/**
* Loads the question type specific options for the question.
*
* @return boolean to indicate success or failure
*/
function get_question_options(&$question)
{
// Get additional information from database
// and attach it to the question object
if (!($question->options = get_record('question_imagedit', 'question', $question->id))) {
notify('Error: Missing question options!');
return false;
}
// Get data from question_answers (for feedback)
parent::get_question_options($question);
return true;
}
/**
* Loads the question type specific options for the question.
*
* This function loads the compare algorithm type, disallowed strings and variables
* into the class from the database table in which they are stored. It first uses the
* parent class method to get the database information.
*
* @param object $question The question object for the question. This object
* should be updated to include the question type
* specific information (it is passed by reference).
* @return bool Indicates success or failure.
*/
function get_question_options(&$question)
{
// Get the information from the database table. If this fails then immediately bail.
// Note unlike the save_question_options base class method this method DOES get the question's
// answers along with any answer extensions
if (!parent::get_question_options($question)) {
return false;
}
// Check that we have answers and if not then bail since this question type requires answers
if (count($question->options->answers) == 0) {
notify('Failed to load question answers from the table question_answers for questionid ' . $question->id);
return false;
}
// Now get the variables from the database as well
$question->options->variables = get_records('question_algebra_variables', 'question', $question->id, 'id ASC');
// Check that we have variables and if not then bail since this question type requires variables
if (count($question->options->variables) == 0) {
notify('Failed to load question variables from the table question_algebra_variables ' . "for questionid {$question->id}");
return false;
}
// Check to see if there are any allowed functions
if ($question->options->allowedfuncs != '') {
// Extract the allowed functions as an array
$question->options->allowedfuncs = explode(',', $question->options->allowedfuncs);
} else {
$question->options->allowedfuncs = array();
}
// Everything worked so return true
return true;
}
