Check whether a user exists, either in the internal user registry (see oadmin.users) or as an external user that already logged in (see oadmin.user_profiles).
oadmin.user_exists(opal, name)
Opal object.
User name
Other user functions:
oadmin.user_add()
,
oadmin.user_delete()
,
oadmin.user_enable()
,
oadmin.user_profile_delete()
,
oadmin.user_profiles()
,
oadmin.user_reset_password()
,
oadmin.users()
if (FALSE) {
o <- opal.login('administrator','password', url='https://opal-demo.obiba.org')
if (!oadmin.user_exists(o, "foo"))
oadmin.user_add(o, "foo", password = "bar123")
opal.logout(o)
}