/**
* Parse the array of strings into an array of questions.
* Each string is the content of a .dat questions file.
* This *could* burn memory - but it won't happen that much
* so fingers crossed!
* @param array of strings from the input file.
* @param stdClass $context
* @return array (of objects) question objects.
*/
public function readquestions($lines) {
// Set up array to hold all our questions.
$questions = array();
if ($this->filetype == self::FILETYPE_QTI) {
$importer = new qformat_blackboard_six_qti();
} else if ($this->filetype == self::FILETYPE_POOL) {
$importer = new qformat_blackboard_six_pool();
} else {
// In all other cases we are not able to import the file.
return false;
}
$importer->set_filebase($this->filebase);
// Each element of $lines is a string containing a complete xml document.
foreach ($lines as $text) {
$questions = array_merge($questions, $importer->readquestions($text));
}
return $questions;
}
/**
* Parse the array of objects into an array of questions.
* Each object is the content of a .dat questions file.
* This *could* burn memory - but it won't happen that much
* so fingers crossed!
* @param array $lines array of qformat_blackboard_six_file objects for each input file.
* @return array (of objects) question objects.
*/
public function readquestions($lines) {
// Set up array to hold all our questions.
$questions = array();
// Each element of $lines is a qformat_blackboard_six_file object.
foreach ($lines as $fileobj) {
if ($fileobj->filetype == self::FILETYPE_QTI) {
$importer = new qformat_blackboard_six_qti();
} else if ($fileobj->filetype == self::FILETYPE_POOL) {
$importer = new qformat_blackboard_six_pool();
} else {
// In all other cases we are not able to import the file.
debugging('fileobj type not recognised', DEBUG_DEVELOPER);
continue;
}
$importer->set_filebase($fileobj->filebase);
$questions = array_merge($questions, $importer->readquestions($fileobj->text));
}
return $questions;
}
/**
* Parse the array of objects into an array of questions.
* Each object is the content of a .dat questions file.
* This *could* burn memory - but it won't happen that much
* so fingers crossed!
* @param array $lines array of qformat_blackboard_six_file objects for each input file.
* @return array (of objects) question objects.
*/
public function readquestions($lines)
{
// Set up array to hold all our questions.
$questions = array();
// Each element of $lines is a qformat_blackboard_six_file object.
foreach ($lines as $fileobj) {
if ($fileobj->filetype == self::FILETYPE_QTI) {
$importer = new qformat_blackboard_six_qti();
} else {
if ($fileobj->filetype == self::FILETYPE_POOL) {
$importer = new qformat_blackboard_six_pool();
} else {
// In all other cases we are not able to import the file.
debugging('fileobj type not recognised', DEBUG_DEVELOPER);
continue;
}
}
$importer->set_filebase($fileobj->filebase);
$questions = array_merge($questions, $importer->readquestions($fileobj->text));
}
// Give any unnamed categories generated names.
$unnamedcount = 0;
foreach ($questions as $question) {
if ($question->qtype == 'category' && $question->category == '') {
$question->category = get_string('importedcategory', 'qformat_blackboard_six', ++$unnamedcount);
}
}
return $questions;
}
