/**
* Removes stop words from the text
*
* Stop words are words that are common English words that
* are not particularly useful for searching.
*
* @since 1.1
*
* @param string $text The text to clean up
* @return string The cleaned text
**/
static function StopFilter ($text) {
$stopwords = Lookup::stopwords();
$replacements = implode('|',$stopwords);
return preg_replace("/\b($replacements)\b/",'',$text);
}
/**
* Removes stop words from the text
*
* Stop words are words that are common English words that
* are not particularly useful for searching.
*
* @author Jonathan Davis
* @since 1.1
*
* @param string $text The text to clean up
* @return string The cleaned text
**/
public static function StopFilter($text)
{
$stopwords = Lookup::stopwords();
$replacements = implode('|', $stopwords);
// Protect quoted strings
$result = '';
$unquoted = preg_split('/("[^"]*"|\'[^\']*\')/', $text, -1, PREG_SPLIT_DELIM_CAPTURE);
while ($unquoted) {
$result .= preg_replace("/\\b({$replacements})\\b/", '', array_shift($unquoted)) . array_shift($unquoted);
}
return $result;
}
