put back the overview report folder
This commit is contained in:
gustav_delius
@@ -0,0 +1,337 @@
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<?php // $Id$
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// This script lists student attempts
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require_once($CFG->libdir.'/tablelib.php');
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class quiz_report extends quiz_default_report {
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function display($quiz, $cm, $course) { /// This function just displays the report
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global $CFG, $SESSION, $db, $QUIZ_QTYPES;
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/// Define some strings
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$strreallydel = addslashes(get_string('deleteattemptcheck','quiz'));
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$strnoattempts = get_string('noattempts','quiz');
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$strtimeformat = get_string('strftimedatetime');
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$strreviewquestion = get_string('reviewresponse', 'quiz');
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/// Print header
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$this->print_header_and_tabs($cm, $course, $quiz, $reportmode="overview");
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/// Deal with actions
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$action = optional_param('action', '');
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switch($action) {
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case 'delete': /// Some attempts need to be deleted
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// the following needs to be improved to delete all associated data as well
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$attemptids = isset($_POST['attemptid']) ? $_POST['attemptid'] : array();
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if(!is_array($attemptids) || empty($attemptids)) {
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break;
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}
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foreach($attemptids as $num => $attemptid) {
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if(empty($attemptid)) {
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unset($attemptids[$num]);
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}
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}
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foreach($attemptids as $attemptid) {
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if ($todelete = get_record('quiz_attempts', 'id', $attemptid)) {
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delete_records('quiz_attempts', 'id', $attemptid);
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delete_records('quiz_states', 'attempt', $attemptid);
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// Search quiz_attempts for other instances by this user.
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// If none, then delete record for this quiz, this user from quiz_grades
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// else recalculate best grade
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$userid = $todelete->userid;
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if (!record_exists('quiz_attempts', 'userid', $userid, 'quiz', $quiz->id)) {
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delete_records('quiz_grades', 'userid', $userid,'quiz', $quiz->id);
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} else {
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quiz_save_best_grade($quiz, $userid);
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}
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}
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}
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break;
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}
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/// Check to see if groups are being used in this quiz
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if ($groupmode = groupmode($course, $cm)) { // Groups are being used
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$currentgroup = setup_and_print_groups($course, $groupmode, "report.php?id=$cm->id&mode=overview");
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} else {
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$currentgroup = false;
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}
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/// Get all students
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if ($currentgroup) {
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$users = get_group_students($currentgroup);
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}
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else {
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$users = get_course_students($course->id);
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}
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if($users === false) {
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$users = array();
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}
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else {
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$users = array_keys($users);
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}
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/// Now the tricky part: if there are people with attempts but they have been unenrolled
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/// since making those attempts, count them in as well. DO NOT count course teachers.
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$userswithattempts = get_records_sql('SELECT DISTINCT qa.userid AS id, qa.userid FROM '.$CFG->prefix.'quiz_attempts qa LEFT JOIN '.$CFG->prefix.'user_teachers ut ON qa.userid = ut.userid AND ut.course = '.$course->id.' WHERE ut.id IS NULL AND quiz = '.$quiz->id);
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if(!empty($userswithattempts)) {
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$unenrolledusers = array_diff(array_keys($userswithattempts), $users);
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$users = array_merge($users, $unenrolledusers);
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}
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if(empty($users)) {
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print_heading($strnoattempts);
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return true;
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}
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/// Set table options
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if(!isset($SESSION->quiz_overview_table)) {
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$SESSION->quiz_overview_table = array('noattempts' => false, 'detailedmarks' => false);
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}
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foreach($SESSION->quiz_overview_table as $option => $value) {
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$urlparam = optional_param($option, NULL);
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if($urlparam === NULL) {
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$$option = $value;
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}
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else {
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$$option = $SESSION->quiz_overview_table[$option] = $urlparam;
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}
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}
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/// Print display options
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echo '<div class="controls">';
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echo '<form method="post" action="report.php">';
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echo '<p>'.get_string('displayoptions', 'quiz').': ';
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echo '<input type="hidden" name="id" value="'.$cm->id.'" />';
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echo '<input type="hidden" name="mode" value="overview" />';
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echo '<input type="hidden" name="noattempts" value="0" />';
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echo '<input type="hidden" name="detailedmarks" value="0" />';
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echo '<input type="checkbox" id="checknoattempts" name="noattempts" '.($noattempts?'checked="checked" ':'').'value="1" /> <label for="checknoattempts">'.get_string('shownoattempts', 'quiz').'</label> ';
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echo '<input type="checkbox" id="checkdetailedmarks" name="detailedmarks" '.($detailedmarks?'checked="checked" ':'').'value="1" /> <label for="checkdetailedmarks">'.get_string('showdetailedmarks', 'quiz').'</label> ';
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echo '<input type="submit" value="'.get_string('go').'" />';
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echo '</p>';
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echo '</form>';
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echo '</div>';
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/// Define table columns
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$tablecolumns = array('checkbox', 'picture', 'fullname', 'timestart', 'duration');
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$tableheaders = array(NULL, '', get_string('fullname'), get_string('startedon', 'quiz'), get_string('attemptduration', 'quiz'));
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if ($quiz->grade) {
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$tablecolumns[] = 'sumgrades';
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$tableheaders[] = get_string('grade', 'quiz').'/'.$quiz->grade;
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}
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if($detailedmarks) {
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// we want to display marks for all questions
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// Start by getting all questions
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$questionlist = quiz_questions_in_quiz($quiz->questions);
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$questionids = explode(',', $questionlist);
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$sql = "SELECT q.*, i.grade AS maxgrade, i.id AS instance".
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" FROM {$CFG->prefix}quiz_questions q,".
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" {$CFG->prefix}quiz_question_instances i".
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" WHERE i.quiz = '$quiz->id' AND q.id = i.question".
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" AND q.id IN ($questionlist)";
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if (!$questions = get_records_sql($sql)) {
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error('No questions found');
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}
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$number = 1;
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foreach($questionids as $key => $id) {
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if ($questions[$id]->length) {
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// Only print questions of non-zero length
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$tablecolumns[] = '$'.$id;
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$tableheaders[] = '#'.$number;
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$questions[$id]->number = $number;
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$number += $questions[$id]->length;
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} else {
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// get rid of zero length questions
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unset($questions[$id]);
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unset($questionids[$key]);
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}
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}
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}
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/// Set up the table
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$table = new flexible_table('mod-quiz-report-overview-report');
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$table->define_columns($tablecolumns);
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$table->define_headers($tableheaders);
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$table->define_baseurl($CFG->wwwroot.'/mod/quiz/report.php?mode=overview&id='.$cm->id);
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$table->sortable(true);
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$table->collapsible(true);
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$table->initialbars(count($users)>20);
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$table->column_suppress('picture');
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$table->column_suppress('fullname');
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$table->column_class('picture', 'picture');
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$table->set_attribute('cellspacing', '0');
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$table->set_attribute('id', 'attempts');
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$table->set_attribute('class', 'generaltable generalbox');
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// Start working -- this is necessary as soon as the niceties are over
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$table->setup();
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// Construct the SQL
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$select = 'SELECT '.$db->Concat('u.id', '\'#\'', $db->IfNull('qa.attempt', '0')).' AS uniqueid, qa.id AS attempt, u.id AS userid, u.firstname, u.lastname, u.picture, '.
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'qa.sumgrades, qa.timefinish, qa.timestart, qa.timefinish - qa.timestart AS duration ';
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$from = 'FROM '.$CFG->prefix.'user u LEFT JOIN '.$CFG->prefix.'quiz_attempts qa ON (u.id = qa.userid AND qa.quiz = '.$quiz->id.') ';
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$where = 'WHERE u.id IN ('.implode(',', $users).') ';
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// Add extra limits if we 're not interested in students without attempts
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if(!$noattempts) {
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$where .= 'AND '.$db->IfNull('qa.attempt', '0').' != 0 ';
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}
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// Add extra limits due to initials bar
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if($table->get_sql_where()) {
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$where .= 'AND '.$table->get_sql_where();
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}
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// Count the records NOW, before funky question grade sorting messes up $from
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$total = count_records_sql('SELECT COUNT(DISTINCT('.$db->Concat('u.id', '\'#\'', $db->IfNull('qa.attempt', '0')).')) '.$from.$where);
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// Add extra limits due to sorting by question grade
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if($sort = $table->get_sql_sort()) {
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$sortparts = explode(',', $sort);
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$newsort = array();
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$questionsort = false;
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foreach($sortparts as $sortpart) {
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$sortpart = trim($sortpart);
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if(substr($sortpart, 0, 1) == '$') {
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if(!$questionsort) {
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$qid = intval(substr($sortpart, 1));
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$select .= ', grade ';
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$from .= 'LEFT JOIN '.$CFG->prefix.'quiz_newest_states qns ON qns.attemptid = qa.id '.
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'LEFT JOIN '.$CFG->prefix.'quiz_states qs ON qs.id = qns.newgraded ';
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$where .= ' AND ('.sql_isnull('qns.questionid').' OR qns.questionid = '.$qid.')';
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$newsort[] = 'grade '.(strpos($sortpart, 'ASC')? 'ASC' : 'DESC');
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$questionsort = true;
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}
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}
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else {
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$newsort[] = $sortpart;
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}
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}
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// Reconstruct the sort string
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$sort = ' ORDER BY '.implode(', ', $newsort);
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}
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$table->pagesize(10, $total);
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if($table->get_page_start() !== '' && $table->get_page_size() !== '') {
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$limit = ' '.sql_paging_limit($table->get_page_start(), $table->get_page_size());
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}
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else {
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$limit = '';
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}
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/// Fetch the attempts
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$attempts = get_records_sql($select.$from.$where.$sort.$limit);
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/// Build table rows
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if(!empty($attempts)) {
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foreach ($attempts as $attempt) {
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$picture = print_user_picture($attempt->userid, $course->id, $attempt->picture, false, true);
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if(in_array($attempt->userid, $unenrolledusers)) {
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$userlink = '<a class="dimmed" href="'.$CFG->wwwroot.'/user/view.php?id='.$attempt->userid.'&course='.$course->id.'">'.fullname($attempt).'</a>';
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}
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else {
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$userlink = '<a href="'.$CFG->wwwroot.'/user/view.php?id='.$attempt->userid.'&course='.$course->id.'">'.fullname($attempt).'</a>';
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}
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$row = array(
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'<input type="checkbox" name="attemptid[]" value="'.$attempt->attempt.'" />',
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$picture,
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$userlink,
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empty($attempt->attempt) ? '-' : '<a href="review.php?q='.$quiz->id.'&attempt='.$attempt->attempt.'">'.userdate($attempt->timestart, $strtimeformat).'</a>',
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empty($attempt->attempt) ? '-' :
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(empty($attempt->timefinish) ? get_string('unfinished', 'quiz') :
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format_time($attempt->duration))
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);
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if ($quiz->grade) {
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$row[] = $attempt->sumgrades === NULL ? '-' : '<a href="review.php?q='.$quiz->id.'&attempt='.$attempt->attempt.'">'.round($attempt->sumgrades / $quiz->sumgrades * $quiz->grade,$quiz->decimalpoints).'</a>';
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}
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if($detailedmarks) {
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if(empty($attempt->attempt)) {
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foreach($questionids as $questionid) {
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$row[] = '-';
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}
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}
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else {
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foreach($questionids as $questionid) {
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if ($gradedstateid = get_field('quiz_newest_states', 'newgraded', 'attemptid', $attempt->attempt, 'questionid', $questionid)) {
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$grade = round(get_field('quiz_states', 'grade', 'id', $gradedstateid), $quiz->decimalpoints);
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} else {
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// This is an old-style attempt
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$grade = round(get_field('quiz_states', 'grade', 'attempt', $attempt->attempt, 'question', $questionid), $quiz->decimalpoints);
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}
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$row[] = link_to_popup_window ('/mod/quiz/reviewquestion.php?state='.$gradedstateid.'&number='.$questions[$questionid]->number, 'reviewquestion', $grade, 450, 650, $strreviewquestion, 'none', true);
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}
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}
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}
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$table->add_data($row);
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}
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/// Start form
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echo '<div id="tablecontainer">';
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echo '<form id="attemptsform" method="post" action="report.php" onsubmit="var menu = document.getElementById(\'actionmenu\'); return (menu.options[menu.selectedIndex].value == \'delete\' ? \''.$strreallydel.'\' : true);">';
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echo '<input type="hidden" name="id" value="'.$cm->id.'" />';
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echo '<input type="hidden" name="mode" value="overview" />';
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/// Print table
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$table->print_html();
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/// Print "Select all" etc.
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echo '<table id="commands">';
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echo '<tr><td>';
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echo '<a href="javascript:select_all_in(\'DIV\', null, \'tablecontainer\');">'.get_string('selectall', 'quiz').'</a> / ';
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echo '<a href="javascript:deselect_all_in(\'DIV\', null, \'tablecontainer\');">'.get_string('selectnone', 'quiz').'</a> ';
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echo ' ';
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$options = array('delete' => get_string('delete'));
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$menu = str_replace('<select', '<select id="actionmenu"', choose_from_menu($options, 'action', '', get_string('withselected', 'quiz'), 'if(this.selectedIndex > 0) submitFormById(\'attemptsform\');', '', true));
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echo $menu;
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echo '<noscript id="noscriptactionmenu" style="display: inline;">';
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echo '<input type="submit" value="'.get_string('go').'" /></noscript>';
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echo '<script type="text/javascript">'."\n<!--\n".'document.getElementById("noscriptactionmenu").style.display = "none";'."\n-->\n".'</script>';
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echo '</td></tr></table>';
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/// Close form
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echo '</form></div>';
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}
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else {
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$table->print_html();
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}
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return true;
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}
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}
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?>
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Reference in New Issue
Block a user