class.ilTestTopList.php

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<?php
/* Copyright (c) 1998-2015 ILIAS open source, Extended GPL, see docs/LICENSE */
 
class ilTestTopList
{
    protected $object;
 
    public function __construct(ilObjTest $a_object)
    {
        $this->object = $a_object;
    }
 
    public function getUserToplistByWorkingtime($a_test_ref_id, $a_user_id)
    {
        global $DIC;
        $ilDB = $DIC['ilDB'];
 
        // Get placement of user
        $result = $ilDB->query(
            '
                        SELECT count(tst_pass_result.workingtime) as count
                        FROM object_reference
                        INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                        INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                        INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                        INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                                AND tst_pass_result.pass = tst_result_cache.pass
                        INNER JOIN usr_data ON usr_data.usr_id = tst_active.user_fi
                        WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                        AND tst_active.user_fi != ' . $ilDB->quote($a_user_id, 'integer') . '
                        AND workingtime <
                        (
                                SELECT workingtime
                                FROM object_reference
                                INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                                INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                                INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                                INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                                        AND tst_pass_result.pass = tst_result_cache.pass
                                WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                                AND tst_active.user_fi = ' . $ilDB->quote($a_user_id, 'integer') . '
                        )
                '
        );
 
        $row = $ilDB->fetchAssoc($result);
        $better_participants = $row['count'];
        $own_placement = $better_participants + 1;
 
        $result = $ilDB->query(
            '
                        SELECT count(tst_pass_result.workingtime) as count
                        FROM object_reference
                        INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                        INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                        INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                        INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                                AND tst_pass_result.pass = tst_result_cache.pass
                        INNER JOIN usr_data ON usr_data.usr_id = tst_active.user_fi
                        WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer')
        );
        $row = $ilDB->fetchAssoc($result);
        $number_total = $row['count'];
 
        $result = $ilDB->query(
            '
                SELECT tst_result_cache.*, round(reached_points/max_points*100) as percentage ,
                        tst_pass_result.workingtime, usr_id, usr_data.firstname, usr_data.lastname
                FROM object_reference
                INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                        AND tst_pass_result.pass = tst_result_cache.pass
                INNER JOIN usr_data ON usr_data.usr_id = tst_active.user_fi
 
                WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                AND tst_active.user_fi = ' . $ilDB->quote($a_user_id, 'integer') . '
 
                UNION(
                        SELECT tst_result_cache.*, round(reached_points/max_points*100) as percentage,
                                tst_pass_result.workingtime, usr_id, usr_data.firstname, usr_data.lastname
                        FROM object_reference
                        INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                        INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                        INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                        INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                                AND tst_pass_result.pass = tst_result_cache.pass
                        INNER JOIN usr_data ON usr_data.usr_id = tst_active.user_fi
                        WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                        AND tst_active.user_fi != ' . $ilDB->quote($a_user_id, 'integer') . '
                        AND workingtime >=
                        (
                                SELECT tst_pass_result.workingtime
                                FROM object_reference
                                INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                                INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                                INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                                INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                                        AND tst_pass_result.pass = tst_result_cache.pass
                                WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                                AND tst_active.user_fi = ' . $ilDB->quote($a_user_id, 'integer') . '
                        )
                        ORDER BY workingtime DESC
                        LIMIT 0,3
                )
                UNION(
                        SELECT tst_result_cache.*, round(reached_points/max_points*100) as percentage,
                                tst_pass_result.workingtime, usr_id, usr_data.firstname, usr_data.lastname
                        FROM object_reference
                        INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                        INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                        INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                        INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                                AND tst_pass_result.pass = tst_result_cache.pass
                        INNER JOIN usr_data ON usr_data.usr_id = tst_active.user_fi
                        WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                        AND tst_active.user_fi != ' . $ilDB->quote($a_user_id, 'integer') . '
                        AND workingtime <
                        (
                                SELECT tst_pass_result.workingtime
                                FROM object_reference
                                INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                                INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                                INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                                INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                                        AND tst_pass_result.pass = tst_result_cache.pass
                                WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                                AND tst_active.user_fi = ' . $ilDB->quote($a_user_id, 'integer') . '
                        )
                        ORDER BY workingtime DESC
                        LIMIT 0,3
                )
                ORDER BY workingtime ASC
                LIMIT 0, 7
                '
        );
 
        $i = $own_placement - (($better_participants >= 3) ? 3 : $better_participants);
 
        $data = array();
 
        if ($i > 1) {
            $item = array('Rank' => '...');
            $data[] = $item;
        }
 
        while ($row = $ilDB->fetchAssoc($result)) {
            $item = $this->getResultTableRow($row, $i, $a_user_id);
            $i++;
            $data[] = $item;
        }
 
        if ($number_total > $i) {
            $item = array('Rank' => '...');
            $data[] = $item;
        }
 
        return $data;
    }
 
    public function getGeneralToplistByPercentage($a_test_ref_id, $a_user_id)
    {
        global $DIC;
        $ilDB = $DIC['ilDB'];
        $result = $ilDB->query(
            '
                        SELECT tst_result_cache.*, round(points/maxpoints*100,2) as percentage, tst_pass_result.workingtime, usr_data.usr_id, usr_data.firstname, usr_data.lastname
                        FROM object_reference
                        INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                        INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                        INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                        INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi AND tst_pass_result.pass = tst_result_cache.pass
                        INNER JOIN usr_data ON usr_data.usr_id = tst_active.user_fi
                        WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                        ORDER BY percentage DESC
                        LIMIT 0, ' . $ilDB->quote($this->object->getHighscoreTopNum(), 'integer') . '
                        '
        );
        $i = 0;
        $data = array();
        while ($row = $ilDB->fetchAssoc($result)) {
            $i++;
            $item = $this->getResultTableRow($row, $i, $a_user_id);
 
            $data[] = $item;
        }
        return $data;
    }
 
    public function getGeneralToplistByWorkingtime($a_test_ref_id, $a_user_id)
    {
        global $DIC;
        $ilDB = $DIC['ilDB'];
        $result = $ilDB->query(
            '
                        SELECT tst_result_cache.*, round(points/maxpoints*100,2) as percentage, tst_pass_result.workingtime, usr_data.usr_id, usr_data.firstname, usr_data.lastname
                        FROM object_reference
                        INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                        INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                        INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                        INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi AND tst_pass_result.pass = tst_result_cache.pass
                        INNER JOIN usr_data ON usr_data.usr_id = tst_active.user_fi
                        WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                        ORDER BY workingtime ASC
                        LIMIT 0, ' . $ilDB->quote($this->object->getHighscoreTopNum(), 'integer') . '
                        '
        );
        $i = 0;
        $data = array();
        while ($row = $ilDB->fetchAssoc($result)) {
            $i++;
            $item = $this->getResultTableRow($row, $i, $a_user_id);
            $data[] = $item;
        }
        return $data;
    }
 
    public function getUserToplistByPercentage($a_test_ref_id, $a_user_id)
    {
        global $DIC;
        $ilDB = $DIC['ilDB'];
 
        // Get placement of user
        $result = $ilDB->query(
            '
                        SELECT count(tst_pass_result.workingtime) as count
                        FROM object_reference
                        INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                        INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                        INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                        INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                                AND tst_pass_result.pass = tst_result_cache.pass
                        INNER JOIN usr_data ON usr_data.usr_id = tst_active.user_fi
                        WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                        AND tst_active.user_fi != ' . $ilDB->quote($a_user_id, 'integer') . '
                        AND round(reached_points/max_points*100) >=
                        (
                                SELECT round(reached_points/max_points*100)
                                FROM object_reference
                                INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                                INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                                INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                                INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                                        AND tst_pass_result.pass = tst_result_cache.pass
                                WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                                AND tst_active.user_fi = ' . $ilDB->quote($a_user_id, 'integer') . '
                        )
                '
        );
 
        $row = $ilDB->fetchAssoc($result);
        $better_participants = $row['count'];
        $own_placement = $better_participants + 1;
 
        $result = $ilDB->query(
            '
                        SELECT count(tst_pass_result.workingtime) as count
                        FROM object_reference
                        INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                        INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                        INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                        INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                                AND tst_pass_result.pass = tst_result_cache.pass
                        INNER JOIN usr_data ON usr_data.usr_id = tst_active.user_fi
                        WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer')
        );
        $row = $ilDB->fetchAssoc($result);
        $number_total = $row['count'];
 
        $result = $ilDB->query(
            '
                SELECT tst_result_cache.*, round(reached_points/max_points*100) as percentage ,
                        tst_pass_result.workingtime, usr_id, usr_data.firstname, usr_data.lastname
                FROM object_reference
                INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                        AND tst_pass_result.pass = tst_result_cache.pass
                INNER JOIN usr_data ON usr_data.usr_id = tst_active.user_fi
 
                WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                AND tst_active.user_fi = ' . $ilDB->quote($a_user_id, 'integer') . '
 
                UNION(
                        SELECT tst_result_cache.*, round(reached_points/max_points*100) as percentage,
                                tst_pass_result.workingtime, usr_id, usr_data.firstname, usr_data.lastname
                        FROM object_reference
                        INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                        INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                        INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                        INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                                AND tst_pass_result.pass = tst_result_cache.pass
                        INNER JOIN usr_data ON usr_data.usr_id = tst_active.user_fi
                        WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                        AND tst_active.user_fi != ' . $ilDB->quote($a_user_id, 'integer') . '
                        AND round(reached_points/max_points*100) >=
                        (
                                SELECT round(reached_points/max_points*100)
                                FROM object_reference
                                INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                                INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                                INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                                INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                                        AND tst_pass_result.pass = tst_result_cache.pass
                                WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                                AND tst_active.user_fi = ' . $ilDB->quote($a_user_id, 'integer') . '
                        )
                        ORDER BY round(reached_points/max_points*100) ASC
                        LIMIT 0,3
                )
                UNION(
                        SELECT tst_result_cache.*, round(reached_points/max_points*100) as percentage,
                                tst_pass_result.workingtime, usr_id, usr_data.firstname, usr_data.lastname
                        FROM object_reference
                        INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                        INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                        INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                        INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                                AND tst_pass_result.pass = tst_result_cache.pass
                        INNER JOIN usr_data ON usr_data.usr_id = tst_active.user_fi
                        WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                        AND tst_active.user_fi != ' . $ilDB->quote($a_user_id, 'integer') . '
                        AND round(reached_points/max_points*100) <=
                        (
                                SELECT round(reached_points/max_points*100)
                                FROM object_reference
                                INNER JOIN tst_tests ON object_reference.obj_id = tst_tests.obj_fi
                                INNER JOIN tst_active ON tst_tests.test_id = tst_active.test_fi
                                INNER JOIN tst_result_cache ON tst_active.active_id = tst_result_cache.active_fi
                                INNER JOIN tst_pass_result ON tst_active.active_id = tst_pass_result.active_fi
                                        AND tst_pass_result.pass = tst_result_cache.pass
                                WHERE object_reference.ref_id = ' . $ilDB->quote($a_test_ref_id, 'integer') . '
                                AND tst_active.user_fi = ' . $ilDB->quote($a_user_id, 'integer') . '
                        )
                        ORDER BY round(reached_points/max_points*100) ASC
                        LIMIT 0,3
                )
                ORDER BY round(reached_points/max_points*100) DESC, tstamp ASC
                LIMIT 0, 7
                '
        );
 
        $i = $own_placement - (($better_participants >= 3) ? 3 : $better_participants);
 
        $data = array();
 
        if ($i > 1) {
            $item = array('Rank' => '...');
            $data[] = $item;
        }
 
        while ($row = $ilDB->fetchAssoc($result)) {
            $item = $this->getResultTableRow($row, $i, $a_user_id);
            $i++;
            $data[] = $item;
        }
 
        if ($number_total > $i) {
            $item = array('Rank' => '...');
            $data[] = $item;
        }
 
        return $data;
    }
 
    private function getResultTableRow($row, $i, $a_user_id)
    {
        $item = array();
        $item['Rank'] = $i . '. ';
 
        if ($this->object->isHighscoreAnon() && $row['usr_id'] != $a_user_id) {
            $item['Participant'] = "-, -";
        } else {
            $item['Participant'] = $row['lastname'] . ', ' . $row['firstname'];
        }
 
        if ($this->object->getHighscoreAchievedTS()) {
            $item['Achieved'] = new ilDateTime($row['tstamp'], IL_CAL_UNIX);
        }
 
        if ($this->object->getHighscoreScore()) {
            $item['Score'] = $row['reached_points'] . ' / ' . $row['max_points'];
        }
 
        if ($this->object->getHighscorePercentage()) {
            $item['Percentage'] = $row['percentage'] . '%';
        }
 
        if ($this->object->getHighscoreHints()) {
            $item['Hints'] = $row['hint_count'];
        }
 
        if ($this->object->getHighscoreWTime()) {
            $item['time'] = $this->formatTime($row['workingtime']);
        }
 
        $item['Highlight'] = ($row['usr_id'] == $a_user_id) ? 'tblrowmarked' : '';
        return $item;
    }
 
    private function formatTime($seconds)
    {
        $retval = '';
        $hours = intval(intval($seconds) / 3600);
        $retval .= str_pad($hours, 2, "0", STR_PAD_LEFT) . ":";
        $minutes = intval(($seconds / 60) % 60);
        $retval .= str_pad($minutes, 2, "0", STR_PAD_LEFT) . ":";
        $seconds = intval($seconds % 60);
        $retval .= str_pad($seconds, 2, "0", STR_PAD_LEFT);
        return $retval;
    }
}