/**
* @inheritdoc
*/
public function beforeValidate()
{
$originalPhone = $this->phone;
$originalExtension = $this->extension;
$phone = preg_replace('/[^0-9a-zA-Z]/', '', $originalPhone);
preg_match('/([0-9]+)([a-zA-Z]*)([0-9]*)/', $phone, $matches);
$this->phone = isset($matches[1]) ? $matches[1] : null;
if (empty($originalExtension) || isset($matches[3]) && $originalExtension === $matches[3]) {
$this->extension = isset($matches[3]) ? $matches[3] : null;
} else {
unset($matches[0]);
$this->phone = trim(implode(' ', $matches));
}
if (empty($this->phone)) {
$this->phone = null;
}
if (empty($this->extension)) {
$this->extension = null;
}
return parent::beforeValidate();
}
