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prevent backslashes being inserted before #-sign in HTML entities by converting html-entities to UTF-8 when importing from Hot Potatoes quizzes into Moodle 's standard Quiz module

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This commit is contained in:
gbateson
2007-01-07 12:37:37 +00:00
parent c966aa2c71
commit 0cf15fb3e6
1 changed files with 19 additions and 14 deletions
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question/format/hotpot/format.php
+19 -14
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@@ -133,7 +133,7 @@ class qformat_hotpot extends qformat_default {
$q = 0;
while ($text = $xml->xml_value($tags, $exercise."[$q]")) {
// add next bit of text
$question->questiontext .= addslashes($text);
$question->questiontext .= $this->hotpot_prepare_str($text);
// check for a gap
$question_record = $exercise."['question-record'][$q]['#']";
@@ -165,9 +165,9 @@ class qformat_hotpot extends qformat_default {
// add answers
$a = 0;
while (($answer=$question_record."['answer'][$a]['#']") && $xml->xml_value($tags, $answer)) {
$text = addslashes($xml->xml_value($tags, $answer."['text'][0]['#']"));
$text = $this->hotpot_prepare_str($xml->xml_value($tags, $answer."['text'][0]['#']"));
$correct = $xml->xml_value($tags, $answer."['correct'][0]['#']");
$feedback = addslashes($xml->xml_value($tags, $answer."['feedback'][0]['#']"));
$feedback = $this->hotpot_prepare_str($xml->xml_value($tags, $answer."['feedback'][0]['#']"));
if ($text) {
// set score (0=0%, 1=100%)
$fraction = empty($correct) ? 0 : 1;
@@ -226,8 +226,8 @@ class qformat_hotpot extends qformat_default {
$question->qtype = SHORTANSWER;
$question->name = $this->hotpot_get_title($xml, $x, true);
$question->questiontext = addslashes($text);
$question->answer = array(addslashes($answer));
$question->questiontext = $this->hotpot_prepare_str($text);
$question->answer = array($this->hotpot_prepare_str($answer));
$question->fraction = array(1);
$question->feedback = array('');
@@ -270,8 +270,8 @@ class qformat_hotpot extends qformat_default {
$right = $xml->xml_value($tags, $pair."['right-item'][0]['#']['text'][0]['#']");
if ($left && $right) {
$match_count++;
$question->subquestions[$p] = addslashes($left);
$question->subanswers[$p] = addslashes($right);
$question->subquestions[$p] = $this->hotpot_prepare_str($left);
$question->subanswers[$p] = $this->hotpot_prepare_str($right);
}
$p++;
}
@@ -310,7 +310,7 @@ class qformat_hotpot extends qformat_default {
$i = 0;
$segments = array();
while ($segment = $xml->xml_value($tags, $exercise."['main-order'][0]['#']['segment'][$i]['#']")) {
$segments[] = addslashes($segment);
$segments[] = $this->hotpot_prepare_str($segment);
$segment_count++;
$i++;
}
@@ -328,7 +328,7 @@ class qformat_hotpot extends qformat_default {
$question->answer[$a] = $answer;
$question->fraction[$a] = 1;
$question->feedback[$a] = '';
$answer = addslashes($xml->xml_value($tags, $exercise."['alternate'][$a]['#']"));
$answer = $this->hotpot_prepare_str($xml->xml_value($tags, $exercise."['alternate'][$a]['#']"));
$a++;
}
$question->defaultgrade = $segment_count * $defaultgrade;
@@ -361,7 +361,7 @@ class qformat_hotpot extends qformat_default {
$question->name = $this->hotpot_get_title($xml, $q, true);
$text = $xml->xml_value($tags, $question_record."['question'][0]['#']");
$question->questiontext = addslashes($text);
$question->questiontext = $this->hotpot_prepare_str($text);
if ($xml->xml_value($tags, $question_record."['answers']")) {
// HP6 JQuiz
@@ -434,8 +434,8 @@ class qformat_hotpot extends qformat_default {
}
}
$question->fraction[] = $fraction;
$question->feedback[] = addslashes($xml->xml_value($tags, $answer."['feedback'][0]['#']"));
$question->answer[] = addslashes($xml->xml_value($tags, $answer."['text'][0]['#']"));
$question->feedback[] = $this->hotpot_prepare_str($xml->xml_value($tags, $answer."['feedback'][0]['#']"));
$question->answer[] = $this->hotpot_prepare_str($xml->xml_value($tags, $answer."['text'][0]['#']"));
$a++;
}
$questions[] = $question;
@@ -458,14 +458,14 @@ class qformat_hotpot extends qformat_default {
if ($x || $flag) {
$title .= ' ('.($x+1).')';
}
return addslashes($title);
return $this->hotpot_prepare_str($title);
}
function hotpot_get_instructions(&$xml) {
$text = $xml->xml_value('hotpot-config-file,instructions');
if (empty($text)) {
$text = "Hot Potatoes $xml->quiztype";
}
return addslashes($text);
return $this->hotpot_prepare_str($text);
}
function hotpot_get_reading(&$xml) {
$str = '';
@@ -478,6 +478,11 @@ class qformat_hotpot extends qformat_default {
$str .= "<P>$text</P>";
}
}
return $this->hotpot_prepare_str($str);
}
function hotpot_prepare_str($str) {
// convert html entities to unicode and add slashes
$str = preg_replace('/&#[x0-9A-F]+;/ie', "html_entity_decode('\\0',ENT_NOQUOTES,'UTF-8')", $str);
return addslashes($str);
}
} // end class