// Save the invitation mail
SurveyUtil::save_invite_mail($values['mail_text'], $values['mail_title'], !empty($survey_data['invite_mail']));
// Saving the invitations for the course users
$count_course_users = SurveyUtil::save_invitations($values['course_users'], $values['mail_title'], $values['mail_text'], $values['resend_to_all'], $values['send_mail'], $values['remindUnAnswered']);
// Saving the invitations for the additional users
$values['additional_users'] = $values['additional_users'] . ';';
// This is for the case when you enter only one email
$temp = str_replace(',', ';', $values['additional_users']);
// This is to allow , and ; as email separators
$additional_users = explode(';', $temp);
for ($i = 0; $i < count($additional_users); $i++) {
$additional_users[$i] = trim($additional_users[$i]);
}
$counter_additional_users = SurveyUtil::save_invitations($additional_users, $values['mail_title'], $values['mail_text'], $values['resend_to_all'], $values['send_mail'], $values['remindUnAnswered']);
// Updating the invited field in the survey table
SurveyUtil::update_count_invited($survey_data['code']);
$total_count = $count_course_users + $counter_additional_users;
$table_survey = Database::get_course_table(TABLE_SURVEY);
// Counting the number of people that are invited
$sql = "SELECT * FROM {$table_survey} WHERE c_id = {$course_id} AND code = '" . Database::escape_string($survey_data['code']) . "'";
$result = Database::query($sql);
$row = Database::fetch_array($result);
$total_invited = $row['invited'];
if ($total_invited > 0) {
$message = '<a href="' . api_get_path(WEB_CODE_PATH) . 'survey/survey_invitation.php?view=answered&survey_id=' . $survey_data['survey_id'] . '">' . $survey_data['answered'] . '</a> ';
$message .= get_lang('HaveAnswered') . ' ';
$message .= '<a href="' . api_get_path(WEB_CODE_PATH) . 'survey/survey_invitation.php?view=invited&survey_id=' . $survey_data['survey_id'] . '">' . $total_invited . '</a> ';
$message .= get_lang('WereInvited');
Display::display_normal_message($message, false);
Display::display_confirmation_message($total_count . ' ' . get_lang('InvitationsSend'));
}
