/**
* Function to handle Moodle user deletion events
*
* @param object $user The Moodle user that was deleted
* @return boolean true is successful, otherwise FALSE
*/
static function user_deleted_handler($user)
{
global $DB;
require_once elis::lib('data/data_filter.class.php');
require_once elispm::lib('data/usermoodle.class.php');
usermoodle::delete_records(new field_filter('muserid', $user->id), $DB);
}
/**
* Migrate a single Moodle user to the Program Management system. Will
* only do this for users who have an idnumber set.
*
* @param object $mu Moodle user object
* @return boolean Whether user was synchronized or not
*/
function pm_moodle_user_to_pm($mu)
{
global $CFG, $DB;
require_once $CFG->dirroot . '/lib/moodlelib.php';
require_once elis::lib('data/customfield.class.php');
require_once elispm::lib('data/user.class.php');
require_once elispm::lib('data/usermoodle.class.php');
require_once elis::lib('data/data_filter.class.php');
require_once $CFG->dirroot . '/user/profile/lib.php';
require_once elis::lib('lib.php');
if (!isset($mu->id)) {
return true;
}
// re-fetch, in case this is from a stale event
$mu = $DB->get_record('user', array('id' => $mu->id));
if (user_not_fully_set_up($mu) || !$mu->confirmed) {
// Prevent the sync if a bare-bones user record is being created by create_user_record
// or Moodle user has not yet been confirmed.
return true;
}
//not going to be concerned with city or password for now
if (empty($mu->idnumber) && elis::$config->local_elisprogram->auto_assign_user_idnumber) {
//make sure the current user's username does not match up with some other user's
//idnumber (necessary since usernames and idnumbers aren't bound to one another)
if (!$DB->record_exists('user', array('idnumber' => $mu->username))) {
$mu->idnumber = $mu->username;
$DB->update_record('user', $mu);
}
}
// skip user if no ID number set
if (empty($mu->idnumber)) {
return true;
}
// track whether we're syncing an idnumber change over to the PM system
$idnumber_updated = false;
// track whether an associated Moodle user is linked to the current PM user
$moodle_user_exists = false;
// determine if the user is already noted as having been associated to a PM user
// this will join to Moodle user and PM user table to ensure data correctness
$filters = array();
$filters[] = new join_filter('muserid', 'user', 'id');
$filters[] = new join_filter('cuserid', user::TABLE, 'id');
$filters[] = new field_filter('muserid', $mu->id);
if ($um = usermoodle::find($filters)) {
if ($um->valid()) {
$um = $um->current();
//signal that an associated user already exists
$moodle_user_exists = true;
// determine if the Moodle user idnumber was updated
if ($um->idnumber != $mu->idnumber) {
//signal that the idnumber was synced over
$idnumber_updated = true;
// update the PM user with the new idnumber
$cmuser = new user();
$cmuser->id = $um->cuserid;
$cmuser->idnumber = $mu->idnumber;
$cmuser->save();
// update the association table with the new idnumber
$um->idnumber = $mu->idnumber;
$um->save();
}
}
}
// find the linked PM user
//filter for the basic condition on the Moodle user id
$condition_filter = new field_filter('id', $mu->id);
//filter for joining the association table
$association_filter = new join_filter('muserid', 'user', 'id', $condition_filter);
//outermost filter
$filter = new join_filter('id', usermoodle::TABLE, 'cuserid', $association_filter);
$cu = user::find($filter);
if ($cu->valid()) {
$cu = $cu->current();
} else {
// if a user with the same username but different idnumber exists,
// we can't sync over because it will violate PM user uniqueness
// constraints
$cu = user::find(new field_filter('username', $mu->username));
if ($cu->valid()) {
return true;
}
// if no such PM user exists, create a new one
$cu = new user();
$cu->transfercredits = 0;
$cu->timecreated = time();
}
// synchronize standard fields
$cu->username = $mu->username;
$cu->password = $mu->password;
// only need to update the idnumber if it wasn't handled above
if (!$idnumber_updated) {
$cu->idnumber = $mu->idnumber;
}
$cu->firstname = $mu->firstname;
$cu->lastname = $mu->lastname;
$cu->email = $mu->email;
$cu->address = $mu->address;
$cu->city = $mu->city;
$cu->country = $mu->country;
if (!empty($mu->phone1)) {
$cu->phone = $mu->phone1;
}
if (!empty($mu->phone2)) {
$cu->phone2 = $mu->phone2;
}
if (!empty($mu->lang)) {
$cu->language = $mu->lang;
}
$cu->timemodified = time();
// synchronize custom profile fields
profile_load_data($mu);
fix_moodle_profile_fields($mu);
$fields = field::get_for_context_level(CONTEXT_ELIS_USER);
$fields = $fields ? $fields : array();
require_once elis::plugin_file('elisfields_moodleprofile', 'custom_fields.php');
foreach ($fields as $field) {
$field = new field($field);
if (!moodle_profile_can_sync($field->shortname)) {
continue;
}
if (isset($field->owners['moodle_profile']) && isset($mu->{"profile_field_{$field->shortname}"})) {
// check if should sync user profile field settings
if ($field->owners['moodle_profile']->exclude == pm_moodle_profile::sync_from_moodle) {
sync_profile_field_settings_from_moodle($field);
}
$fieldname = "field_{$field->shortname}";
$cu->{$fieldname} = $mu->{"profile_field_{$field->shortname}"};
}
}
//specifically tell the user save not to use the local_elisprogram_usr_mdl for syncing
//because the record hasn't been inserted yet (see below)
try {
$cu->save(false);
} catch (Exception $ex) {
if (in_cron()) {
mtrace(get_string('record_not_created_reason', 'local_elisprogram', array('message' => $ex->getMessage() . " [{$mu->id}]")));
return false;
} else {
throw new Exception($ex->getMessage());
}
}
// if no user association record exists, create one
if (!$moodle_user_exists) {
$um = new usermoodle();
$um->cuserid = $cu->id;
$um->muserid = $mu->id;
$um->idnumber = $mu->idnumber;
$um->save();
}
return true;
}
/**
* Test validation of duplicates
* @expectedException data_object_validation_exception
*/
public function test_usermoodlepreventsduplicateidnumber()
{
$this->load_csv_data();
$usermoodle = new usermoodle(array('cuserid' => 2, 'muserid' => 2, 'idnumber' => '__idnumber__phpunit_test2__'));
$usermoodle->save();
}