/** Get the actual report.
* Classes can (but don't have to) override this, but must call the parent's method with what
* would otherwise be their return value and return that instead.
* @param $statistics_object Mandatory to give the report it's context
* @param $child_html The child method's return value
* @return A html fragment
*/
public function getReportUI(Statistics $statistics_object, $child_html = null)
{
$session = Session::getObject();
$session->set('current_statistics_object', $statistics_object);
self::$stats = $statistics_object;
/* Update it in case someone whants to use it right now */
$html = '';
$html .= "<fieldset>";
$html .= "<legend>" . $this->getGraphName() . "</legend>";
$errormsg = '';
if ($this->isAvailable($errormsg)) {
$html .= "<div><img src='stats_show_graph.php?graph_class=" . get_class($this) . "'></div>";
} else {
$html .= $errormsg;
}
$html .= $child_html;
$html .= "</fieldset>";
return $html;
}
