function backup_get_needed_users($courseid, $includemessages = false, $includeblogs = false)
{
global $CFG;
$result = false;
$course_modules = get_records_sql("SELECT cm.id, m.name, cm.instance\n FROM {$CFG->prefix}modules m,\n {$CFG->prefix}course_modules cm\n WHERE m.id = cm.module and\n cm.course = '{$courseid}'");
if ($course_modules) {
//Iterate over each module
foreach ($course_modules as $course_module) {
$modlib = "{$CFG->dirroot}/mod/{$course_module->name}/lib.php";
$modgetparticipants = $course_module->name . "_get_participants";
if (file_exists($modlib)) {
include_once $modlib;
if (function_exists($modgetparticipants)) {
$module_participants = $modgetparticipants($course_module->instance);
//Add them to result
if ($module_participants) {
foreach ($module_participants as $module_participant) {
$result[$module_participant->id]->id = $module_participant->id;
}
}
}
}
}
}
//Now, add message users if necessary
if ($includemessages) {
include_once "{$CFG->dirroot}/message/lib.php";
//Get users
$messageusers = message_get_participants();
//Add message users to results
if ($messageusers) {
foreach ($messageusers as $messageuser) {
//If id != 0
if ($messageuser->id != 0) {
$result[$messageuser->id]->id = $messageuser->id;
}
}
}
}
//Now, add blog users if necessary
if ($includeblogs) {
include_once "{$CFG->dirroot}/blog/lib.php";
//Get users
$blogusers = blog_get_participants();
//Add blog users to results
if ($blogusers) {
foreach ($blogusers as $bloguser) {
//If id != 0
if ($bloguser->id != 0) {
$result[$bloguser->id]->id = $bloguser->id;
}
}
}
}
return $result;
}
function backup_get_needed_users($courseid, $includemessages = false, $includeblogs = false)
{
global $CFG, $DB;
$result = false;
$course_modules = $DB->get_records_sql("SELECT cm.id, m.name, cm.instance\n FROM {modules} m, {course_modules} cm\n WHERE m.id = cm.module and\n cm.course = ?", array($courseid));
if ($course_modules) {
//Iterate over each module
foreach ($course_modules as $course_module) {
$modlib = "{$CFG->dirroot}/mod/{$course_module->name}/lib.php";
$modgetparticipants = $course_module->name . "_get_participants";
if (file_exists($modlib)) {
include_once $modlib;
if (function_exists($modgetparticipants)) {
$module_participants = $modgetparticipants($course_module->instance);
//Add them to result
if ($module_participants) {
foreach ($module_participants as $module_participant) {
$result[$module_participant->id]->id = $module_participant->id;
}
}
}
}
}
}
//Now, add scale users (from site and course scales)
//Get users
$scaleusers = $DB->get_records_sql("SELECT DISTINCT userid,userid\n FROM {scale}\n WHERE courseid = 0 or courseid = ?", array($courseid));
//Add scale users to results
if ($scaleusers) {
foreach ($scaleusers as $scaleuser) {
//If userid != 0
if ($scaleuser->userid != 0) {
$result[$scaleuser->userid]->id = $scaleuser->userid;
}
}
}
//Now, add message users if necessary
if ($includemessages) {
include_once "{$CFG->dirroot}/message/lib.php";
//Get users
$messageusers = message_get_participants();
//Add message users to results
if ($messageusers) {
foreach ($messageusers as $messageuser) {
//If id != 0
if ($messageuser->id != 0) {
$result[$messageuser->id]->id = $messageuser->id;
}
}
}
}
//Now, add blog users if necessary
if ($includeblogs) {
include_once "{$CFG->dirroot}/blog/lib.php";
//Get users
$blogusers = blog_get_participants();
//Add blog users to results
if ($blogusers) {
foreach ($blogusers as $bloguser) {
//If id != 0
if ($bloguser->id != 0) {
$result[$bloguser->id]->id = $bloguser->id;
}
}
}
}
return $result;
}