models.py 文件源码

def allowed_assignment(self, request: LocalProxy, form: Form) -> bool:
        """Return if assignment is allowed, per settings.

        :param request: The request context object.
        :param form: form to check
        """
        lst = self.setting('assignments').value
        assignment = request.form['assignment']
        category = request.form.get('category', None)
        if ':' in lst:
            datum = dict(l.split(':') for l in lst.splitlines())
            lst = datum.get(category, '*')
            if lst == '*':
                return True
        if assignment not in str2lst(lst):
            prefix = 'Assignment'
            if category:
                prefix = 'For "%s" inquiries, assignment' % category
            form.errors.setdefault('assignment', []) \
                .append(
                    '%s "%s" is not allowed. Only the following '
                    'assignments are: %s' % (prefix, assignment, lst))
            return False
        return True