UC-003 Edit session permissions — design realization

Overview	Requirements	Analysis	Design	Implementation	Tests
Use cases	Requirements	Analysis	Design	Implementation	Tests

Analysis: README

Elements

Design element	Kind	Code target
save_session_permissions and update_session_permissions external functions	service	classes/external/
session_capabilities::update, replace, update_many, copy	service	classes/session_capabilities.php
session_capabilities::apply	service	classes/session_capabilities.php
session_permissions_updated event	event	classes/event/session_permissions_updated.php

Sequence

Contracts

Operation	Input	Output	Errors
session_capabilities::update(delegationid, changes)	delegation id (0 is the site), capability to permission map	number of overrides changed	unknown capability, invalid permission

Data touched

Table or entity	Operation
local_delegateaccount_caps	insert, update, delete
capabilities	read