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Backport from 1.7. Was completely broken (class constructed wrongly),…
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… so nothing much to lose!
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thepurpleblob committed Apr 16, 2007
1 parent 902590a commit fc144c4
Showing 1 changed file with 134 additions and 74 deletions.
208 changes: 134 additions & 74 deletions question/format/blackboard/format.php
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Expand Up @@ -10,6 +10,7 @@
// Based on default.php, included by ../import.php

require_once ("$CFG->libdir/xmlize.php");
// require_once ("$CFG->libdir/tcpdf/html_entity_decode_php4.php");

class qformat_blackboard extends qformat_default {

Expand Down Expand Up @@ -62,15 +63,14 @@ function readquestions ($lines) {

$questions = array();

process_tf($xml, $questions);
process_mc($xml, $questions);
process_ma($xml, $questions);
process_fib($xml, $questions);
process_matching($xml, $questions);
$this->process_tf($xml, $questions);
$this->process_mc($xml, $questions);
$this->process_ma($xml, $questions);
$this->process_fib($xml, $questions);
$this->process_matching($xml, $questions);

return $questions;
}
}

//----------------------------------------
// Process True / False Questions
Expand All @@ -89,15 +89,22 @@ function process_tf($xml, &$questions) {
$question = $this->defaultquestion();

$question->qtype = TRUEFALSE;
$question->single = 1; // Only one answer is allowed
$question->single = 1; // Only one answer is allowed

$thisquestion = $tfquestions[$i];

// determine if the question is already escaped html
$ishtml = $thisquestion["#"]["BODY"][0]["#"]["FLAGS"][0]["#"]["ISHTML"][0]["@"]["value"];

$thisquestion = $tfquestions[$i];
// put questiontext in question object
$question->questiontext = addslashes(trim($thisquestion["#"]["BODY"][0]["#"]["TEXT"][0]["#"]));
if ($ishtml) {
$question->questiontext = html_entity_decode_php4(trim($thisquestion["#"]["BODY"][0]["#"]["TEXT"][0]["#"]));
}
$question->questiontext = addslashes($question->questiontext);
// put name in question object
$question->name = $question->questiontext;
$question->name = substr($question->questiontext, 0, 254);

$choices = $thisquestion["#"]["ANSWER"];
$choices = $thisquestion["#"]["ANSWER"];

$correct_answer = $thisquestion["#"]["GRADABLE"][0]["#"]["CORRECTANSWER"][0]["@"]["answer_id"];

Expand All @@ -106,13 +113,14 @@ function process_tf($xml, &$questions) {

if (strcmp($id, $correct_answer) == 0) { // true is correct
$question->answer = 1;
$question->feedbacktrue = addslashes(trim($thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_CORRECT"][0]["#"]));
$question->feedbackfalse = addslashes(trim($thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_INCORRECT"][0]["#"]));
$question->feedbacktrue = addslashes(trim(@$thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_CORRECT"][0]["#"]));
$question->feedbackfalse = addslashes(trim(@$thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_INCORRECT"][0]["#"]));
} else { // false is correct
$question->answer = 0;
$question->feedbacktrue = addslashes(trim($thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_INCORRECT"][0]["#"]));
$question->feedbackfalse = addslashes(trim($thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_CORRECT"][0]["#"]));
$question->feedbacktrue = addslashes(trim(@$thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_INCORRECT"][0]["#"]));
$question->feedbackfalse = addslashes(trim(@$thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_CORRECT"][0]["#"]));
}
$question->correctanswer = $question->answer;
$questions[] = $question;
}
}
Expand All @@ -134,30 +142,47 @@ function process_mc($xml, &$questions) {
$question = $this->defaultquestion();

$question->qtype = MULTICHOICE;
$question->single = 1; // Only one answer is allowed
$question->single = 1; // Only one answer is allowed

$thisquestion = $mcquestions[$i];

// determine if the question is already escaped html
$ishtml = $thisquestion["#"]["BODY"][0]["#"]["FLAGS"][0]["#"]["ISHTML"][0]["@"]["value"];

$thisquestion = $mcquestions[$i];
// put questiontext in question object
$question->questiontext = addslashes(trim($thisquestion["#"]["BODY"][0]["#"]["TEXT"][0]["#"]));
// put name of question in question object
$question->name = $question->questiontext;
if ($ishtml) {
$question->questiontext = html_entity_decode(trim($thisquestion["#"]["BODY"][0]["#"]["TEXT"][0]["#"]));
}
$question->questiontext = addslashes($question->questiontext);

$choices = $thisquestion["#"]["ANSWER"];
for ($j = 0; $j < sizeof ($choices); $j++) {
// put name of question in question object, careful of length
$question->name = substr($question->questiontext, 0, 254);

$choice = trim($choices[$j]["#"]["TEXT"][0]["#"]);
$choices = $thisquestion["#"]["ANSWER"];
for ($j = 0; $j < sizeof ($choices); $j++) {

$choice = trim($choices[$j]["#"]["TEXT"][0]["#"]);
// put this choice in the question object.
$question->answer[$j] = addslashes($choice);
if ($ishtml) {
$question->answer[$j] = html_entity_decode($choice);
}
$question->answer[$j] = addslashes($question->answer[$j]);

$id = $choices[$j]["@"]["id"];
$correct_answer_id = $thisquestion["#"]["GRADABLE"][0]["#"]["CORRECTANSWER"][0]["@"]["answer_id"];
$id = $choices[$j]["@"]["id"];
$correct_answer_id = $thisquestion["#"]["GRADABLE"][0]["#"]["CORRECTANSWER"][0]["@"]["answer_id"];
// if choice is the answer, give 100%, otherwise give 0%
if (strcmp ($id, $correct_answer_id) == 0) {
$question->fraction[$j] = 1;
$question->feedback[$j] = addslashes(trim($thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_CORRECT"][0]["#"]));
if (strcmp ($id, $correct_answer_id) == 0) {
$question->fraction[$j] = 1;
if ($ishtml) {
$question->feedback[$j] = html_entity_decode(trim(@$thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_CORRECT"][0]["#"]));
}
$question->feedback[$j] = addslashes($question->feedback[$j]);
} else {
$question->fraction[$j] = 0;
$question->feedback[$j] = addslashes(trim($thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_INCORRECT"][0]["#"]));
$question->fraction[$j] = 0;
if ($ishtml) {
$question->feedback[$j] = html_entity_decode(trim(@$thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_INCORRECT"][0]["#"]));
}
$question->feedback[$j] = addslashes($question->feedback[$j]);
}
}
$questions[] = $question;
Expand All @@ -182,21 +207,28 @@ function process_ma($xml, &$questions) {

$question->qtype = MULTICHOICE;
$question->defaultgrade = 1;
$question->single = 0; // More than one answers allowed
$question->image = ""; // No images with this format
$question->single = 0; // More than one answers allowed
$question->image = ""; // No images with this format

$thisquestion = $maquestions[$i];

// determine if the question is already escaped html
$ishtml = $thisquestion["#"]["BODY"][0]["#"]["FLAGS"][0]["#"]["ISHTML"][0]["@"]["value"];

$thisquestion = $maquestions[$i];
// put questiontext in question object
$question->questiontext = addslashes(trim($thisquestion["#"]["BODY"][0]["#"]["TEXT"][0]["#"]));
if ($ishtml) {
$question->questiontext = html_entity_decode(trim($thisquestion["#"]["BODY"][0]["#"]["TEXT"][0]["#"]));
}
$question->questiontext = addslashes($question->questiontext);
// put name of question in question object
$question->name = $question->questiontext;
$question->name = substr($question->questiontext, 0, 254);

$choices = $thisquestion["#"]["ANSWER"];
$choices = $thisquestion["#"]["ANSWER"];
$correctanswers = $thisquestion["#"]["GRADABLE"][0]["#"]["CORRECTANSWER"];

for ($j = 0; $j < sizeof ($choices); $j++) {
for ($j = 0; $j < sizeof ($choices); $j++) {

$choice = trim($choices[$j]["#"]["TEXT"][0]["#"]);
$choice = trim($choices[$j]["#"]["TEXT"][0]["#"]);
// put this choice in the question object.
$question->answer[$j] = addslashes($choice);

Expand Down Expand Up @@ -235,29 +267,48 @@ function process_fib($xml, &$questions) {
else {
return;
}


for ($i = 0; $i < sizeof ($fibquestions); $i++) {

$question = $this->defaultquestion();

$question->qtype = SHORTANSWER;
$question->usecase = 0; // Ignore case
$question->usecase = 0; // Ignore case

$thisquestion = $fibquestions[$i];

// determine if the question is already escaped html
$ishtml = $thisquestion["#"]["BODY"][0]["#"]["FLAGS"][0]["#"]["ISHTML"][0]["@"]["value"];

$thisquestion = $fibquestions[$i];
// put questiontext in question object
$question->questiontext = addslashes(trim($thisquestion["#"]["BODY"][0]["#"]["TEXT"][0]["#"]));
if ($ishtml) {
$question->questiontext = html_entity_decode(trim($thisquestion["#"]["BODY"][0]["#"]["TEXT"][0]["#"]));
}
$question->questiontext = addslashes($question->questiontext);
// put name of question in question object
$question->name = $question->questiontext;
$question->name = substr($question->questiontext, 0, 254);

$answer = trim($thisquestion["#"]["ANSWER"][0]["#"]["TEXT"][0]["#"]);
$answer = trim($thisquestion["#"]["ANSWER"][0]["#"]["TEXT"][0]["#"]);

$question->answer[] = addslashes($answer);
$question->fraction[] = 1;
$question->feedback[0] = addslashes(trim($thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_CORRECT"][0]["#"]));
$question->feedback[1] = addslashes(trim($thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_INCORRECT"][0]["#"]));
$question->feedback = array();

if (is_array( $thisquestion['#']['GRADABLE'][0]['#'] )) {
$question->feedback[0] = addslashes(trim($thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_CORRECT"][0]["#"]));
}
else {
$question->feedback[0] = '';
}
if (is_array( $thisquestion["#"]["GRADABLE"][0]["#"] )) {
$question->feedback[1] = addslashes(trim($thisquestion["#"]["GRADABLE"][0]["#"]["FEEDBACK_WHEN_INCORRECT"][0]["#"]));
}
else {
$question->feedback[1] = '';
}

$questions[] = $question;
}
}
}

//----------------------------------------
Expand All @@ -278,54 +329,63 @@ function process_matching($xml, &$questions) {

$question->qtype = MATCH;

$thisquestion = $matchquestions[$i];
$thisquestion = $matchquestions[$i];

// determine if the question is already escaped html
$ishtml = $thisquestion["#"]["BODY"][0]["#"]["FLAGS"][0]["#"]["ISHTML"][0]["@"]["value"];

// put questiontext in question object
$question->questiontext = addslashes(trim($thisquestion["#"]["BODY"][0]["#"]["TEXT"][0]["#"]));
if ($ishtml) {
$question->questiontext = html_entity_decode(trim($thisquestion["#"]["BODY"][0]["#"]["TEXT"][0]["#"]));
}
$question->questiontext = addslashes($question->questiontext);
// put name of question in question object
$question->name = $question->questiontext;
$question->name = substr($question->questiontext, 0, 254);

$choices = $thisquestion["#"]["CHOICE"];
for ($j = 0; $j < sizeof ($choices); $j++) {
$choices = $thisquestion["#"]["CHOICE"];
for ($j = 0; $j < sizeof ($choices); $j++) {

$subquestion = NULL;

$choice = $choices[$j]["#"]["TEXT"][0]["#"];
$choice_id = $choices[$j]["@"]["id"];
$choice = $choices[$j]["#"]["TEXT"][0]["#"];
$choice_id = $choices[$j]["@"]["id"];

$question->subanswers[] = addslashes(trim($choice));

$correctanswers = $thisquestion["#"]["GRADABLE"][0]["#"]["CORRECTANSWER"];
for ($k = 0; $k < sizeof ($correctanswers); $k++) {
$correctanswers = $thisquestion["#"]["GRADABLE"][0]["#"]["CORRECTANSWER"];
for ($k = 0; $k < sizeof ($correctanswers); $k++) {

if (strcmp($choice_id, $correctanswers[$k]["@"]["choice_id"]) == 0) {
if (strcmp($choice_id, $correctanswers[$k]["@"]["choice_id"]) == 0) {

$answer_id = $correctanswers[$k]["@"]["answer_id"];
$answer_id = $correctanswers[$k]["@"]["answer_id"];

$answers = $thisquestion["#"]["ANSWER"];
for ($m = 0; $m < sizeof ($answers); $m++) {
$answers = $thisquestion["#"]["ANSWER"];
for ($m = 0; $m < sizeof ($answers); $m++) {

$answer = $answers[$m];
$current_ans_id = $answer["@"]["id"];
if (strcmp ($current_ans_id, $answer_id) == 0) {
$answer = $answers[$m];
$current_ans_id = $answer["@"]["id"];
if (strcmp ($current_ans_id, $answer_id) == 0) {

$answer = $answer["#"]["TEXT"][0]["#"];
$answer = $answer["#"]["TEXT"][0]["#"];
$question->subquestions[] = addslashes(trim($answer));
break;
break;

}
}

}
}

break;
break;

}
}

}
}

}
}

$questions[] = $question;
$questions[] = $question;

}
}
}

}
?>

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