/mod/scorm/report/objectives/classes/report.php
PHP | 671 lines | 542 code | 46 blank | 83 comment | 138 complexity | 7870c28e44077e58e834ec8c0f536925 MD5 | raw file
Possible License(s): MIT, AGPL-3.0, MPL-2.0-no-copyleft-exception, LGPL-3.0, GPL-3.0, Apache-2.0, LGPL-2.1, BSD-3-Clause
- <?php
- // This file is part of Moodle - http://moodle.org/
- //
- // Moodle is free software: you can redistribute it and/or modify
- // it under the terms of the GNU General Public License as published by
- // the Free Software Foundation, either version 3 of the License, or
- // (at your option) any later version.
- //
- // Moodle is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU General Public License for more details.
- //
- // You should have received a copy of the GNU General Public License
- // along with Moodle. If not, see <http://www.gnu.org/licenses/>.
- /**
- * Core Report class of objectives SCORM report plugin
- * @package scormreport_objectives
- * @author Dan Marsden <dan@danmarsden.com>
- * @copyright 2013 Dan Marsden
- * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
- */
- namespace scormreport_objectives;
- defined('MOODLE_INTERNAL') || die();
- require_once($CFG->dirroot.'/mod/scorm/report/objectives/responsessettings_form.php');
- /**
- * Objectives report class
- *
- * @copyright 2013 Dan Marsden
- * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
- */
- class report extends \mod_scorm\report {
- /**
- * displays the full report
- * @param \stdClass $scorm full SCORM object
- * @param \stdClass $cm - full course_module object
- * @param \stdClass $course - full course object
- * @param string $download - type of download being requested
- */
- public function display($scorm, $cm, $course, $download) {
- global $CFG, $DB, $OUTPUT, $PAGE;
- $contextmodule = \context_module::instance($cm->id);
- $action = optional_param('action', '', PARAM_ALPHA);
- $attemptids = optional_param_array('attemptid', array(), PARAM_RAW);
- $attemptsmode = optional_param('attemptsmode', SCORM_REPORT_ATTEMPTS_ALL_STUDENTS, PARAM_INT);
- $PAGE->set_url(new \moodle_url($PAGE->url, array('attemptsmode' => $attemptsmode)));
- if ($action == 'delete' && has_capability('mod/scorm:deleteresponses', $contextmodule) && confirm_sesskey()) {
- if (scorm_delete_responses($attemptids, $scorm)) { // Delete responses.
- echo $OUTPUT->notification(get_string('scormresponsedeleted', 'scorm'), 'notifysuccess');
- }
- }
- // Find out current groups mode.
- $currentgroup = groups_get_activity_group($cm, true);
- // Detailed report.
- $mform = new \mod_scorm_report_objectives_settings($PAGE->url, compact('currentgroup'));
- if ($fromform = $mform->get_data()) {
- $pagesize = $fromform->pagesize;
- $showobjectivescore = $fromform->objectivescore;
- set_user_preference('scorm_report_pagesize', $pagesize);
- set_user_preference('scorm_report_objectives_score', $showobjectivescore);
- } else {
- $pagesize = get_user_preferences('scorm_report_pagesize', 0);
- $showobjectivescore = get_user_preferences('scorm_report_objectives_score', 0);
- }
- if ($pagesize < 1) {
- $pagesize = SCORM_REPORT_DEFAULT_PAGE_SIZE;
- }
- // Select group menu.
- $displayoptions = array();
- $displayoptions['attemptsmode'] = $attemptsmode;
- $displayoptions['objectivescore'] = $showobjectivescore;
- $mform->set_data($displayoptions + array('pagesize' => $pagesize));
- if ($groupmode = groups_get_activity_groupmode($cm)) { // Groups are being used.
- if (!$download) {
- groups_print_activity_menu($cm, new \moodle_url($PAGE->url, $displayoptions));
- }
- }
- $formattextoptions = array('context' => \context_course::instance($course->id));
- // 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/scorm:deleteresponses', $contextmodule)
- && ($attemptsmode != SCORM_REPORT_ATTEMPTS_STUDENTS_WITH_NO);
- // Select the students.
- $nostudents = false;
- if (empty($currentgroup)) {
- // All users who can attempt scoes.
- if (!$students = get_users_by_capability($contextmodule, 'mod/scorm:savetrack', 'u.id', '', '', '', '', '', false)) {
- echo $OUTPUT->notification(get_string('nostudentsyet'));
- $nostudents = true;
- $allowedlist = '';
- } else {
- $allowedlist = array_keys($students);
- }
- unset($students);
- } else {
- // All users who can attempt scoes and who are in the currently selected group.
- $groupstudents = get_users_by_capability($contextmodule, 'mod/scorm:savetrack',
- 'u.id', '', '', '', $currentgroup, '', false);
- if (!$groupstudents) {
- echo $OUTPUT->notification(get_string('nostudentsingroup'));
- $nostudents = true;
- $groupstudents = array();
- }
- $allowedlist = array_keys($groupstudents);
- unset($groupstudents);
- }
- if ( !$nostudents ) {
- // Now check if asked download of data.
- $coursecontext = \context_course::instance($course->id);
- if ($download) {
- $filename = clean_filename("$course->shortname ".format_string($scorm->name, true, $formattextoptions));
- }
- // Define table columns.
- $columns = array();
- $headers = array();
- if (!$download && $candelete) {
- $columns[] = 'checkbox';
- $headers[] = $this->generate_master_checkbox();
- }
- if (!$download && $CFG->grade_report_showuserimage) {
- $columns[] = 'picture';
- $headers[] = '';
- }
- $columns[] = 'fullname';
- $headers[] = get_string('name');
- $extrafields = get_extra_user_fields($coursecontext);
- foreach ($extrafields as $field) {
- $columns[] = $field;
- $headers[] = get_user_field_name($field);
- }
- $columns[] = 'attempt';
- $headers[] = get_string('attempt', 'scorm');
- $columns[] = 'start';
- $headers[] = get_string('started', 'scorm');
- $columns[] = 'finish';
- $headers[] = get_string('last', 'scorm');
- $columns[] = 'score';
- $headers[] = get_string('score', 'scorm');
- $scoes = $DB->get_records('scorm_scoes', array("scorm" => $scorm->id), 'sortorder, id');
- foreach ($scoes as $sco) {
- if ($sco->launch != '') {
- $columns[] = 'scograde'.$sco->id;
- $headers[] = format_string($sco->title, '', $formattextoptions);
- }
- }
- $params = array();
- list($usql, $params) = $DB->get_in_or_equal($allowedlist, SQL_PARAMS_NAMED);
- // Construct the SQL.
- $select = 'SELECT DISTINCT '.$DB->sql_concat('u.id', '\'#\'', 'COALESCE(st.attempt, 0)').' AS uniqueid, ';
- $select .= 'st.scormid AS scormid, st.attempt AS attempt, ' .
- \user_picture::fields('u', array('idnumber'), 'userid') .
- get_extra_user_fields_sql($coursecontext, 'u', '', array('email', 'idnumber')) . ' ';
- // This part is the same for all cases - join users and scorm_scoes_track tables.
- $from = 'FROM {user} u ';
- $from .= 'LEFT JOIN {scorm_scoes_track} st ON st.userid = u.id AND st.scormid = '.$scorm->id;
- switch ($attemptsmode) {
- case SCORM_REPORT_ATTEMPTS_STUDENTS_WITH:
- // Show only students with attempts.
- $where = ' WHERE u.id ' .$usql. ' AND st.userid IS NOT NULL';
- break;
- case SCORM_REPORT_ATTEMPTS_STUDENTS_WITH_NO:
- // Show only students without attempts.
- $where = ' WHERE u.id ' .$usql. ' AND st.userid IS NULL';
- break;
- case SCORM_REPORT_ATTEMPTS_ALL_STUDENTS:
- // Show all students with or without attempts.
- $where = ' WHERE u.id ' .$usql. ' AND (st.userid IS NOT NULL OR st.userid IS NULL)';
- break;
- }
- $countsql = 'SELECT COUNT(DISTINCT('.$DB->sql_concat('u.id', '\'#\'', 'COALESCE(st.attempt, 0)').')) AS nbresults, ';
- $countsql .= 'COUNT(DISTINCT('.$DB->sql_concat('u.id', '\'#\'', 'st.attempt').')) AS nbattempts, ';
- $countsql .= 'COUNT(DISTINCT(u.id)) AS nbusers ';
- $countsql .= $from.$where;
- $nbmaincolumns = count($columns); // Get number of main columns used.
- $objectives = get_scorm_objectives($scorm->id);
- $nosort = array();
- foreach ($objectives as $scoid => $sco) {
- foreach ($sco as $id => $objectivename) {
- $colid = $scoid.'objectivestatus' . $id;
- $columns[] = $colid;
- $nosort[] = $colid;
- if (!$displayoptions['objectivescore']) {
- // Display the objective name only.
- $headers[] = $objectivename;
- } else {
- // Display the objective status header with a "status" suffix to avoid confusion.
- $headers[] = $objectivename. ' '. get_string('status', 'scormreport_objectives');
- // Now print objective score headers.
- $colid = $scoid.'objectivescore' . $id;
- $columns[] = $colid;
- $nosort[] = $colid;
- $headers[] = $objectivename. ' '. get_string('score', 'scormreport_objectives');
- }
- }
- }
- $emptycell = ''; // Used when an empty cell is being printed - in html we add a space.
- if (!$download) {
- $emptycell = ' ';
- $table = new \flexible_table('mod-scorm-report');
- $table->define_columns($columns);
- $table->define_headers($headers);
- $table->define_baseurl($PAGE->url);
- $table->sortable(true);
- $table->collapsible(true);
- // This is done to prevent redundant data, when a user has multiple attempts.
- $table->column_suppress('picture');
- $table->column_suppress('fullname');
- foreach ($extrafields as $field) {
- $table->column_suppress($field);
- }
- foreach ($nosort as $field) {
- $table->no_sorting($field);
- }
- $table->no_sorting('start');
- $table->no_sorting('finish');
- $table->no_sorting('score');
- $table->no_sorting('checkbox');
- $table->no_sorting('picture');
- foreach ($scoes as $sco) {
- if ($sco->launch != '') {
- $table->no_sorting('scograde'.$sco->id);
- }
- }
- $table->column_class('picture', 'picture');
- $table->column_class('fullname', 'bold');
- $table->column_class('score', '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('report', 'scorm');
- $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('report', 'scorm');
- $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') {
- $csvexport = new \csv_export_writer("tab");
- $csvexport->set_filename($filename, ".txt");
- $csvexport->add_data($headers);
- }
- if (!$download) {
- $sort = $table->get_sql_sort();
- } else {
- $sort = '';
- }
- // Fix some wired sorting.
- if (empty($sort)) {
- $sort = ' ORDER BY uniqueid';
- } else {
- $sort = ' ORDER BY '.$sort;
- }
- if (!$download) {
- // Add extra limits due to initials bar.
- list($twhere, $tparams) = $table->get_sql_where();
- if ($twhere) {
- $where .= ' AND '.$twhere; // Initial bar.
- $params = array_merge($params, $tparams);
- }
- if (!empty($countsql)) {
- $count = $DB->get_record_sql($countsql, $params);
- $totalinitials = $count->nbresults;
- if ($twhere) {
- $countsql .= ' AND '.$twhere;
- }
- $count = $DB->get_record_sql($countsql, $params);
- $total = $count->nbresults;
- }
- $table->pagesize($pagesize, $total);
- echo \html_writer::start_div('scormattemptcounts');
- if ( $count->nbresults == $count->nbattempts ) {
- echo get_string('reportcountattempts', 'scorm', $count);
- } else if ( $count->nbattempts > 0 ) {
- echo get_string('reportcountallattempts', 'scorm', $count);
- } else {
- echo $count->nbusers.' '.get_string('users');
- }
- echo \html_writer::end_div();
- }
- // Fetch the attempts.
- if (!$download) {
- $attempts = $DB->get_records_sql($select.$from.$where.$sort, $params,
- $table->get_page_start(), $table->get_page_size());
- echo \html_writer::start_div('', array('id' => 'scormtablecontainer'));
- if ($candelete) {
- // Start form.
- $strreallydel = addslashes_js(get_string('deleteattemptcheck', 'scorm'));
- echo \html_writer::start_tag('form', array('id' => 'attemptsform', 'method' => 'post',
- 'action' => $PAGE->url->out(false),
- 'onsubmit' => 'return confirm("'.$strreallydel.'");'));
- echo \html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'action', 'value' => 'delete'));
- echo \html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'sesskey', 'value' => sesskey()));
- echo \html_writer::start_div('', array('style' => 'display: none;'));
- echo \html_writer::input_hidden_params($PAGE->url);
- echo \html_writer::end_div();
- echo \html_writer::start_div();
- }
- $table->initialbars($totalinitials > 20); // Build table rows.
- } else {
- $attempts = $DB->get_records_sql($select.$from.$where.$sort, $params);
- }
- if ($attempts) {
- foreach ($attempts as $scouser) {
- $row = array();
- if (!empty($scouser->attempt)) {
- $timetracks = scorm_get_sco_runtime($scorm->id, false, $scouser->userid, $scouser->attempt);
- } else {
- $timetracks = '';
- }
- if (in_array('checkbox', $columns)) {
- if ($candelete && !empty($timetracks->start)) {
- $row[] = $this->generate_row_checkbox('attemptid[]', "{$scouser->userid}:{$scouser->attempt}");
- } else if ($candelete) {
- $row[] = '';
- }
- }
- if (in_array('picture', $columns)) {
- $user = new \stdClass();
- $additionalfields = explode(',', \user_picture::fields());
- $user = username_load_fields_from_object($user, $scouser, null, $additionalfields);
- $user->id = $scouser->userid;
- $row[] = $OUTPUT->user_picture($user, array('courseid' => $course->id));
- }
- if (!$download) {
- $url = new \moodle_url('/user/view.php', array('id' => $scouser->userid, 'course' => $course->id));
- $row[] = \html_writer::link($url, fullname($scouser));
- } else {
- $row[] = fullname($scouser);
- }
- foreach ($extrafields as $field) {
- $row[] = s($scouser->{$field});
- }
- if (empty($timetracks->start)) {
- $row[] = '-';
- $row[] = '-';
- $row[] = '-';
- $row[] = '-';
- } else {
- if (!$download) {
- $url = new \moodle_url('/mod/scorm/report/userreport.php', array('id' => $cm->id,
- 'user' => $scouser->userid, 'attempt' => $scouser->attempt));
- $row[] = \html_writer::link($url, $scouser->attempt);
- } else {
- $row[] = $scouser->attempt;
- }
- if ($download == 'ODS' || $download == 'Excel' ) {
- $row[] = userdate($timetracks->start, get_string("strftimedatetime", "langconfig"));
- } else {
- $row[] = userdate($timetracks->start);
- }
- if ($download == 'ODS' || $download == 'Excel' ) {
- $row[] = userdate($timetracks->finish, get_string('strftimedatetime', 'langconfig'));
- } else {
- $row[] = userdate($timetracks->finish);
- }
- $row[] = scorm_grade_user_attempt($scorm, $scouser->userid, $scouser->attempt);
- }
- // Print out all scores of attempt.
- foreach ($scoes as $sco) {
- if ($sco->launch != '') {
- if ($trackdata = scorm_get_tracks($sco->id, $scouser->userid, $scouser->attempt)) {
- if ($trackdata->status == '') {
- $trackdata->status = 'notattempted';
- }
- $strstatus = get_string($trackdata->status, 'scorm');
- if ($trackdata->score_raw != '') { // If raw score exists, print it.
- $score = $trackdata->score_raw;
- // Add max score if it exists.
- if (isset($trackdata->score_max)) {
- $score .= '/'.$trackdata->score_max;
- }
- } else { // ...else print out status.
- $score = $strstatus;
- }
- if (!$download) {
- $url = new \moodle_url('/mod/scorm/report/userreporttracks.php', array('id' => $cm->id,
- 'scoid' => $sco->id, 'user' => $scouser->userid, 'attempt' => $scouser->attempt));
- $row[] = $OUTPUT->pix_icon($trackdata->status, $strstatus, 'scorm') . '<br>' .
- \html_writer::link($url, $score, array('title' => get_string('details', 'scorm')));
- } else {
- $row[] = $score;
- }
- // Iterate over tracks and match objective id against values.
- $scorm2004 = false;
- if (scorm_version_check($scorm->version, SCORM_13)) {
- $scorm2004 = true;
- $objectiveprefix = "cmi.objectives.";
- } else {
- $objectiveprefix = "cmi.objectives_";
- }
- $keywords = array(".id", $objectiveprefix);
- $objectivestatus = array();
- $objectivescore = array();
- foreach ($trackdata as $name => $value) {
- if (strpos($name, $objectiveprefix) === 0 && strrpos($name, '.id') !== false) {
- $num = trim(str_ireplace($keywords, '', $name));
- if (is_numeric($num)) {
- if ($scorm2004) {
- $element = $objectiveprefix.$num.'.completion_status';
- } else {
- $element = $objectiveprefix.$num.'.status';
- }
- if (isset($trackdata->$element)) {
- $objectivestatus[$value] = $trackdata->$element;
- } else {
- $objectivestatus[$value] = '';
- }
- if ($displayoptions['objectivescore']) {
- $element = $objectiveprefix.$num.'.score.raw';
- if (isset($trackdata->$element)) {
- $objectivescore[$value] = $trackdata->$element;
- } else {
- $objectivescore[$value] = '';
- }
- }
- }
- }
- }
- // Interaction data.
- if (!empty($objectives[$trackdata->scoid])) {
- foreach ($objectives[$trackdata->scoid] as $name) {
- if (isset($objectivestatus[$name])) {
- $row[] = s($objectivestatus[$name]);
- } else {
- $row[] = $emptycell;
- }
- if ($displayoptions['objectivescore']) {
- if (isset($objectivescore[$name])) {
- $row[] = s($objectivescore[$name]);
- } else {
- $row[] = $emptycell;
- }
- }
- }
- }
- // End of interaction data.
- } else {
- // If we don't have track data, we haven't attempted yet.
- $strstatus = get_string('notattempted', 'scorm');
- if (!$download) {
- $row[] = $OUTPUT->pix_icon('notattempted', $strstatus, 'scorm') . '<br>' . $strstatus;
- } else {
- $row[] = $strstatus;
- }
- // Complete the empty cells.
- for ($i = 0; $i < count($columns) - $nbmaincolumns; $i++) {
- $row[] = $emptycell;
- }
- }
- }
- }
- if (!$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') {
- $csvexport->add_data($row);
- }
- }
- if (!$download) {
- $table->finish_output();
- if ($candelete) {
- echo \html_writer::start_tag('table', array('id' => 'commands'));
- echo \html_writer::start_tag('tr').\html_writer::start_tag('td');
- echo $this->generate_delete_selected_button();
- echo \html_writer::end_tag('td').\html_writer::end_tag('tr').\html_writer::end_tag('table');
- // Close form.
- echo \html_writer::end_tag('div');
- echo \html_writer::end_tag('form');
- }
- echo \html_writer::end_div();
- if (!empty($attempts)) {
- echo \html_writer::start_tag('table', array('class' => 'boxaligncenter')).\html_writer::start_tag('tr');
- echo \html_writer::start_tag('td');
- echo $OUTPUT->single_button(new \moodle_url($PAGE->url,
- array('download' => 'ODS') + $displayoptions),
- get_string('downloadods'),
- 'post',
- ['class' => 'mt-1']);
- echo \html_writer::end_tag('td');
- echo \html_writer::start_tag('td');
- echo $OUTPUT->single_button(new \moodle_url($PAGE->url,
- array('download' => 'Excel') + $displayoptions),
- get_string('downloadexcel'),
- 'post',
- ['class' => 'mt-1']);
- echo \html_writer::end_tag('td');
- echo \html_writer::start_tag('td');
- echo $OUTPUT->single_button(new \moodle_url($PAGE->url,
- array('download' => 'CSV') + $displayoptions),
- get_string('downloadtext'),
- 'post',
- ['class' => 'mt-1']);
- echo \html_writer::end_tag('td');
- echo \html_writer::start_tag('td');
- echo \html_writer::end_tag('td');
- echo \html_writer::end_tag('tr').\html_writer::end_tag('table');
- }
- }
- } else {
- if ($candelete && !$download) {
- echo \html_writer::end_div();
- echo \html_writer::end_tag('form');
- $table->finish_output();
- }
- echo \html_writer::end_div();
- }
- // Show preferences form irrespective of attempts are there to report or not.
- if (!$download) {
- $mform->set_data(compact('pagesize', 'attemptsmode'));
- $mform->display();
- }
- if ($download == 'Excel' or $download == 'ODS') {
- $workbook->close();
- exit;
- } else if ($download == 'CSV') {
- $csvexport->download_file();
- exit;
- }
- } else {
- echo $OUTPUT->notification(get_string('noactivity', 'scorm'));
- }
- }// Function ends.
- }
- /**
- * Returns The maximum numbers of Objectives associated with an Scorm Pack
- *
- * @param int $scormid Scorm instance id
- * @return array an array of possible objectives.
- */
- function get_scorm_objectives($scormid) {
- global $DB;
- $objectives = array();
- $params = array();
- $select = "scormid = ? AND ";
- $select .= $DB->sql_like("element", "?", false);
- $params[] = $scormid;
- $params[] = "cmi.objectives%.id";
- $value = $DB->sql_compare_text('value');
- $rs = $DB->get_recordset_select("scorm_scoes_track", $select, $params, 'value', "DISTINCT $value AS value, scoid");
- if ($rs->valid()) {
- foreach ($rs as $record) {
- $objectives[$record->scoid][] = $record->value;
- }
- // Now naturally sort the sco arrays.
- foreach ($objectives as $scoid => $sco) {
- natsort($objectives[$scoid]);
- }
- }
- $rs->close();
- return $objectives;
- }