/** * Add an average grade over the attempts of a set of users. * @param string $label the title ot use for this row. * @param array $users the users to average over. */ protected function add_average_row($label, $users) { global $DB; list($fields, $from, $where, $params) = $this->base_sql($users); $record = $DB->get_record_sql("\n SELECT AVG(quiza.sumgrades) AS grade, COUNT(quiza.sumgrades) AS numaveraged\n FROM {$from}\n WHERE {$where}", $params); $record->grade = quiz_rescale_grade($record->grade, $this->quiz, false); if ($this->is_downloading()) { $namekey = 'lastname'; } else { $namekey = 'fullname'; } $averagerow = array($namekey => $label, 'sumgrades' => $this->format_average($record), 'feedbacktext' => strip_tags(quiz_report_feedback_for_grade($record->grade, $this->quiz->id, $this->context))); if ($this->options->slotmarks) { $dm = new question_engine_data_mapper(); $qubaids = new qubaid_join($from, 'quiza.uniqueid', $where, $params); $avggradebyq = $dm->load_average_marks($qubaids, array_keys($this->questions)); $averagerow += $this->format_average_grade_for_questions($avggradebyq); } $this->add_data_keyed($averagerow); }
public function build_table() { global $DB; if ($this->rawdata) { $this->strtimeformat = str_replace(',', '', get_string('strftimedatetime')); parent::build_table(); //end of adding data from attempts data to table / download //now add averages at bottom of table : $params = array($this->quiz->id); $averagesql = ' SELECT AVG(qg.grade) AS grade, COUNT(qg.grade) AS numaveraged FROM {quiz_grades} qg WHERE quiz = ?'; $this->add_separator(); if ($this->is_downloading()) { $namekey = 'lastname'; } else { $namekey = 'fullname'; } if ($this->groupstudents) { list($usql, $uparams) = $DB->get_in_or_equal($this->groupstudents); $record = $DB->get_record_sql($averagesql . ' AND qg.userid ' . $usql, array_merge($params, $uparams)); $groupaveragerow = array($namekey => get_string('groupavg', 'grades'), 'sumgrades' => $this->format_average($record), 'feedbacktext' => strip_tags(quiz_report_feedback_for_grade($record->grade, $this->quiz->id, $this->context))); if ($this->detailedmarks && ($this->quiz->attempts == 1 || $this->qmsubselect)) { $avggradebyq = $this->load_average_question_grades($this->groupstudents); $groupaveragerow += $this->format_average_grade_for_questions($avggradebyq); } $this->add_data_keyed($groupaveragerow); } if ($this->students) { list($usql, $uparams) = $DB->get_in_or_equal($this->students); $record = $DB->get_record_sql($averagesql . ' AND qg.userid ' . $usql, array_merge($params, $uparams)); $overallaveragerow = array($namekey => get_string('overallaverage', 'grades'), 'sumgrades' => $this->format_average($record), 'feedbacktext' => strip_tags(quiz_report_feedback_for_grade($record->grade, $this->quiz->id, $this->context))); if ($this->detailedmarks && ($this->quiz->attempts == 1 || $this->qmsubselect)) { $avggradebyq = $this->load_average_question_grades($this->students); $overallaveragerow += $this->format_average_grade_for_questions($avggradebyq); } $this->add_data_keyed($overallaveragerow); } } }
function col_feedbacktext($attempt) { if ($attempt->timefinish) { if (!$this->is_downloading()) { return quiz_report_feedback_for_grade(quiz_rescale_grade($attempt->sumgrades, $this->quiz, false), $this->quiz->id); } else { return strip_tags(quiz_report_feedback_for_grade(quiz_rescale_grade($attempt->sumgrades, $this->quiz, false), $this->quiz->id)); } } else { return '-'; } }
/** * Display the report. */ function display($quiz, $cm, $course) { global $CFG, $db; // Define some strings $strreallydel = addslashes(get_string('deleteattemptcheck', 'quiz')); $strtimeformat = get_string('strftimedatetime'); $strreviewquestion = get_string('reviewresponse', 'quiz'); $context = get_context_instance(CONTEXT_MODULE, $cm->id); // Only print headers if not asked to download data if (!($download = optional_param('download', NULL))) { $this->print_header_and_tabs($cm, $course, $quiz, "overview"); } if ($attemptids = optional_param('attemptid', array(), PARAM_INT)) { //attempts need to be deleted require_capability('mod/quiz:deleteattempts', $context); $attemptids = optional_param('attemptid', array(), PARAM_INT); foreach ($attemptids as $attemptid) { add_to_log($course->id, 'quiz', 'delete attempt', 'report.php?id=' . $cm->id, $attemptid, $cm->id); quiz_delete_attempt($attemptid, $quiz); } //No need for a redirect, any attemptids that do not exist are ignored. //So no problem if the user refreshes and tries to delete the same attempts //twice. } // Work out some display options - whether there is feedback, and whether scores should be shown. $hasfeedback = quiz_has_feedback($quiz->id) && $quiz->grade > 1.0E-7 && $quiz->sumgrades > 1.0E-7; $fakeattempt = new stdClass(); $fakeattempt->preview = false; $fakeattempt->timefinish = $quiz->timeopen; $reviewoptions = quiz_get_reviewoptions($quiz, $fakeattempt, $context); $showgrades = $quiz->grade && $quiz->sumgrades && $reviewoptions->scores; $pageoptions = array(); $pageoptions['id'] = $cm->id; $pageoptions['q'] = $quiz->id; $pageoptions['mode'] = 'overview'; /// find out current groups mode $currentgroup = groups_get_activity_group($cm, true); $reporturl = new moodle_url($CFG->wwwroot . '/mod/quiz/report.php', $pageoptions); $qmsubselect = quiz_report_qm_filter_select($quiz); $mform = new mod_quiz_report_overview_settings($reporturl, compact('qmsubselect', 'quiz', 'currentgroup')); if ($fromform = $mform->get_data()) { $attemptsmode = $fromform->attemptsmode; if ($qmsubselect) { //control is not on the form if //the grading method is not set //to grade one attempt per user eg. for average attempt grade. $qmfilter = $fromform->qmfilter; } else { $qmfilter = 0; } set_user_preference('quiz_report_overview_detailedmarks', $fromform->detailedmarks); set_user_preference('quiz_report_pagesize', $fromform->pagesize); $detailedmarks = $fromform->detailedmarks; $pagesize = $fromform->pagesize; } else { $qmfilter = optional_param('qmfilter', 0, PARAM_INT); $attemptsmode = optional_param('attemptsmode', QUIZ_REPORT_ATTEMPTS_ALL, PARAM_INT); $detailedmarks = get_user_preferences('quiz_report_overview_detailedmarks', 1); $pagesize = get_user_preferences('quiz_report_pagesize', 0); } if ($attemptsmode == QUIZ_REPORT_ATTEMPTS_ALL && $currentgroup) { $attemptsmode = QUIZ_REPORT_ATTEMPTS_STUDENTS_WITH; } if (!$reviewoptions->scores) { $detailedmarks = 0; } if ($pagesize < 1) { $pagesize = QUIZ_REPORT_DEFAULT_PAGE_SIZE; } // We only want to show the checkbox to delete attempts // if the user has permissions and if the report mode is showing attempts. $candelete = has_capability('mod/quiz:deleteattempts', $context) && $attemptsmode != QUIZ_REPORT_ATTEMPTS_STUDENTS_WITH_NO; $displayoptions = array(); $displayoptions['attemptsmode'] = $attemptsmode; $displayoptions['qmfilter'] = $qmfilter; $reporturlwithdisplayoptions = new moodle_url($CFG->wwwroot . '/mod/quiz/report.php', $pageoptions + $displayoptions); if ($groupmode = groups_get_activity_groupmode($cm)) { // Groups are being used if (!$download) { groups_print_activity_menu($cm, $reporturlwithdisplayoptions->out()); } } // Print information on the number of existing attempts if (!$download) { //do not print notices when downloading if ($strattemptnum = quiz_num_attempt_summary($quiz, $cm, true, $currentgroup)) { echo '<div class="quizattemptcounts">' . $strattemptnum . '</div>'; } } $nostudents = false; if (!($students = get_users_by_capability($context, array('mod/quiz:reviewmyattempts', 'mod/quiz:attempt'), '', '', '', '', '', '', false))) { notify(get_string('nostudentsyet')); $nostudents = true; $studentslist = ''; } else { $studentslist = join(',', array_keys($students)); } if (empty($currentgroup)) { // all users who can attempt quizzes $groupstudentslist = ''; $allowedlist = $studentslist; } else { // all users who can attempt quizzes and who are in the currently selected group if (!($groupstudents = get_users_by_capability($context, 'mod/quiz:attempt', '', '', '', '', $currentgroup, '', false))) { notify(get_string('nostudentsingroup')); $nostudents = true; $groupstudents = array(); } $groupstudentslist = join(',', array_keys($groupstudents)); $allowedlist = $groupstudentslist; } if (!$nostudents || $attemptsmode == QUIZ_REPORT_ATTEMPTS_ALL) { // Print information on the grading method and whether we are displaying // if (!$download) { //do not print notices when downloading if ($strattempthighlight = quiz_report_highlighting_grading_method($quiz, $qmsubselect, $qmfilter)) { echo '<div class="quizattemptcounts">' . $strattempthighlight . '</div>'; } } // Now check if asked download of data if ($download) { $filename = clean_filename("{$course->shortname} " . format_string($quiz->name, true)); } // Define table columns $columns = array(); $headers = array(); if (!$download && $candelete) { $columns[] = 'checkbox'; $headers[] = NULL; } if (!$download && $CFG->grade_report_showuserimage) { $columns[] = 'picture'; $headers[] = ''; } $columns[] = 'fullname'; $headers[] = get_string('name'); if ($CFG->grade_report_showuseridnumber) { $columns[] = 'idnumber'; $headers[] = get_string('idnumber'); } $columns[] = 'timestart'; $headers[] = get_string('startedon', 'quiz'); $columns[] = 'timefinish'; $headers[] = get_string('timecompleted', 'quiz'); $columns[] = 'duration'; $headers[] = get_string('attemptduration', 'quiz'); if ($showgrades) { $columns[] = 'sumgrades'; $headers[] = get_string('grade', 'quiz') . '/' . $quiz->grade; } if ($detailedmarks) { // we want to display marks for all questions $questions = quiz_report_load_questions($quiz); foreach ($questions as $id => $question) { // Ignore questions of zero length $columns[] = 'qsgrade' . $id; $headers[] = '#' . $question->number; } } if ($hasfeedback) { $columns[] = 'feedbacktext'; $headers[] = get_string('feedback', 'quiz'); } if (!$download) { // Set up the table $table = new flexible_table('mod-quiz-report-overview-report'); $table->define_columns($columns); $table->define_headers($headers); $table->define_baseurl($reporturlwithdisplayoptions->out()); $table->sortable(true); $table->collapsible(true); $table->column_suppress('picture'); $table->column_suppress('fullname'); $table->column_suppress('idnumber'); $table->no_sorting('feedbacktext'); $table->column_class('picture', 'picture'); $table->column_class('fullname', 'bold'); $table->column_class('sumgrades', 'bold'); $table->set_attribute('cellspacing', '0'); $table->set_attribute('id', 'attempts'); $table->set_attribute('class', 'generaltable generalbox'); // Start working -- this is necessary as soon as the niceties are over $table->setup(); } else { if ($download == 'ODS') { require_once "{$CFG->libdir}/odslib.class.php"; $filename .= ".ods"; // Creating a workbook $workbook = new MoodleODSWorkbook("-"); // Sending HTTP headers $workbook->send($filename); // Creating the first worksheet $sheettitle = get_string('reportoverview', 'quiz'); $myxls =& $workbook->add_worksheet($sheettitle); // format types $format =& $workbook->add_format(); $format->set_bold(0); $formatbc =& $workbook->add_format(); $formatbc->set_bold(1); $formatbc->set_align('center'); $formatb =& $workbook->add_format(); $formatb->set_bold(1); $formaty =& $workbook->add_format(); $formaty->set_bg_color('yellow'); $formatc =& $workbook->add_format(); $formatc->set_align('center'); $formatr =& $workbook->add_format(); $formatr->set_bold(1); $formatr->set_color('red'); $formatr->set_align('center'); $formatg =& $workbook->add_format(); $formatg->set_bold(1); $formatg->set_color('green'); $formatg->set_align('center'); // Here starts workshhet headers $colnum = 0; foreach ($headers as $item) { $myxls->write(0, $colnum, $item, $formatbc); $colnum++; } $rownum = 1; } else { if ($download == 'Excel') { require_once "{$CFG->libdir}/excellib.class.php"; $filename .= ".xls"; // Creating a workbook $workbook = new MoodleExcelWorkbook("-"); // Sending HTTP headers $workbook->send($filename); // Creating the first worksheet $sheettitle = get_string('reportoverview', 'quiz'); $myxls =& $workbook->add_worksheet($sheettitle); // format types $format =& $workbook->add_format(); $format->set_bold(0); $formatbc =& $workbook->add_format(); $formatbc->set_bold(1); $formatbc->set_align('center'); $formatb =& $workbook->add_format(); $formatb->set_bold(1); $formaty =& $workbook->add_format(); $formaty->set_bg_color('yellow'); $formatc =& $workbook->add_format(); $formatc->set_align('center'); $formatr =& $workbook->add_format(); $formatr->set_bold(1); $formatr->set_color('red'); $formatr->set_align('center'); $formatg =& $workbook->add_format(); $formatg->set_bold(1); $formatg->set_color('green'); $formatg->set_align('center'); $colnum = 0; foreach ($headers as $item) { $myxls->write(0, $colnum, $item, $formatbc); $colnum++; } $rownum = 1; } else { if ($download == 'CSV') { $filename .= ".txt"; header("Content-Type: application/download\n"); header("Content-Disposition: attachment; filename=\"{$filename}\""); header("Expires: 0"); header("Cache-Control: must-revalidate,post-check=0,pre-check=0"); header("Pragma: public"); echo implode("\t", $headers) . " \n"; } } } } // Construct the SQL $select = 'SELECT ' . sql_concat('u.id', '\'#\'', $db->IfNull('qa.attempt', '0')) . ' AS uniqueid, '; if ($qmsubselect) { $select .= "(CASE " . " WHEN {$qmsubselect} THEN 1" . " ELSE 0 " . "END) AS gradedattempt, "; } $select .= 'qa.uniqueid AS attemptuniqueid, qa.id AS attempt, ' . 'u.id AS userid, u.idnumber, u.firstname, u.lastname, u.picture, u.imagealt, ' . 'qa.sumgrades, qa.timefinish, qa.timestart, qa.timefinish - qa.timestart AS duration '; // This part is the same for all cases - join users and quiz_attempts tables $from = 'FROM ' . $CFG->prefix . 'user u '; $from .= 'LEFT JOIN ' . $CFG->prefix . 'quiz_attempts qa ON qa.userid = u.id AND qa.quiz = ' . $quiz->id; if ($qmsubselect && $qmfilter) { $from .= ' AND ' . $qmsubselect; } switch ($attemptsmode) { case QUIZ_REPORT_ATTEMPTS_ALL: // Show all attempts, including students who are no longer in the course $where = ' WHERE qa.id IS NOT NULL AND qa.preview = 0'; break; case QUIZ_REPORT_ATTEMPTS_STUDENTS_WITH: // Show only students with attempts $where = ' WHERE u.id IN (' . $allowedlist . ') AND qa.preview = 0 AND qa.id IS NOT NULL'; break; case QUIZ_REPORT_ATTEMPTS_STUDENTS_WITH_NO: // Show only students without attempts $where = ' WHERE u.id IN (' . $allowedlist . ') AND qa.id IS NULL'; break; case QUIZ_REPORT_ATTEMPTS_ALL_STUDENTS: // Show all students with or without attempts $where = ' WHERE u.id IN (' . $allowedlist . ') AND (qa.preview = 0 OR qa.preview IS NULL)'; break; } $countsql = 'SELECT COUNT(DISTINCT(' . sql_concat('u.id', '\'#\'', 'COALESCE(qa.attempt, 0)') . ')) ' . $from . $where; // Add table joins so we can sort by question grade // unfortunately can't join all tables necessary to fetch all grades // to get the state for one question per attempt row we must join two tables // and there is a limit to how many joins you can have in one query. In MySQL it // is 61. This means that when having more than 29 questions the query will fail. // So we join just the tables needed to sort the attempts. if (!$download && ($sort = $table->get_sql_sort())) { if (!$download && $detailedmarks) { $from .= ' '; $sortparts = explode(',', $sort); $matches = array(); foreach ($sortparts as $sortpart) { $sortpart = trim($sortpart); if (preg_match('/^qsgrade([0-9]+)/', $sortpart, $matches)) { $qid = intval($matches[1]); $select .= ", qs{$qid}.grade AS qsgrade{$qid}, qs{$qid}.event AS qsevent{$qid}, qs{$qid}.id AS qsid{$qid}"; $from .= "LEFT JOIN {$CFG->prefix}question_sessions qns{$qid} ON qns{$qid}.attemptid = qa.uniqueid AND qns{$qid}.questionid = {$qid} "; $from .= "LEFT JOIN {$CFG->prefix}question_states qs{$qid} ON qs{$qid}.id = qns{$qid}.newgraded "; } else { $newsort[] = $sortpart; } } $select .= ' '; } } if ($download) { $sort = ''; } // Fix some wired sorting if (empty($sort)) { $sort = ' ORDER BY uniqueid'; } else { $sort = ' ORDER BY ' . $sort; } if (!$download) { // Add extra limits due to initials bar if ($table->get_sql_where()) { $where .= ' AND ' . $table->get_sql_where(); } if (!empty($countsql)) { $totalinitials = count_records_sql($countsql); if ($table->get_sql_where()) { $countsql .= ' AND ' . $table->get_sql_where(); } $total = count_records_sql($countsql); } $table->pagesize($pagesize, $total); } // Fetch the attempts if (!$download) { $attempts = get_records_sql($select . $from . $where . $sort, $table->get_page_start(), $table->get_page_size()); } else { $attempts = get_records_sql($select . $from . $where . $sort); } // Build table rows if (!$download) { $table->initialbars($totalinitials > 20); } if ($attempts) { if ($detailedmarks) { //get all the attempt ids we want to display on this page //or to export for download. $attemptids = array(); foreach ($attempts as $attempt) { if ($attempt->attemptuniqueid > 0) { $attemptids[] = $attempt->attemptuniqueid; } } $gradedstatesbyattempt = quiz_get_newgraded_states($attemptids, true, 'qs.id, qs.grade, qs.event, qs.question, qs.attempt'); } foreach ($attempts as $attempt) { // Username columns. $row = array(); if (in_array('checkbox', $columns)) { if ($attempt->attempt) { $row[] = '<input type="checkbox" name="attemptid[]" value="' . $attempt->attempt . '" />'; } else { $row[] = ''; } } if (in_array('picture', $columns)) { $attempt->id = $attempt->userid; $picture = print_user_picture($attempt, $course->id, NULL, false, true); $row[] = $picture; } if (!$download) { $userlink = '<a href="' . $CFG->wwwroot . '/user/view.php?id=' . $attempt->userid . '&course=' . $course->id . '">' . fullname($attempt) . '</a>'; $row[] = $userlink; } else { $row[] = fullname($attempt); } if (in_array('idnumber', $columns)) { $row[] = $attempt->idnumber; } // Timing columns. if ($attempt->attempt) { $startdate = userdate($attempt->timestart, $strtimeformat); if (!$download) { $row[] = '<a href="review.php?q=' . $quiz->id . '&attempt=' . $attempt->attempt . '">' . $startdate . '</a>'; } else { $row[] = $startdate; } if ($attempt->timefinish) { $timefinish = userdate($attempt->timefinish, $strtimeformat); $duration = format_time($attempt->duration); if (!$download) { $row[] = '<a href="review.php?q=' . $quiz->id . '&attempt=' . $attempt->attempt . '">' . $timefinish . '</a>'; } else { $row[] = $timefinish; } $row[] = $duration; } else { $row[] = '-'; $row[] = get_string('unfinished', 'quiz'); } } else { $row[] = '-'; $row[] = '-'; $row[] = '-'; } // Grades columns. if ($showgrades) { if ($attempt->timefinish) { $grade = quiz_rescale_grade($attempt->sumgrades, $quiz); if (!$download) { $gradehtml = '<a href="review.php?q=' . $quiz->id . '&attempt=' . $attempt->attempt . '">' . $grade . '</a>'; if ($qmsubselect && $attempt->gradedattempt) { $gradehtml = '<div class="highlight">' . $gradehtml . '</div>'; } $row[] = $gradehtml; } else { $row[] = $grade; } } else { $row[] = '-'; } } if ($detailedmarks) { if (empty($attempt->attempt)) { foreach ($questions as $question) { $row[] = '-'; } } else { foreach ($questions as $questionid => $question) { $stateforqinattempt = $gradedstatesbyattempt[$attempt->attemptuniqueid][$questionid]; if (question_state_is_graded($stateforqinattempt)) { $grade = quiz_rescale_grade($stateforqinattempt->grade, $quiz); } else { $grade = '--'; } if (!$download) { $grade = $grade . '/' . quiz_rescale_grade($question->grade, $quiz); $row[] = link_to_popup_window('/mod/quiz/reviewquestion.php?state=' . $stateforqinattempt->id . '&number=' . $question->number, 'reviewquestion', $grade, 450, 650, $strreviewquestion, 'none', true); } else { $row[] = $grade; } } } } // Feedback column. if ($hasfeedback) { if ($attempt->timefinish) { $row[] = quiz_report_feedback_for_grade(quiz_rescale_grade($attempt->sumgrades, $quiz), $quiz->id); } else { $row[] = '-'; } } if (!$download) { $table->add_data($row); } else { if ($download == 'Excel' or $download == 'ODS') { $colnum = 0; foreach ($row as $item) { $myxls->write($rownum, $colnum, $item, $format); $colnum++; } $rownum++; } else { if ($download == 'CSV') { $text = implode("\t", $row); echo $text . " \n"; } } } } //end of adding data from attempts data to table / download //now add averages : if (!$download && $attempts) { $averagesql = "SELECT AVG(qg.grade) AS grade " . "FROM {$CFG->prefix}quiz_grades qg " . "WHERE quiz=" . $quiz->id; $table->add_separator(); if ($groupstudentslist) { $groupaveragesql = $averagesql . " AND qg.userid IN ({$groupstudentslist})"; $groupaverage = get_record_sql($groupaveragesql); $groupaveragerow = array('fullname' => get_string('groupavg', 'grades'), 'sumgrades' => round($groupaverage->grade, $quiz->decimalpoints), 'feedbacktext' => quiz_report_feedback_for_grade($groupaverage->grade, $quiz->id)); if ($detailedmarks && $qmsubselect) { $avggradebyq = quiz_get_average_grade_for_questions($quiz, $groupstudentslist); $groupaveragerow += quiz_format_average_grade_for_questions($avggradebyq, $questions, $quiz, $download); } $table->add_data_keyed($groupaveragerow); } $overallaverage = get_record_sql($averagesql . " AND qg.userid IN ({$studentslist})"); $overallaveragerow = array('fullname' => get_string('overallaverage', 'grades'), 'sumgrades' => round($overallaverage->grade, $quiz->decimalpoints), 'feedbacktext' => quiz_report_feedback_for_grade($overallaverage->grade, $quiz->id)); if ($detailedmarks && $qmsubselect) { $avggradebyq = quiz_get_average_grade_for_questions($quiz, $studentslist); $overallaveragerow += quiz_format_average_grade_for_questions($avggradebyq, $questions, $quiz, $download); } $table->add_data_keyed($overallaveragerow); } if (!$download) { // Start form echo '<div id="tablecontainer">'; echo '<form id="attemptsform" method="post" action="' . $reporturlwithdisplayoptions->out(true) . '" onsubmit="return confirm(\'' . $strreallydel . '\');">'; echo '<div style="display: none;">'; echo $reporturlwithdisplayoptions->hidden_params_out(); echo '</div>'; echo '<div>'; // Print table $table->print_html(); // Print "Select all" etc. if (!empty($attempts) && $candelete) { echo '<table id="commands">'; echo '<tr><td>'; echo '<a href="javascript:select_all_in(\'DIV\',null,\'tablecontainer\');">' . get_string('selectall', 'quiz') . '</a> / '; echo '<a href="javascript:deselect_all_in(\'DIV\',null,\'tablecontainer\');">' . get_string('selectnone', 'quiz') . '</a> '; echo ' '; echo '<input type="submit" value="' . get_string('deleteselected', 'quiz_overview') . '"/>'; echo '</td></tr></table>'; } // Close form echo '</div>'; echo '</form></div>'; if (!empty($attempts)) { echo '<table class="boxaligncenter"><tr>'; echo '<td>'; print_single_button($reporturl->out(true), $pageoptions + $displayoptions + array('download' => 'ODS'), get_string('downloadods')); echo "</td>\n"; echo '<td>'; print_single_button($reporturl->out(true), $pageoptions + $displayoptions + array('download' => 'Excel'), get_string('downloadexcel')); echo "</td>\n"; echo '<td>'; print_single_button($reporturl->out(true), $pageoptions + $displayoptions + array('download' => 'CSV'), get_string('downloadtext')); echo "</td>\n"; echo "<td>"; helpbutton('overviewdownload', get_string('overviewdownload', 'quiz_overview'), 'quiz'); echo "</td>\n"; echo '</tr></table>'; } } } else { if (!$download) { $table->print_html(); } } if ($download == 'Excel' or $download == 'ODS') { $workbook->close(); exit; } else { if ($download == 'CSV') { exit; } } } if (!$download) { // Print display options $mform->set_data($displayoptions + compact('detailedmarks', 'pagesize')); $mform->display(); //should be quicker than a COUNT to test if there is at least one record : if ($showgrades && record_exists('quiz_grades', 'quiz', $quiz->id)) { $imageurl = $CFG->wwwroot . '/mod/quiz/report/overview/overviewgraph.php?id=' . $quiz->id; print_heading(get_string('overviewreportgraph', 'quiz_overview')); echo '<div class="mdl-align"><img src="' . $imageurl . '" alt="' . get_string('overviewreportgraph', 'quiz_overview') . '" /></div>'; } } return true; }
/** * Generate the display of the feedback column. * @param object $attempt the table row being output. * @return string HTML content to go inside the td. */ public function col_feedbacktext($attempt) { if ($attempt->state != quiz_attempt::FINISHED) { return '-'; } $feedback = quiz_report_feedback_for_grade( quiz_rescale_grade($attempt->sumgrades, $this->quiz, false), $this->quiz->id, $this->context); if ($this->is_downloading()) { $feedback = strip_tags($feedback); } return $feedback; }