isinstance(f.rel, meta.ManyToMany), "ManyToManyField %s should have 'rel' set to a ManyToMany instance." % f.name
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# Inline related objects.
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for rel_opts, rel_field in opts.get_inline_related_objects():
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assert len([f for f in rel_opts.fields if f.core]) > 0, "At least one field in %s should have core=True, because it's being edited inline by %s." % (rel_opts.object_name, opts.object_name)
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# All related objects.
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related_apps_seen = []
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for rel_opts, rel_field in opts.get_all_related_objects():
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if rel_opts in related_apps_seen:
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assert rel_field.rel.related_name is not None, "Relationship in field %s.%s needs to set 'related_name' because more than one %s object is referenced in %s." % (rel_opts.object_name, rel_field.name, opts.object_name, rel_opts.object_name)
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related_apps_seen.append(rel_opts)
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# Etc.
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if opts.admin is not None:
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assert opts.admin.ordering or opts.ordering, "%s needs to set 'ordering' on either its 'admin' or its model, because it has 'admin' set." % opts.object_name
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if __name__ == "__main__":
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import sys
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try:
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validate_app(sys.argv[1])
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except IndexError:
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sys.stderr.write("Usage: %s [appname]\n" % __file__)
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sys.exit(1)
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