dataservices-api/client/sql/0.0.1/15_config_management.sql

CREATE TYPE cdb_dataservices_client._entity_config AS (
    username text,
    organization_name text
);

--
-- Get entity config function
--
-- The purpose of this function is to retrieve the username and organization name from
-- a) schema where he/her is the owner in case is an organization user
-- b) entity_name from the cdb_conf database in case is a non organization user
CREATE OR REPLACE FUNCTION cdb_dataservices_client._cdb_entity_config()
RETURNS record AS $$
DECLARE
    result cdb_dataservices_client._entity_config;
    is_organization boolean;
    username text;
    organization_name text;
BEGIN
    SELECT cartodb.cdb_conf_getconf('user_config')->'is_organization' INTO is_organization;
    IF is_organization IS NULL THEN
        RAISE EXCEPTION 'User must have user configuration in the config table';
    ELSIF is_organization = TRUE THEN
        SELECT nspname
        FROM pg_namespace s
        LEFT JOIN pg_roles r ON s.nspowner = r.oid
        WHERE r.rolname = session_user INTO username;
        SELECT cartodb.cdb_conf_getconf('user_config')->'entity_name' INTO organization_name;
    ELSE
        SELECT cartodb.cdb_conf_getconf('user_config')->'entity_name' INTO username;
        organization_name = NULL;
    END IF;
    result.username = username;
    result.organization_name = organization_name;
    RETURN result;
END;
$$ LANGUAGE 'plpgsql' SECURITY DEFINER;