PHP scorm_get_attempt_count函数代码示例

function scorm_format_toc_for_treeview($user, $scorm, $scoes, $usertracks, $cmid, $toclink = TOCJSLINK, $currentorg = '', $attempt = '', $play = false, $organizationsco = null, $children = false)
{
    global $CFG;
    $result = new stdClass();
    $result->prerequisites = true;
    $result->incomplete = true;
    $result->toc = '';
    if (!$children) {
        $attemptsmade = scorm_get_attempt_count($user->id, $scorm);
        $result->attemptleft = $scorm->maxattempt == 0 ? 1 : $scorm->maxattempt - $attemptsmade;
    }
    if (!$children) {
        $result->toc = "<ul>\n";
        if (!$play && !empty($organizationsco)) {
            $result->toc .= "\t<li>" . $organizationsco->title . "</li>\n";
        }
    }
    $prevsco = '';
    if (!empty($scoes)) {
        foreach ($scoes as $sco) {
            $result->toc .= "\t<li>\n";
            $scoid = $sco->id;
            $sco->isvisible = true;
            if ($sco->isvisible) {
                $score = '';
                if (isset($usertracks[$sco->identifier])) {
                    $viewscore = has_capability('mod/scorm:viewscores', context_module::instance($cmid));
                    if (isset($usertracks[$sco->identifier]->score_raw) && $viewscore) {
                        if ($usertracks[$sco->identifier]->score_raw != '') {
                            $score = '(' . get_string('score', 'scorm') . ':&nbsp;' . $usertracks[$sco->identifier]->score_raw . ')';
                        }
                    }
                }
                if (!empty($sco->prereq)) {
                    if ($sco->id == $scoid) {
                        $result->prerequisites = true;
                    }
                    if (!empty($prevsco) && scorm_version_check($scorm->version, SCORM_13) && !empty($prevsco->hidecontinue)) {
                        if ($sco->scormtype == 'sco') {
                            $result->toc .= '<span>' . $sco->statusicon . '&nbsp;' . format_string($sco->title) . '</span>';
                        } else {
                            $result->toc .= '<span>&nbsp;' . format_string($sco->title) . '</span>';
                        }
                    } else {
                        if ($toclink == TOCFULLURL) {
                            $url = $CFG->wwwroot . '/mod/scorm/player.php?' . $sco->url;
                            if (!empty($sco->launch)) {
                                if ($sco->scormtype == 'sco') {
                                    $result->toc .= $sco->statusicon . '&nbsp;<a href="' . $url . '">' . format_string($sco->title) . '</a>' . $score . "\n";
                                } else {
                                    $result->toc .= '&nbsp;<a data-scoid="' . $sco->id . '" href="' . $url . '">' . format_string($sco->title) . '</a>' . $score . "\n";
                                }
                            } else {
                                if ($sco->scormtype == 'sco') {
                                    $result->toc .= $sco->statusicon . '&nbsp;' . format_string($sco->title) . $score . "\n";
                                } else {
                                    $result->toc .= '&nbsp;' . format_string($sco->title) . $score . "\n";
                                }
                            }
                        } else {
                            if (!empty($sco->launch)) {
                                if ($sco->scormtype == 'sco') {
                                    $result->toc .= '<a data-scoid="' . $sco->id . '" title="' . $sco->url . '">' . $sco->statusicon . '&nbsp;' . format_string($sco->title) . '&nbsp;' . $score . '</a>';
                                } else {
                                    $result->toc .= '<a data-scoid="' . $sco->id . '" title="' . $sco->url . '">&nbsp;' . format_string($sco->title) . '&nbsp;' . $score . '</a>';
                                }
                            } else {
                                if ($sco->scormtype == 'sco') {
                                    $result->toc .= '<span>' . $sco->statusicon . '&nbsp;' . format_string($sco->title) . '</span>';
                                } else {
                                    $result->toc .= '<span>&nbsp;' . format_string($sco->title) . '</span>';
                                }
                            }
                        }
                    }
                } else {
                    if ($play) {
                        if ($sco->scormtype == 'sco') {
                            $result->toc .= '<span>' . $sco->statusicon . '&nbsp;' . format_string($sco->title) . '</span>';
                        } else {
                            $result->toc .= '&nbsp;' . format_string($sco->title) . '</span>';
                        }
                    } else {
                        if ($sco->scormtype == 'sco') {
                            $result->toc .= $sco->statusicon . '&nbsp;' . format_string($sco->title) . "\n";
                        } else {
                            $result->toc .= '&nbsp;' . format_string($sco->title) . "\n";
                        }
                    }
                }
            } else {
                $result->toc .= "\t\t&nbsp;" . format_string($sco->title) . "\n";
            }
            if (!empty($sco->children)) {
                $result->toc .= "\n\t\t<ul>\n";
                $childresult = scorm_format_toc_for_treeview($user, $scorm, $sco->children, $usertracks, $cmid, $toclink, $currentorg, $attempt, $play, $organizationsco, true);
                $result->toc .= $childresult->toc;
                $result->toc .= "\t\t</ul>\n";
                $result->toc .= "\t</li>\n";
            } else {
//.........这里部分代码省略.........

 /**
  * Return the number of attempts done by a user in the given SCORM.
  *
  * @param int $scormid the scorm id
  * @param int $userid the user id
  * @param bool $ignoremissingcompletion ignores attempts that haven't reported a grade/completion
  * @return array of warnings and the attempts count
  * @since Moodle 3.0
  */
 public static function get_scorm_attempt_count($scormid, $userid, $ignoremissingcompletion = false)
 {
     global $USER, $DB;
     $params = self::validate_parameters(self::get_scorm_attempt_count_parameters(), array('scormid' => $scormid, 'userid' => $userid, 'ignoremissingcompletion' => $ignoremissingcompletion));
     $attempts = array();
     $warnings = array();
     $scorm = $DB->get_record('scorm', array('id' => $params['scormid']), '*', MUST_EXIST);
     $cm = get_coursemodule_from_instance('scorm', $scorm->id);
     $context = context_module::instance($cm->id);
     self::validate_context($context);
     $user = core_user::get_user($params['userid'], '*', MUST_EXIST);
     core_user::require_active_user($user);
     // Extra checks so only users with permissions can view other users attempts.
     if ($USER->id != $user->id) {
         require_capability('mod/scorm:viewreport', $context);
     }
     // If the SCORM is not open this function will throw exceptions.
     scorm_require_available($scorm);
     $attemptscount = scorm_get_attempt_count($user->id, $scorm, false, $params['ignoremissingcompletion']);
     $result = array();
     $result['attemptscount'] = $attemptscount;
     $result['warnings'] = $warnings;
     return $result;
 }

function scorm_format_toc_for_treeview($user, $scorm, $scoes, $usertracks, $cmid, $toclink=TOCJSLINK, $currentorg='',
                                        $attempt='', $play=false, $organizationsco=null, $children=false) {
    global $CFG;

    $result = new stdClass();
    $result->prerequisites = true;
    $result->incomplete = true;
    $result->toc = '';

    if (!$children) {
        $attemptsmade = scorm_get_attempt_count($user->id, $scorm);
        $result->attemptleft = $scorm->maxattempt == 0 ? 1 : $scorm->maxattempt - $attemptsmade;
    }

    if (!$children) {
        $result->toc = html_writer::start_tag('ul');

        if (!$play && !empty($organizationsco)) {
            $result->toc .= html_writer::start_tag('li').$organizationsco->title.html_writer::end_tag('li');
        }
    }

    $prevsco = '';
    if (!empty($scoes)) {
        foreach ($scoes as $sco) {
            $result->toc .= html_writer::start_tag('li');
            $scoid = $sco->id;

            $sco->isvisible = true;

            if ($sco->isvisible) {
                $score = '';

                if (isset($usertracks[$sco->identifier])) {
                    $viewscore = has_capability('mod/scorm:viewscores', context_module::instance($cmid));
                    if (isset($usertracks[$sco->identifier]->score_raw) && $viewscore) {
                        if ($usertracks[$sco->identifier]->score_raw != '') {
                            $score = '('.get_string('score', 'scorm').': '.$usertracks[$sco->identifier]->score_raw.')';
                        }
                    }
                }

                if (!empty($sco->prereq)) {
                    if ($sco->id == $scoid) {
                        $result->prerequisites = true;
                    }

                    if (!empty($prevsco) && scorm_version_check($scorm->version, SCORM_13) && !empty($prevsco->hidecontinue)) {
                        if ($sco->scormtype == 'sco') {
                            $result->toc .= html_writer::span($sco->statusicon.' '.format_string($sco->title));
                        } else {
                            $result->toc .= html_writer::span(' '.format_string($sco->title));
                        }
                    } else if ($toclink == TOCFULLURL) {
                        $url = $CFG->wwwroot.'/mod/scorm/player.php?'.$sco->url;
                        if (!empty($sco->launch)) {
                            if ($sco->scormtype == 'sco') {
                                $result->toc .= $sco->statusicon.' ';
                                $result->toc .= html_writer::link($url, format_string($sco->title)).$score;
                            } else {
                                $result->toc .= ' '.html_writer::link($url, format_string($sco->title),
                                                                            array('data-scoid' => $sco->id)).$score;
                            }
                        } else {
                            if ($sco->scormtype == 'sco') {
                                $result->toc .= $sco->statusicon.' '.format_string($sco->title).$score;
                            } else {
                                $result->toc .= ' '.format_string($sco->title).$score;
                            }
                        }
                    } else {
                        if (!empty($sco->launch)) {
                            if ($sco->scormtype == 'sco') {
                                $result->toc .= html_writer::tag('a', $sco->statusicon.' '.
                                                                    format_string($sco->title).' '.$score,
                                                                    array('data-scoid' => $sco->id, 'title' => $sco->url));
                            } else {
                                $result->toc .= html_writer::tag('a', ' '.format_string($sco->title).' '.$score,
                                                                    array('data-scoid' => $sco->id, 'title' => $sco->url));
                            }
                        } else {
                            if ($sco->scormtype == 'sco') {
                                $result->toc .= html_writer::span($sco->statusicon.' '.format_string($sco->title));
                            } else {
                                $result->toc .= html_writer::span(' '.format_string($sco->title));
                            }
                        }
                    }

                } else {
                    if ($play) {
                        if ($sco->scormtype == 'sco') {
                            $result->toc .= html_writer::span($sco->statusicon.' '.format_string($sco->title));
                        } else {
                            $result->toc .= ' '.format_string($sco->title).html_writer::end_span();
                        }
                    } else {
                        if ($sco->scormtype == 'sco') {
                            $result->toc .= $sco->statusicon.' '.format_string($sco->title);
                        } else {
//.........这里部分代码省略.........

/**
* 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);
            $result .= get_string('gradeforattempt', 'scorm').' ' . $i . ': ' . $gradereported .'%<BR>';
            $i++;
        }
    }
    $calculatedgrade = scorm_grade_user($scorm, $user->id);
    $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') . ': ' . $calculatedgrade . ($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;
}

function scorm_get_toc($user, $scorm, $cmid, $toclink=TOCJSLINK, $currentorg='', $scoid='', $mode='normal', $attempt='', $play=false, $tocheader=false) {
    global $CFG, $DB, $OUTPUT;

    if (empty($attempt)) {
        $attempt = scorm_get_attempt_count($user->id, $scorm);
    }

    $result = new stdClass();
    $organizationsco = null;

    if ($tocheader) {
        $result->toc = "<div id=\"scorm_layout\">\n";
        $result->toc .= "<div id=\"scorm_toc\">\n";
        $result->toc .= "<div id=\"scorm_tree\">\n";
    }

    if (!empty($currentorg)) {
        $organizationsco = $DB->get_record('scorm_scoes', array('scorm'=>$scorm->id, 'identifier'=>$currentorg));
        if (!empty($organizationsco->title)) {
            if ($play) {
                $result->toctitle = $organizationsco->title;
            }
        }
    }

    $scoes = scorm_get_toc_object($user, $scorm, $currentorg, $scoid, $mode, $attempt, $play, $organizationsco);

    $treeview = scorm_format_toc_for_treeview($user, $scorm, $scoes['scoes'][0]->children, $scoes['usertracks'], $cmid, $toclink, $currentorg, $attempt, $play, $organizationsco, false);

    if ($tocheader) {
        $result->toc .= $treeview->toc;
    } else {
        $result->toc = $treeview->toc;
    }

    if (!empty($scoes['scoid'])) {
        $scoid = $scoes['scoid'];
    }

    if (empty($scoid)) {
        $result->sco = $scoes['scoes'][0]->children[0];
    } else {
        $result->sco = scorm_get_sco($scoid);
    }

    if ($scorm->hidetoc == SCORM_TOC_POPUP) {
        $tocmenu = scorm_format_toc_for_droplist($scorm, $scoes['scoes'][0]->children, $scoes['usertracks'], $currentorg, $organizationsco);

        $modestr = '';
        if ($mode == 'browse') {
            $modestr = '&amp;mode='.$mode;
        }

        $url = new moodle_url('/mod/scorm/player.php?a='.$scorm->id.'&currentorg='.$currentorg.$modestr);
        $result->tocmenu = $OUTPUT->single_select($url, 'scoid', $tocmenu, $result->sco->id, null, "tocmenu");
    }

    $result->prerequisites = $treeview->prerequisites;
    $result->incomplete = $treeview->incomplete;
    $result->attemptleft = $treeview->attemptleft;

    if ($tocheader) {
        $result->toc .= "</div></div></div>\n";
        $result->toc .= "<div id=\"scorm_navpanel\"></div>\n";
    }

    return $result;
}

function scorm_view_display($user, $scorm, $action, $cm, $boxwidth = '')
{
    global $CFG, $DB;
    if ($scorm->updatefreq == UPDATE_EVERYTIME) {
        scorm_parse($scorm, false);
    }
    $organization = optional_param('organization', '', PARAM_INT);
    if ($scorm->displaycoursestructure == 1) {
        print_simple_box_start('center', $boxwidth);
        ?>
        <div class="structurehead"><?php 
        print_string('contents', 'scorm');
        ?>
</div>
<?php 
    }
    if (empty($organization)) {
        $organization = $scorm->launch;
    }
    if ($orgs = $DB->get_records_menu('scorm_scoes', array('scorm' => $scorm->id, 'organization' => '', 'launch' => ''), 'id', 'id,title')) {
        if (count($orgs) > 1) {
            ?>
            <div class='scorm-center'>
                <?php 
            print_string('organizations', 'scorm');
            ?>
                <form id='changeorg' method='post' action='<?php 
            echo $action;
            ?>
'>
                    <?php 
            choose_from_menu($orgs, 'organization', "{$organization}", '', 'submit()');
            ?>
                </form>
            </div>
<?php 
        }
    }
    $orgidentifier = '';
    if ($sco = scorm_get_sco($organization, SCO_ONLY)) {
        if ($sco->organization == '' && $sco->launch == '') {
            $orgidentifier = $sco->identifier;
        } else {
            $orgidentifier = $sco->organization;
        }
    }
    /*
     $orgidentifier = '';
        if ($org = $DB->get_record('scorm_scoes', array('id'=>$organization))) {
            if (($org->organization == '') && ($org->launch == '')) {
                $orgidentifier = $org->identifier;
            } else {
                $orgidentifier = $org->organization;
            }
        }*/
    $scorm->version = strtolower(clean_param($scorm->version, PARAM_SAFEDIR));
    // Just to be safe
    if (!file_exists($CFG->dirroot . '/mod/scorm/datamodels/' . $scorm->version . 'lib.php')) {
        $scorm->version = 'scorm_12';
    }
    require_once $CFG->dirroot . '/mod/scorm/datamodels/' . $scorm->version . 'lib.php';
    $result = scorm_get_toc($user, $scorm, 'structlist', $orgidentifier);
    $incomplete = $result->incomplete;
    // do we want the TOC to be displayed?
    if ($scorm->displaycoursestructure == 1) {
        echo $result->toc;
        print_simple_box_end();
    }
    // is this the first attempt ?
    $attemptcount = scorm_get_attempt_count($user, $scorm);
    // do not give the player launch FORM if the SCORM object is locked after the final attempt
    if ($scorm->lastattemptlock == 0 || $result->attemptleft > 0) {
        ?>
            <div class="scorm-center">
               <form id="theform" method="post" action="<?php 
        echo $CFG->wwwroot;
        ?>
/mod/scorm/player.php">
              <?php 
        if ($scorm->hidebrowse == 0) {
            print_string('mode', 'scorm');
            echo ': <input type="radio" id="b" name="mode" value="browse" /><label for="b">' . get_string('browse', 'scorm') . '</label>' . "\n";
            echo '<input type="radio" id="n" name="mode" value="normal" checked="checked" /><label for="n">' . get_string('normal', 'scorm') . "</label>\n";
        } else {
            echo '<input type="hidden" name="mode" value="normal" />' . "\n";
        }
        if ($scorm->forcenewattempt == 1) {
            if ($incomplete === false) {
                echo '<input type="hidden" name="newattempt" value="on" />' . "\n";
            }
        } elseif ($attemptcount != 0 && $incomplete === false && ($result->attemptleft > 0 || $scorm->maxattempt == 0)) {
            ?>
                      <br />
                      <input type="checkbox" id="a" name="newattempt" />
                      <label for="a"><?php 
            print_string('newattempt', 'scorm');
            ?>
</label>
<?php 
        }
//.........这里部分代码省略.........

function scorm_get_toc($user, $scorm, $liststyle, $currentorg = '', $scoid = '', $mode = 'normal', $attempt = '', $play = false, $tocheader = false)
{
    global $CFG, $DB, $PAGE, $OUTPUT;
    $strexpand = get_string('expcoll', 'scorm');
    $modestr = '';
    if ($mode == 'browse') {
        $modestr = '&mode=' . $mode;
    }
    $result = new stdClass();
    //$result->toc = "<ul id='s0' class='$liststyle'>\n";
    if ($tocheader) {
        $result->toc = '<div id="scorm_layout">';
        $result->toc .= '<div id="scorm_toc">';
        $result->toc .= '<div id="scorm_tree">';
    }
    $result->toc .= '<ul>';
    $tocmenus = array();
    $result->prerequisites = true;
    $incomplete = false;
    //
    // Get the current organization infos
    //
    if (!empty($currentorg)) {
        if (($organizationtitle = $DB->get_field('scorm_scoes', 'title', array('scorm' => $scorm->id, 'identifier' => $currentorg))) != '') {
            if ($play) {
                $result->toctitle = "{$organizationtitle}";
            } else {
                $result->toc .= "\t<li>{$organizationtitle}</li>\n";
            }
            $tocmenus[] = $organizationtitle;
        }
    }
    //
    // If not specified retrieve the last attempt number
    //
    if (empty($attempt)) {
        $attempt = scorm_get_attempt_count($user->id, $scorm);
    }
    $result->attemptleft = $scorm->maxattempt == 0 ? 1 : $scorm->maxattempt - $attempt;
    $conditions['scorm'] = $scorm->id;
    if ($scoes = scorm_get_scoes($scorm->id, $currentorg)) {
        //
        // Retrieve user tracking data for each learning object
        //
        $usertracks = array();
        foreach ($scoes as $sco) {
            if (!empty($sco->launch)) {
                if ($usertrack = scorm_get_tracks($sco->id, $user->id, $attempt)) {
                    if ($usertrack->status == '') {
                        $usertrack->status = 'notattempted';
                    }
                    $usertracks[$sco->identifier] = $usertrack;
                }
            }
        }
        $level = 0;
        $sublist = 1;
        $previd = 0;
        $nextid = 0;
        $findnext = false;
        $parents[$level] = '/';
        foreach ($scoes as $pos => $sco) {
            $isvisible = false;
            $sco->title = $sco->title;
            if (!isset($sco->isvisible) || isset($sco->isvisible) && $sco->isvisible == 'true') {
                $isvisible = true;
            }
            if ($parents[$level] != $sco->parent) {
                if ($newlevel = array_search($sco->parent, $parents)) {
                    for ($i = 0; $i < $level - $newlevel; $i++) {
                        $result->toc .= "\t\t</li></ul></li>\n";
                    }
                    $level = $newlevel;
                } else {
                    $i = $level;
                    $closelist = '';
                    while ($i > 0 && $parents[$level] != $sco->parent) {
                        $closelist .= "\t\t</li></ul></li>\n";
                        $i--;
                    }
                    if ($i == 0 && $sco->parent != $currentorg) {
                        $style = '';
                        if (isset($_COOKIE['hide:SCORMitem' . $sco->id])) {
                            $style = ' style="display: none;"';
                        }
                        //$result->toc .= "\t\t<li><ul id='s$sublist' class='$liststyle'$style>\n";
                        $result->toc .= "\t\t<ul>\n";
                        $level++;
                    } else {
                        $result->toc .= $closelist;
                        $level = $i;
                    }
                    $parents[$level] = $sco->parent;
                }
            }
            if ($isvisible) {
                $result->toc .= "<li>";
            }
            if (isset($scoes[$pos + 1])) {
                $nextsco = $scoes[$pos + 1];
//.........这里部分代码省略.........