public function getEvents()
{
$dataReader = new DataReader();
$data = $dataReader->getDataFromHtml($this->endpoint);
$xpath = new DOMXPath($data);
$items = $xpath->query("//div[contains(@class, 'conference-listing')]/ol/li[position() <= 3]/h4/a");
if (0 === count($items)) {
return '';
}
$output = '<p>You may also remember me from such events as ';
$numItems = $items->length;
$doneItems = 0;
for ($i = $numItems - 1; $i >= 0; $i--) {
$item = $items->item($i);
$doneItems++;
$joiner = '.';
if ($doneItems < $numItems - 1) {
$joiner = ', ';
} else {
if ($doneItems < $numItems) {
$joiner = ' and ';
}
}
$text = $item->nodeValue;
$url = $item->attributes->getNamedItem('href')->nodeValue;
$output .= "<a href='http://lanyrd.com{$url}'>{$text}</a>{$joiner}";
}
$output .= '</p>';
return $output;
}
