".get_string("savedok", "workshop")."
\n";
add_to_log($course->id, "workshop", "agree", "assessments.php?action=viewassessment&id=$cm->id&aid=$assessment->id", "$assessment->id");
print_continue("view.php?id=$cm->id");
}
/*************** Assess submission (by teacher or student) ***************************/
elseif ($action == 'assesssubmission') {
require_variable($sid);
optional_variable($allowcomments);
if (!isset($allowcomments)) {
$allowcomments = false;
}
if (! $submission = get_record("workshop_submissions", "id", $sid)) {
error("Assess submission is misconfigured - no submission record!");
}
// there can be an assessment record (for teacher submissions), if there isn't...
if (!$assessment = get_record("workshop_assessments", "submissionid", $submission->id, "userid",
$USER->id)) {
$yearfromnow = time() + 365 * 86400;
// ...create one and set timecreated way in the future, this is reset when record is updated
$assessment->workshopid = $workshop->id;
$assessment->submissionid = $submission->id;
$assessment->userid = $USER->id;
$assessment->grade = -1; // set impossible grade
$assessment->timecreated = $yearfromnow;
$assessment->timegraded = 0;
$assessment->timeagreed = 0;
$assessment->resubmission = 0;
if (!$assessment->id = insert_record("workshop_assessments", $assessment)) {
error("Could not insert workshop assessment!");
}
}
print_heading_with_help(get_string("assessthissubmission", "workshop"), "grading", "workshop");
// show assessment and allow changes
workshop_print_assessment($workshop, $assessment, true, $allowcomments, $_SERVER["HTTP_REFERER"]);
}
/*************** display grading form (viewed by student) *********************************/
elseif ($action == 'displaygradingform') {
print_heading_with_help(get_string("specimenassessmentform", "workshop"), "specimen", "workshop");
workshop_print_assessment($workshop); // called with no assessment
print_continue("view.php?a=$workshop->id");
}
/*************** edit comment on assessment (by author, assessor or teacher) ***************************/
elseif ($action == 'editcomment') {
print_heading_with_help(get_string("editacomment", "workshop"), "editingacomment", "workshop");
// get the comment record...
if (!$comment = get_record("workshop_comments", "id", $_GET['cid'])) {
error("Edit Comment: Comment not found");
}
if (!$assessment = get_record("workshop_assessments", "id", $comment->assessmentid)) {
error("Edit Comment: Assessment not found");
}
if (!$submission = get_record("workshop_submissions", "id", $assessment->submissionid)) {
error("Edit Comment: Submission not found");
}
?>
\n";
workshop_print_assessment($workshop, $assessment);
}
/*********************** edit assessment elements (for teachers) ***********************/
elseif ($action == 'editelements') {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
$count = count_records("workshop_grades", "workshop", $workshop->id);
if ($workshop->phase > 1 and $count) {
notify(get_string("warningonamendingelements", "workshop"));
}
// set up heading, form and table
print_heading_with_help(get_string("editingassessmentelements", "workshop"), "elements", "workshop");
?>
id)) {
error("Only teachers can look at this page");
}
// set up coment scale
for ($i=COMMENTSCALE; $i>=0; $i--) {
$num[$i] = $i;
}
print_heading_with_help(get_string("gradeassessment", "workshop"), "gradingassessments", "workshop");
// get assessment record
if (!$assessmentid = $_GET['aid']) {
error("Assessment id not given");
}
$assessment = get_record("workshop_assessments", "id", $assessmentid);
if (!$submission = get_record("workshop_submissions", "id", $assessment->submissionid)) {
error("Submission not found");
}
// get the teacher's assessment first
if ($teachersassessment = workshop_get_submission_assessment($submission, $USER)) {
echo "".get_string("teacherassessments", "workshop", $course->teacher)."\n";
workshop_print_assessment($workshop, $teachersassessment);
}
// now the student's assessment (don't allow changes)
$user = get_record("user", "id", $assessment->userid);
echo "".get_string("assessmentby", "workshop", $user->firstname." ".$user->lastname)."\n";
workshop_print_assessment($workshop, $assessment);
?>
\n";
}
/*************** insert (new) comment (by author, assessor or teacher) ***************************/
elseif ($action == 'insertcomment') {
$timenow = time();
$form = (object)$_POST;
if (!$assessment = get_record("workshop_assessments", "id", $_POST['aid'])) {
error("Unable to insert comment");
}
// save the comment...
$comment->workshopid = $workshop->id;
$comment->assessmentid = $assessment->id;
$comment->userid = $USER->id;
$comment->timecreated = $timenow;
$comment->comments = $form->comments;
if (!$comment->id = insert_record("workshop_comments", $comment)) {
error("Could not insert workshop comment!");
}
add_to_log($course->id, "workshop", "comment", "view.php?id=$cm->id", "$comment->id");
print_continue("assessments.php?action=viewassessment&id=$cm->id&aid=$assessment->id");
}
/*********************** insert/update assignment elements (for teachers)***********************/
elseif ($action == 'insertelements') {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
$form = (object)$HTTP_POST_VARS;
// let's not fool around here, dump the junk!
delete_records("workshop_elements", "workshopid", $workshop->id);
// determine wich type of grading
switch ($workshop->gradingstrategy) {
case 0: // no grading
// Insert all the elements that contain something
foreach ($form->description as $key => $description) {
if ($description) {
unset($element);
$element->description = $description;
$element->workshopid = $workshop->id;
$element->elementno = $key;
if (!$element->id = insert_record("workshop_elements", $element)) {
error("Could not insert workshop element!");
}
}
}
break;
case 1: // accumulative grading
// Insert all the elements that contain something
foreach ($form->description as $key => $description) {
if ($description) {
unset($element);
$element->description = $description;
$element->workshopid = $workshop->id;
$element->elementno = $key;
if (isset($form->scale[$key])) {
$element->scale = $form->scale[$key];
switch ($WORKSHOP_SCALES[$form->scale[$key]]['type']) {
case 'radio' : $element->maxscore = $WORKSHOP_SCALES[$form->scale[$key]]['size'] - 1;
break;
case 'selection' : $element->maxscore = $WORKSHOP_SCALES[$form->scale[$key]]['size'];
break;
}
}
if (isset($form->weight[$key])) {
$element->weight = $form->weight[$key];
}
if (!$element->id = insert_record("workshop_elements", $element)) {
error("Could not insert workshop element!");
}
}
}
break;
case 2: // error banded grading...
case 3: // ...and criterion grading
// Insert all the elements that contain something, the number of descriptions is one less than the number of grades
foreach ($form->maxscore as $key => $themaxscore) {
unset($element);
$element->workshopid = $workshop->id;
$element->elementno = $key;
$element->maxscore = $themaxscore;
if (isset($form->description[$key])) {
$element->description = $form->description[$key];
}
if (isset($form->weight[$key])) {
$element->weight = $form->weight[$key];
}
if (!$element->id = insert_record("workshop_elements", $element)) {
error("Could not insert workshop element!");
}
}
break;
case 4: // ...and criteria grading
// Insert all the elements that contain something
foreach ($form->description as $key => $description) {
unset($element);
$element->workshopid = $workshop->id;
$element->elementno = $key;
$element->description = $description;
$element->weight = $form->weight[$key];
for ($j=0;$j<5;$j++) {
if (empty($form->rubric[$key][$j]))
break;
}
$element->maxscore = $j - 1;
if (!$element->id = insert_record("workshop_elements", $element)) {
error("Could not insert workshop element!");
}
}
// let's not fool around here, dump the junk!
delete_records("workshop_rubrics", "workshopid", $workshop->id);
for ($i=0;$i<$workshop->nelements;$i++) {
for ($j=0;$j<5;$j++) {
unset($element);
if (empty($form->rubric[$i][$j])) { // OK to have an element with fewer than 5 items
break;
}
$element->workshopid = $workshop->id;
$element->elementno = $i;
$element->rubricno = $j;
$element->description = $form->rubric[$i][$j];
if (!$element->id = insert_record("workshop_rubrics", $element)) {
error("Could not insert workshop element!");
}
}
}
break;
} // end of switch
redirect("view.php?id=$cm->id", get_string("savedok","workshop"));
}
/*********************** list assessments for grading (Student submissions)(by teachers)***********************/
elseif ($action == 'listungradedstudentsubmissions') {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
workshop_list_ungraded_assessments($workshop, "student");
print_continue("view.php?a=$workshop->id");
}
/*********************** list assessments for grading (Teacher submissions) (by teachers)***********************/
elseif ($action == 'listungradedteachersubmissions') {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
workshop_list_ungraded_assessments($workshop, "teacher");
print_continue("view.php?a=$workshop->id");
}
/****************** list teacher submissions ***********************/
elseif ($action == 'listteachersubmissions') {
workshop_list_teacher_submissions($workshop, $USER);
print_continue("view.php?a=$workshop->id");
}
/*************** update assessment (by teacher or student) ***************************/
elseif ($action == 'updateassessment') {
require_variable($aid);
if (! $assessment = get_record("workshop_assessments", "id", $aid)) {
error("workshop assessment is misconfigured");
}
// first get the assignment elements for maxscores and weights...
if (!$elementsraw = get_records("workshop_elements", "workshopid", $workshop->id, "elementno ASC")) {
print_string("noteonassignmentelements", "workshop");
}
else {
foreach ($elementsraw as $element) {
$elements[] = $element; // to renumber index 0,1,2...
}
}
$timenow = time();
// don't fiddle about, delete all the old and add the new!
delete_records("workshop_grades", "assessmentid", $assessment->id);
$form = (object)$HTTP_POST_VARS;
//determine what kind of grading we have
switch ($workshop->gradingstrategy) {
case 0: // no grading
// Insert all the elements that contain something
foreach ($form->feedback as $key => $thefeedback) {
unset($element);
$element->workshopid = $workshop->id;
$element->assessmentid = $assessment->id;
$element->elementno = $key;
$element->feedback = $thefeedback;
if (!$element->id = insert_record("workshop_grades", $element)) {
error("Could not insert workshop element!");
}
}
$grade = 0; // set to satisfy save to db
break;
case 1: // accumulative grading
// Insert all the elements that contain something
foreach ($form->grade as $key => $thegrade) {
unset($element);
$element->workshopid = $workshop->id;
$element->assessmentid = $assessment->id;
$element->elementno = $key;
$element->feedback = $form->feedback[$key];
$element->grade = $thegrade;
if (!$element->id = insert_record("workshop_grades", $element)) {
error("Could not insert workshop element!");
}
}
// now work out the grade...
$rawgrade=0;
$totalweight=0;
foreach ($form->grade as $key => $grade) {
$maxscore = $elements[$key]->maxscore;
$weight = $WORKSHOP_EWEIGHTS[$elements[$key]->weight];
if ($weight > 0) {
$totalweight += $weight;
}
$rawgrade += ($grade / $maxscore) * $weight;
// echo "\$key, \$maxscore, \$weight, \$totalweight, \$grade, \$rawgrade : $key, $maxscore, $weight, $totalweight, $grade, $rawgrade
";
}
$grade = $workshop->grade * ($rawgrade / $totalweight);
break;
case 2: // error banded graded
// Insert all the elements that contain something
$error = 0.0;
for ($i =0; $i < $workshop->nelements; $i++) {
unset($element);
$element->workshopid = $workshop->id;
$element->assessmentid = $assessment->id;
$element->elementno = $i;
$element->feedback = $form->feedback[$i];
$element->grade = $form->grade[$i];
if (!$element->id = insert_record("workshop_grades", $element)) {
error("Could not insert workshop element!");
}
if (empty($form->grade[$i])){
$error += $WORKSHOP_EWEIGHTS[$elements[$i]->weight];
}
}
// now save the adjustment
unset($element);
$i = $workshop->nelements;
$element->workshopid = $workshop->id;
$element->assessmentid = $assessment->id;
$element->elementno = $i;
$element->grade = $form->grade[$i];
if (!$element->id = insert_record("workshop_grades", $element)) {
error("Could not insert workshop element!");
}
$grade = ($elements[intval($error + 0.5)]->maxscore + $form->grade[$i]);
echo "".get_string("weightederrorcount", "workshop", intval($error + 0.5))."\n";
break;
case 3: // criteria grading
// save in the selected criteria value in element zero,
unset($element);
$element->workshopid = $workshop->id;
$element->assessmentid = $assessment->id;
$element->elementno = 0;
$element->grade = $form->grade[0];
if (!$element->id = insert_record("workshop_grades", $element)) {
error("Could not insert workshop element!");
}
// now save the adjustment in element one
unset($element);
$element->workshopid = $workshop->id;
$element->assessmentid = $assessment->id;
$element->elementno = 1;
$element->grade = $form->grade[1];
if (!$element->id = insert_record("workshop_grades", $element)) {
error("Could not insert workshop element!");
}
$grade = ($elements[$form->grade[0]]->maxscore + $form->grade[1]) * $workshop->grade / 100;
break;
case 4: // rubric grading (identical to accumulative grading)
// Insert all the elements that contain something
foreach ($form->grade as $key => $thegrade) {
unset($element);
$element->workshopid = $workshop->id;
$element->assessmentid = $assessment->id;
$element->elementno = $key;
$element->feedback = $form->feedback[$key];
$element->grade = $thegrade;
if (!$element->id = insert_record("workshop_grades", $element)) {
error("Could not insert workshop element!");
}
}
// now work out the grade...
$rawgrade=0;
$totalweight=0;
foreach ($form->grade as $key => $grade) {
$maxscore = $elements[$key]->maxscore;
$weight = $WORKSHOP_EWEIGHTS[$elements[$key]->weight];
if ($weight > 0) {
$totalweight += $weight;
}
$rawgrade += ($grade / $maxscore) * $weight;
}
$grade = $workshop->grade * ($rawgrade / $totalweight);
break;
} // end of switch
// update the time of the assessment record (may be re-edited)...
set_field("workshop_assessments", "timecreated", $timenow, "id", $assessment->id);
if (!$submission = get_record("workshop_submissions", "id", $assessment->submissionid)) {
error ("Updateassessment: submission record not found");
}
// if the workshop does need peer agreement AND it's self assessment then set timeagreed
if ($workshop->agreeassessments and ($submission->userid == $assessment->userid)) {
set_field("workshop_assessments", "timeagreed", $timenow, "id", $assessment->id);
}
set_field("workshop_assessments", "grade", $grade, "id", $assessment->id);
// ...and clear any grading of this assessment...
set_field("workshop_assessments", "timegraded", 0, "id", $assessment->id);
set_field("workshop_assessments", "gradinggrade", 0, "id", $assessment->id);
// ...and the resubmission flag
set_field("workshop_assessments", "resubmission", 0, "id", $assessment->id);
// any comment?
if (!empty($form->generalcomment)) {
set_field("workshop_assessments", "generalcomment", $form->generalcomment, "id", $assessment->id);
}
add_to_log($course->id, "workshop", "assess",
"assessments.php?action=viewassessment&id=$cm->id&aid=$assessment->id", "$assessment->id", "$cm->id");
// set up return address
if (!$returnto = $form->returnto) {
$returnto = "view.php?id=$cm->id";
}
// show grade if grading strategy is not zero
if ($workshop->gradingstrategy) {
redirect($returnto, get_string("thegradeis", "workshop").": ".number_format($grade, 2).
" (".get_string("maximumgrade")." ".number_format($workshop->grade).")");
}
else {
redirect($returnto);
}
}
/****************** update comment (by author, assessor or teacher) ********************/
elseif ($action == 'updatecomment') {
$timenow = time();
$form = (object)$_POST;
// get the comment record...
if (!$comment = get_record("workshop_comments", "id", $_POST['cid'])) {
error("Update to Comment failed");
}
if (!$assessment = get_record("workshop_assessments", "id", $comment->assessmentid)) {
error("Update Comment: Assessment not found");
}
//save the comment for the assessment...
if (isset($form->comments)) {
set_field("workshop_comments", "comments", $form->comments, "id", $comment->id);
set_field("workshop_comments", "timecreated", $timenow, "id", $comment->id);
// ..and kick to comment into life (probably not needed but just in case)
set_field("workshop_comments", "mailed", 0, "id", $comment->id);
echo "".get_string("savedok", "workshop")."
\n";
add_to_log($course->id, "workshop", "comment",
"assessments.php?action=viewassessment&id=$cm->id&aid=$assessment->id", "$comment->id");
}
print_continue("assessments.php?action=viewassessment&id=$cm->id&aid=$assessment->id");
}
/****************** update grading (by teacher) ***************************/
elseif ($action == 'updategrading') {
$timenow = time();
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
$form = (object)$_POST;
if (!$assessment = get_record("workshop_assessments", "id", $_POST['aid'])) {
error("Update Grading failed");
}
//save the comment and grade for the assessment
if (isset($form->teachercomment)) {
set_field("workshop_assessments", "teachercomment", $form->teachercomment, "id", $assessment->id);
set_field("workshop_assessments", "gradinggrade", $form->gradinggrade, "id", $assessment->id);
set_field("workshop_assessments", "timegraded", $timenow, "id", $assessment->id);
set_field("workshop_assessments", "mailed", 0, "id", $assessment->id);
echo "".get_string("savedok", "workshop")."
\n";
add_to_log($course->id, "workshop", "grade",
"assessments.php?action=viewassessment&id=$cm->id&aid=$assessment->id", "$assessment->id", "$cm->id");
}
switch ($form->stype) {
case "student" :
redirect("assessments.php?action=listungradedstudentsubmissions&id=$cm->id");
break;
case "teacher" :
redirect("assessments.php?action=listungradedteachersubmissions&id=$cm->id");
break;
}
}
/****************** user confirm delete ************************************/
elseif ($action == 'userconfirmdelete' ) {
if (empty($_GET['aid'])) {
error("User confirm delete: assessment id missing");
}
notice_yesno(get_string("confirmdeletionofthisitem","workshop",
get_string("assessment", "workshop")),
"assessments.php?action=userdelete&id=$cm->id&aid=$_GET[aid]", "view.php?id=$cm->id");
}
/****************** user delete ************************************/
elseif ($action == 'userdelete' ) {
if (empty($_GET['aid'])) {
error("User delete: assessment id missing");
}
print_string("deleting", "workshop");
// first delete all the associated records...
delete_records("workshop_comments", "assessmentid", $_GET['aid']);
delete_records("workshop_grades", "assessmentid", $_GET['aid']);
// ...now delete the assessment...
delete_records("workshop_assessments", "id", $_GET['aid']);
print_continue("view.php?id=$cm->id");
}
/****************** view all assessments ***********************/
elseif ($action == 'viewallassessments') {
if (!$submission = get_record("workshop_submissions", "id", $_GET['sid'])) {
error("View All Assessments: submission record not found");
}
if ($assessments = workshop_get_assessments($submission)) {
foreach ($assessments as $assessment) {
workshop_print_assessment($workshop, $assessment);
}
}
// only called from list all submissions
print_continue("submissions.php?action=listallsubmissions&id=$cm->id");
}
/****************** view assessment *****************************/
elseif ($action == 'viewassessment') {
optional_variable($allowcomments);
if (!isset($allowcomments)) {
$allowcomments = false;
}
// get the assessment record
if (!$assessment = get_record("workshop_assessments", "id", $_GET['aid'])) {
error("Assessment record not found");
}
// show assessment but don't allow changes
workshop_print_assessment($workshop, $assessment, false, $allowcomments);
print_continue("view.php?a=$workshop->id");
}
/*************** no man's land **************************************/
else {
error("Fatal Error: Unknown Action: ".$action."\n");
}
print_footer($course);
?>