function onBeforeWrite()
{
parent::onBeforeWrite();
if (!$this->IP) {
$this->IP = $this->getIPAddress();
}
if (!$this->Code) {
$this->Code = substr(hash("md5", uniqid()), 0, 7);
}
if ($this->Title) {
$filter = URLSegmentFilter::create();
$this->URLSegment = $filter->filter($this->Title);
// Fallback to generic page name if path is empty (= no valid, convertable characters)
if (!$this->URLSegment || $this->URLSegment == '-' || $this->URLSegment == '-1') {
$this->URLSegment = $this->Code;
}
$originalURLSegment = $this->URLSegment;
$originalTitle = $this->Title;
$id = intval($this->ID) - 0;
for ($i = 2; $i < 9999; $i++) {
$count = EVCDataSet::get()->filter(array("URLSegment" => $this->URLSegment))->exclude(array("ID" => $id))->Count();
if ($count) {
$this->URLSegment = $originalURLSegment . "-" . $i;
$this->Title = $originalTitle . " #" . $i;
} else {
$i = 9999999;
}
}
}
}
function previous($request)
{
$this->previousCalculations = PaginatedList::create(EVCDataSet::get()->filter(array("Locked" => 1))->where("Title IS NOT NULL AND Title <> ''"));
$this->previousCalculations->setPageLength(100);
return array();
}