14.2.1.9.1. Event Handler Base Class

class edumfa.lib.eventhandler.base.BaseEventHandler

An Eventhandler needs to return a list of actions, which it can handle.

It also returns a list of allowed action and conditions

It returns an identifier, which can be used in the eventhandlig definitions

property actions

This method returns a list of available actions, that are provided by this event handler. :return: dictionary of actions.

property allowed_positions

This returns the allowed positions of the event handler definition. This can be “post” or “pre” or both. :return: list of allowed positions

check_condition(options)

Check if all conditions are met and if the action should be executed. The the conditions are met, we return “True” :return: True

property conditions

The UserNotification can filter for conditions like * type of logged in user and * successful or failed value.success

allowed types are str, multi, text, regexp

Returns:

dict

description = 'This is the base class of an EventHandler with no functionality'

do(action, options=None)

This method executes the defined action in the given event.

Parameters:

• action

• options (dict) – Contains the flask parameters g and request and the handler_def configuration

Returns:

property events

This method returns a list allowed events, that this event handler can be bound to and which it can handle with the corresponding actions.

An eventhandler may return an asterisk [“*”] indicating, that it can be used in all events. :return: list of events

identifier = 'BaseEventHandler'