/**
* Given an object containing all the necessary data,(defined by the
* form in mod_form.php) this function will update an existing instance
* with new data.
*
* @param object $oublog the data from the mod form
* @return boolean true on success, false on failure.
*/
function oublog_update_instance($oublog)
{
global $DB;
$oublog->id = $oublog->instance;
if (!($blog = $DB->get_record('oublog', array('id' => $oublog->id)))) {
return false;
}
if (!$DB->update_record('oublog', $oublog)) {
return false;
}
oublog_grade_item_update($oublog);
return true;
}
/**
* Grades users from the participation.php page
*
* @param array $newgrades array of grade records to update
* @param array $oldgrades array of old grade records to check
* @param object $cm current course module object
* @param object $oublog current oublog object
* @param object $course current course object
*/
function oublog_update_manual_grades($newgrades, $oldgrades, $cm, $oublog, $course)
{
global $CFG, $SESSION;
require_once $CFG->libdir . '/gradelib.php';
$grades = array();
foreach ($oldgrades as $key => $user) {
if (array_key_exists($key, $newgrades)) {
if (empty($user->gradeobj->grade) || $newgrades[$key] != $user->gradeobj->grade) {
$grade = new StdClass();
$grade->userid = $key;
$grade->dategraded = time();
if ($newgrades[$key] == -1) {
// no grade
$grade->rawgrade = null;
} else {
$grade->rawgrade = $newgrades[$key];
}
$oublog->cmidnumber = $cm->id;
$grades[$key] = $grade;
}
}
}
oublog_grade_item_update($oublog, $grades);
// Add a message to display to the page.
if (!isset($SESSION->oubloggradesupdated)) {
$SESSION->oubloggradesupdated = get_string('gradesupdated', 'oublog');
}
}
/**
* Update activity grades
*
* @global object
* @global object
* @param object $oublog
* @param int $userid specific user only, 0 means all
* @param bool $nullifnone
*/
function oublog_update_grades($oublog, $userid = 0, $nullifnone = true)
{
global $CFG, $DB;
require_once $CFG->libdir . '/gradelib.php';
require_once $CFG->dirroot . '/mod/oublog/locallib.php';
if ($oublog->grading != OUBLOG_USE_RATING) {
return;
}
if (!$oublog->assessed) {
oublog_grade_item_update($oublog);
} else {
if ($grades = oublog_get_user_grades($oublog, $userid)) {
oublog_grade_item_update($oublog, $grades);
} else {
if ($userid && $nullifnone) {
$grade = new stdClass();
$grade->userid = $userid;
$grade->rawgrade = null;
oublog_grade_item_update($oublog, $grade);
} else {
oublog_grade_item_update($oublog);
}
}
}
}
