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<?PHP
/* submissions.php: version 1.0 30th April 2003 */
/*************************************************
ACTIONS handled are:
adminconfirmdelete
admindelete
adminlist
calculatefinalgrades
displayfinalgrades (teachers only)
displayfinalweights
listallsubmissions
listforassessmentstudent
listforassessmentteacher
userconfirmdelete
userdelete
************************************************/
require("../../config.php");
require("lib.php");
optional_variable($id); // Course Module ID
optional_variable($a); // workshop ID
// get some useful stuff...
if ($id) {
if (! $cm = get_record("course_modules", "id", $id)) {
error("Course Module ID was incorrect");
}
if (! $course = get_record("course", "id", $cm->course)) {
error("Course is misconfigured");
}
if (! $workshop = get_record("workshop", "id", $cm->instance)) {
error("Course module is incorrect");
}
} else {
if (! $workshop = get_record("workshop", "id", $a)) {
error("Course module is incorrect");
}
if (! $course = get_record("course", "id", $workshop->course)) {
error("Course is misconfigured");
}
if (! $cm = get_coursemodule_from_instance("workshop", $workshop->id, $course->id)) {
error("Course Module ID was incorrect");
}
}
require_login($course->id);
if ($course->category) {
$navigation = "<A HREF=\"../../course/view.php?id=$course->id\">$course->shortname</A> ->";
}
$strworkshops = get_string("modulenameplural", "workshop");
$strworkshop = get_string("modulename", "workshop");
$strsubmissions = get_string("submissions", "workshop");
// ... print the header and...
print_header("$course->shortname: $workshop->name", "$course->fullname",
"$navigation <A HREF=index.php?id=$course->id>$strworkshops</A> ->
<A HREF=\"view.php?a=$workshop->id\">$workshop->name</A> -> $strsubmissions",
"", "", true);
//...get the action or set up an suitable default
optional_variable($action);
if (empty($action)) {
$action = "listallsubmissions";
}
/******************* admin amend title ************************************/
if ($action == 'adminamendtitle' ) {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
if (empty($_GET['sid'])) {
error("Admin Amend Title: submission id missing");
}
$submission = get_record("workshop_submissions", "id", $_GET['sid']);
print_heading(get_string("amendtitle", "workshop"));
?>
<form name="amendtitleform" action="submissions.php" method="post">
<input type="hidden" name="action" value="adminupdatetitle">
<input type="hidden" name="id" value="<?PHP echo $cm->id ?>">
<input type="hidden" name="sid" value="<?PHP echo $_REQUEST['sid'] ?>">
<center>
<table celpadding="5" border="1">
<?PHP
// now get the comment
echo "<tr valign=\"top\">\n";
echo " <td align=\"right\"><P><B>". get_string("title", "workshop").":</b></p></td>\n";
echo " <td>\n";
echo " <input type=\"text\" name=\"title\" size=\"60\" maxlength=\"100\" value=\"$submission->title\">\n";
echo " </td></tr></table>\n";
echo "<input type=submit VALUE=\"".get_string("amendtitle", "workshop")."\">\n";
echo "</center></form>\n";
}
/******************* admin confirm delete ************************************/
elseif ($action == 'adminconfirmdelete' ) {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
if (empty($_GET['sid'])) {
error("Admin confirm delete: submission id missing");
}
notice_yesno(get_string("confirmdeletionofthisitem","workshop", get_string("submission", "workshop")),
"submissions.php?action=admindelete&id=$cm->id&sid=$_GET[sid]", "submissions.php?id=$cm->id&action=adminlist");
}
/******************* admin delete ************************************/
elseif ($action == 'admindelete' ) {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
if (empty($_GET['sid'])) {
error("Admin delete: submission id missing");
}
if (!$submission = get_record("workshop_submissions", "id", $_GET['sid'])) {
error("Admin delete: can not get submission record");
}
print_string("deleting", "workshop");
// first get any assessments...
if ($assessments = workshop_get_assessments($submission)) {
foreach($assessments as $assessment) {
// ...and all the associated records...
delete_records("workshop_comments", "assessmentid", $assessment->id);
delete_records("workshop_grades", "assessmentid", $assessment->id);
echo ".";
}
// ...now delete the assessments...
delete_records("workshop_assessments", "submissionid", $submission->id);
}
// ...and the submission record...
delete_records("workshop_submissions", "id", $submission->id);
// ..and finally the submitted file
workshop_delete_submitted_files($workshop, $submission);
print_continue("submissions.php?id=$cm->id&action=adminlist");
}
/******************* list all submissions ************************************/
elseif ($action == 'adminlist' ) {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
if (empty($_GET['order'])) {
$order = "name";
}
else {
$order = $_GET['order'];
}
print_heading(get_string("listofallsubmissions", "workshop").":", "center");
workshop_list_submissions_for_admin($workshop, $order);
print_continue("view.php?id=$cm->id");
}
/******************* admin update title ************************************/
elseif ($action == 'adminupdatetitle' ) {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
if (empty($_POST['sid'])) {
error("Admin Update Title: submission id missing");
}
if (set_field("workshop_submissions", "title", $_POST['title'], "id", $_POST['sid'])) {
print_heading(get_string("amendtitle", "workshop")." ".get_string("ok"));
}
print_continue("submissions.php?id=$cm->id&action=adminlist");
}
/*************** calculate final grades (by teacher) ***************************/
elseif ($action == 'calculatefinalgrades') {
$form = (object)$_POST;
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
// Get all the students in surname order
if (!$users = get_course_students($course->id, "u.firstname, u.lastname")) {
print_heading(get_string("nostudentsyet"));
print_footer($course);
exit;
}
// set up the weights from the calculate final grades form...
if (isset($form->teacherweight)) {
$teacherweight = $form->teacherweight;
// ...and save them
set_field("workshop", "teacherweight", $teacherweight, "id", "$workshop->id");
}
if (isset($form->peerweight)) {
$peerweight = $form->peerweight;
// ...and save them
set_field("workshop", "peerweight", $peerweight, "id", "$workshop->id");
}
// get the include teachers grade flag
if (isset($form->includeteachersgrade)) {
$includeteachersgrade = $form->includeteachersgrade;
set_field("workshop", "includeteachersgrade", $includeteachersgrade, "id", "$workshop->id");
}
if (isset($form->biasweight)) {
$biasweight = $form->biasweight;
// ...and save them
set_field("workshop", "biasweight", $biasweight, "id", "$workshop->id");
}
if (isset($form->reliabilityweight)) {
$reliabilityweight = $form->reliabilityweight;
// ...and save them
set_field("workshop", "reliabilityweight", $reliabilityweight, "id", "$workshop->id");
}
if (isset($form->gradingweight)) {
$gradingweight = $form->gradingweight;
// ...and save them
set_field("workshop", "gradingweight", $gradingweight, "id", "$workshop->id");
}
// work out what to show in the final grades tables and what to include in the calculation of the final grade
// teacher grades?
if ($workshop->gradingstrategy and $teacherweight) {
$useteachersgrades = 1;
}
else {
$useteachersgrades = 0;
}
// peergrades?
if ($workshop->gradingstrategy and $workshop->nsassessments and $peerweight) {
$usepeergrades = 1;
}
else {
$usepeergrades = 0;
}
// bias grades?
if ((($workshop->ntassessments >= 3) or ($workshop->nsassessments >= 3)) and ($useteachersgrades or $usepeergrades)
and $biasweight ) {
$usebiasgrades = 1;
}
else {
$usebiasgrades = 0;
}
// reliability grades?
if ((($workshop->ntassessments >= 3) or ($workshop->nsassessments >= 3)) and ($useteachersgrades or $usepeergrades)
and $reliabilityweight ) {
$usereliabilitygrades = 1;
}
else {
$usereliabilitygrades = 0;
}
// grading grades?
if (($workshop->ntassessments or $workshop->nsassessments) and $gradingweight ) {
$usegradinggrades = 1;
}
else {
$usegradinggrades = 0;
}
// start to calculate the grand means
$sumallteachergrades = 0.0;
$nallteachergrades = 0;
$sumallpeergrades = 0.0;
$nallpeergrades = 0;
// get the grades of each student's submission...
// the method used allowed a submission to be graded by more than one teacher
if (workshop_count_student_submissions($workshop)) {
echo "<CENTER><B>".get_string("studentsubmissions", "workshop", $course->student);
echo "<BR><TABLE BORDER=1 WIDTH=\"90%\"><TR>\n";
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>$course->student</B></TD>\n";
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("submissions","workshop")."</B></TD>\n";
if ($useteachersgrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("assessmentsby", "workshop", $course->teachers)."</B></TD>\n";
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("numberofassessments", "workshop")."</B></TD>\n";
}
if ($usepeergrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("assessmentsby", "workshop", $course->students)."</B></TD>\n";
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("numberofassessments", "workshop")."</B></TD>\n";
}
if ($useteachersgrades or $usepeergrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("gradeofsubmission", "workshop")."</B></TD></TR>\n";
}
// display weights
echo "<TR><TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("weights","workshop")."</B></TD>\n";
echo "<TD BGCOLOR=\"$THEME->cellheading2\">&nbsp;</TD>\n";
if ($useteachersgrades) {
echo "<TD COLSPAN=\"2\" BGCOLOR=\"$THEME->cellheading2\"><CENTER><B>$WORKSHOP_FWEIGHTS[$teacherweight]</B></CENTER></TD>\n";
}
if ($usepeergrades) {
echo "<TD COLSPAN=\"2\" BGCOLOR=\"$THEME->cellheading2\"><CENTER><B>$WORKSHOP_FWEIGHTS[$peerweight]</B></CENTER></TD>\n";
}
if ($useteachersgrades or $usepeergrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\">&nbsp;</TD>\n";
}
echo "<TR>\n";
// go through the submissions in "user" order, makes comparing the two tables easier
foreach ($users as $user) {
if ($submissions = workshop_get_user_submissions($workshop, $user)) {
foreach ($submissions as $submission) {
$sumteachergrades = 0.0;
$nteachergrades = 0;
$sumpeergrades = 0.0;
$npeergrades = 0;
// have a look at each assessment and add to arrays
if ($assessments = workshop_get_assessments($submission)) {
foreach ($assessments as $assessment) {
if (isteacher($workshop->course, $assessment->userid)) {
// it's a teacher's
$sumteachergrades += $assessment->grade;
$nteachergrades++;
if ($includeteachersgrade) { // add it to the student grades
$sumpeergrades += $assessment->grade;
$npeergrades++;
}
}
else {
// its' a student's
$sumpeergrades += $assessment->grade;
$npeergrades++;
}
}
}
if ($nteachergrades) {
$teachergrade = intval($sumteachergrades / $nteachergrades + 0.5);
$sumallteachergrades += $teachergrade;
$nallteachergrades++;
}
else {
$teachergrade = 0;
}
if ($npeergrades) {
$peergrade = intval($sumpeergrades / $npeergrades + 0.5);
$sumallpeergrades += $peergrade;
$nallpeergrades++;
}
else {
$peergrade = 0;
}
if ($teacherweight + $peerweight > 0) {
$grade = intval((($useteachersgrades * $teachergrade * $WORKSHOP_FWEIGHTS[$teacherweight] +
$usepeergrades * $peergrade * $WORKSHOP_FWEIGHTS[$peerweight]) /
($useteachersgrades * $WORKSHOP_FWEIGHTS[$teacherweight] +
$usepeergrades * $WORKSHOP_FWEIGHTS[$peerweight])) + 0.5);
}
else {
$grade = 0;
}
// display the grades...
echo "<TR><TD>$user->firstname $user->lastname</TD>\n";
echo "<TD>".workshop_print_submission_title($workshop, $submission)."</TD>\n";
if ($useteachersgrades) {
echo "<TD>$teachergrade</TD>\n";
echo "<TD>[$nteachergrades]</TD>\n";
}
if ($usepeergrades) {
echo "<TD>$peergrade</TD>\n";
echo "<TD>[$npeergrades]</TD>\n";
}
if ($useteachersgrades or $usepeergrades) {
echo "<TD>$grade</TD></TR>\n";
}
// ...and save in the database
set_field("workshop_submissions", "teachergrade", $teachergrade, "id", $submission->id);
set_field("workshop_submissions", "peergrade", $peergrade, "id", $submission->id);
}
}
}
echo "</TABLE></CENTER>\n";
}
// now display the overall teacher and peer means
if ($nallteachergrades) {
$grandteachergrade = $sumallteachergrades / $nallteachergrades;
}
else {
$grandteachergrade = 0;
}
if ($nallpeergrades) {
$grandpeergrade = $sumallpeergrades / $nallpeergrades;
}
else {
$grandpeergrade = 0;
}
if ($useteachersgrades) {
echo "<P><B>".get_string("overallteachergrade", "workshop", number_format($grandteachergrade, 2))." [$nallteachergrades]</B>\n";
}
if ($usepeergrades) {
echo "<P><B>".get_string("overallpeergrade", "workshop", number_format($grandpeergrade, 2))." [$nallpeergrades]</B><BR>\n";
}
// run thru each users and see how their assessments faired, we may junk the grading stats but what the heck!
foreach ($users as $user) {
// we need to calculate a user bias before we can calculate their reliability
$sumbias = 0.0;
// nbias is used later to show how many peer assessments the user has done
$nbias[$user->id] = 0;
if ($workshop->nsassessments) { // peer assessments?
// run thru this user's assessments on the STUDENT submissions
if ($assessments = workshop_get_student_assessments($workshop, $user)) {
foreach ($assessments as $assessment) {
$submission = get_record("workshop_submissions", "id", $assessment->submissionid);
// calculate the sum of "validity" values, the bias in a user's grading...
$sumbias += $submission->peergrade - $assessment->grade;
$nbias[$user->id]++;
}
}
}
if ($nbias[$user->id] > 1) {
// we could divide by n-1 to remove own score from calculation of mean but we don't because we re-use bias
// values in the calculation of reliability, and it's all relative anyway
$bias[$user->id] = $sumbias / $nbias[$user->id];
}
else {
$bias[$user->id] = 0.0;
}
// now look at all the user's assessments of both the TEACHER's submissions and the STUDENT submissions
// to calculate their overall grading grade
$sumgradinggrade = 0.0;
$ngradinggrades = 0;
if ($workshop->ntassessments or $workshop->nsassessments) { // worth looking?
if ($assessments = workshop_get_user_assessments($workshop, $user)) {
foreach ($assessments as $assessment) {
if ($assessment->timegraded > 0) {
$sumgradinggrade += $assessment->gradinggrade;
$ngradinggrades++;
}
}
}
}
if ($ngradinggrades) {
$gradinggrade[$user->id] = $sumgradinggrade / $ngradinggrades;
}
else {
$gradinggrade[$user->id] = 0.0;
}
}
// calculate the mean value of "reliability", the accuracy of a user's grading (disregarding bias)
// use a linear function rather than a squared function for reliability
// at the same time calculate a reliability of a "dumb user" whose grades everything at the grand mean value
$sumdumbreliability = 0.0;
$ndumbreliability =0;
foreach ($users as $user) {
$sumreliability = 0.0;
$nreliability = 0;
if ($workshop->nsassessments) { // worth a look?
// look only at the user's assessment of STUDENT submissions
if ($assessments = workshop_get_student_assessments($workshop, $user)) {
foreach ($assessments as $assessment) {
$submission = get_record("workshop_submissions", "id", $assessment->submissionid);
$sumreliability += abs($submission->peergrade - $assessment->grade - $bias[$user->id]);
$nreliability++;
$sumdumbreliability += abs($submission->peergrade - $grandpeergrade);
$ndumbreliability++;
}
}
}
// calculate the mean reliability values
if ($nreliability) {
$reliability[$user->id] = $sumreliability / $nreliability;
}
else {
$reliability[$user->id] = 999999; // big number
}
}
if ($ndumbreliability) {
$dumbreliability = $sumdumbreliability / $ndumbreliability;
}
else {
$dumbreliability = 999999; // big number
}
// convert bias and reliability values into scales where 1 is prefect, 0 is no grading done...
// ...but first find the largest (absolute) value of the bias measures
if (max($bias) > abs(min($bias))) {
$maxbias = max($bias);
}
else {
$maxbias = abs(min($bias));
}
echo "<P><CENTER>".get_string("studentgrades", "workshop", $course->student)."<BR>\n";
echo "<CENTER><TABLE BORDER=1 WIDTH=\"90%\"><TR>
<TD BGCOLOR=\"$THEME->cellheading2\"><B>$course->student</B></TD>\n";
if ($useteachersgrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("assessmentsby", "workshop", $course->teachers)."</B></TD>\n";
}
if ($usepeergrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("assessmentsby", "workshop", $course->students)."</B></TD>\n";
}
if ($usebiasgrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("gradeforbias", "workshop")."</B></TD>\n";
}
if ($usereliabilitygrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("gradeforreliability", "workshop")."</B></TD>\n";
}
if ($usegradinggrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("gradeforassessments", "workshop")."</B></TD>\n";
}
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("overallgrade", "workshop")."</B></TD></TR>\n";
// now display the weights
echo "<TR><TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("weights","workshop")."</B></TD>\n";
if ($useteachersgrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>$WORKSHOP_FWEIGHTS[$teacherweight]</B></TD>\n";
}
if ($usepeergrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>$WORKSHOP_FWEIGHTS[$peerweight]</B></TD>\n";
}
if ($usebiasgrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>$WORKSHOP_FWEIGHTS[$biasweight]</B></TD>\n";
}
if ($usereliabilitygrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>$WORKSHOP_FWEIGHTS[$reliabilityweight]</B></TD>\n";
}
if ($usegradinggrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>$WORKSHOP_FWEIGHTS[$gradingweight]</B></TD>\n";
}
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>&nbsp;</B></TD></TR>\n";
foreach ($users as $user) {
// get user's best submission
$bestgrade = -1;
$teachergrade = 0;
$peergrade = 0;
if ($submissions = workshop_get_user_submissions($workshop, $user)) {
foreach ($submissions as $submission) {
$grade = ($submission->teachergrade * $WORKSHOP_FWEIGHTS[$teacherweight] +
$submission->peergrade * $WORKSHOP_FWEIGHTS[$peerweight]) /
($WORKSHOP_FWEIGHTS[$teacherweight] + $WORKSHOP_FWEIGHTS[$peerweight]);
if ($grade > $bestgrade) {
$bestgrade = $grade;
$teachergrade = $submission->teachergrade;
$peergrade = $submission->peergrade;
$bestsubmission = $submission;
}
}
}
else { // funny this user did not submit - create a dummy submission to hold any grades they might have
$bestsubmission->workshopid = $workshop->id;
$bestsubmission->userid = $user->id;
$bestsubmission->title = "No Submission";
$bestsubmission->timecreated = 0;
if (!$bestsubmission->id = insert_record("workshop_submissions", $bestsubmission)) {
error("Unable to create dummy submission record");
}
}
// biasgrade is scaled between zero and one NEED TO ADD TEST FOR NO PEER ASSESSMENTS OF SUBMITTED WORK
if ($maxbias) {
$biasgrade = max(($nbias[$user->id] / $workshop->nsassessments) - (abs($bias[$user->id]) / $maxbias),
0.0);
}
else {
$biasgrade = 0;
}
// reliabilitygrade is scaled between zero and one
if ($dumbreliability and $workshop->nsassessments) {
// nbias used here as it contains the number of assessments the user has done
$reliabilitygrade = max(($nbias[$user->id] / $workshop->nsassessments) -
($reliability[$user->id] / $dumbreliability), 0.0);
}
else {
$reliabilitygrade = 0;
}
$biasscaled = intval($biasgrade * $workshop->grade + 0.5);
$reliabilityscaled = intval($reliabilitygrade * $workshop->grade + 0.5);
$gradingscaled = intval($gradinggrade[$user->id] * $workshop->grade / COMMENTSCALE + 0.5);
$finalgrade = intval((($teachergrade * $WORKSHOP_FWEIGHTS[$teacherweight] * $useteachersgrades) +
($peergrade * $WORKSHOP_FWEIGHTS[$peerweight] * $usepeergrades) +
($biasscaled * $WORKSHOP_FWEIGHTS[$biasweight] * $usebiasgrades) +
($reliabilityscaled * $WORKSHOP_FWEIGHTS[$reliabilityweight] * $usereliabilitygrades) +
($gradingscaled * $WORKSHOP_FWEIGHTS[$gradingweight] * $usegradinggrades) + 0.5) /
(($WORKSHOP_FWEIGHTS[$teacherweight] * $useteachersgrades) +
($WORKSHOP_FWEIGHTS[$peerweight] * $usepeergrades) +
($WORKSHOP_FWEIGHTS[$biasweight] * $usebiasgrades) +
($WORKSHOP_FWEIGHTS[$reliabilityweight] * $usereliabilitygrades) +
($WORKSHOP_FWEIGHTS[$gradingweight] * $usegradinggrades)));
echo "<TR><TD>$user->firstname $user->lastname</TD>";
if ($useteachersgrades) {
echo "<TD>$teachergrade</TD>";
}
if ($usepeergrades) {
echo "<TD>$peergrade</TD>";
}
if ($usebiasgrades) {
echo "<TD>$biasscaled</TD>";
}
if ($usereliabilitygrades) {
echo "<TD>$reliabilityscaled</TD>";
}
if ($usegradinggrades) {
echo "<TD>$gradingscaled</TD>";
}
echo "<TD>$finalgrade</TD></TR>\n";
// save the grades
set_field("workshop_submissions", "biasgrade", $biasscaled, "id", $bestsubmission->id);
set_field("workshop_submissions", "reliabilitygrade", $reliabilityscaled, "id", $bestsubmission->id);
set_field("workshop_submissions", "gradinggrade", $gradingscaled, "id", $bestsubmission->id);
set_field("workshop_submissions", "finalgrade", $finalgrade, "id", $bestsubmission->id);
}
echo "</TABLE><BR CLEAR=ALL>\n";
print_string("allgradeshaveamaximumof", "workshop", $workshop->grade);
echo "</CENTER><BR>\n";
print_continue("view.php?a=$workshop->id");
}
/*************** display final grades (by teacher) ***************************/
elseif ($action == 'displayfinalgrades') {
// Get all the students
if (!$users = get_course_students($course->id, "u.firstname, u.lastname")) {
print_heading(get_string("nostudentsyet"));
print_footer($course);
exit;
}
// get the final weights from the database
$teacherweight = get_field("workshop","teacherweight", "id", $workshop->id);
$peerweight = get_field("workshop","peerweight", "id", $workshop->id);
$includeteachersgrade = get_field("workshop","includeteachersgrade", "id", $workshop->id);
$biasweight = get_field("workshop","biasweight", "id", $workshop->id);
$reliabilityweight = get_field("workshop","reliabilityweight", "id", $workshop->id);
$gradingweight = get_field("workshop","gradingweight", "id", $workshop->id);
// work out what to show in the final grades tables and what to include in the calculation of the final grade
// teacher grades?
if ($workshop->gradingstrategy and $teacherweight) {
$useteachersgrades = 1;
}
else {
$useteachersgrades = 0;
}
// peergrades?
if ($workshop->gradingstrategy and $workshop->nsassessments and $peerweight) {
$usepeergrades = 1;
}
else {
$usepeergrades = 0;
}
// bias grades?
if ((($workshop->ntassessments >= 3) or ($workshop->nsassessments >= 3)) and ($useteachersgrades or $usepeergrades)
and $biasweight ) {
$usebiasgrades = 1;
}
else {
$usebiasgrades = 0;
}
// reliability grades?
if ((($workshop->ntassessments >= 3) or ($workshop->nsassessments >= 3)) and ($useteachersgrades or $usepeergrades)
and $reliabilityweight ) {
$usereliabilitygrades = 1;
}
else {
$usereliabilitygrades = 0;
}
// grading grades?
if (($workshop->ntassessments or $workshop->nsassessments) and $gradingweight ) {
$usegradinggrades = 1;
}
else {
$usegradinggrades = 0;
}
// show the final grades as stored in the tables...
print_heading_with_help(get_string("displayoffinalgrades", "workshop"), "finalgrades", "workshop");
echo "<CENTER><TABLE BORDER=1 WIDTH=\"90%\"><TR>
<TD BGCOLOR=\"$THEME->cellheading2\"><B>".$course->student."</B></TD>";
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("submissions", "workshop")."</B></TD>";
if ($useteachersgrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("assessmentsby", "workshop", $course->teachers)."</B></TD>";
}
if ($usepeergrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("assessmentsby", "workshop", $course->students)."</B></TD>";
}
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("assessmentsdone", "workshop")."</B></TD>";
if ($usebiasgrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("gradeforbias", "workshop")."</B></TD>";
}
if ($usereliabilitygrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("gradeforreliability", "workshop")."</B></TD>";
}
if ($usegradinggrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("gradeforassessments", "workshop")."</B></TD>";
}
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("overallgrade", "workshop")."</B></TD></TR>\n";
// now the weights
echo "<TR><TD BGCOLOR=\"$THEME->cellheading2\"><B>".get_string("weights", "workshop")."</B></TD>";
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>&nbsp;</B></TD>\n";
if ($useteachersgrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>$WORKSHOP_FWEIGHTS[$teacherweight]</B></TD>\n";
}
if ($usepeergrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>$WORKSHOP_FWEIGHTS[$peerweight]</B></TD>\n";
}
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>&nbsp;</B></TD>\n";
if ($usebiasgrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>$WORKSHOP_FWEIGHTS[$biasweight]</B></TD>\n";
}
if ($usereliabilitygrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>$WORKSHOP_FWEIGHTS[$reliabilityweight]</B></TD>\n";
}
if ($usegradinggrades) {
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>$WORKSHOP_FWEIGHTS[$gradingweight]</B></TD>\n";
}
echo "<TD BGCOLOR=\"$THEME->cellheading2\"><B>&nbsp;</B></TD></TR>\n";
foreach ($users as $user) {
if ($submissions = workshop_get_user_submissions($workshop, $user)) {
foreach ($submissions as $submission) {
echo "<TR><TD>$user->firstname $user->lastname</TD>";
echo "<TD>".workshop_print_submission_title($workshop, $submission)."</TD>\n";
if ($useteachersgrades) {
echo "<TD>".workshop_print_submission_assessments($workshop, $submission, "teacher")."</TD>";
}
if ($usepeergrades) {
echo "<TD>".workshop_print_submission_assessments($workshop, $submission, "student")."</TD>";
}
echo "<TD>".workshop_print_user_assessments($workshop, $user)."</TD>";
if ($usebiasgrades) {
echo "<TD>$submission->biasgrade</TD>";
}
if ($usereliabilitygrades) {
echo "<TD>$submission->reliabilitygrade</TD>";
}
if ($usegradinggrades) {
echo "<TD>$submission->gradinggrade</TD>";
}
echo "<TD>$submission->finalgrade</TD></TR>\n";
}
}
}
echo "</TABLE><BR CLEAR=ALL>\n";
print_string("allgradeshaveamaximumof", "workshop", $workshop->grade);
print_continue("view.php?a=$workshop->id");
}
/*************** display final weights (by teacher) ***************************/
elseif ($action == 'displayfinalweights') {
if (!isteacher($course->id)) {
error("Only teachers can look at this page");
}
if ($workshop->phase != 3) { // is this at the expected phase?
print_heading(get_string("assignmentnotinthecorrectphase", "workshop"));
print_continue("view.php?a=$workshop->id");
}
else {
?>
<form name="weightsform" method="post" action="submissions.php">
<INPUT TYPE="hidden" NAME="id" VALUE="<?PHP echo $cm->id ?>">
<input type="hidden" name="action" value="calculatefinalgrades">
<CENTER>
<?PHP
// get the final weights from the database
$teacherweight = get_field("workshop","teacherweight", "id", $workshop->id);
$peerweight = get_field("workshop","peerweight", "id", $workshop->id);
$includeteachersgrade = get_field("workshop","includeteachersgrade", "id", $workshop->id);
$biasweight = get_field("workshop","biasweight", "id", $workshop->id);
$reliabilityweight = get_field("workshop","reliabilityweight", "id", $workshop->id);
$gradingweight = get_field("workshop","gradingweight", "id", $workshop->id);
// now show the weights used in the final grades
print_heading_with_help(get_string("calculationoffinalgrades", "workshop"), "calculatingfinalgrade", "workshop");
echo "<TABLE WIDTH=\"50%\" BORDER=\"1\">\n";
echo "<TR><TD COLSPAN=\"2\" BGCOLOR=\"$THEME->cellheading2\"><CENTER><B>".
get_string("weightsusedforfinalgrade", "workshop")."</B></CENTER></TD></TR>\n";
echo "<TR><TD ALIGN=\"right\">".get_string("weightforteachersassessment", "workshop").":</TD>\n";
echo "<TD>";
workshop_choose_from_menu($WORKSHOP_FWEIGHTS, "teacherweight", $teacherweight, "");
echo "</TD></TR>\n";
echo "<TR><TD ALIGN=\"right\">".get_string("weightforpeerassessments", "workshop").":</TD>\n";
echo "<TD>";
workshop_choose_from_menu($WORKSHOP_FWEIGHTS, "peerweight", $peerweight, "");
echo "</TD></TR>\n";
echo "<TR><TD ALIGN=\"right\">".get_string("weightforbias", "workshop").":</TD>\n";
echo "<TD>";
workshop_choose_from_menu($WORKSHOP_FWEIGHTS, "biasweight", $biasweight, "");
echo "</TD></TR>\n";
echo "<TR><TD ALIGN=\"right\">".get_string("weightforreliability", "workshop").":</TD>\n";
echo "<TD>";
workshop_choose_from_menu($WORKSHOP_FWEIGHTS, "reliabilityweight", $reliabilityweight, "");
echo "</TD></TR>\n";
echo "<TR><TD ALIGN=\"right\">".get_string("weightforgradingofassessments", "workshop").":</TD>\n";
echo "<TD>";
workshop_choose_from_menu($WORKSHOP_FWEIGHTS, "gradingweight", $gradingweight, "");
echo "</TD></TR>\n";
echo "<TR><TD COLSPAN=\"2\" BGCOLOR=\"$THEME->cellheading2\"><CENTER><B>".
get_string("optionforpeergrade", "workshop")."</B></CENTER></TD></TR>\n";
echo "<TR><TD ALIGN=\"right\">".get_string("includeteachersgrade", "workshop").":</TD>\n";
echo "<TD>";
$options[0] = get_string("no"); $options[1] = get_string("yes");
choose_from_menu($options, "includeteachersgrade", $includeteachersgrade, "");
helpbutton("includeteachersgrade", get_string("includeteachersgrade", "workshop"), "workshop");
echo "</TD></TR>\n";
echo "</TABLE>\n";
echo "<INPUT TYPE=submit VALUE=\"".get_string("calculationoffinalgrades", "workshop")."\">\n";
echo "</CENTER>";
echo "</FORM>\n";
}
}
/******************* list all submissions ************************************/
elseif ($action == 'listallsubmissions' ) {
if (!$users = get_course_students($course->id)) {
print_heading(get_string("nostudentsyet"));
print_footer($course);
exit;
}
print_heading(get_string("listofallsubmissions", "workshop").":", "CENTER");
workshop_list_all_submissions($workshop, $USER);
print_continue("view.php?id=$cm->id");
}
/******************* list for assessment student (submissions) ************************************/
elseif ($action == 'listforassessmentstudent' ) {
if (!$users = get_course_students($course->id)) {
print_heading(get_string("nostudentsyet"));
print_footer($course);
exit;
}
workshop_list_unassessed_student_submissions($workshop, $USER);
print_continue("view.php?id=$cm->id");
}
/******************* list for assessment teacher (submissions) ************************************/
elseif ($action == 'listforassessmentteacher' ) {
if (!$users = get_course_students($course->id)) {
print_heading(get_string("nostudentsyet"));
print_footer($course);
exit;
}
workshop_list_unassessed_teacher_submissions($workshop, $USER);
print_continue("view.php?id=$cm->id");
}
/******************* user confirm delete ************************************/
elseif ($action == 'userconfirmdelete' ) {
if (empty($_GET['sid'])) {
error("User Confirm Delete: submission id missing");
}
notice_yesno(get_string("confirmdeletionofthisitem","workshop", get_string("submission", "workshop")),
"submissions.php?action=userdelete&id=$cm->id&sid=$_GET[sid]", "view.php?id=$cm->id");
}
/******************* user delete ************************************/
elseif ($action == 'userdelete' ) {
if (empty($_GET['sid'])) {
error("User Delete: submission id missing");
}
if (!$submission = get_record("workshop_submissions", "id", $_GET['sid'])) {
error("User Delete: can not get submission record");
}
print_string("deleting", "workshop");
// first get any assessments...
if ($assessments = workshop_get_assessments($submission)) {
foreach($assessments as $assessment) {
// ...and all the associated records...
delete_records("workshop_comments", "assessmentid", $assessment->id);
delete_records("workshop_grades", "assessmentid", $assessment->id);
echo ".";
}
// ...now delete the assessments...
delete_records("workshop_assessments", "submissionid", $submission->id);
}
// ...and the submission record...
delete_records("workshop_submissions", "id", $submission->id);
// ..and finally the submitted file
workshop_delete_submitted_files($workshop, $submission);
print_continue("view.php?id=$cm->id");
}
/*************** no man's land **************************************/
else {
error("Fatal Error: Unknown Action: ".$action."\n");
}
print_footer($course);
?>
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