function __construct($xml)
{
$this->params['KEYWORD'] = array();
$this->params['VARIABLE'] = array();
$this->raw_xml = $xml;
$this->title = (string) $xml->attributes()->title;
$this->load_id = (string) $xml->attributes()->ident;
$this->material = new ST_QTI12_Material();
// load item meta data
if ($xml->itemmetadata) {
foreach ($xml->itemmetadata as $th) {
foreach ($th as $rg) {
foreach ($rg as $ef) {
if ($ef->fieldlabel == "wct_questiontype") {
$this->wct_questiontype = (string) $ef->fieldentry;
}
}
}
}
if ($xml->itemmetadata->qmd_itemtype) {
$this->qmd_itemtype = (string) $xml->itemmetadata->qmd_itemtype;
}
if ($xml->itemmetadata->qmd_status) {
$this->qmd_status = (string) $xml->itemmetadata->qmd_status;
}
if ($xml->itemmetadata->qmd_toolvendor) {
$this->qmd_toolvendor = (string) $xml->itemmetadata->qmd_toolvendor;
}
$t = 0;
}
$this->LoadComments($xml);
if ($this->wct_questiontype == "WCT_JumbledSentence") {
$ttt = $xml->presentation->flow->response_lid->render_extension->ims_render_object;
$itemid = 1;
foreach ($xml->presentation->flow->response_lid->render_extension->ims_render_object->children() as $child1) {
$name = $child1->getName();
if ($name == "material") {
$mat = new ST_QTI12_Material();
$mat->notrim = 1;
$mat->add($child1);
$question[] = $mat->GetText(1);
$trtrtr = 1;
unset($mat);
}
if ($name == "response_label") {
$mat = new ST_QTI12_Material();
$mat->notrim = 1;
$mat->add($child1->material);
$string = sprintf("%%BLANK_%d%%", $itemid);
$question[] = $string;
$optionslk[$itemid] = $mat->GetText(1);
$ident1 = (string) $child1->attributes()->ident;
$optionslk1[$itemid] = $ident1;
$optionslk2[$ident1] = $mat->GetText(1);
$trtrtr = 1;
unset($mat);
$itemid++;
}
}
if ($xml->resprocessing->respcondition->conditionvar->and) {
foreach ($xml->resprocessing->respcondition->conditionvar->and->children() as $child2) {
$ident2 = (string) $child2->attributes()->index;
$nm = (string) $child2;
$optionslk3[$ident2] = $nm;
$optionslk4[$nm] = $ident2;
}
}
if (isset($optionslk3)) {
foreach ($optionslk1 as $par3 => $child3) {
$string = sprintf("%%BLANK_%d%%", $par3);
$lk2 = $optionslk3[$par3];
$options[$string][] = $optionslk2[$lk2];
foreach ($optionslk2 as $par4 => $child4) {
if ($par4 != $lk2) {
$options[$string][] = $optionslk2[$par4];
}
}
}
}
$this->optionslk1 = $optionslk1;
$this->optionslk2 = $optionslk2;
@($this->optionslk3 = $optionslk3);
@($this->optionslk4 = $optionslk4);
@($this->options2 = $options);
$this->question2 = $question;
$debpoint = 1;
$this->LoadPresentation($xml->presentation->flow);
} else {
$this->LoadPresentation($xml->presentation);
}
if ($xml->resprocessing->respcondition) {
foreach ($xml->resprocessing as $respch) {
foreach ($respch->respcondition as $respcondition) {
$this->respconditions[] = new ST_QTI12_RespCondition($respcondition);
}
}
}
// load all the feedback options
foreach ($xml->itemfeedback as $itemfeedback) {
$fb = new ST_QTI12_Itemfeedback($itemfeedback);
$this->itemfeedback[$fb->id] = $fb;
}
// QMP FIX:
// need to validate all id in ST_QTI12_CondVar against the correct ST_QTI12_Response object,
// if the id isnt found attempt to look it up from the value
foreach ($this->respconditions as &$respcondition) {
foreach ($respcondition->conditions as $condition) {
$value = $condition->value;
$respid = $condition->respident;
if (!array_key_exists($respid, $this->responses)) {
continue;
}
$response = $this->responses[$respid];
if (!array_key_exists($value, $response->labels)) {
foreach ($response->labels as $label) {
if (strtolower($label->material->GetText()) == strtolower($value)) {
$condition->value = $label->id;
}
}
}
}
}
}
function BlankDropdowns(&$dest, &$source)
{
global $string;
echo "{$string['loadingblankdrop']}<br>";
$qtext = array();
$optionid = 1;
foreach ($source->presentation->children() as $child) {
$name = $child->getName();
if ($name == 'material') {
if ($child->attributes()->label != "") {
continue;
}
$material = new ST_QTI12_Material();
$material->add($child);
$qtext[] = $material->GetHTML();
}
if ($name == 'response_lid') {
$response = new ST_QTI12_Response('lid', $child);
$blankid = "%" . sprintf("BLANK_%d", $optionid) . "%";
$blankoptions = array();
// get all conditions that are related to this response
$conds = $this->GetRespConditions($source, 1, $response->id);
foreach ($response->labels as $id => $label) {
$blank = new STQ_Blank_Option();
$blank->display = $label->material->GetText();
$blank->id = $id;
$blankoptions[] = $blank;
//echo "Checking for blank " . $id . " - ";
// need to work out if this label is correct or not
foreach ($conds as $cond) {
foreach ($cond->conditions as $condvar) {
if ($condvar->value != $blank->id) {
continue;
}
if ($condvar->respident != $response->id) {
continue;
}
if ($condvar->not) {
continue;
}
$blank->correct = 1;
}
}
}
$dest->options[$blankid] = $blankoptions;
$qtext[] = $blankid;
$optionid++;
}
$dest->question = $qtext;
}
$dest->displaymode = "dropdown";
}
