/**
* function getQuizUserListHtml:
* Generates the User list with their total, section specific marks
*/
function getQuizUserListHtml($quizId)
{
// Evaluate the quiz,
// retrieve list of users and their total marks, and display
$quizRow = getQuizRow($quizId);
$weights = getWeights($quizId);
if (count($weights) > 0) {
displayerror("Marks for questions with weight " . join(", ", $weights) . " is not set. Correct the quiz after setting marks for all weigh. You can set that in <a href='./+edit#quizWeightMarks'>Edit</a>.");
return '';
}
if (isset($_POST['btnCalculateMarks'])) {
evaluateQuiz($quizId);
updateSectionMarks($quizId);
}
$tableJqueryStuff = "";
$numSecColumns = 0;
$userTable = MYSQL_DATABASE_PREFIX . 'users';
$markQuery = "SELECT `{$userTable}`.`user_email` AS `email`, `{$userTable}`.`user_id` AS `user_id`, SUM(`quiz_marksallotted`) AS `total`, MIN(`quiz_attemptstarttime`) AS `starttime`, MAX(`quiz_submissiontime`) AS `finishtime`, TIMEDIFF(MAX(`quiz_submissiontime`), MIN(`quiz_attemptstarttime`)) AS `timetaken` FROM `{$userTable}`, `quiz_userattempts` WHERE " . "`{$userTable}`.`user_id` = `quiz_userattempts`.`user_id` AND " . "`quiz_userattempts`.`page_modulecomponentid` = '{$quizId}' " . "GROUP BY `quiz_userattempts`.`user_id` ORDER BY `total` DESC, `timetaken`, `starttime`, `finishtime`, `email`";
$profileQuery = 'SELECT `form_elementname` FROM `form_elementdesc` WHERE `page_modulecomponentid` = 0 ORDER BY `form_elementrank`';
$profileResult = mysql_query($profileQuery);
$profilecolumns = array();
while ($profileRow = mysql_fetch_row($profileResult)) {
$profilecolumns['form0_' . $profileRow[0]] = $profileRow[0];
}
$markResult = mysql_query($markQuery);
if (!$markResult) {
displayerror($markQuery . ' ' . mysql_error());
}
$query = mysql_fetch_array(mysql_query("SELECT `quiz_title` FROM `quiz_descriptions` WHERE `page_modulecomponentid` = '{$quizId}'"));
$result = mysql_query("SELECT `quiz_sectiontitle` FROM `quiz_sections` WHERE `page_modulecomponentid` = '{$quizId}' ORDER BY `quiz_sectionid`");
$sectionHead = "";
$secCols = "";
$toggleColumns = "<tr><td><input type='checkbox' onclick='fnShowHide(0);' checked />User Full Name<br/></td>";
$toggleColumns .= "<td><input type='checkbox' onclick='fnShowHide(1);' />User Email<br/></td>";
$toggleColumns .= "<td><input type='checkbox' onclick='fnShowHide(2);' checked />Marks<br/></td>";
$toggleColumns .= "<td><input type='checkbox' onclick='fnShowHide(3);' checked />Time Taken<br/></td>";
$toggleColumns .= "<td><input type='checkbox' onclick='fnShowHide(4);' />Started<br/></td>";
$toggleColumns .= "<td><input type='checkbox' onclick='fnShowHide(5);' />Finished<br/></td>";
$c = 6;
while ($row = mysql_fetch_array($result)) {
$sectionHead .= "<th>Section : {$row['quiz_sectiontitle']}</th>";
$tableJqueryStuff .= "null,";
if ($c % 6 == 0) {
$secCols .= "</tr><tr>";
}
$secCols .= "<td><input type='checkbox' onclick='fnShowHide({$c});' checked />Section : {$row['quiz_sectiontitle']}<br/></td>";
$numSecColumns++;
$c++;
}
$toggleColumns .= $secCols;
$columnNames = array();
foreach ($profilecolumns as $columnName => $columnTitle) {
$sectionHead .= "<th>{$columnTitle}</th>\n";
$columnNames[] = $columnName;
$checked = "checked";
if (!($columnName == "useremail" || $columnName == "registrationdate" || $columnName == "lastupdated")) {
$tableJqueryStuff .= "/* {$columnTitle} */ { \"bVisible\": false },";
$checked = "";
} else {
$tableJqueryStuff .= "null,";
}
if ($c % 6 == 0) {
$toggleColumns .= "</tr><tr>";
}
$toggleColumns .= "<td><input type='checkbox' onclick='fnShowHide({$c});' {$checked} />{$columnTitle} <br/></td>";
$c = $c + 1;
}
$toggleColumns .= "</tr>";
global $urlRequestRoot, $cmsFolder, $STARTSCRIPTS;
$tableJqueryStuff = <<<STUFF
\t\t\t\t\t\t\tnull,
\t\t\t\t\t\t\t{ "bVisible": false },
\t\t\t\t\t\t\tnull,
\t\t\t\t\t\t\tnull,
\t\t\t\t\t\t\t{ "bVisible": false },
\t\t\t\t\t\t\t{ "bVisible": false },
\t\t\t\t\t\t\t{$tableJqueryStuff}
\t\t\t\t\t\t\tnull
STUFF;
$smarttable = smarttable::render(array('userstable'), array('userstable' => array('aoColumns' => "{$tableJqueryStuff}")));
$STARTSCRIPTS .= "initSmartTable();";
$userListHtml = <<<HEAD
\t{$smarttable}
\t<script type="text/javascript" charset="utf-8">
\t\t\tfunction fnShowHide( iCol )
\t\t\t{
\t\t\t\tvar bVis = oTable.fnSettings().aoColumns[iCol].bVisible;
\t\t\t\toTable.fnSetColumnVis( iCol, bVis ? false : true );
\t\t\t}
\t</script>
HEAD;
global $ICONS_SRC, $ICONS;
$quizName = $query[0];
$userListHtml .= "<h3>User Submissions for Quiz: {$query[0]}</h3>\n\t\t<fieldset><legend>Select Columns</legend><table>{$toggleColumns}</table></fieldset>" . "<form action='./+correct' method=POST><input type='submit' value='Calculate Marks' name='btnCalculateMarks' />\n\t\t<form action='./+correct' method=POST><input type='submit' value='Save As Excel' name='save_as_excel' /></form>";
$userListTable = "\n\t\t<table class=\"userlisttable display\" border=\"1\" id='userstable'>" . "<thead><tr><th>User Full Name</th><th>User Email</th><th>Total Marks</th><th>Time Taken</th><th>Started</th><th>Finished</th>{$sectionHead}<th>Action</th></tr></thead><tbody>";
while ($markRow = mysql_fetch_assoc($markResult)) {
$userMarks = "";
$marksResult = mysql_query("SELECT `quiz_marksallotted`,`quiz_sectionid` FROM `quiz_userattempts` WHERE `user_id` = '{$markRow['user_id']}' AND `page_modulecomponentid` = '{$quizId}' ORDER BY `quiz_sectionid`");
$cc = 1;
while ($row = mysql_fetch_array($marksResult)) {
if ($row['quiz_sectionid'] != $cc) {
while ($row['quiz_sectionid'] > $cc) {
$userMarks .= "<td>-0</td>";
$cc++;
}
}
$userMarks .= "<td>{$row['quiz_marksallotted']}</td>";
$cc++;
}
while ($cc <= $numSecColumns) {
$userMarks .= "<td>-0</td>";
$cc++;
}
if (is_null($markRow['finishtime'])) {
$markRow['finished'] = 0;
$markRow['finishtime'] = 'NULL';
}
$userfullname = getUserFullNameFromEmail($markRow['email']);
$elementDataQuery = 'SELECT `form_elementdata`, `form_elementdesc`.`form_elementid`, `form_elementdesc`.`form_elementname`, `form_elementdesc`.`form_elementtype` FROM `form_elementdesc`, `form_elementdata` WHERE ' . "`form_elementdata`.`page_modulecomponentid` = 0 AND `user_id` = '{$markRow['user_id']}' AND " . "`form_elementdata`.`page_modulecomponentid` = `form_elementdesc`.`page_modulecomponentid` AND " . "`form_elementdata`.`form_elementid` = `form_elementdesc`.`form_elementid` ORDER BY `form_elementrank`";
$elementDataResult = mysql_query($elementDataQuery) or die($elementDataQuery . '<br />' . mysql_error());
$elementRow = array();
while ($elementDataRow = mysql_fetch_assoc($elementDataResult)) {
$elementRow['form0_' . $elementDataRow['form_elementname']] = $elementDataRow['form_elementdata'];
if ($elementDataRow['form_elementtype'] == 'file') {
$elementRow['form0_' . $elementDataRow['form_elementname']] = '<a href="./' . $elementDataRow['form_elementdata'] . '">' . $elementDataRow['form_elementdata'] . '</a>';
}
}
$display = array();
$columnCount = count($columnNames);
for ($i = 0; $i < count($columnNames); $i++) {
if (isset($elementRow[$columnNames[$i]])) {
$display[] = $elementRow[$columnNames[$i]];
}
// else {
// $display[] = ' ';
// }
}
$profileStuff = '';
if (count($display)) {
$profileStuff = '<td>' . join($display, '</td><td>') . '</td>';
}
if ($userfullname == "") {
$userfullname = "Anonymous";
}
$userListTable .= "<tr><td>{$userfullname}</td><td>{$markRow['email']}</td><td>{$markRow['total']}</td><td>{$markRow['timetaken']}</td><td>{$markRow['starttime']}</td><td>{$markRow['finishtime']}</td>{$userMarks} {$profileStuff}";
$userListTable .= '<td><form name="userclearform" method="POST" action=""><input type="hidden" name="hdnUserId" id="hdnUserId" value="' . $markRow['user_id'] . "\" /><a href=\"./+correct&useremail={$markRow['email']}\">" . $ICONS['Correct']['small'] . '</a><input type="image" src="' . $ICONS_SRC["Delete"]["small"] . '" name="btnDeleteUser" id="btnDeleteUser" value="Reject Submission" title="Reject Submission"/></form></td>';
$userListTable .= "</tr>\n";
}
$userListTable .= "</tbody></table>\n";
if (isset($_POST['save_as_excel'])) {
header("Pragma: public");
header("Expires: 0");
header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
header("Cache-Control: private", false);
header("Content-Type: application/vnd.ms-excel");
header("Content-Disposition: attachment; filename=\"{$quizName}.xls\";");
header("Content-Transfer-Encoding: binary");
echo $userListTable;
exit(1);
}
return $userListHtml . $userListTable;
}
/**
* function actionCorrect:
* handles all actions in Correct
* Corrects user submission and displays userList with their Marks
*/
public function actionCorrect()
{
if (isset($_POST['btnSetMark'])) {
$quizid = escape($_POST['quizid']);
$sectionid = escape($_POST['sectionid']);
$questionid = escape($_POST['questionid']);
$userid = escape($_POST['userid']);
$mark = escape($_POST['mark']);
$condition = "`page_modulecomponentid` = '{$quizid}' AND `quiz_sectionid` = '{$sectionid}' AND `quiz_questionid` = '{$questionid}' AND `user_id` = '{$userid}'";
$result = mysql_query("SELECT `quiz_submittedanswer` FROM `quiz_answersubmissions` WHERE {$condition}");
if ($row = mysql_fetch_array($result)) {
$result = mysql_fetch_array(mysql_query("SELECT `question_positivemarks`, `question_negativemarks` FROM `quiz_weightmarks` WHERE `page_modulecomponentid` = '{$quizid}' AND `question_weight` = (SELECT `quiz_questionweight` FROM `quiz_questions` WHERE `page_modulecomponentid` = '{$quizid}' AND `quiz_sectionid` = '{$sectionid}' AND `quiz_questionid` = '{$questionid}')"));
if ($_POST['mark'] > $result['question_positivemarks'] || $_POST['mark'] < -1 * $result['question_negativemarks']) {
displaywarning('Mark out of range for this question, so mark not set');
} else {
mysql_query("UPDATE `quiz_answersubmissions` SET `quiz_marksallotted` = {$mark} WHERE {$condition}");
updateSectionMarks($quizid);
displayinfo('Mark set');
}
} else {
displayerror('Unable to set value');
}
}
if (isset($_GET['useremail'])) {
$userId = getUserIdFromEmail($_GET['useremail']);
if ($userId) {
return getQuizCorrectForm($this->moduleComponentId, $userId);
} else {
displayerror('Error. Could not find user.');
}
} elseif (isset($_POST['btnDeleteUser']) && isset($_POST['hdnUserId']) && is_numeric($_POST['hdnUserId'])) {
$quizObject = $this->getNewQuizObject();
if ($quizObject !== false) {
$quizObject->deleteEntries(intval($_POST['hdnUserId']));
}
}
return getQuizUserListHtml($this->moduleComponentId);
}
