| public extract_urls ( $urls ) : string | ||
| return | string | |
public function extract_urls($urls)
{
// Remove the pesky white space and replace with a comma, then replace doubles.
$urls = str_replace(',,', ',', preg_replace('/\\s*(\\S+)\\s*/', '\\1,', $urls));
// Break into an array via commas and remove duplicates
$urls = array_unique(preg_split('/[,]/', rtrim($urls, ',')));
array_walk($urls, array($this, 'validate_url'));
return $urls;
}