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Used the opportunity and re-formatted the file consistently, without using tabs.

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bug-1140
Bernhard Fröhlich 11 years ago
parent 7711fd61e8
commit e0538cf1a0
1 changed files with 442 additions and 444 deletions
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886
classes/Quiz.class.php
Unescape Escape View File

@ -16,7 +16,7 @@ class Quiz
var $percentTest;
var $testPassed;
function Quiz(){
function Quiz(){
$this->topicID=0;
$this->questionLimit=0;
$this->questionList= array();
@ -29,261 +29,261 @@ class Quiz
$this->rawToPass;
$this->question=new Question();
$this->percentTest=0;
}
}
function getQuestionLimit() {
return $this->questionLimit;
}
function getQuestionLimit() {
return $this->questionLimit;
}
function setQuestionLimit($numOfQu){
$this->questionLimit= $numOfQu;
}
function setQuestionLimit($numOfQu){
$this->questionLimit= $numOfQu;
}
function setTopicID($id) {
function setTopicID($id) {
$this->topicID=$id;
}
}
function getTopicID(){
function getTopicID(){
return $this->topicID;
}
function getAnswerList () {
return $this->answerList;
}
function setRawToPass($percentage){
$this->rawToPass=$percentage;
}
function generateQuestions(){ // Fragen werden random aus DB gelesen
$sqlGetQu=" SELECT q_id,qt_id,t_id,question,description FROM questions WHERE t_id =".intval($this->topicID)." AND active=".intval(1)." ORDER BY RAND()LIMIT ".intval($this->questionLimit)."";
$queryGetQu = mysql_query($sqlGetQu);
$number=mysql_num_rows($queryGetQu);
if($number== $this->questionLimit){
$i=1; // zähler
while($questions =mysql_fetch_array($queryGetQu ,MYSQL_BOTH ))
{
$this->questionList[$i]['q_id']=$questions['q_id']; // in arra speichern
$this->questionList[$i]['qt_id']=$questions['qt_id'];
$this->questionList[$i]['t_id']=$questions['t_id'];
$this->questionList[$i]['question']=stripslashes($questions['question']);
$this->questionList[$i]['description']=$questions['description'];
$sqlGetNumber="SELECT count(a_id)as number FROM answers WHERE q_id=".intval($questions['q_id'])." GROUP BY q_id";
$queryGetNumber = mysql_query($sqlGetNumber);
while($number =mysql_fetch_array( $queryGetNumber ,MYSQL_BOTH ))
{
$this->questionList[$i]['numberOfAnswers']=$number['number'];
}
if($this->questionList[$i]['description']==1) {
// beschreibung in Session speichern falls vorhanden
$sql_desc="SELECT description FROM question_description WHERE q_id=".intval($questions['q_id'])."";
$query_desc=mysql_query($sql_desc);
$desc = mysql_fetch_assoc($query_desc);
$this->questionList[$i]['description_text']=stripslashes($desc['description']);
}
$i++;
}
$_SESSION['values']['questionList']=$this->questionList;
}
else{
echo "<h5>".Class_Quiz_01." </h5>";
$value ="notEnoughQuestions";
return $value;
}
}
}
function getAnswerList () {
return $this->answerList;
}
function getQuestionList() {
return $this->questionList;
}
function setRawToPass($percentage){
$this->rawToPass=$percentage;
}
function generateQuestions(){ // Fragen werden random aus DB gelesen
$sqlGetQu=" SELECT q_id,qt_id,t_id,question,description FROM questions WHERE t_id =".intval($this->topicID)." AND active=".intval(1)." ORDER BY RAND()LIMIT ".intval($this->questionLimit)."";
$queryGetQu = mysql_query($sqlGetQu);
$number=mysql_num_rows($queryGetQu);
if($number== $this->questionLimit){
$i=1; // zähler
while($questions =mysql_fetch_array($queryGetQu ,MYSQL_BOTH ))
{
$this->questionList[$i]['q_id']=$questions['q_id']; // in arra speichern
$this->questionList[$i]['qt_id']=$questions['qt_id'];
$this->questionList[$i]['t_id']=$questions['t_id'];
$this->questionList[$i]['question']=stripslashes($questions['question']);
$this->questionList[$i]['description']=$questions['description'];
$sqlGetNumber="SELECT count(a_id)as number FROM answers WHERE q_id=".intval($questions['q_id'])." GROUP BY q_id";
$queryGetNumber = mysql_query($sqlGetNumber);
while($number =mysql_fetch_array( $queryGetNumber ,MYSQL_BOTH ))
{
$this->questionList[$i]['numberOfAnswers']=$number['number'];
}
if($this->questionList[$i]['description']==1) {
// beschreibung in Session speichern falls vorhanden
$sql_desc="SELECT description FROM question_description WHERE q_id=".intval($questions['q_id'])."";
$query_desc=mysql_query($sql_desc);
$desc = mysql_fetch_assoc($query_desc);
$this->questionList[$i]['description_text']=stripslashes($desc['description']);
}
$i++;
}
$_SESSION['values']['questionList']=$this->questionList;
} else {
echo "<h5>".Class_Quiz_01." </h5>";
$value ="notEnoughQuestions";
return $value;
}
}
function setQuestions() {
$this->questionList=$_SESSION['values']['questionList'];
}
function getDBAnswers() { // Antworten zu den Frage aus DB holen
for($i=1;$i<=$this->questionLimit;$i++){
$value= $this->questionList[$i]['q_id'];
$sqlGetAns="SELECT a_id,answer,correct FROM answers WHERE q_id=".intval($value)." ORDER BY RAND()";
$queryGetAns = mysql_query($sqlGetAns);
$j=1; // Zähler
while($answers =mysql_fetch_array($queryGetAns ,MYSQL_BOTH )) {
$this->answerList[$value][$j]['q_id']= $value;
$this->answerList[$value][$j]['a_id']=$answers['a_id']; // in arra speichern
$this->answerList[$value][$j]['answer']=stripslashes($answers['answer']);
$this->answerList[$value][$j]['correct']=$answers['correct'];
$j++;
}
}
$_SESSION ['values'] ['answerList']= $this->answerList;
}
function getQuestionList() {
return $this->questionList;
}
function setQuestions() {
$this->questionList=$_SESSION['values']['questionList'];
}
function setAnswers(){
$this->answerList=$_SESSION ['values']['answerList'];
}
function getDBAnswers() { // Antworten zu den Frage aus DB holen
for($i=1;$i<=$this->questionLimit;$i++){
$value= $this->questionList[$i]['q_id'];
$sqlGetAns="SELECT a_id,answer,correct FROM answers WHERE q_id=".intval($value)." ORDER BY RAND()";
$queryGetAns = mysql_query($sqlGetAns);
$j=1; // Zähler
while($answers =mysql_fetch_array($queryGetAns ,MYSQL_BOTH )) {
$this->answerList[$value][$j]['q_id']= $value;
$this->answerList[$value][$j]['a_id']=$answers['a_id']; // in arra speichern
$this->answerList[$value][$j]['answer']=stripslashes($answers['answer']);
$this->answerList[$value][$j]['correct']=$answers['correct'];
$j++;
}
}
$_SESSION ['values'] ['answerList']= $this->answerList;
}
function setAnswers(){
$this->answerList=$_SESSION ['values']['answerList'];
}
function setSelectedAnswers (){
$this->selectedAnswers=$_SESSION ['values']['selectedAnswers'];
}
$this->selectedAnswers=$_SESSION ['values']['selectedAnswers'];
}
function showQuiz() {
echo "<form action='index.php?site=start_test&amp;action=evaluate' method='post'>";
echo "<fieldset>";
echo " <legend>".Class_Quiz_02."</legend>";
echo "<table class='table_show_quiz'>";
for($i=1;$i<=$this->questionLimit;$i++) {
$value= $this->questionList[$i]['q_id']; // Value den Wert der q_id geben
$question=str_replace("\n", "<br>", $this->questionList[$i]['question']);
echo "<tr>";
echo"<td class='nr' valign='top' >".Global_08." $i: </td>";
if($this->questionList[$i]['qt_id']!=4) {
echo"<td class='question' colspan='3'>$question </td> ";
echo"</tr>";
echo "<form action='index.php?site=start_test&amp;action=evaluate' method='post'>";
echo "<fieldset>";
echo " <legend>".Class_Quiz_02."</legend>";
echo "<table class='table_show_quiz'>";
for($i=1;$i<=$this->questionLimit;$i++) {
$value= $this->questionList[$i]['q_id']; // Value den Wert der q_id geben
$question=str_replace("\n", "<br>", $this->questionList[$i]['question']);
echo "<tr>";
echo"<td class='nr' valign='top' >".Global_08." $i: </td>";
if($this->questionList[$i]['qt_id']!=4) {
echo"<td class='question' colspan='3'>$question </td> ";
echo"</tr>";
} // wenn der Typ nicht 4 ist anzeigen
if($this->questionList[$i]['qt_id']==1) $this->SingleSelection($i,$value);
if($this->questionList[$i]['qt_id']==2) $this->MultipleChoice($i,$value);
if($this->questionList[$i]['qt_id']==3) $this->SingleSelection($i,$value); // Kann die selbe Maske verwendet werden
if($this->questionList[$i]['qt_id']==4) $this->FillInTheBlanks($i,$value,$question);
}
echo "<tr>";
echo "<td class='evaluate' colspan='4'>";
echo"<input type='hidden' name='t_id' value='$this->topicID'/>";
//echo"<input type='hidden' name='questionList' value='$questionList'/>";
//echo"<input type='hidden' name='answerList' value='$answerList'/>";
echo" <input name='submit' class='Button_right' type='submit' value='".Button_16."' /> ";
echo "</td>";
echo "</tr>";
echo "</table>";
echo "</fieldset>";
echo"</form>";
}
echo "<tr>";
echo "<td class='evaluate' colspan='4'>";
echo"<input type='hidden' name='t_id' value='$this->topicID'/>";
//echo"<input type='hidden' name='questionList' value='$questionList'/>";
//echo"<input type='hidden' name='answerList' value='$answerList'/>";
echo" <input name='submit' class='Button_right' type='submit' value='".Button_16."' /> ";
echo "</td>";
echo "</tr>";
echo "</table>";
echo "</fieldset>";
echo"</form>";
}
function SingleSelection($i,$value){
for ($j=1;$j<=$this->questionList[$i]['numberOfAnswers'];$j++){ // Solange Schleife durchlaufen wie die maximale Anzahl der Antworten ist
$answer=$this->answerList[$value][$j]['answer'];
$answerNumber=$this->answerList[$value][$j]['a_id'];
if($answer!=null) { // Wenn es eine Antwort gibt soll diese angezeigt werden
echo "<tr>";
echo "<td class='nr' valign='top' ></td>";
echo"<td class='choice' valign='top'><input type='radio' value='$answerNumber' name='selectedAnswers[$value]' /></td>";
if ($answer=='true') echo" <td class='answer' valign='top'>".Class_Answer_09."</td>";
else if ($answer=='false') echo" <td class='answer' valign='top'>".Class_Answer_10."</td>";
else echo" <td class='answer' valign='top'>$answer</td>";
echo "<td class='symbol'></td>";
echo "</tr>";
}
}
echo "<tr class='padding'><td colspan='4' /></tr>";
}
function SingleSelection($i,$value){
for ($j=1;$j<=$this->questionList[$i]['numberOfAnswers'];$j++){ // Solange Schleife durchlaufen wie die maximale Anzahl der Antworten ist
$answer=$this->answerList[$value][$j]['answer'];
$answerNumber=$this->answerList[$value][$j]['a_id'];
if($answer!=null) { // Wenn es eine Antwort gibt soll diese angezeigt werden
echo "<tr>";
echo "<td class='nr' valign='top' ></td>";
echo"<td class='choice' valign='top'><input type='radio' value='$answerNumber' name='selectedAnswers[$value]' /></td>";
if ($answer=='true') echo" <td class='answer' valign='top'>".Class_Answer_09."</td>";
else if ($answer=='false') echo" <td class='answer' valign='top'>".Class_Answer_10."</td>";
else echo" <td class='answer' valign='top'>$answer</td>";
echo "<td class='symbol'></td>";
echo "</tr>";
}
}
echo "<tr class='padding'><td colspan='4' /></tr>";
}
function MultipleChoice($i,$value){
for ($j=1;$j<=$this->questionList[$i]['numberOfAnswers'];$j++){ // Solange Schleife durchlaufen wie die maximale Anzahl der Antworten ist
$answer=$this->answerList[$value][$j]['answer'];
$answerNumber=$this->answerList[$value][$j]['a_id'];
if($answer!=null){ // Wenn es eine Antwort gibt soll diese angezeigt werden
echo "<tr>";
echo "<td class='nr' valign='top' ></td>";
echo "<td class='choice' valign='top'><input type='checkbox' class='quiz_options' value='$answerNumber' name='selectedAnswers[$value][]' /></td>";
echo " <td class='answer' valign='top'> $answer </td>";
echo "<td class='symbol'></td>";
echo "</tr>";
}
}
echo "<tr class='padding'><td colspan='4' /></tr>";
}
for ($j=1;$j<=$this->questionList[$i]['numberOfAnswers'];$j++){ // Solange Schleife durchlaufen wie die maximale Anzahl der Antworten ist
$answer=$this->answerList[$value][$j]['answer'];
$answerNumber=$this->answerList[$value][$j]['a_id'];
if($answer!=null){ // Wenn es eine Antwort gibt soll diese angezeigt werden
echo "<tr>";
echo "<td class='nr' valign='top' ></td>";
echo "<td class='choice' valign='top'><input type='checkbox' class='quiz_options' value='$answerNumber' name='selectedAnswers[$value][]' /></td>";
echo " <td class='answer' valign='top'> $answer </td>";
echo "<td class='symbol'></td>";
echo "</tr>";
}
}
echo "<tr class='padding'><td colspan='4' /></tr>";
}
function randomizeArray($answerList,$value) {
$max=count($answerList[$value]); // setze Maximum
$index=range(1,$max); // Kreiire Array
shuffle($index); // würfle array
$copy= $answerList; // kopie erstellen
for($i=0;$i<$max;$i++){
$k=$index[$i];
$answerList[$value][$i+1]=$copy[$value][$k]; // zuweisen
}
$_SESSION ['values'] ['answerList']= $answerList;
return $answerList;
$max=count($answerList[$value]); // setze Maximum
$index=range(1,$max); // Kreiire Array
shuffle($index); // würfle array
$copy= $answerList; // kopie erstellen
for($i=0;$i<$max;$i++){
$k=$index[$i];
$answerList[$value][$i+1]=$copy[$value][$k]; // zuweisen
}
$_SESSION ['values'] ['answerList']= $answerList;
return $answerList;
}
function FillInTheBlanks($i,$value,$question) {
echo '<td class="answer" valign="top" colspan="2">';
$correctAns=$this->question->getCorrectAnswerFillInTheBlanks($question); // korrekte Antworen ermitteln
$numberOfAnswers=$this->questionList[$i]['numberOfAnswers'];
for ($l=0;$l<count($correctAns);$l++){
$addCorrect = array( 'q_id' => $value, 'a_id' => $correctAns[$l+1]['answer'],'answer' =>$correctAns[$l+1]['answer'],'correct'=>1,'blank'=>$correctAns[$l+1]['blank']);
$numberOfAnswers=$numberOfAnswers+1; // Anzahl der Antworten erhöhen
$this->answerList[$value][$numberOfAnswers]= $addCorrect ; // an richtiger Stelle einfügen
}
$this->answerList=$this->randomizeArray($this->answerList,$value);
$addSlashes= preg_quote($question, '[^]'); // Slash hinzufügen wenn KLammer gefunden wird
$array=explode('\\',$addSlashes); // String teilen
for($k=0;$k<count($array);$k++){
if((strstr($array[$k],'['))){
echo"<select name='selectedAnswers[$value][$k]' > ";
for ($j=1;$j<=$numberOfAnswers;$j++){ // Solange Schleife durchlaufen wie die maximale Anzahl der Antworten ist
$answer=$this->answerList[$value][$j]['answer'];
$answerNumber=$this->answerList[$value][$j]['a_id'];
//echo $this->answerList[$value][$j]['a_id'];
echo"<option value='$answerNumber'>$answer</option>";
}
echo"</select>";
}
else if((strstr($array[$k],']'))){
$array[$k]=str_replace("]",'', $array[$k]); // Klammer entfernen
echo $array[$k];
}
else echo $array[$k];
}
echo '<td class="answer" valign="top" colspan="2">';
$correctAns=$this->question->getCorrectAnswerFillInTheBlanks($question); // korrekte Antworen ermitteln
$numberOfAnswers=$this->questionList[$i]['numberOfAnswers'];
for ($l=0;$l<count($correctAns);$l++){
$addCorrect = array( 'q_id' => $value, 'a_id' => $correctAns[$l+1]['answer'],'answer' =>$correctAns[$l+1]['answer'],'correct'=>1,'blank'=>$correctAns[$l+1]['blank']);
$numberOfAnswers=$numberOfAnswers+1; // Anzahl der Antworten erhöhen
$this->answerList[$value][$numberOfAnswers]= $addCorrect ; // an richtiger Stelle einfügen
}
$this->answerList=$this->randomizeArray($this->answerList,$value);
$addSlashes= preg_quote($question, '[^]'); // Slash hinzufügen wenn KLammer gefunden wird
$array=explode('\\',$addSlashes); // String teilen
for($k=0;$k<count($array);$k++){
if((strstr($array[$k],'['))){
echo"<select name='selectedAnswers[$value][$k]' > ";
for ($j=1;$j<=$numberOfAnswers;$j++){ // Solange Schleife durchlaufen wie die maximale Anzahl der Antworten ist
$answer=$this->answerList[$value][$j]['answer'];
$answerNumber=$this->answerList[$value][$j]['a_id'];
//echo $this->answerList[$value][$j]['a_id'];
echo"<option value='$answerNumber'>$answer</option>";
}
echo"</select>";
}
else if((strstr($array[$k],']'))){
$array[$k]=str_replace("]",'', $array[$k]); // Klammer entfernen
echo $array[$k];
}
else echo $array[$k];
}
echo "</td>";
echo "<td class='symbol'></td>";
echo "</tr>";
echo "<tr class='padding'><td colspan='4' /></tr>";
}
function evaluateQuiz() {
echo"<div>";
echo "<fieldset>";
echo "<legend>".Class_Quiz_03."</legend>\n";
echo "<table class='table_show_quiz'>";
for($i=1;$i<=count($this->questionList);$i++){
$value= $this->questionList[$i]['q_id']; // Value den Wert der q_id geben
$question=str_replace("\n", "<br>", $this->questionList[$i]['question']);
echo "\n<tr>";
echo"<td class='nr' valign='top' >".Global_08." $i : </td>";
echo"<td class='question' colspan='3' >";
if($this->questionList[$i]['qt_id']!=4){
echo" $question </td> ";
echo "</tr>";
}
$this->topicID=$this->questionList[$i]['t_id'];
switch($this->questionList[$i]['qt_id']){
case 1: {$this->evaluateSingleSelection($i,$value);
break;}
case 2: {$this->evaluateMultipleChoice($i,$value);
break;}
case 3: { $this->evaluateSingleSelection($i,$value); // Kann die selbe Maske verwendet werden
echo "<tr class='padding'><td colspan='4' /></tr>";
}
break;}
case 4:{ //$this->getDBAnswers();
$this->evaluateFillInTheBlanks($i,$value,$question);
break;}
function evaluateQuiz() {
echo"<div>";
echo "<fieldset>";
echo "<legend>".Class_Quiz_03."</legend>\n";
echo "<table class='table_show_quiz'>";
for($i=1;$i<=count($this->questionList);$i++){
$value= $this->questionList[$i]['q_id']; // Value den Wert der q_id geben
$question=str_replace("\n", "<br>", $this->questionList[$i]['question']);
echo "\n<tr>";
echo"<td class='nr' valign='top' >".Global_08." $i : </td>";
echo"<td class='question' colspan='3' >";
if($this->questionList[$i]['qt_id']!=4){
echo" $question </td> ";
echo "</tr>";
}
$this->topicID=$this->questionList[$i]['t_id'];
switch($this->questionList[$i]['qt_id']){
case 1: {
$this->evaluateSingleSelection($i,$value);
break;
}
case 2: {
$this->evaluateMultipleChoice($i,$value);
break;
}
case 3: {
$this->evaluateSingleSelection($i,$value); // Kann die selbe Maske verwendet werden
break;
}
case 4:{
//$this->getDBAnswers();
$this->evaluateFillInTheBlanks($i,$value,$question);
break;
}
}
}
@ -295,244 +295,242 @@ class Quiz
$this->getTestResult();
$this->createLearnProgress();
}
function evaluateSingleSelection($i,$value){
for ($j=1;$j<=$this->questionList[$i]['numberOfAnswers'];$j++) { // Solange Schleife durchlaufen wie die maximale Anzahl der Antworten ist
$answer=$this->answerList[$value][$j]['answer'];
$answerNumber=$this->answerList[$value][$j]['a_id'];
if($answer!=null) { // Wenn es eine Antwort gibt soll diese angezeigt werden
echo "\n<tr>";
echo "<td class='nr' valign='top' ></td>";
echo "<td class='choice' valign='top'>";
// Auswahl des Benutzers
if(isset($this->selectedAnswers[$value]) && $this->selectedAnswers[$value]==$this->answerList[$value][$j]['a_id']) {
echo"<input type='radio' value='$answerNumber' name='userChoice[$value]' class='quiz_options' checked='checked' disabled='disabled' />";
} else {
echo"<input type='radio' value='$answerNumber' name='userChoice[$value]'class='quiz_options' disabled='disabled' />";
}
echo "</td>";
//richtige Antworten
echo "<td class='choice' valign='top'>";
if($this->answerList[$value][$j]['correct']==1) {
echo"<input type='radio'class='quiz_options_correct' value='$answerNumber' disabled='disabled' name='correct[$value]' checked='checked' />";
$show_class="answer correct";
} else {
echo"<input type='radio' class='quiz_options_correct' disabled='disabled' value='$answerNumber' name='correct[$value]' />";
$show_class="answer false";
}
echo "</td>";
if ($answer=='true') echo" <td class='$show_class' valign='top'>".Class_Answer_09."</td>";
else if ($answer=='false') echo" <td class='$show_class' valign='top'>".Class_Answer_10."</td>";
else echo"<td class='$show_class' valign='top'>$answer</td>";
echo "<td class ='evaluate'></td>";
echo"</tr>";
}
}
if(isset($this->selectedAnswers[$value]) && isset($this->answerList[$value][$j]['correct']) &&
function evaluateSingleSelection($i,$value){
for ($j=1;$j<=$this->questionList[$i]['numberOfAnswers'];$j++) { // Solange Schleife durchlaufen wie die maximale Anzahl der Antworten ist
$answer=$this->answerList[$value][$j]['answer'];
$answerNumber=$this->answerList[$value][$j]['a_id'];
if($answer!=null) { // Wenn es eine Antwort gibt soll diese angezeigt werden
echo "\n<tr>";
echo "<td class='nr' valign='top' ></td>";
echo "<td class='choice' valign='top'>";
// Auswahl des Benutzers
if(isset($this->selectedAnswers[$value]) && $this->selectedAnswers[$value]==$this->answerList[$value][$j]['a_id']) {
echo"<input type='radio' value='$answerNumber' name='userChoice[$value]' class='quiz_options' checked='checked' disabled='disabled' />";
} else {
echo"<input type='radio' value='$answerNumber' name='userChoice[$value]'class='quiz_options' disabled='disabled' />";
}
echo "</td>";
//richtige Antworten
echo "<td class='choice' valign='top'>";
if($this->answerList[$value][$j]['correct']==1) {
echo"<input type='radio'class='quiz_options_correct' value='$answerNumber' disabled='disabled' name='correct[$value]' checked='checked' />";
$show_class="answer correct";
} else {
echo"<input type='radio' class='quiz_options_correct' disabled='disabled' value='$answerNumber' name='correct[$value]' />";
$show_class="answer false";
}
echo "</td>";
if ($answer=='true') echo" <td class='$show_class' valign='top'>".Class_Answer_09."</td>";
else if ($answer=='false') echo" <td class='$show_class' valign='top'>".Class_Answer_10."</td>";
else echo"<td class='$show_class' valign='top'>$answer</td>";
echo "<td class ='evaluate'></td>";
echo"</tr>";
}
if (isset($this->selectedAnswers[$value]) && isset($this->answerList[$value][$j]['correct']) &&
$this->selectedAnswers[$value]==$this->answerList[$value][$j]['a_id'] && $this->answerList[$value][$j]['correct']==1) {
$correct[]=1;
}
}
$this->showDescription($i);
if(!isset($correct)) $correct[]=0;
$this->checkAnswers($correct,$value);
}
function evaluateMultipleChoice($i,$value) {
for ($j=1;$j<=$this->questionList[$i]['numberOfAnswers'];$j++){ // Solange Schleife durchlaufen wie die maximale Anzahl der Antworten ist
for($k=0;$k<$this->questionList[$i]['numberOfAnswers'];$k++){ // markieren welche Antworten der Benutzer ausgewählt hat
if(isset($this->selectedAnswers [$value][$k]) && $this->selectedAnswers [$value][$k]!=null){ // wenn die Antwort nicht null ist
if($this->selectedAnswers [$value][$k]==$this->answerList[$value][$j]['a_id'])$checked [$j]=1;
else if(!isset($checked[$j]) || !$checked [$j]) $checked [$j]=0;
}
}
}
for ($j=1;$j<=$this->questionList[$i]['numberOfAnswers'];$j++){ // antworten die der Benutzer ausewählt hat ausgeben
echo "\n<tr>";
echo "<td class='nr' valign='top' ></td>";
echo "<td class='choice' valign='top'>";
$answer=$this->answerList[$value][$j]['answer'];
$answerNumber=$this->answerList[$value][$j]['a_id'];
if (!isset($checked[$j])) $checked[$j] = 0;
if($checked[$j]==1) echo"<input type='checkbox' class='quiz_options' disabled='disabled' value='$answerNumber' checked='checked' name='userChoice[$value]' />";
else if ($checked[$j]==0) echo"<input type='checkbox' class='quiz_options' disabled='disabled' value='$answerNumber' name='userChoice[$value]' />";
echo "</td>";
//richtige Antworten ausgeben
echo "<td class='choice' valign='top'>";
if($this->answerList[$value][$j]['correct']==1) {
echo"<input type='checkbox'class='quiz_options_correct' value='$answerNumber' disabled='disabled' name='correct[$value]' checked='checked' />";
$show_class = "answer correct";
} else {
echo"<input type='checkbox' class='quiz_options_correct' disabled='disabled' value='$answerNumber' name='correct[$value]' />";
$show_class = "answer false";
}
echo "</td>";
echo"<td class='$show_class' valign='top'> $answer </td>";
echo "<td class ='evaluate'></td>";
echo"</tr>";
if(($this->answerList[$value][$j]['correct']==1) && ($checked [$j]==1)){ //Prüfung auf Richtigkeit
$correct[$j]=1;
unset($this->answerList[$value][$j]);
} else if(($this->answerList[$value][$j]['correct']==1)&& ($checked [$j]==0))$correct[$j]=0;
else if(($this->answerList[$value][$j]['correct']==0) && ($checked [$j]==1))$correct[$j]=0;
}
$this->showDescription($i);
$this->checkAnswers($correct,$value);
$correct[]=1;
}
}
$this->showDescription($i);
}
if(!isset($correct)) $correct[]=0;
$this->checkAnswers($correct,$value);
}
function evaluateFillInTheBlanks($i,$value,$question){
function evaluateMultipleChoice($i,$value) {
for ($j=1;$j<=$this->questionList[$i]['numberOfAnswers'];$j++){ // Solange Schleife durchlaufen wie die maximale Anzahl der Antworten ist
for($k=0;$k<$this->questionList[$i]['numberOfAnswers'];$k++){ // markieren welche Antworten der Benutzer ausgewählt hat
if(isset($this->selectedAnswers [$value][$k]) && $this->selectedAnswers [$value][$k]!=null){ // wenn die Antwort nicht null ist
if($this->selectedAnswers [$value][$k]==$this->answerList[$value][$j]['a_id'])$checked [$j]=1;
else if(!isset($checked[$j]) || !$checked [$j]) $checked [$j]=0;
}
}
}
for ($j=1;$j<=$this->questionList[$i]['numberOfAnswers'];$j++){ // antworten die der Benutzer ausewählt hat ausgeben
echo "\n<tr>";
echo "<td class='nr' valign='top' ></td>";
echo "<td class='choice' valign='top'>";
$answer=$this->answerList[$value][$j]['answer'];
$answerNumber=$this->answerList[$value][$j]['a_id'];
if (!isset($checked[$j])) $checked[$j] = 0;
if($checked[$j]==1) echo"<input type='checkbox' class='quiz_options' disabled='disabled' value='$answerNumber' checked='checked' name='userChoice[$value]' />";
else if ($checked[$j]==0) echo"<input type='checkbox' class='quiz_options' disabled='disabled' value='$answerNumber' name='userChoice[$value]' />";
echo "</td>";
//richtige Antworten ausgeben
echo "<td class='choice' valign='top'>";
if($this->answerList[$value][$j]['correct']==1) {
echo"<input type='checkbox'class='quiz_options_correct' value='$answerNumber' disabled='disabled' name='correct[$value]' checked='checked' />";
$show_class = "answer correct";
} else {
echo"<input type='checkbox' class='quiz_options_correct' disabled='disabled' value='$answerNumber' name='correct[$value]' />";
$show_class = "answer false";
}
echo "</td>";
echo"<td class='$show_class' valign='top'> $answer </td>";
echo "<td class ='evaluate'></td>";
echo"</tr>";
if(($this->answerList[$value][$j]['correct']==1) && ($checked [$j]==1)){ //Prüfung auf Richtigkeit
$correct[$j]=1;
unset($this->answerList[$value][$j]);
} else if(($this->answerList[$value][$j]['correct']==1)&& ($checked [$j]==0))$correct[$j]=0;
else if(($this->answerList[$value][$j]['correct']==0) && ($checked [$j]==1))$correct[$j]=0;
}
$this->showDescription($i);
$this->checkAnswers($correct,$value);
}
$addSlashes= preg_quote($question, '[^]'); // Slash hinzufügen wenn KLammer gefunden wird
$array=explode('\\',$addSlashes); // String teilen
// Was Benutzer markiert hat
for($k=0;$k<count($array);$k++){
if((strstr($array[$k],'['))){
$array[$k]=str_replace("[",'', $array[$k]); // Klammer entfernen
for ($j=1;$j<=count($this->answerList[$value]);$j++){ // antworten die der Benutzer ausewählt hat ausgeben
$answer=$this->answerList[$value][$j]['answer']; // Amtwort wird zugewiesen
if($this->selectedAnswers[$value][$k]==$this->answerList[$value][$j]['a_id']){
echo " <input name='[$i]' readonly='readonly' size='20' value='$answer' />";
if(isset($this->answerList[$value][$j]['blank']) && $this->answerList[$value][$j]['blank']==$k) $correct[]=1;
else $correct[]=0;
break;
}
}
} else if((strstr($array[$k],']'))){
$array[$k]=str_replace("]",'', $array[$k]); // Klammer entfernen
function evaluateFillInTheBlanks($i,$value,$question){
$addSlashes= preg_quote($question, '[^]'); // Slash hinzufügen wenn KLammer gefunden wird
$array=explode('\\',$addSlashes); // String teilen
// Was Benutzer markiert hat
for($k=0;$k<count($array);$k++){
if((strstr($array[$k],'['))){
$array[$k]=str_replace("[",'', $array[$k]); // Klammer entfernen
for ($j=1;$j<=count($this->answerList[$value]);$j++){ // antworten die der Benutzer ausewählt hat ausgeben
$answer=$this->answerList[$value][$j]['answer']; // Amtwort wird zugewiesen
if($this->selectedAnswers[$value][$k]==$this->answerList[$value][$j]['a_id']){
echo " <input name='[$i]' readonly='readonly' size='20' value='$answer' />";
if(isset($this->answerList[$value][$j]['blank']) && $this->answerList[$value][$j]['blank']==$k) $correct[]=1;
else $correct[]=0;
break;
}
}
} else if((strstr($array[$k],']'))){
$array[$k]=str_replace("]",'', $array[$k]); // Klammer entfernen
echo $array[$k];
} else echo $array[$k];
}
echo "</td>";
echo "</tr>";
echo "\n<tr>";
echo "<td class='nr' valign='top' ></td>";
echo "<td class='question' colspan='3'>";
// Was richtig ist
$addSlashes= preg_quote($question, '[^]'); // Slash hinzufügen wenn KLammer gefunden wird
$array=explode('\\',$addSlashes); // String teilen
//echo" <div id=\"quiz_fill_in_the_blank\" >";
for($k=0;$k<count($array);$k++){
if((strstr($array[$k],'['))){
$array[$k]=str_replace("[",'', $array[$k]); // Klammer entfernen
echo " <input name='[$i]' readonly='readonly' size='20' value='$array[$k]' />";
} else if((strstr($array[$k],']'))) {
$array[$k]=str_replace("]",'', $array[$k]); // Klammer entfernen
echo $array[$k];
} else echo $array[$k];
}
echo "</td>";
echo "</tr>";
echo "\n<tr>";
echo "<td class='nr' valign='top' ></td>";
echo "<td class='question' colspan='3'>";
// Was richtig ist
$addSlashes= preg_quote($question, '[^]'); // Slash hinzufügen wenn KLammer gefunden wird
$array=explode('\\',$addSlashes); // String teilen
//echo" <div id=\"quiz_fill_in_the_blank\" >";
for($k=0;$k<count($array);$k++){
if((strstr($array[$k],'['))){
$array[$k]=str_replace("[",'', $array[$k]); // Klammer entfernen
echo " <input name='[$i]' readonly='readonly' size='20' value='$array[$k]' />";
} else if((strstr($array[$k],']'))) {
$array[$k]=str_replace("]",'', $array[$k]); // Klammer entfernen
echo $array[$k];
} else echo $array[$k];
}
echo "</td>";
echo "</tr>";
} else echo $array[$k];
}
echo "</td>";
echo "</tr>";
$this->showDescription($i);
$this->checkAnswers($correct,$value);
}
$this->showDescription($i);
$this->checkAnswers($correct,$value);
}
function checkAnswers($correct,$value) {
$check = in_array(0, $correct); // Prüfen ob im Array der Wert 0 ist, denn dann wurde mindestens eine Antwort falsch beantwortet
echo "\n<tr>";
if(!$check)echo"<td class='symbol' colspan='7'><img src='images/correct.png' alt='' /></td>";
else {
$this->wrongQuestions[]=$value;
echo"<td class='symbol' colspan='7'><img src='images/wrong.png' alt='' /></td>";
}
echo "</tr>";
}
function checkAnswers($correct,$value) {
$check = in_array(0, $correct); // Prüfen ob im Array der Wert 0 ist, denn dann wurde mindestens eine Antwort falsch beantwortet
echo "\n<tr>";
if(!$check)echo"<td class='symbol' colspan='7'><img src='images/correct.png' alt='' /></td>";
else {
$this->wrongQuestions[]=$value;
echo"<td class='symbol' colspan='7'><img src='images/wrong.png' alt='' /></td>";
}
echo "</tr>";
}
function updateStatistic() {
for($i=1;$i<=$this->questionLimit;$i++) {
$sql="SELECT count FROM statistics WHERE q_id=".intval($this->questionList[$i]['q_id'])."";
$query = mysql_query($sql);
while($count=mysql_fetch_array($query ,MYSQL_BOTH )){
$count=$count['count'];
$count=$count+1;
$sql_update="UPDATE statistics SET count=".intval($count)." WHERE q_id=".intval($this->questionList[$i]['q_id'])."";
$query_update = mysql_query($sql_update);
}
}
}
function updateStatistic() {
for($i=1;$i<=$this->questionLimit;$i++) {
$sql="SELECT count FROM statistics WHERE q_id=".intval($this->questionList[$i]['q_id'])."";
$query = mysql_query($sql);
while($count=mysql_fetch_array($query ,MYSQL_BOTH )){
$count=$count['count'];
$count=$count+1;
$sql_update="UPDATE statistics SET count=".intval($count)." WHERE q_id=".intval($this->questionList[$i]['q_id'])."";
$query_update = mysql_query($sql_update);
}
}
}
function createLearnProgress() { // Lernprogress erstellen
$timestamp = time();
$date= date("Y-m-d H:i:s" ,$timestamp); // aktuelles Datum und Uhrzeit berechnen
$correctAnswers=$this->questionLimit-count($this->wrongQuestions);
$wrongAnswers=count($this->wrongQuestions);
$passed=$this->testPassed;
$sql="INSERT INTO learnprogress (user_id,root,date,t_id,number,correct,wrong,percentage,passed)
VALUES ('".mysql_real_escape_string($_SESSION['profile']['id'])."',
'".mysql_real_escape_string($_SESSION['profile']['root'])."',
'$date',
".intval($this->topicID).",
".intval($this->questionLimit).",
".intval($correctAnswers).",
".intval($wrongAnswers).",
".mysql_real_escape_string($this->percentTest).",
".intval($passed).")";
$query = mysql_query($sql);
$this->lp_id = mysql_insert_id();
$this->insertAnswersIncorrect();
}
function insertAnswersIncorrect(){
foreach($this->wrongQuestions as $value){
$sql="INSERT INTO answers_incorrect (lp_id,q_id) VALUES ( ".intval($this->lp_id).",".intval($value).")";
$query = mysql_query($sql);
}
}
function getTestResult(){
$wrong=count($this->wrongQuestions);
$correct=$this->questionLimit-$wrong;
if($wrong==0)$percentTest=100;
else if(($wrong>=$this->questionLimit) || ($this->questionLimit < 1))$percentTest=0;
else $percentTest=($correct/$this->questionLimit)*100;
$percentTest=round($percentTest, 2);
$this->percentTest=$percentTest;
$this->testPassed=0;
if($this->rawToPass > 0 && $this->rawToPass <= $percentTest)$value="".Class_Quiz_08."";
else $value="".Class_Quiz_09."";
echo'<p class="centered"> '.Global_05." : <br />";
global $questionlimit;
$questionlimit =$this->questionLimit;
echo" ".Class_Quiz_04." $correct / $this->questionLimit <br />";
echo" ".Class_Quiz_05." <b>$this->rawToPass %</b> ";
echo "<br /> ".Class_Quiz_06." <b>".$this->percentTest." % </b> ".Class_Quiz_07." <b>$value</b> <br /></p>";
//createLearnProgress();
if($this->rawToPass > 0 && $this->rawToPass <= $percentTest) {
$this->testPassed=1;
// Test has been passed, maybe a paper/PDF-certificate can be requested
if ($_SERVER['SSL_CLIENT_S_DN_CN']=="CAcert WoT User") {
// Sorry, we cannot issue certificates for anonymous users
echo '<br /><p class="centered">'.Class_Quiz_10_AnonymousCert."</p>";
} else {
echo "<form class='info' action='index.php?site=start_test&amp;action=requestCert' method='post'>";
echo "<input type='hidden' name='t_id' value='$this->topicID' />";
echo "<input name='submit' class='Button_middle' type='submit' value='".Class_Quiz_11_RequestCert."' />";
echo "</form>";
}
}
}
function showDescription($i){
if(isset($_SESSION['values']['questionList'][$i]['description_text'])){
// Ausgabe der Beschreibung
echo "\n<tr>";
echo "<td class='nr'></td>";
echo"<td class='answer description' colspan='4'>".$_SESSION['values']['questionList'][$i]['description_text']."</td>";
echo "<td class ='evaluate'></td>";
echo "</tr>";
}
}
$timestamp = time();
$date= date("Y-m-d H:i:s" ,$timestamp); // aktuelles Datum und Uhrzeit berechnen
$correctAnswers=$this->questionLimit-count($this->wrongQuestions);
$wrongAnswers=count($this->wrongQuestions);
$passed=$this->testPassed;
$sql="INSERT INTO learnprogress (user_id,root,date,t_id,number,correct,wrong,percentage,passed)
VALUES ('".mysql_real_escape_string($_SESSION['profile']['id'])."',
'".mysql_real_escape_string($_SESSION['profile']['root'])."',
'$date',
".intval($this->topicID).",
".intval($this->questionLimit).",
".intval($correctAnswers).",
".intval($wrongAnswers).",
".mysql_real_escape_string($this->percentTest).",
".intval($passed).")";
$query = mysql_query($sql);
$this->lp_id = mysql_insert_id();
$this->insertAnswersIncorrect();
}
function insertAnswersIncorrect(){
foreach($this->wrongQuestions as $value){
$sql="INSERT INTO answers_incorrect (lp_id,q_id) VALUES ( ".intval($this->lp_id).",".intval($value).")";
$query = mysql_query($sql);
}
}
function getTestResult(){
$wrong=count($this->wrongQuestions);
$correct=$this->questionLimit-$wrong;
if($wrong==0)$percentTest=100;
else if(($wrong>=$this->questionLimit) || ($this->questionLimit < 1))$percentTest=0;
else $percentTest=($correct/$this->questionLimit)*100;
$percentTest=round($percentTest, 2);
$this->percentTest=$percentTest;
$this->testPassed=0;
if($this->rawToPass > 0 && $this->rawToPass <= $percentTest)$value="".Class_Quiz_08."";
else $value="".Class_Quiz_09."";
echo'<p class="centered"> '.Global_05." : <br />";
global $questionlimit;
$questionlimit =$this->questionLimit;
echo" ".Class_Quiz_04." $correct / $this->questionLimit <br />";
echo" ".Class_Quiz_05." <b>$this->rawToPass %</b> ";
echo "<br /> ".Class_Quiz_06." <b>".$this->percentTest." % </b> ".Class_Quiz_07." <b>$value</b> <br /></p>";
//createLearnProgress();
if($this->rawToPass > 0 && $this->rawToPass <= $percentTest) {
$this->testPassed=1;
// Test has been passed, maybe a paper/PDF-certificate can be requested
if ($_SERVER['SSL_CLIENT_S_DN_CN']=="CAcert WoT User") {
// Sorry, we cannot issue certificates for anonymous users
echo '<br /><p class="centered">'.Class_Quiz_10_AnonymousCert."</p>";
} else {
echo "<form class='info' action='index.php?site=start_test&amp;action=requestCert' method='post'>";
echo "<input type='hidden' name='t_id' value='$this->topicID' />";
echo "<input name='submit' class='Button_middle' type='submit' value='".Class_Quiz_11_RequestCert."' />";
echo "</form>";
}
}
}
function showDescription($i){
if(isset($_SESSION['values']['questionList'][$i]['description_text'])){
// Ausgabe der Beschreibung
echo "\n<tr>";
echo "<td class='nr'></td>";
echo"<td class='answer description' colspan='4'>".$_SESSION['values']['questionList'][$i]['description_text']."</td>";
echo "<td class ='evaluate'></td>";
echo "</tr>";
}
}
}
?>

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