Python flask_admin 模块，expose() 实例源码

def add_settings_categories():
    categories = current_settings.categories.items()
    for category, info in categories:
        class SettingsAdmin(AuthenticationViewMixin, BaseView):
            settings_category = category
            @expose('/', methods=['Get', 'POST'])
            def index(self):
                form = make_settings_form(category=self.settings_category)
                if form.validate_on_submit():
                    update_settings_from_form(form.data)
                    flash("Settings were successfully saved")
                    return redirect(request.url)
                return self.render('canella/admin/settings.html', form=form)

        admin.add_view(SettingsAdmin(
            name=info['label'],
            menu_icon_type='fa',
            menu_icon_value=info['icon'],
            category=gettext("Settings"),
            endpoint="admin-settings-{}".format(category),
            url="settings/{}".format(category)
        ))

def conf(self):
        raw = request.args.get('raw') == "true"
        title = "Airflow Configuration"
        subtitle = conf.AIRFLOW_CONFIG
        if conf.getboolean("webserver", "expose_config"):
            with open(conf.AIRFLOW_CONFIG, 'r') as f:
                config = f.read()
            table = [(section, key, value, source)
                     for section, parameters in conf.as_dict(True, True).items()
                     for key, (value, source) in parameters.items()]

        else:
            config = (
                "# Your Airflow administrator chose not to expose the "
                "configuration, most likely for security reasons.")
            table = None
        if raw:
            return Response(
                response=config,
                status=200,
                mimetype="application/text")
        else:
            code_html = Markup(highlight(
                config,
                lexers.IniLexer(),  # Lexer call
                HtmlFormatter(noclasses=True))
            )
            return self.render(
                'airflow/config.html',
                pre_subtitle=settings.HEADER + "  v" + airflow.__version__,
                code_html=code_html, title=title, subtitle=subtitle,
                table=table)

def index(self):
        #expose ? self.render ?????? blueprint.route ? renter_template ?????????.
        return self.render('admin/custom.html')

def conf(self):
        raw = request.args.get('raw') == "true"
        title = "Airflow Configuration"
        subtitle = conf.AIRFLOW_CONFIG
        if conf.getboolean("webserver", "expose_config"):
            with open(conf.AIRFLOW_CONFIG, 'r') as f:
                config = f.read()
        else:
            config = (
                "# You Airflow administrator chose not to expose the "
                "configuration, most likely for security reasons.")
        if raw:
            return Response(
                response=config,
                status=200,
                mimetype="application/text")
        else:
            code_html = Markup(highlight(
                config,
                lexers.IniLexer(),  # Lexer call
                HtmlFormatter(noclasses=True))
            )
            return self.render(
                'airflow/code.html',
                pre_subtitle=settings.HEADER + "  v" + airflow.__version__,
                code_html=code_html, title=title, subtitle=subtitle)