External services description

external_functions

List of external functions. Created automatically by parsing of external files.

Field	Type	Default	Description
id	int(10)	auto-incrementing
component	varchar(100)		Component where function defined, needed for automatic updates.
name	varchar(150)		Name of function
enabled	int(1)		function enabled, functiosn might be disabled for security reasons
phpfile	varchar(255)		location where function defined
functionparams?	text	null	?some form of param description?
requireslogin	int(1)		extra information - some external functions may not require $USER
contextrestriction	int(1)		extra information - some functions may support context restrictions

external_services

Service is defined as a group of functions.

Field	Type	Default	Description
id	int(10)	auto-incrementing
component	varchar(100)		Component where service defined, needed for automatic updates.
name	varchar(150)		Name of service (gradeexport/xml/export, mod/chat/export)
enabled	int(1)		service enabled, for security reasons some services may be disabled
version	varchar(10)		version string
requiredcapability	varchar(150)	null	Required capability (tested in security context or system context if no security context specified)
custom	int(1)	0	Custom local service, created manually by admin or some other way == not parsed automatically.

external_services_functions

Specifies functions used by services.

Field	Type	Default	Description
id	int(10)	auto-incrementing
externalserviceid	int(10)		foreign key, reference external_services.id
externalfunctionid	int(10)		foreign key, reference external_functions.id