DBUpdateTestResultCalculator Class Reference

Collaboration diagram for DBUpdateTestResultCalculator:

Static Public Member Functions
static	_updateTestResultCache ($active_id, $passScoring)

Data Fields
const	QUESTION_SET_TYPE_FIXED = 'FIXED_QUEST_SET'
	type setting value for fixed question set More...
const	QUESTION_SET_TYPE_RANDOM = 'RANDOM_QUEST_SET'
	type setting value for random question set More...
const	QUESTION_SET_TYPE_DYNAMIC = 'DYNAMIC_QUEST_SET'
	type setting value for dynamic question set (continues testing mode) More...

Static Private Member Functions
static	_getQuestionCountAndPointsForPassOfParticipant ($active_id, $pass, $questionSetType)
static	_getWorkingTimeOfParticipantForPass ($active_id, $pass)
static	getExamId ($active_id, $pass, $obj_id)
static	_getResultPass ($active_id, $passScoring)
static	_getBestPass ($active_id)
static	_getMaxPass ($active_id)

Detailed Description

Definition at line 13 of file class.DBUpdateTestResultCalculator.php.

Member Function Documentation

_getBestPass()

static DBUpdateTestResultCalculator::_getBestPass (   $active_id )

staticprivate

Definition at line 318 of file class.DBUpdateTestResultCalculator.php.

        {
                global $ilDB;
 
                $result = $ilDB->queryF("SELECT * FROM tst_pass_result WHERE active_fi = %s",
                        array('integer'),
                        array($active_id)
                );
                if ($result->numRows())
                {
                        $bestrow = null;
                        $bestfactor = 0;
                        while ($row = $ilDB->fetchAssoc($result))
                        {
                                if($row["maxpoints"] > 0)
                                {
                                        $factor = $row["points"] / $row["maxpoints"];
                                }
                                else
                                {
                                        $factor = 0;
                                }
 
                                if($factor > $bestfactor)
                                {
                                        $bestrow = $row;
                                        $bestfactor = $factor;
                                }
                        }
                        if (is_array($bestrow))
                        {
                                return $bestrow["pass"];
                        }
                        else
                        {
                                return 0;
                        }
                }
                else
                {
                        return 0;
                }
        }

References $ilDB, $result, and $row.

Referenced by _getResultPass().

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_getMaxPass()

static DBUpdateTestResultCalculator::_getMaxPass (   $active_id )

staticprivate

Definition at line 362 of file class.DBUpdateTestResultCalculator.php.

        {
                global $ilDB;
                $result = $ilDB->queryF("SELECT MAX(pass) maxpass FROM tst_test_result WHERE active_fi = %s",
                        array('integer'),
                        array($active_id)
                );
                if ($result->numRows())
                {
                        $row = $ilDB->fetchAssoc($result);
                        $max = $row["maxpass"];
                }
                else
                {
                        $max = NULL;
                }
                return $max;
        }

References $ilDB, $result, and $row.

Referenced by _getResultPass().

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_getQuestionCountAndPointsForPassOfParticipant()

static DBUpdateTestResultCalculator::_getQuestionCountAndPointsForPassOfParticipant (   $active_id,   $pass,   $questionSetType  )

staticprivate

Definition at line 117 of file class.DBUpdateTestResultCalculator.php.

        {
                global $ilDB;
 
                switch( $questionSetType )
                {
                        case self::QUESTION_SET_TYPE_DYNAMIC:
 
                                $res = $ilDB->queryF("
                                                SELECT          COUNT(qpl_questions.question_id) qcount,
                                                                        SUM(qpl_questions.points) qsum
                                                FROM            tst_active
                                                INNER JOIN      tst_tests
                                                ON                      tst_tests.test_id = tst_active.test_fi
                                                INNER JOIN      tst_dyn_quest_set_cfg
                                                ON          tst_dyn_quest_set_cfg.test_fi = tst_tests.test_id
                                                INNER JOIN  qpl_questions
                                                ON          qpl_questions.obj_fi = tst_dyn_quest_set_cfg.source_qpl_fi
                                                AND         qpl_questions.original_id IS NULL
                                                AND         qpl_questions.complete = %s
                                                WHERE           tst_active.active_id = %s
                                        ",
                                        array('integer', 'integer'),
                                        array(1, $active_id)
                                );
 
                                break;
 
                        case self::QUESTION_SET_TYPE_RANDOM:
 
                                $res = $ilDB->queryF("
                                                SELECT          tst_test_rnd_qst.pass,
                                                                        COUNT(tst_test_rnd_qst.question_fi) qcount,
                                                                        SUM(qpl_questions.points) qsum
 
                                                FROM            tst_test_rnd_qst,
                                                                        qpl_questions
 
                                                WHERE           tst_test_rnd_qst.question_fi = qpl_questions.question_id
                                                AND                     tst_test_rnd_qst.active_fi = %s
                                                AND                     pass = %s
 
                                                GROUP BY        tst_test_rnd_qst.active_fi,
                                                                        tst_test_rnd_qst.pass
                                        ",
                                        array('integer', 'integer'),
                                        array($active_id, $pass)
                                );
 
                                break;
 
                        case self::QUESTION_SET_TYPE_FIXED:
 
                                $res = $ilDB->queryF("
                                                SELECT          COUNT(tst_test_question.question_fi) qcount,
                                                                        SUM(qpl_questions.points) qsum
                                                
                                                FROM            tst_test_question,
                                                                        qpl_questions,
                                                                        tst_active
                                                
                                                WHERE           tst_test_question.question_fi = qpl_questions.question_id
                                                AND                     tst_test_question.test_fi = tst_active.test_fi
                                                AND                     tst_active.active_id = %s
                                                
                                                GROUP BY        tst_test_question.test_fi
                                        ",
                                        array('integer'),
                                        array($active_id)
                                );
 
                                break;
 
                        default:
 
                                throw new ilTestException("not supported question set type: $questionSetType");
                }
 
                $row = $ilDB->fetchAssoc($res);
 
                if( is_array($row) )
                {
                        return array("count" => $row["qcount"], "points" => $row["qsum"]);
                }
 
                return array("count" => 0, "points" => 0);
        }

References $ilDB, $pass, $res, $row, QUESTION_SET_TYPE_DYNAMIC, QUESTION_SET_TYPE_FIXED, and QUESTION_SET_TYPE_RANDOM.

_getResultPass()

static DBUpdateTestResultCalculator::_getResultPass (   $active_id,   $passScoring  )

staticprivate

Definition at line 304 of file class.DBUpdateTestResultCalculator.php.

        {
                $counted_pass = NULL;
                if ($passScoring == SCORE_BEST_PASS)
                {
                        $counted_pass = self::_getBestPass($active_id);
                }
                else
                {
                        $counted_pass = self::_getMaxPass($active_id);
                }
                return $counted_pass;
        }

References _getBestPass(), _getMaxPass(), and SCORE_BEST_PASS.

Referenced by _updateTestResultCache().

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_getWorkingTimeOfParticipantForPass()

static DBUpdateTestResultCalculator::_getWorkingTimeOfParticipantForPass (   $active_id,   $pass  )

staticprivate

Definition at line 205 of file class.DBUpdateTestResultCalculator.php.

        {
                global $ilDB;
 
                $result = $ilDB->queryF("SELECT * FROM tst_times WHERE active_fi = %s AND pass = %s ORDER BY started",
                        array('integer','integer'),
                        array($active_id, $pass)
                );
                $time = 0;
                while ($row = $ilDB->fetchAssoc($result))
                {
                        preg_match("/(\d{4})-(\d{2})-(\d{2}) (\d{2}):(\d{2}):(\d{2})/", $row["started"], $matches);
                        $epoch_1 = mktime($matches[4], $matches[5], $matches[6], $matches[2], $matches[3], $matches[1]);
                        preg_match("/(\d{4})-(\d{2})-(\d{2}) (\d{2}):(\d{2}):(\d{2})/", $row["finished"], $matches);
                        $epoch_2 = mktime($matches[4], $matches[5], $matches[6], $matches[2], $matches[3], $matches[1]);
                        $time += ($epoch_2 - $epoch_1);
                }
                return $time;
        }

References $ilDB, $pass, $result, and $row.

_updateTestResultCache()

static DBUpdateTestResultCalculator::_updateTestResultCache (   $active_id,   $passScoring  )

static

Definition at line 248 of file class.DBUpdateTestResultCalculator.php.

        {
                global $ilDB;
 
                $pass = self::_getResultPass($active_id, $passScoring);
 
                $query = "
                        SELECT          tst_pass_result.*
                        FROM            tst_pass_result
                        WHERE           active_fi = %s
                        AND                     pass = %s
                ";
 
                $result = $ilDB->queryF(
                        $query, array('integer','integer'), array($active_id, $pass)
                );
 
                $row = $ilDB->fetchAssoc($result);
 
                $max = $row['maxpoints'];
                $reached = $row['points'];
 
                $obligationsAnswered = (int)$row['obligations_answered'];
 
                $percentage = (!$max) ? 0 : ($reached / $max) * 100.0;
 
                $mark = self::_getMatchingMarkFromActiveId($active_id, $percentage);
 
                $isPassed = (  $mark["passed"] ? 1 : 0 );
                $isFailed = ( !$mark["passed"] ? 1 : 0 );
 
                $query = "
                        DELETE FROM             tst_result_cache
                        WHERE                   active_fi = %s
                ";
 
                $affectedRows = $ilDB->manipulateF(
                        $query, array('integer'), array($active_id)
                );
 
                $ilDB->insert('tst_result_cache', array(
                        'active_fi'=> array('integer', $active_id),
                        'pass'=> array('integer', strlen($pass) ? $pass : 0),
                        'max_points'=> array('float', strlen($max) ? $max : 0),
                        'reached_points'=> array('float', strlen($reached) ? $reached : 0),
                        'mark_short'=> array('text', strlen($mark["short_name"]) ? $mark["short_name"] : " "),
                        'mark_official'=> array('text', strlen($mark["official_name"]) ? $mark["official_name"] : " "),
                        'passed'=> array('integer', $isPassed),
                        'failed'=> array('integer', $isFailed),
                        'tstamp'=> array('integer', time()),
                        'hint_count'=> array('integer', $row['hint_count']),
                        'hint_points'=> array('float', $row['hint_points']),
                        'obligations_answered' => array('integer', $obligationsAnswered)
                ));
        }

References $ilDB, $pass, $query, $result, $row, and _getResultPass().

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getExamId()

static DBUpdateTestResultCalculator::getExamId (   $active_id,   $pass,   $obj_id  )

staticprivate

@TODO Move this to a proper place.

Definition at line 225 of file class.DBUpdateTestResultCalculator.php.

        {
                global $ilDB;
 
                $ilSetting = new ilSetting();
 
                $exam_id_query  = 'SELECT exam_id FROM tst_pass_result WHERE active_fi = %s AND pass = %s';
                $exam_id_result = $ilDB->queryF( $exam_id_query, array( 'integer', 'integer' ), array( $active_id, $pass ) );
                if ($ilDB->numRows( $exam_id_result ) == 1)
                {
                        $exam_id_row = $ilDB->fetchAssoc( $exam_id_result );
 
                        if ($exam_id_row['exam_id'] != null)
                        {
                                return $exam_id_row['exam_id'];
                        }
                }
 
                $inst_id = $ilSetting->get( 'inst_id', null );
                return 'I' . $inst_id . '_T' . $obj_id . '_A' . $active_id . '_P' . $pass;
        }

References $ilDB, $ilSetting, and $pass.

Field Documentation

QUESTION_SET_TYPE_DYNAMIC

const DBUpdateTestResultCalculator::QUESTION_SET_TYPE_DYNAMIC = 'DYNAMIC_QUEST_SET'

type setting value for dynamic question set (continues testing mode)

Definition at line 28 of file class.DBUpdateTestResultCalculator.php.

Referenced by _getQuestionCountAndPointsForPassOfParticipant().

QUESTION_SET_TYPE_FIXED

const DBUpdateTestResultCalculator::QUESTION_SET_TYPE_FIXED = 'FIXED_QUEST_SET'

type setting value for fixed question set

Definition at line 18 of file class.DBUpdateTestResultCalculator.php.

Referenced by _getQuestionCountAndPointsForPassOfParticipant().

QUESTION_SET_TYPE_RANDOM

const DBUpdateTestResultCalculator::QUESTION_SET_TYPE_RANDOM = 'RANDOM_QUEST_SET'

type setting value for random question set

Definition at line 23 of file class.DBUpdateTestResultCalculator.php.

Referenced by _getQuestionCountAndPointsForPassOfParticipant().

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The documentation for this class was generated from the following file:

• Services/Migration/DBUpdate_4209/classes/class.DBUpdateTestResultCalculator.php