class.ilTestResultsToXML.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */
 
include_once './Services/Xml/classes/class.ilXmlWriter.php';
 
class ilTestResultsToXML extends ilXmlWriter
{
        private $test_id = 0;
        private $anonymized = false;
        private $active_ids;
        
        protected $includeRandomTestQuestionsEnabled = false;
 
        function __construct($test_id, $anonymized = false)
        {
                parent::__construct();
                $this->test_id = $test_id;
                $this->anonymized = $anonymized;
        }
 
        public function isIncludeRandomTestQuestionsEnabled()
        {
                return $this->includeRandomTestQuestionsEnabled;
        }
 
        public function setIncludeRandomTestQuestionsEnabled($includeRandomTestQuestionsEnabled)
        {
                $this->includeRandomTestQuestionsEnabled = $includeRandomTestQuestionsEnabled;
        }
        
        protected function exportActiveIDs()
        {
                global $ilDB, $ilSetting;
 
                include_once "./Modules/Test/classes/class.ilObjTestAccess.php";
                $assessmentSetting = new ilSetting("assessment");
                $user_criteria = $assessmentSetting->get("user_criteria");
                if (strlen($user_criteria) == 0) $user_criteria = 'usr_id';
                
                if ($this->anonymized)
                {
                        $result = $ilDB->queryF("SELECT * FROM tst_active WHERE test_fi = %s",
                                array('integer'),
                                array($this->test_id)
                        );
                }
                else
                {
                        $result = $ilDB->queryF("SELECT tst_active.*, usr_data." . $user_criteria . " FROM tst_active, usr_data WHERE tst_active.test_fi = %s AND tst_active.user_fi = usr_data.usr_id",
                                array('integer'),
                                array($this->test_id)
                        );
                }
                $this->xmlStartTag("tst_active", NULL);
                while ($row = $ilDB->fetchAssoc($result))
                {
                        $attrs = array(
                                'active_id' => $row['active_id'],
                                'user_fi' => $row['user_fi'],
                                'anonymous_id' => $row['anonymous_id'],
                                'test_fi' => $row['test_fi'],
                                'lastindex' => $row['lastindex'],
                                'tries' => $row['tries'],
                                'last_started_pass' => $row['last_started_pass'],
                                'last_finished_pass' => $row['last_finished_pass'],
                                'submitted' => $row['submitted'],
                                'submittimestamp' => $row['submittimestamp'],
                                'tstamp' => $row['tstamp']
                        );
                        $attrs['fullname'] = ilObjTestAccess::_getParticipantData($row['active_id']);
                        if (!$this->anonymized)
                        {
                                $attrs['user_criteria'] = $user_criteria;
                                $attrs[$user_criteria] = $row[$user_criteria];
                        }
                        array_push($this->active_ids, $row['active_id']);
                        $this->xmlElement("row", $attrs);
                }
                $this->xmlEndTag("tst_active");
        }
 
        protected function exportPassResult()
        {
                global $ilDB;
                
                $query = "SELECT * FROM tst_pass_result WHERE " . $ilDB->in('active_fi', $this->active_ids, false, 'integer') . " ORDER BY active_fi, pass";
                $result = $ilDB->query($query);
                $this->xmlStartTag("tst_pass_result", NULL);
                while ($row = $ilDB->fetchAssoc($result))
                {
                        $attrs = array(
                                'active_fi' => $row['active_fi'],
                                'pass' => $row['pass'],
                                'points' => $row['points'],
                                'maxpoints' => $row['maxpoints'],
                                'questioncount' => $row['questioncount'],
                                'answeredquestions' => $row['answeredquestions'],
                                'workingtime' => $row['workingtime'],
                                'tstamp' => $row['tstamp']
                        );
                        $this->xmlElement("row", $attrs);
                }
                $this->xmlEndTag("tst_pass_result");
        }
 
        protected function exportResultCache()
        {
                global $ilDB;
                
                $query = "SELECT * FROM tst_result_cache WHERE " . $ilDB->in('active_fi', $this->active_ids, false, 'integer') . " ORDER BY active_fi";
                $result = $ilDB->query($query);
                $this->xmlStartTag("tst_result_cache", NULL);
                while ($row = $ilDB->fetchAssoc($result))
                {
                        $attrs = array(
                                'active_fi' => $row['active_fi'],
                                'pass' => $row['pass'],
                                'max_points' => $row['max_points'],
                                'reached_points' => $row['reached_points'],
                                'mark_short' => $row['mark_short'],
                                'mark_official' => $row['mark_official'],
                                'passed' => $row['passed'],
                                'failed' => $row['failed'],
                                'tstamp' => $row['tstamp']
                        );
                        $this->xmlElement("row", $attrs);
                }
                $this->xmlEndTag("tst_result_cache");
        }
 
        protected function exportTestSequence()
        {
                global $ilDB;
                
                $query = "SELECT * FROM tst_sequence WHERE " . $ilDB->in('active_fi', $this->active_ids, false, 'integer') . " ORDER BY active_fi, pass";
                $result = $ilDB->query($query);
                $this->xmlStartTag("tst_sequence", NULL);
                while ($row = $ilDB->fetchAssoc($result))
                {
                        $attrs = array(
                                'active_fi' => $row['active_fi'],
                                'pass' => $row['pass'],
                                'sequence' => $row['sequence'],
                                'postponed' => $row['postponed'],
                                'hidden' => $row['hidden'],
                                'tstamp' => $row['tstamp']
                        );
                        $this->xmlElement("row", $attrs);
                }
                $this->xmlEndTag("tst_sequence");
        }
 
        protected function exportTestSolutions()
        {
                global $ilDB;
                
                $query = "SELECT * FROM tst_solutions WHERE " . $ilDB->in('active_fi', $this->active_ids, false, 'integer') . " ORDER BY solution_id";
                $result = $ilDB->query($query);
                $this->xmlStartTag("tst_solutions", NULL);
                while ($row = $ilDB->fetchAssoc($result))
                {
                        $attrs = array(
                                'solution_id' => $row['solution_id'],
                                'active_fi' => $row['active_fi'],
                                'question_fi' => $row['question_fi'],
                                'points' => $row['points'],
                                'pass' => $row['pass'],
                                'value1' => $row['value1'],
                                'value2' => $row['value2'],
                                'tstamp' => $row['tstamp']
                        );
                        $this->xmlElement("row", $attrs);
                }
                $this->xmlEndTag("tst_solutions");
        }
 
        protected function exportRandomTestQuestions()
        {
                global $ilDB;
 
                $result = $ilDB->query("
                          SELECT * FROM tst_test_rnd_qst
                          WHERE {$ilDB->in('active_fi', $this->active_ids, false, 'integer')}
                          ORDER BY test_random_question_id
                ");
 
                $this->xmlStartTag('tst_test_rnd_qst', NULL);
                while ($row = $ilDB->fetchAssoc($result))
                {
                        $attrs = array();
 
                        foreach($row as $field => $value)
                        {
                                $attrs[$field] = $value;
                        }
 
                        $this->xmlElement('row', $attrs);
                }
                $this->xmlEndTag('tst_test_rnd_qst');
        }
        
 
        protected function exportTestResults()
        {
                global $ilDB;
                
                $query = "SELECT * FROM tst_test_result WHERE " . $ilDB->in('active_fi', $this->active_ids, false, 'integer') . " ORDER BY active_fi";
                $result = $ilDB->query($query);
                $this->xmlStartTag("tst_test_result", NULL);
                while ($row = $ilDB->fetchAssoc($result))
                {
                        $attrs = array(
                                'test_result_id' => $row['test_result_id'],
                                'active_fi' => $row['active_fi'],
                                'question_fi' => $row['question_fi'],
                                'points' => $row['points'],
                                'pass' => $row['pass'],
                                'manual' => $row['manual'],
                                'tstamp' => $row['tstamp']
                        );
                        $this->xmlElement("row", $attrs);
                }
                $this->xmlEndTag("tst_test_result");
        }
        
        protected function exportTestTimes()
        {
                global $ilDB;
                
                $query = "SELECT * FROM tst_times WHERE " . $ilDB->in('active_fi', $this->active_ids, false, 'integer') . " ORDER BY active_fi";
                $result = $ilDB->query($query);
                $this->xmlStartTag("tst_times", NULL);
                while ($row = $ilDB->fetchAssoc($result))
                {
                        $attrs = array(
                                'times_id' => $row['times_id'],
                                'active_fi' => $row['active_fi'],
                                'started' => $row['started'],
                                'finished' => $row['finished'],
                                'pass' => $row['pass'],
                                'tstamp' => $row['tstamp']
                        );
                        $this->xmlElement("row", $attrs);
                }
                $this->xmlEndTag("tst_times");
        }
        
        function getXML()
        {
                $this->active_ids = array();
                $this->xmlHeader();
                $attrs = array("version" => "4.1.0");
                $this->xmlStartTag("results", $attrs);
                $this->exportActiveIDs();
 
                if( $this->isIncludeRandomTestQuestionsEnabled() )
                {
                        $this->exportRandomTestQuestions();
                }
                
                $this->exportPassResult();
                $this->exportResultCache();
                $this->exportTestSequence();
                $this->exportTestSolutions();
                $this->exportTestResults();
                $this->exportTestTimes();
                $this->xmlEndTag("results");
        }
 
        function xmlDumpMem($format = TRUE)
        {
                $this->getXML();
                return parent::xmlDumpMem($format);
        }
 
        function xmlDumpFile($file, $format = TRUE)
        {
                $this->getXML();
                return parent::xmlDumpFile($file, $format);
        }
 
 
}
?>