PHP scorm_grade_user_attempt函数代码示例

function scorm_grade_user($scorm, $userid, $time = false)
{
    // this treatment is necessary as the whatgrade field was not in the DB
    // and so whatgrade and grademethod are combined in grademethod 10s are whatgrade
    // and 1s are grademethod
    $whatgrade = intval($scorm->grademethod / 10);
    // insure we dont grade user beyond $scorm->maxattempt settings
    $lastattempt = scorm_get_last_attempt($scorm->id, $userid);
    if ($scorm->maxattempt != 0 && $lastattempt >= $scorm->maxattempt) {
        $lastattempt = $scorm->maxattempt;
    }
    switch ($whatgrade) {
        case FIRSTATTEMPT:
            return scorm_grade_user_attempt($scorm, $userid, 1, $time);
            break;
        case LASTATTEMPT:
            return scorm_grade_user_attempt($scorm, $userid, scorm_get_last_attempt($scorm->id, $userid), $time);
            break;
        case HIGHESTATTEMPT:
            $maxscore = 0;
            $attempttime = 0;
            for ($attempt = 1; $attempt <= $lastattempt; $attempt++) {
                $attemptscore = scorm_grade_user_attempt($scorm, $userid, $attempt, $time);
                if ($time) {
                    if ($attemptscore->score > $maxscore) {
                        $maxscore = $attemptscore->score;
                        $attempttime = $attemptscore->time;
                    }
                } else {
                    $maxscore = $attemptscore > $maxscore ? $attemptscore : $maxscore;
                }
            }
            if ($time) {
                $result = new stdClass();
                $result->score = $maxscore;
                $result->time = $attempttime;
                return $result;
            } else {
                return $maxscore;
            }
            break;
        case AVERAGEATTEMPT:
            $lastattempt = scorm_get_last_attempt($scorm->id, $userid);
            $sumscore = 0;
            for ($attempt = 1; $attempt <= $lastattempt; $attempt++) {
                $attemptscore = scorm_grade_user_attempt($scorm, $userid, $attempt, $time);
                if ($time) {
                    $sumscore += $attemptscore->score;
                } else {
                    $sumscore += $attemptscore;
                }
            }
            if ($lastattempt > 0) {
                $score = $sumscore / $lastattempt;
            } else {
                $score = 0;
            }
            if ($time) {
                $result = new stdClass();
                $result->score = $score;
                $result->time = $attemptscore->time;
                return $result;
            } else {
                return $score;
            }
            break;
    }
}

/**
 * Generate the user attempt status string
 *
 * @param object $user Current context user
 * @param object $scorm a moodle scrom object - mdl_scorm
 * @return string - Attempt status string
 */
function scorm_get_attempt_status($user, $scorm, $cm = '')
{
    global $DB, $PAGE, $OUTPUT;
    $attempts = scorm_get_attempt_count($user->id, $scorm, true);
    if (empty($attempts)) {
        $attemptcount = 0;
    } else {
        $attemptcount = count($attempts);
    }
    $result = '<p>' . get_string('noattemptsallowed', 'scorm') . ': ';
    if ($scorm->maxattempt > 0) {
        $result .= $scorm->maxattempt . '<br />';
    } else {
        $result .= get_string('unlimited') . '<br />';
    }
    $result .= get_string('noattemptsmade', 'scorm') . ': ' . $attemptcount . '<br />';
    if ($scorm->maxattempt == 1) {
        switch ($scorm->grademethod) {
            case GRADEHIGHEST:
                $grademethod = get_string('gradehighest', 'scorm');
                break;
            case GRADEAVERAGE:
                $grademethod = get_string('gradeaverage', 'scorm');
                break;
            case GRADESUM:
                $grademethod = get_string('gradesum', 'scorm');
                break;
            case GRADESCOES:
                $grademethod = get_string('gradescoes', 'scorm');
                break;
        }
    } else {
        switch ($scorm->whatgrade) {
            case HIGHESTATTEMPT:
                $grademethod = get_string('highestattempt', 'scorm');
                break;
            case AVERAGEATTEMPT:
                $grademethod = get_string('averageattempt', 'scorm');
                break;
            case FIRSTATTEMPT:
                $grademethod = get_string('firstattempt', 'scorm');
                break;
            case LASTATTEMPT:
                $grademethod = get_string('lastattempt', 'scorm');
                break;
        }
    }
    if (!empty($attempts)) {
        $i = 1;
        foreach ($attempts as $attempt) {
            $gradereported = scorm_grade_user_attempt($scorm, $user->id, $attempt->attemptnumber);
            if ($scorm->grademethod !== GRADESCOES && !empty($scorm->maxgrade)) {
                $gradereported = $gradereported / $scorm->maxgrade;
                $gradereported = number_format($gradereported * 100, 0) . '%';
            }
            $result .= get_string('gradeforattempt', 'scorm') . ' ' . $i . ': ' . $gradereported . '<br />';
            $i++;
        }
    }
    $calculatedgrade = scorm_grade_user($scorm, $user->id);
    if ($scorm->grademethod !== GRADESCOES && !empty($scorm->maxgrade)) {
        $calculatedgrade = $calculatedgrade / $scorm->maxgrade;
        $calculatedgrade = number_format($calculatedgrade * 100, 0) . '%';
    }
    $result .= get_string('grademethod', 'scorm') . ': ' . $grademethod;
    if (empty($attempts)) {
        $result .= '<br />' . get_string('gradereported', 'scorm') . ': ' . get_string('none') . '<br />';
    } else {
        $result .= '<br />' . get_string('gradereported', 'scorm') . ': ' . $calculatedgrade . '<br />';
    }
    $result .= '</p>';
    if ($attemptcount >= $scorm->maxattempt and $scorm->maxattempt > 0) {
        $result .= '<p><font color="#cc0000">' . get_string('exceededmaxattempts', 'scorm') . '</font></p>';
    }
    if (!empty($cm)) {
        $context = context_module::instance($cm->id);
        if (has_capability('mod/scorm:deleteownresponses', $context) && $DB->record_exists('scorm_scoes_track', array('userid' => $user->id, 'scormid' => $scorm->id))) {
            //check to see if any data is stored for this user:
            $deleteurl = new moodle_url($PAGE->url, array('action' => 'delete', 'sesskey' => sesskey()));
            $result .= $OUTPUT->single_button($deleteurl, get_string('deleteallattempts', 'scorm'));
        }
    }
    return $result;
}

//.........这里部分代码省略.........
                                    'firstname'=>$scouser->firstname,
                                    'lastname'=>$scouser->lastname);
                        $row[] = $OUTPUT->user_picture($user, array('courseid'=>$course->id));
                    }
                    if (!$download) {
                        $row[] = '<a href="'.$CFG->wwwroot.'/user/view.php?id='.$scouser->userid.'&amp;course='.$course->id.'">'.fullname($scouser).'</a>';
                    } else {
                        $row[] = fullname($scouser);
                    }
                    foreach ($extrafields as $field) {
                        $row[] = s($scouser->{$field});
                    }
                    if (empty($timetracks->start)) {
                        $row[] = '-';
                        $row[] = '-';
                        $row[] = '-';
                        $row[] = '-';
                    } else {
                        if (!$download) {
                            $row[] = '<a href="userreport.php?a='.$scorm->id.'&amp;user='.$scouser->userid.'&amp;attempt='.$scouser->attempt.'">'.$scouser->attempt.'</a>';
                        } 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 raw score exists, print it
                                if ($trackdata->score_raw != '') {
                                    $score = $trackdata->score_raw;
                                    // add max score if it exists
                                    if ($scorm->version == 'SCORM_1.3') {
                                        $maxkey = 'cmi.score.max';
                                    } else {
                                        $maxkey = 'cmi.core.score.max';
                                    }
                                    if (isset($trackdata->$maxkey)) {
                                        $score .= '/'.$trackdata->$maxkey;
                                    }
                                // else print out status
                                } else {
                                    $score = $strstatus;
                                }
                                if (!$download) {
                                    $row[] = '<img src="'.$OUTPUT->pix_url($trackdata->status, 'scorm').'" alt="'.$strstatus.'" title="'.$strstatus.'" /><br/>
                                            <a href="userreport.php?b='.$sco->id.'&amp;user='.$scouser->userid.'&amp;attempt='.$scouser->attempt.
                                            '" title="'.get_string('details', 'scorm').'">'.$score.'</a>';
                                } else {
                                    $row[] = $score;
                                }

     if (!$download) {
         $row[] = '<a href="report.php?a=' . $scorm->id . '&amp;user=' . $scouser->userid . '&amp;attempt=' . $scouser->attempt . '">' . $scouser->attempt . '</a>';
     } 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, $scouser->attempt);
 }
 // print out all scores of attempt
 if ($scoes) {
     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 raw score exists, print it
                 if ($trackdata->score_raw != '') {
                     $score = $trackdata->score_raw;
                     // add max score if it exists
                     if ($scorm->version == 'SCORM_1.3') {

/**
 * Generate the user attempt status string
 *
 * @param object $user Current context user
 * @param object $scorm a moodle scrom object - mdl_scorm
 * @return string - Attempt status string
 */
function scorm_get_attempt_status($user, $scorm)
{
    global $DB;
    $attempts = scorm_get_attempt_count($user->id, $scorm, true);
    if (empty($attempts)) {
        $attemptcount = 0;
    } else {
        $attemptcount = count($attempts);
    }
    $result = '<p>' . get_string('noattemptsallowed', 'scorm') . ': ';
    if ($scorm->maxattempt > 0) {
        $result .= $scorm->maxattempt . '<br />';
    } else {
        $result .= get_string('unlimited') . '<br />';
    }
    $result .= get_string('noattemptsmade', 'scorm') . ': ' . $attemptcount . '<br />';
    if ($scorm->maxattempt == 1) {
        switch ($scorm->grademethod) {
            case GRADEHIGHEST:
                $grademethod = get_string('gradehighest', 'scorm');
                break;
            case GRADEAVERAGE:
                $grademethod = get_string('gradeaverage', 'scorm');
                break;
            case GRADESUM:
                $grademethod = get_string('gradesum', 'scorm');
                break;
            case GRADESCOES:
                $grademethod = get_string('gradescoes', 'scorm');
                break;
        }
    } else {
        switch ($scorm->whatgrade) {
            case HIGHESTATTEMPT:
                $grademethod = get_string('highestattempt', 'scorm');
                break;
            case AVERAGEATTEMPT:
                $grademethod = get_string('averageattempt', 'scorm');
                break;
            case FIRSTATTEMPT:
                $grademethod = get_string('firstattempt', 'scorm');
                break;
            case LASTATTEMPT:
                $grademethod = get_string('lastattempt', 'scorm');
                break;
        }
    }
    if (!empty($attempts)) {
        $i = 1;
        foreach ($attempts as $attempt) {
            $gradereported = scorm_grade_user_attempt($scorm, $user->id, $attempt->attemptnumber);
            if ($scorm->grademethod !== GRADESCOES && !empty($scorm->maxgrade)) {
                $gradereported = $gradereported / $scorm->maxgrade;
                $gradereported = number_format($gradereported * 100, 0) . '%';
            }
            $result .= get_string('gradeforattempt', 'scorm') . ' ' . $i . ': ' . $gradereported . '<br />';
            $i++;
        }
    }
    $calculatedgrade = scorm_grade_user($scorm, $user->id);
    if ($scorm->grademethod !== GRADESCOES && !empty($scorm->maxgrade)) {
        $calculatedgrade = $calculatedgrade / $scorm->maxgrade;
        $calculatedgrade = number_format($calculatedgrade * 100, 0) . '%';
    }
    $result .= get_string('grademethod', 'scorm') . ': ' . $grademethod;
    if (empty($attempts)) {
        $result .= '<br />' . get_string('gradereported', 'scorm') . ': ' . get_string('none') . '<br />';
    } else {
        $result .= '<br />' . get_string('gradereported', 'scorm') . ': ' . $calculatedgrade . '<br />';
    }
    $result .= '</p>';
    if ($attemptcount >= $scorm->maxattempt and $scorm->maxattempt > 0) {
        $result .= '<p><font color="#cc0000">' . get_string('exceededmaxattempts', 'scorm') . '</font></p>';
    }
    return $result;
}

//.........这里部分代码省略.........
                     $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));
                                 $row[] = \html_writer::img($OUTPUT->pix_url($trackdata->status, 'scorm'), $strstatus, array('title' => $strstatus)) . \html_writer::empty_tag('br') . \html_writer::link($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 {

function scorm_grade_user($scorm, $userid, $time = false)
{
    // insure we dont grade user beyond $scorm->maxattempt settings
    $lastattempt = scorm_get_last_attempt($scorm->id, $userid);
    if ($scorm->maxattempt != 0 && $lastattempt >= $scorm->maxattempt) {
        $lastattempt = $scorm->maxattempt;
    }
    switch ($scorm->whatgrade) {
        case FIRSTATTEMPT:
            return scorm_grade_user_attempt($scorm, $userid, 1, $time);
            break;
        case LASTATTEMPT:
            return scorm_grade_user_attempt($scorm, $userid, scorm_get_last_completed_attempt($scorm->id, $userid), $time);
            break;
        case HIGHESTATTEMPT:
            $maxscore = 0;
            $attempttime = 0;
            for ($attempt = 1; $attempt <= $lastattempt; $attempt++) {
                $attemptscore = scorm_grade_user_attempt($scorm, $userid, $attempt, $time);
                if ($time) {
                    if ($attemptscore->score > $maxscore) {
                        $maxscore = $attemptscore->score;
                        $attempttime = $attemptscore->time;
                    }
                } else {
                    $maxscore = $attemptscore > $maxscore ? $attemptscore : $maxscore;
                }
            }
            if ($time) {
                $result = new stdClass();
                $result->score = $maxscore;
                $result->time = $attempttime;
                return $result;
            } else {
                return $maxscore;
            }
            break;
        case AVERAGEATTEMPT:
            $lastattempt = scorm_get_last_attempt($scorm->id, $userid);
            $sumscore = 0;
            for ($attempt = 1; $attempt <= $lastattempt; $attempt++) {
                $attemptscore = scorm_grade_user_attempt($scorm, $userid, $attempt, $time);
                if ($time) {
                    $sumscore += $attemptscore->score;
                } else {
                    $sumscore += $attemptscore;
                }
            }
            if ($lastattempt > 0) {
                $score = $sumscore / $lastattempt;
            } else {
                $score = 0;
            }
            if ($time) {
                $result = new stdClass();
                $result->score = $score;
                $result->time = $attemptscore->time;
                return $result;
            } else {
                return $score;
            }
            break;
    }
}

/**
* Generate the user attempt status string
*
* @param object $user Current context user
* @param object $scorm a moodle scrom object - mdl_scorm
* @return string - Attempt status string
*/
function scorm_get_attempt_status($user, $scorm)
{
    global $DB;
    $attempts = $DB->get_records_select('scorm_scoes_track', "element='cmi.core.score.raw' AND userid=? AND scormid=?", array($user->id, $scorm->id), 'attempt', 'attempt AS attemptnumber, value AS grade');
    if (empty($attempts)) {
        $attemptcount = 0;
    } else {
        $attemptcount = count($attempts);
    }
    $result = '<p>' . get_string('noattemptsallowed', 'scorm') . ': ';
    if ($scorm->maxattempt > 0) {
        $result .= $scorm->maxattempt . '<BR>';
    } else {
        $result .= get_string('unlimited') . '<BR>';
    }
    $result .= get_string('noattemptsmade', 'scorm') . ': ' . $attemptcount . '<BR>';
    $gradereported = 0;
    $gradesum = 0;
    switch ($scorm->grademethod) {
        case GRADEHIGHEST:
            $grademethod = get_string('gradehighest', 'scorm');
            break;
        case GRADEAVERAGE:
            $grademethod = get_string('gradeaverage', 'scorm');
            break;
        case GRADESUM:
            $grademethod = get_string('gradesum', 'scorm');
            break;
        case GRADESCOES:
            $grademethod = get_string('gradescoes', 'scorm');
            break;
    }
    if (!empty($attempts)) {
        foreach ($attempts as $attempt) {
            $gradereported = scorm_grade_user_attempt($scorm, $user->id, $attempt->attemptnumber);
            $result .= get_string('gradeforattempt', 'scorm') . ' ' . $attempt->attemptnumber . ': ' . $attempt->grade . '%<BR>';
        }
    }
    $result .= get_string('grademethod', 'scorm') . ': ' . $grademethod;
    if (empty($attempts)) {
        $result .= '<BR>' . get_string('gradereported', 'scorm') . ': ' . get_string('none') . '<BR>';
    } else {
        $result .= '<BR>' . get_string('gradereported', 'scorm') . ': ' . $gradereported . ($scorm->grademethod == GRADESCOES ? '' : '%') . '<BR>';
    }
    $result .= '</p>';
    if ($attemptcount >= $scorm->maxattempt and $scorm->maxattempt > 0) {
        $result .= '<p><font color="#cc0000">' . get_string('exceededmaxattempts', 'scorm') . '</font></p>';
    }
    return $result;
}