def get_object()

in lemur/schemas.py [0:0]

• 42 lines of code
• 14 McCabe index (conditional complexity)

    def get_object(self, data, many=False):
        try:
            data["plugin_object"] = plugins.get(data["slug"])
        except KeyError as e:
            raise ValidationError(
                "Unable to find plugin. Slug: {} Reason: {}".format(data["slug"], e)
            )

        plugin_options_validated = []

        # parse any sub-plugins
        for option in data.get("plugin_options", []):
            server_options_user_value = None
            if not option:
                continue  # Angular sometimes generates empty option objects.
            try:
                option_name = option["name"]
                option_value = option.get("value", "")
            except KeyError as e:
                raise ValidationError(
                    f"Unable to get plugin options. Slug: {data['slug']} Option: {option!r}"
                )
            if "plugin" in option.get("type", []):
                # for plugins, sub-plugin options are validated in a recursive call to schema.load() below
                sub_data, errors = PluginInputSchema().load(option_value)
                if errors:
                    raise ValidationError(
                        f"Unable to load plugin options. Slug: {data['slug']} Option {option_name}"
                    )
                option["value"] = sub_data
                plugin_options_validated.append(option)
            elif data["plugin_object"]:
                # validate user inputs for sub-plugin options and only accept "value" field from user
                try:
                    # Run regex validation rule on user input
                    data["plugin_object"].validate_option_value(option_name, option_value)

                    # Only accept the "value" field from the user - keep server default options for all other fields
                    server_options_with_user_value = data["plugin_object"].get_server_options(option_name)
                    if server_options_with_user_value is None:  # no server options discovered
                        plugin_options_validated.append(option)
                        continue
                    server_options_with_user_value["value"] = option_value
                    plugin_options_validated.append(server_options_with_user_value)

                except (ValueError, ValidationError) as e:
                    raise ValidationError(
                        f"Unable to validate plugin options. Slug: {data['slug']} Option {option_name}: {e}"
                    )

        data["plugin_options"] = plugin_options_validated
        return data