function get_programme_lead($student_id = 0, $modular = false, $index = 0)
{
global $DB;
// Get all courses for this student (normally 1 but 2 for joint honours students)
$courses = get_current_courses($student_id, $modular);
if (empty($courses)) {
return 0;
}
$programme_leads = array();
foreach ($courses as $course_id => $course_name) {
$context = context_course::instance($course_id);
if ($context == null) {
continue;
}
// Get all the users enrolled on the course (with their enrollment methods) that have the Programme Lead role
$sql = 'SELECT ue.userid, e.enrol' . ' FROM {enrol} e' . ' JOIN {user_enrolments} ue ON ue.enrolid = e.id' . ' JOIN {role_assignments} ra ON ra.userid = ue.userid' . ' JOIN {role} r ON r.id = ra.roleid' . ' WHERE e.courseid = ? AND ra.contextid = ? AND r.shortname = "programme_lead"' . ' ORDER BY ue.timecreated';
$db_ret = $DB->get_records_sql($sql, array($course_id, $context->id));
// Find the latest PL enrollment (giving precedence to external ones)
$programme_lead = 0;
$external = false;
foreach ($db_ret as $row) {
if ($row->enrol == 'databaseextended') {
$programme_lead = $row->userid;
$external = true;
} else {
if (!$external) {
$programme_lead = $row->userid;
}
}
}
// Store them
if ($programme_lead > 0 && !in_array($programme_lead, $programme_leads, true)) {
$programme_leads[] = $programme_lead;
}
}
if (empty($programme_leads[$index])) {
return 0;
}
return $programme_leads[$index];
}
$start_selected = 6;
}
break;
case 'adviser':
if (empty($adviser)) {
$adviser = get_advisers($USER->id);
}
break;
case 'supervisor':
if (empty($supervisor)) {
$supervisor = get_supervisors($USER->id);
}
break;
case 'course':
if (empty($course)) {
$course = get_current_courses(0, $form->modular);
}
break;
case 'not_enroled':
if (empty($not_enroled)) {
$not_enroled = get_current_modules(0, null, $USER->id, false);
}
break;
case 'enroled':
if (empty($enroled)) {
$enroled = get_current_modules(0, null, $USER->id, true);
}
break;
case 'study_mode':
if (empty($study_mode)) {
$study_mode = get_study_modes();
function validation($data, $files)
{
$errors = parent::validation($data, $files);
// Ensure we don't miss errors from any higher-level validation
// Get valid dates for +- 5 years (MMMYY format)
$start_dates = get_dates(date('m'), date('y'), 60, 60);
// Check if at least one field in a required group has an entry
if (empty($this->required_group)) {
$group_entry = true;
} else {
$group_entry = false;
foreach ($this->required_group as $key) {
if ($data[$key] != '') {
$group_entry = true;
}
}
}
// Do our own validation and add errors to array
$required_value = false;
foreach ($data as $key => $value) {
if ($value == '' && in_array($key, $this->required_field, true)) {
$required_value = true;
// Leave the field error display to Moodle
} else {
if (!$group_entry && in_array($key, $this->required_group, true)) {
// One of a required group with no entries
$errors[$key] = get_string('group_required', 'local_obu_forms');
} else {
if ($value == '' && in_array($key, $this->set_group, true) && (array_key_exists($this->check_id, $data) && $data[$this->check_id] == '1')) {
// Controlled by a check box
$errors[$key] = get_string('value_required', 'local_obu_forms');
} else {
if ($value == '' && in_array($key, $this->unset_group, true) && (array_key_exists($this->check_id, $data) && $data[$this->check_id] == '0')) {
// Controlled by a check box
$errors[$key] = get_string('value_required', 'local_obu_forms');
} else {
if ($key == 'adviser') {
// They must have selected one
if ($value == '0') {
// Oh No! They haven't!
$errors[$key] = get_string('value_required', 'local_obu_forms');
}
} else {
if ($key == 'supervisor') {
// They must have selected one
if ($value == '0') {
// Oh No! They haven't!
$errors[$key] = get_string('value_required', 'local_obu_forms');
}
} else {
if ($key == 'course') {
// Exact match - should be a current course (programme) code
if ($value != '') {
// Might not be mandatory
$current_courses = get_current_courses(0, $this->_customdata['modular']);
if (!in_array(strtoupper($value), $current_courses, true)) {
$errors[$key] = get_string('course_not_found', 'local_obu_forms');
}
}
} else {
if (strpos($key, 'module') !== false) {
// Validate module code format etcetera
if ($value != '') {
// Only validate if the field was completed
$prefix = strtoupper(substr($value, 0, 1));
$suffix = substr($value, 1);
if (strlen($value) != 6 || $prefix != 'C' && $prefix != 'F' && $prefix != 'P' && $prefix != 'U' || !is_numeric($suffix)) {
$errors[$key] = get_string('invalid_module_code', 'local_obu_forms');
} else {
if ($this->_customdata['modular'] && $prefix != 'U') {
$errors[$key] = get_string('invalid_module_code', 'local_obu_forms');
} else {
if ($key == 'module') {
// Exact match - should be a current module
$current_modules = get_current_modules();
if (!in_array($prefix . $suffix, $current_modules, true)) {
$errors[$key] = get_string('module_not_found', 'local_obu_forms');
}
}
}
}
// Check that any associated module fields have also been completed
$pos = strpos($key, 'module');
$prefix = substr($key, 0, $pos);
$suffix = substr($key, $pos + 6);
$key = $prefix . 'title' . $suffix;
if (array_key_exists($key, $data) && $data[$key] == '') {
$errors[$key] = get_string('value_required', 'local_obu_forms');
}
$key = $prefix . 'start' . $suffix;
if (array_key_exists($key, $data) && $data[$key] == '') {
$errors[$key] = get_string('value_required', 'local_obu_forms');
}
$key = $prefix . 'mark' . $suffix;
if (array_key_exists($key, $data) && $data[$key] == '') {
$errors[$key] = get_string('value_required', 'local_obu_forms');
}
$key = $prefix . 'credit' . $suffix;
if (array_key_exists($key, $data) && $data[$key] == '') {
$errors[$key] = get_string('value_required', 'local_obu_forms');
}
}
} else {
if (strpos($key, 'start') !== false) {
// Validate start date format
if ($value != '') {
// Only validate if the field was completed
$month = strtoupper(substr($value, 0, 3));
$year = substr($value, 3);
if (strlen($value) != 5 || is_numeric($month) || !is_numeric($year)) {
$errors[$key] = get_string('invalid_date_format', 'local_obu_forms');
} else {
if (!in_array($month . $year, $start_dates, true)) {
$errors[$key] = get_string('invalid_start_date', 'local_obu_forms');
}
}
}
}
}
}
}
}
}
}
}
}
}
if ($required_value || !empty($errors)) {
$errors['form_error'] = get_string('form_error', 'local_obu_forms');
}
return $errors;
}
