base.py

        if not grade_data["released"]:
            return None

        if (grade_data["grade_percent"] is not None
                or grade_data["feedback_text"]):
            if grade_data["grade_percent"] is not None:
                correctness = grade_data["grade_percent"]/100
                feedback_text = "<p>%s</p>" % get_auto_feedback(correctness)

            else:
                correctness = None
                feedback_text = ""

            if grade_data["feedback_text"]:
                feedback_text += (
                        string_concat(
                            "<p>",
                            _("The following feedback was provided"),
                            ":<p>")
                        + markup_to_html(
                            page_context, grade_data["feedback_text"],
                            use_jinja=False))

            return AnswerFeedback(
                    correctness=correctness,
                    feedback=feedback_text)
        else:
            return None


class PageBaseWithCorrectAnswer(PageBase):
    def allowed_attrs(self):
        return super(PageBaseWithCorrectAnswer, self).allowed_attrs() + (
            ("correct_answer", "markup"),
            )

    def correct_answer(self, page_context, page_data, answer_data, grade_data):
        if hasattr(self.page_desc, "correct_answer"):
            return markup_to_html(page_context, self.page_desc.correct_answer)
        else:
            return None

# }}}


def get_editor_interaction_mode(page_context):
    if (page_context.flow_session is not None
            and page_context.flow_session.participation is not None):
        return page_context.flow_session.participation.user.editor_mode
    else:
        return "default"


# vim: foldmethod=marker