} catch (Exception $e) {
}
// Get survey filename and return empty responses
$filename = $survey->get('title');
$responses = unserialize($survey->get('description'));
$CONFIG = ArtefactTypeSurvey::get_chart_config($filename);
$CONFIG['ctime'] = strftime(get_string('strfdaymonthyearshort'), $survey->get('ctime'));
// Created
$CONFIG['mtime'] = strftime(get_string('strfdaymonthyearshort'), $survey->get('mtime'));
// Modified
// If language survey, add the language abbreviation at the end of survey title...
if ($survey->get('note') != null) {
$CONFIG['title'] = $CONFIG['title'] . ' (' . substr($survey->get('note'), 0, -5) . ')';
}
//log_debug($CONFIG);
$DATA = ArtefactTypeSurvey::get_chart_data_from_responses($filename, $responses);
//log_debug($DATA);
if (is_null($CONFIG['charttype'])) {
$message = get_string('surveyerror', 'artefact.survey', $filename);
$_SESSION['messages'][] = array('type' => 'error', 'msg' => $message);
}
switch (strtolower($CONFIG['charttype'])) {
case 'bar':
draw_bar_chart($WIDTH, $HEIGHT, $DATA, $CONFIG, $LEGEND, $FONT, $PALETTE);
break;
case 'stacked':
draw_stacked_chart($WIDTH, $HEIGHT, $DATA, $CONFIG, $LEGEND, $FONT, $PALETTE);
break;
case 'area':
case 'line':
case 'plot':
public static function prepare_chart_data($owner)
{
safe_require('artefact', 'survey');
$surveys = array('competence.kadis.interpersonal.xml', 'competence.kadis.organisational.xml', 'competence.kadis.flexibility.xml', 'competence.kadis.problemsolving.xml', 'competence.kadis.leadership.xml', 'competence.kadis.reliability.xml');
$surveysdata = array();
foreach ($surveys as $survey) {
if (record_exists('artefact', 'title', $survey, 'owner', $owner)) {
$surveysdata[] = get_records_sql_array("\n\t\t\t\t\tSELECT a.id, a.title, a.description, a.mtime\n\t\t\t\t\tFROM {artefact} a\n\t\t\t\t\tWHERE a.owner = ? AND a.title = ?\n\t\t\t\t\tORDER BY a.ctime DESC, a.mtime DESC\n\t\t\t\t\tLIMIT 1;", array($owner, $survey));
}
}
$DATA = array();
if (!empty($surveysdata)) {
foreach ($surveysdata as $surveydata) {
$filename = $surveydata[0]->title;
$responses = unserialize($surveydata[0]->description);
$SINGLE = ArtefactTypeSurvey::get_chart_data_from_responses($filename, $responses);
$SINGLE[0]['value'] = self::set_achieved_level($SINGLE[0]['value'], $SINGLE[0]['key']);
$DATA = array_merge($DATA, $SINGLE);
}
}
return $DATA;
}
