/**
* Defined by Zend_Filter_Interface
*
* Returns the numerical value, from measure string
*
* @param string $value
* @return integer|string
*/
public function filter($value)
{
$locale = $this->_measure->getLocale();
$matched = false;
foreach ($this->_measure->getConversionList() as $key => $conversion) {
if (preg_match("~^(.*)" . $conversion[1] . "\$~", $value, $matches)) {
try {
// $number = Zend_Locale_Format::getNumber(trim($matches[1]), array('locale' => $locale));
$this->_measure->setType($key)->setValue(trim($matches[1]));
} catch (Exception $e) {
continue;
}
$matched = true;
}
}
return $matched ? $this->_measure->getValue() : $value;
}
