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doctrine2/lib/Doctrine/Inflector.php
2008-01-22 23:12:29 +00:00

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<?php
/*
* $Id: Inflector.php 3189 2007-11-18 20:37:44Z meus $
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.phpdoctrine.org>.
*/
/**
* Doctrine_Inflector has static methods for inflecting text
*
* The methods in these classes are from several different sources collected
* across the internet through php development for several years.
* They have been updated and modified a little bit for Doctrine but are mainly untouched.
*
* @package Doctrine
* @subpackage Inflector
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link www.phpdoctrine.com
* @since 1.0
* @version $Revision: 3189 $
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
*/
class Doctrine_Inflector
{
/**
* pluralize
*
* @param string $word English noun to pluralize
* @return string Plural noun
*/
public static function pluralize($word)
{
$plural = array('/(quiz)$/i' => '\1zes',
'/^(ox)$/i' => '\1en',
'/([m|l])ouse$/i' => '\1ice',
'/(matr|vert|ind)ix|ex$/i' => '\1ices',
'/(x|ch|ss|sh)$/i' => '\1es',
'/([^aeiouy]|qu)ies$/i' => '\1y',
'/([^aeiouy]|qu)y$/i' => '\1ies',
'/(hive)$/i' => '\1s',
'/(?:([^f])fe|([lr])f)$/i' => '\1\2ves',
'/sis$/i' => 'ses',
'/([ti])um$/i' => '\1a',
'/(buffal|tomat)o$/i' => '\1oes',
'/(bu)s$/i' => '\1ses',
'/(alias|status)/i' => '\1es',
'/(octop|vir)us$/i' => '\1i',
'/(ax|test)is$/i' => '\1es',
'/s$/i' => 's',
'/$/' => 's');
$uncountable = array('equipment',
'information',
'rice',
'money',
'species',
'series',
'fish',
'sheep');
$irregular = array('person' => 'people',
'man' => 'men',
'child' => 'children',
'sex' => 'sexes',
'move' => 'moves');
$lowercasedWord = strtolower($word);
foreach ($uncountable as $_uncountable) {
if(substr($lowercasedWord, (-1 * strlen($_uncountable))) == $_uncountable) {
return $word;
}
}
foreach ($irregular as $_plural=> $_singular){
if (preg_match('/('.$_plural.')$/i', $word, $arr)) {
return preg_replace('/('.$_plural.')$/i', substr($arr[0],0,1) . substr($_singular,1), $word);
}
}
foreach ($plural as $rule => $replacement) {
if (preg_match($rule, $word)) {
return preg_replace($rule, $replacement, $word);
}
}
return false;
}
/**
* singularize
*
* @param string $word English noun to singularize
* @return string Singular noun.
*/
public static function singularize($word)
{
$singular = array('/(quiz)zes$/i' => '\\1',
'/(matr)ices$/i' => '\\1ix',
'/(vert|ind)ices$/i' => '\\1ex',
'/^(ox)en/i' => '\\1',
'/(alias|status)es$/i' => '\\1',
'/([octop|vir])i$/i' => '\\1us',
'/(cris|ax|test)es$/i' => '\\1is',
'/(shoe)s$/i' => '\\1',
'/(o)es$/i' => '\\1',
'/(bus)es$/i' => '\\1',
'/([m|l])ice$/i' => '\\1ouse',
'/(x|ch|ss|sh)es$/i' => '\\1',
'/(m)ovies$/i' => '\\1ovie',
'/(s)eries$/i' => '\\1eries',
'/([^aeiouy]|qu)ies$/i' => '\\1y',
'/([lr])ves$/i' => '\\1f',
'/(tive)s$/i' => '\\1',
'/(hive)s$/i' => '\\1',
'/([^f])ves$/i' => '\\1fe',
'/(^analy)ses$/i' => '\\1sis',
'/((a)naly|(b)a|(d)iagno|(p)arenthe|(p)rogno|(s)ynop|(t)he)ses$/i' => '\\1\\2sis',
'/([ti])a$/i' => '\\1um',
'/(n)ews$/i' => '\\1ews',
'/s$/i' => '');
$uncountable = array('equipment',
'information',
'rice',
'money',
'species',
'series',
'fish',
'sheep',
'sms');
$irregular = array('person' => 'people',
'man' => 'men',
'child' => 'children',
'sex' => 'sexes',
'move' => 'moves');
$lowercasedWord = strtolower($word);
foreach ($uncountable as $_uncountable){
if(substr($lowercasedWord, ( -1 * strlen($_uncountable))) == $_uncountable){
return $word;
}
}
foreach ($irregular as $_singular => $_plural) {
if (preg_match('/('.$_plural.')$/i', $word, $arr)) {
return preg_replace('/('.$_plural.')$/i', substr($arr[0],0,1).substr($_singular,1), $word);
}
}
foreach ($singular as $rule => $replacement) {
if (preg_match($rule, $word)) {
return preg_replace($rule, $replacement, $word);
}
}
return $word;
}
/**
* variablize
*
* @param string $word
* @return void
*/
public static function variablize($word)
{
$word = self::camelize($word);
return strtolower($word[0]) . substr($word, 1);
}
/**
* tableize
*
* @param string $name
* @return void
*/
public static function tableize($name)
{
// Would prefer this but it breaks unit tests. Forces the table underscore pattern
// return self::pluralize(self::underscore($name));
return strtolower(preg_replace('~(?<=\\w)([A-Z])~', '_$1', $name));
}
/**
* classify
*
* @param string $word
*/
public static function classify($word)
{
return preg_replace_callback('~(_?)(_)([\w])~', array("Doctrine_Inflector", "classifyCallback"), ucfirst(strtolower($word)));
}
/**
* classifyCallback
*
* Callback function to classify a classname properly.
*
* @param array $matches An array of matches from a pcre_replace call
* @return string A string with matches 1 and mathces 3 in upper case.
*/
public static function classifyCallback($matches)
{
return $matches[1] . strtoupper($matches[3]);
}
/**
* camelize
*
* @param string $word
* @return void
*/
public static function camelize($word)
{
if (preg_match_all('/\/(.?)/', $word, $got)) {
foreach ($got[1] as $k => $v){
$got[1][$k] = '::' . strtoupper($v);
}
$word = str_replace($got[0], $got[1], $word);
}
return str_replace(' ', '', ucwords(preg_replace('/[^A-Z^a-z^0-9^:]+/', ' ', $word)));
}
/**
* unaccent
*
* @param string $text
* @return void
*/
public static function unaccent($text)
{
$chars = array('À' => 'A',
'Á' => 'A',
'Â' => 'A',
'Ã' => 'A',
'Ä' => 'A',
'Å' => 'A',
'Æ' => 'AE',
'Ā' => 'A',
'Ą' => 'A',
'Ă' => 'A',
'Ç' => 'C',
'Ć' => 'C',
'Č' => 'C',
'Ĉ' => 'C',
'Ċ' => 'C',
'Ď' => 'D',
'Đ' => 'D',
'È' => 'E',
'É' => 'E',
'Ê' => 'E',
'Ë' => 'E',
'Ē' => 'E',
'Ę' => 'E',
'Ě' => 'E',
'Ĕ' => 'E',
'Ė' => 'E',
'Ĝ' => 'G',
'Ğ' => 'G',
'Ġ' => 'G',
'Ģ' => 'G',
'Ĥ' => 'H',
'Ħ' => 'H',
'Ì' => 'I',
'Í' => 'I',
'Î' => 'I',
'Ï' => 'I',
'Ī' => 'I',
'Ĩ' => 'I',
'Ĭ' => 'I',
'Į' => 'I',
'İ' => 'I',
'IJ' => 'IJ',
'Ĵ' => 'J',
'Ķ' => 'K',
'Ľ' => 'L',
'Ĺ' => 'L',
'Ļ' => 'K',
'Ŀ' => 'K',
'Ł' => 'L',
'Ñ' => 'N',
'Ń' => 'N',
'Ň' => 'N',
'Ņ' => 'N',
'Ŋ' => 'N',
'Ò' => 'O',
'Ó' => 'O',
'Ô' => 'O',
'Õ' => 'O',
'Ö' => 'O',
'Ø' => 'O',
'Ō' => 'O',
'Ő' => 'O',
'Ŏ' => 'O',
'Œ' => 'OE',
'Ŕ' => 'R',
'Ř' => 'R',
'Ŗ' => 'R',
'Ś' => 'S',
'Ş' => 'S',
'Ŝ' => 'S',
'Ș' => 'S',
'Š' => 'S',
'Ť' => 'T',
'Ţ' => 'T',
'Ŧ' => 'T',
'Ț' => 'T',
'Ù' => 'U',
'Ú' => 'U',
'Û' => 'U',
'Ü' => 'Ue',
'Ū' => 'U',
'Ů' => 'U',
'Ű' => 'U',
'Ŭ' => 'U',
'Ũ' => 'U',
'Ų' => 'U',
'Ŵ' => 'W',
'Ŷ' => 'Y',
'Ÿ' => 'Y',
'Ý' => 'Y',
'Ź' => 'Z',
'Ż' => 'Z',
'Ž' => 'Z',
'à' => 'a',
'á' => 'a',
'â' => 'a',
'ã' => 'a',
'ä' => 'a',
'ā' => 'a',
'ą' => 'a',
'ă' => 'a',
'å' => 'a',
'æ' => 'ae',
'ç' => 'c',
'ć' => 'c',
'č' => 'c',
'ĉ' => 'c',
'ċ' => 'c',
'ď' => 'd',
'đ' => 'd',
'è' => 'e',
'é' => 'e',
'ê' => 'e',
'ë' => 'e',
'ē' => 'e',
'ę' => 'e',
'ě' => 'e',
'ĕ' => 'e',
'ė' => 'e',
'ƒ' => 'f',
'ĝ' => 'g',
'ğ' => 'g',
'ġ' => 'g',
'ģ' => 'g',
'ĥ' => 'h',
'ħ' => 'h',
'ì' => 'i',
'í' => 'i',
'î' => 'i',
'ï' => 'i',
'ī' => 'i',
'ĩ' => 'i',
'ĭ' => 'i',
'į' => 'i',
'ı' => 'i',
'ij' => 'ij',
'ĵ' => 'j',
'ķ' => 'k',
'ĸ' => 'k',
'ł' => 'l',
'ľ' => 'l',
'ĺ' => 'l',
'ļ' => 'l',
'ŀ' => 'l',
'ñ' => 'n',
'ń' => 'n',
'ň' => 'n',
'ņ' => 'n',
'ʼn' => 'n',
'ŋ' => 'n',
'ò' => 'o',
'ó' => 'o',
'ô' => 'o',
'õ' => 'o',
'ö' => 'o',
'ø' => 'o',
'ō' => 'o',
'ő' => 'o',
'ŏ' => 'o',
'œ' => 'oe',
'ŕ' => 'r',
'ř' => 'r',
'ŗ' => 'r',
'ś' => 's',
'š' => 's',
'ť' => 't',
'ù' => 'u',
'ú' => 'u',
'û' => 'u',
'ü' => 'u',
'ū' => 'u',
'ů' => 'u',
'ű' => 'u',
'ŭ' => 'u',
'ũ' => 'u',
'ų' => 'u',
'ŵ' => 'w',
'ÿ' => 'y',
'ý' => 'y',
'ŷ' => 'y',
'ż' => 'z',
'ź' => 'z',
'ž' => 'z',
'ß' => 'ss',
'ſ' => 'ss',
'Α' => 'A',
'Ά' => 'A',
'Ἀ' => 'A',
'Ἁ' => 'A',
'Ἂ' => 'A',
'Ἃ' => 'A',
'Ἄ' => 'A',
'Ἅ' => 'A',
'Ἆ' => 'A',
'Ἇ' => 'A',
'ᾈ' => 'A',
'ᾉ' => 'A',
'ᾊ' => 'A',
'ᾋ' => 'A',
'ᾌ' => 'A',
'ᾍ' => 'A',
'ᾎ' => 'A',
'ᾏ' => 'A',
'Ᾰ' => 'A',
'Ᾱ' => 'A',
'Ὰ' => 'A',
'Ά' => 'A',
'ᾼ' => 'A',
'Β' => 'B',
'Γ' => 'G',
'Δ' => 'D',
'Ε' => 'E',
'Έ' => 'E',
'Ἐ' => 'E',
'Ἑ' => 'E',
'Ἒ' => 'E',
'Ἓ' => 'E',
'Ἔ' => 'E',
'Ἕ' => 'E',
'Έ' => 'E',
'Ὲ' => 'E',
'Ζ' => 'Z',
'Η' => 'I',
'Ή' => 'I',
'Ἠ' => 'I',
'Ἡ' => 'I',
'Ἢ' => 'I',
'Ἣ' => 'I',
'Ἤ' => 'I',
'Ἥ' => 'I',
'Ἦ' => 'I',
'Ἧ' => 'I',
'ᾘ' => 'I',
'ᾙ' => 'I',
'ᾚ' => 'I',
'ᾛ' => 'I',
'ᾜ' => 'I',
'ᾝ' => 'I',
'ᾞ' => 'I',
'ᾟ' => 'I',
'Ὴ' => 'I',
'Ή' => 'I',
'ῌ' => 'I',
'Θ' => 'TH',
'Ι' => 'I',
'Ί' => 'I',
'Ϊ' => 'I',
'Ἰ' => 'I',
'Ἱ' => 'I',
'Ἲ' => 'I',
'Ἳ' => 'I',
'Ἴ' => 'I',
'Ἵ' => 'I',
'Ἶ' => 'I',
'Ἷ' => 'I',
'Ῐ' => 'I',
'Ῑ' => 'I',
'Ὶ' => 'I',
'Ί' => 'I',
'Κ' => 'K',
'Λ' => 'L',
'Μ' => 'M',
'Ν' => 'N',
'Ξ' => 'KS',
'Ο' => 'O',
'Ό' => 'O',
'Ὀ' => 'O',
'Ὁ' => 'O',
'Ὂ' => 'O',
'Ὃ' => 'O',
'Ὄ' => 'O',
'Ὅ' => 'O',
'Ὸ' => 'O',
'Ό' => 'O',
'Π' => 'P',
'Ρ' => 'R',
'Ῥ' => 'R',
'Σ' => 'S',
'Τ' => 'T',
'Υ' => 'Y',
'Ύ' => 'Y',
'Ϋ' => 'Y',
'Ὑ' => 'Y',
'Ὓ' => 'Y',
'Ὕ' => 'Y',
'Ὗ' => 'Y',
'Ῠ' => 'Y',
'Ῡ' => 'Y',
'Ὺ' => 'Y',
'Ύ' => 'Y',
'Φ' => 'F',
'Χ' => 'X',
'Ψ' => 'PS',
'Ω' => 'O',
'Ώ' => 'O',
'Ὠ' => 'O',
'Ὡ' => 'O',
'Ὢ' => 'O',
'Ὣ' => 'O',
'Ὤ' => 'O',
'Ὥ' => 'O',
'Ὦ' => 'O',
'Ὧ' => 'O',
'ᾨ' => 'O',
'ᾩ' => 'O',
'ᾪ' => 'O',
'ᾫ' => 'O',
'ᾬ' => 'O',
'ᾭ' => 'O',
'ᾮ' => 'O',
'ᾯ' => 'O',
'Ὼ' => 'O',
'Ώ' => 'O',
'ῼ' => 'O',
'α' => 'a',
'ά' => 'a',
'ἀ' => 'a',
'ἁ' => 'a',
'ἂ' => 'a',
'ἃ' => 'a',
'ἄ' => 'a',
'ἅ' => 'a',
'ἆ' => 'a',
'ἇ' => 'a',
'ᾀ' => 'a',
'ᾁ' => 'a',
'ᾂ' => 'a',
'ᾃ' => 'a',
'ᾄ' => 'a',
'ᾅ' => 'a',
'ᾆ' => 'a',
'ᾇ' => 'a',
'ὰ' => 'a',
'ά' => 'a',
'ᾰ' => 'a',
'ᾱ' => 'a',
'ᾲ' => 'a',
'ᾳ' => 'a',
'ᾴ' => 'a',
'ᾶ' => 'a',
'ᾷ' => 'a',
'β' => 'b',
'γ' => 'g',
'δ' => 'd',
'ε' => 'e',
'έ' => 'e',
'ἐ' => 'e',
'ἑ' => 'e',
'ἒ' => 'e',
'ἓ' => 'e',
'ἔ' => 'e',
'ἕ' => 'e',
'ὲ' => 'e',
'έ' => 'e',
'ζ' => 'z',
'η' => 'i',
'ή' => 'i',
'ἠ' => 'i',
'ἡ' => 'i',
'ἢ' => 'i',
'ἣ' => 'i',
'ἤ' => 'i',
'ἥ' => 'i',
'ἦ' => 'i',
'ἧ' => 'i',
'ᾐ' => 'i',
'ᾑ' => 'i',
'ᾒ' => 'i',
'ᾓ' => 'i',
'ᾔ' => 'i',
'ᾕ' => 'i',
'ᾖ' => 'i',
'ᾗ' => 'i',
'ὴ' => 'i',
'ή' => 'i',
'ῂ' => 'i',
'ῃ' => 'i',
'ῄ' => 'i',
'ῆ' => 'i',
'ῇ' => 'i',
'θ' => 'th',
'ι' => 'i',
'ί' => 'i',
'ϊ' => 'i',
'ΐ' => 'i',
'ἰ' => 'i',
'ἱ' => 'i',
'ἲ' => 'i',
'ἳ' => 'i',
'ἴ' => 'i',
'ἵ' => 'i',
'ἶ' => 'i',
'ἷ' => 'i',
'ὶ' => 'i',
'ί' => 'i',
'ῐ' => 'i',
'ῑ' => 'i',
'ῒ' => 'i',
'ΐ' => 'i',
'ῖ' => 'i',
'ῗ' => 'i',
'κ' => 'k',
'λ' => 'l',
'μ' => 'm',
'ν' => 'n',
'ξ' => 'ks',
'ο' => 'o',
'ό' => 'o',
'ὀ' => 'o',
'ὁ' => 'o',
'ὂ' => 'o',
'ὃ' => 'o',
'ὄ' => 'o',
'ὅ' => 'o',
'ὸ' => 'o',
'ό' => 'o',
'π' => 'p',
'ρ' => 'r',
'ῤ' => 'r',
'ῥ' => 'r',
'σ' => 's',
'ς' => 's',
'τ' => 't',
'υ' => 'y',
'ύ' => 'y',
'ϋ' => 'y',
'ΰ' => 'y',
'ὐ' => 'y',
'ὑ' => 'y',
'ὒ' => 'y',
'ὓ' => 'y',
'ὔ' => 'y',
'ὕ' => 'y',
'ὖ' => 'y',
'ὗ' => 'y',
'ὺ' => 'y',
'ύ' => 'y',
'ῠ' => 'y',
'ῡ' => 'y',
'ῢ' => 'y',
'ΰ' => 'y',
'ῦ' => 'y',
'ῧ' => 'y',
'φ' => 'f',
'χ' => 'x',
'ψ' => 'ps',
'ω' => 'o',
'ώ' => 'o',
'ὠ' => 'o',
'ὡ' => 'o',
'ὢ' => 'o',
'ὣ' => 'o',
'ὤ' => 'o',
'ὥ' => 'o',
'ὦ' => 'o',
'ὧ' => 'o',
'ᾠ' => 'o',
'ᾡ' => 'o',
'ᾢ' => 'o',
'ᾣ' => 'o',
'ᾤ' => 'o',
'ᾥ' => 'o',
'ᾦ' => 'o',
'ᾧ' => 'o',
'ὼ' => 'o',
'ώ' => 'o',
'ῲ' => 'o',
'ῳ' => 'o',
'ῴ' => 'o',
'ῶ' => 'o',
'ῷ' => 'o',
'¨' => '',
'΅' => '',
'᾿' => '',
'' => '',
'῍' => '',
'῝' => '',
'῎' => '',
'῞' => '',
'῏' => '',
'῟' => '',
'' => '',
'῁' => '',
'΄' => '',
'΅' => '',
'' => '',
'῭' => '',
'ͺ' => '',
'' => '',
'А' => 'A',
'Б' => 'B',
'В' => 'V',
'Г' => 'G',
'Д' => 'D',
'Е' => 'E',
'Ё' => 'E',
'Ж' => 'ZH',
'З' => 'Z',
'И' => 'I',
'Й' => 'I',
'К' => 'K',
'Л' => 'L',
'М' => 'M',
'Н' => 'N',
'О' => 'O',
'П' => 'P',
'Р' => 'R',
'С' => 'S',
'Т' => 'T',
'У' => 'U',
'Ф' => 'F',
'Х' => 'KH',
'Ц' => 'TS',
'Ч' => 'CH',
'Ш' => 'SH',
'Щ' => 'SHCH',
'Ы' => 'Y',
'Э' => 'E',
'Ю' => 'YU',
'Я' => 'YA',
'а' => 'A',
'б' => 'B',
'в' => 'V',
'г' => 'G',
'д' => 'D',
'е' => 'E',
'ё' => 'E',
'ж' => 'ZH',
'з' => 'Z',
'и' => 'I',
'й' => 'I',
'к' => 'K',
'л' => 'L',
'м' => 'M',
'н' => 'N',
'о' => 'O',
'п' => 'P',
'р' => 'R',
'с' => 'S',
'т' => 'T',
'у' => 'U',
'ф' => 'F',
'х' => 'KH',
'ц' => 'TS',
'ч' => 'CH',
'ш' => 'SH',
'щ' => 'SHCH',
'ы' => 'Y',
'э' => 'E',
'ю' => 'YU',
'я' => 'YA',
'Ъ' => '',
'ъ' => '',
'Ь' => '',
'ь' => '',
'ð' => 'd',
'Ð' => 'D',
'þ' => 'th',
'Þ' => 'TH',
'ა' => 'a',
'ბ' => 'b',
'გ' => 'g',
'დ' => 'd',
'ე' => 'e',
'ვ' => 'v',
'ზ' => 'z',
'თ' => 't',
'ი' => 'i',
'კ' => 'k',
'ლ' => 'l',
'მ' => 'm',
'ნ' => 'n',
'ო' => 'o',
'პ' => 'p',
'ჟ' => 'zh',
'რ' => 'r',
'ს' => 's',
'ტ' => 't',
'უ' => 'u',
'ფ' => 'p',
'ქ' => 'k',
'ღ' => 'gh',
'' => 'q',
'შ' => 'sh',
'ჩ' => 'ch',
'ც' => 'ts',
'ძ' => 'dz',
'წ' => 'ts',
'ჭ' => 'ch',
'ხ' => 'kh',
'ჯ' => 'j',
'ჰ' => 'h');
return strtr($text, $chars);
}
/**
* urlize
*
* @param string $text
* @return void
*/
public static function urlize($text)
{
// Remove all non url friendly characters with the unaccent function
$text = self::unaccent($text);
// Remove all none word characters
$text = preg_replace('/\W/', ' ', $text);
// More stripping. Replace spaces with dashes
$text = strtolower(preg_replace('/[^A-Z^a-z^0-9^\/]+/', '-',
preg_replace('/([a-z\d])([A-Z])/', '\1_\2',
preg_replace('/([A-Z]+)([A-Z][a-z])/', '\1_\2',
preg_replace('/::/', '/', $text)))));
return trim($text, '-');
}
/**
* underscore
*
* @param string $word
* @return void
*/
public static function underscore($word)
{
return strtolower(preg_replace('/[^A-Z^a-z^0-9^\/]+/', '_',
preg_replace('/([a-z\d])([A-Z])/', '\1_\2',
preg_replace('/([A-Z]+)([A-Z][a-z])/', '\1_\2',
preg_replace('/::/', '/', $word)))));
}
}