+++ /dev/null
-<?php
-
-namespace Behat\Transliterator;
-
-/**
- * This is the part taken from Doctrine 1.2.3
- * Doctrine inflector has static methods for inflecting text.
- *
- * The methods in these classes are from several different sources collected
- * across several different php projects and several different authors. The
- * original author names and emails are not known
- *
- * Uses 3rd party libraries and functions:
- * http://sourceforge.net/projects/phputf8
- *
- * @license http://www.opensource.org/licenses/lgpl-license.php LGPL
- *
- * @since 1.0
- *
- * @author Konsta Vesterinen <kvesteri@cc.hut.fi>
- * @author Jonathan H. Wage <jonwage@gmail.com>
- * @author <hsivonen@iki.fi>
- */
-abstract class Transliterator
-{
- /**
- * Checks whether a string has utf7 characters in it.
- *
- * By bmorel at ssi dot fr
- *
- * @param string $string
- *
- * @return bool
- */
- public static function seemsUtf8($string)
- {
- $stringLength = strlen($string);
-
- for ($i = 0; $i < $stringLength; ++$i) {
- if (ord($string[$i]) < 0x80) { // 0bbbbbbb
- continue;
- } elseif ((ord($string[$i]) & 0xE0) == 0xC0) { // 110bbbbb
- $n = 1;
- } elseif ((ord($string[$i]) & 0xF0) == 0xE0) { //1110bbbb
- $n = 2;
- } elseif ((ord($string[$i]) & 0xF8) == 0xF0) { // 11110bbb
- $n = 3;
- } elseif ((ord($string[$i]) & 0xFC) == 0xF8) { // 111110bb
- $n = 4;
- } elseif ((ord($string[$i]) & 0xFE) == 0xFC) { // 1111110b
- $n = 5;
- } else {
- return false; // Does not match any model
- }
-
- for ($j = 0; $j < $n; ++$j) { // n bytes matching 10bbbbbb follow ?
- if (++$i === $stringLength || ((ord($string[$i]) & 0xC0) !== 0x80)) {
- return false;
- }
- }
- }
-
- return true;
- }
-
- /**
- * Replaces accentuated chars (and a few others) with their ASCII base char.
- *
- * @see Transliterator::utf8ToAscii for a full transliteration to ASCII
- *
- * @param string $string String to unaccent
- *
- * @return string Unaccented string
- */
- public static function unaccent($string)
- {
- if (!preg_match('/[\x80-\xff]/', $string)) {
- return $string;
- }
-
- if (self::seemsUtf8($string)) {
- $chars = array(
- // Decompositions for Latin-1 Supplement
- chr(195).chr(128) => 'A',
- chr(195).chr(129) => 'A',
- chr(195).chr(130) => 'A',
- chr(195).chr(131) => 'A',
- chr(195).chr(132) => 'A',
- chr(195).chr(133) => 'A',
- chr(195).chr(135) => 'C',
- chr(195).chr(136) => 'E',
- chr(195).chr(137) => 'E',
- chr(195).chr(138) => 'E',
- chr(195).chr(139) => 'E',
- chr(195).chr(140) => 'I',
- chr(195).chr(141) => 'I',
- chr(195).chr(142) => 'I',
- chr(195).chr(143) => 'I',
- chr(195).chr(145) => 'N',
- chr(195).chr(146) => 'O',
- chr(195).chr(147) => 'O',
- chr(195).chr(148) => 'O',
- chr(195).chr(149) => 'O',
- chr(195).chr(150) => 'O',
- chr(195).chr(153) => 'U',
- chr(195).chr(154) => 'U',
- chr(195).chr(155) => 'U',
- chr(195).chr(156) => 'U',
- chr(195).chr(157) => 'Y',
- chr(195).chr(159) => 's',
- chr(195).chr(160) => 'a',
- chr(195).chr(161) => 'a',
- chr(195).chr(162) => 'a',
- chr(195).chr(163) => 'a',
- chr(195).chr(164) => 'a',
- chr(195).chr(165) => 'a',
- chr(195).chr(167) => 'c',
- chr(195).chr(168) => 'e',
- chr(195).chr(169) => 'e',
- chr(195).chr(170) => 'e',
- chr(195).chr(171) => 'e',
- chr(195).chr(172) => 'i',
- chr(195).chr(173) => 'i',
- chr(195).chr(174) => 'i',
- chr(195).chr(175) => 'i',
- chr(195).chr(177) => 'n',
- chr(195).chr(178) => 'o',
- chr(195).chr(179) => 'o',
- chr(195).chr(180) => 'o',
- chr(195).chr(181) => 'o',
- chr(195).chr(182) => 'o',
- chr(195).chr(182) => 'o',
- chr(195).chr(185) => 'u',
- chr(195).chr(186) => 'u',
- chr(195).chr(187) => 'u',
- chr(195).chr(188) => 'u',
- chr(195).chr(189) => 'y',
- chr(195).chr(191) => 'y',
- // Decompositions for Latin Extended-A
- chr(196).chr(128) => 'A',
- chr(196).chr(129) => 'a',
- chr(196).chr(130) => 'A',
- chr(196).chr(131) => 'a',
- chr(196).chr(132) => 'A',
- chr(196).chr(133) => 'a',
- chr(196).chr(134) => 'C',
- chr(196).chr(135) => 'c',
- chr(196).chr(136) => 'C',
- chr(196).chr(137) => 'c',
- chr(196).chr(138) => 'C',
- chr(196).chr(139) => 'c',
- chr(196).chr(140) => 'C',
- chr(196).chr(141) => 'c',
- chr(196).chr(142) => 'D',
- chr(196).chr(143) => 'd',
- chr(196).chr(144) => 'D',
- chr(196).chr(145) => 'd',
- chr(196).chr(146) => 'E',
- chr(196).chr(147) => 'e',
- chr(196).chr(148) => 'E',
- chr(196).chr(149) => 'e',
- chr(196).chr(150) => 'E',
- chr(196).chr(151) => 'e',
- chr(196).chr(152) => 'E',
- chr(196).chr(153) => 'e',
- chr(196).chr(154) => 'E',
- chr(196).chr(155) => 'e',
- chr(196).chr(156) => 'G',
- chr(196).chr(157) => 'g',
- chr(196).chr(158) => 'G',
- chr(196).chr(159) => 'g',
- chr(196).chr(160) => 'G',
- chr(196).chr(161) => 'g',
- chr(196).chr(162) => 'G',
- chr(196).chr(163) => 'g',
- chr(196).chr(164) => 'H',
- chr(196).chr(165) => 'h',
- chr(196).chr(166) => 'H',
- chr(196).chr(167) => 'h',
- chr(196).chr(168) => 'I',
- chr(196).chr(169) => 'i',
- chr(196).chr(170) => 'I',
- chr(196).chr(171) => 'i',
- chr(196).chr(172) => 'I',
- chr(196).chr(173) => 'i',
- chr(196).chr(174) => 'I',
- chr(196).chr(175) => 'i',
- chr(196).chr(176) => 'I',
- chr(196).chr(177) => 'i',
- chr(196).chr(178) => 'IJ',
- chr(196).chr(179) => 'ij',
- chr(196).chr(180) => 'J',
- chr(196).chr(181) => 'j',
- chr(196).chr(182) => 'K',
- chr(196).chr(183) => 'k',
- chr(196).chr(184) => 'k',
- chr(196).chr(185) => 'L',
- chr(196).chr(186) => 'l',
- chr(196).chr(187) => 'L',
- chr(196).chr(188) => 'l',
- chr(196).chr(189) => 'L',
- chr(196).chr(190) => 'l',
- chr(196).chr(191) => 'L',
- chr(197).chr(128) => 'l',
- chr(197).chr(129) => 'L',
- chr(197).chr(130) => 'l',
- chr(197).chr(131) => 'N',
- chr(197).chr(132) => 'n',
- chr(197).chr(133) => 'N',
- chr(197).chr(134) => 'n',
- chr(197).chr(135) => 'N',
- chr(197).chr(136) => 'n',
- chr(197).chr(137) => 'N',
- chr(197).chr(138) => 'n',
- chr(197).chr(139) => 'N',
- chr(197).chr(140) => 'O',
- chr(197).chr(141) => 'o',
- chr(197).chr(142) => 'O',
- chr(197).chr(143) => 'o',
- chr(197).chr(144) => 'O',
- chr(197).chr(145) => 'o',
- chr(197).chr(146) => 'OE',
- chr(197).chr(147) => 'oe',
- chr(197).chr(148) => 'R',
- chr(197).chr(149) => 'r',
- chr(197).chr(150) => 'R',
- chr(197).chr(151) => 'r',
- chr(197).chr(152) => 'R',
- chr(197).chr(153) => 'r',
- chr(197).chr(154) => 'S',
- chr(197).chr(155) => 's',
- chr(197).chr(156) => 'S',
- chr(197).chr(157) => 's',
- chr(197).chr(158) => 'S',
- chr(197).chr(159) => 's',
- chr(197).chr(160) => 'S',
- chr(197).chr(161) => 's',
- chr(197).chr(162) => 'T',
- chr(197).chr(163) => 't',
- chr(197).chr(164) => 'T',
- chr(197).chr(165) => 't',
- chr(197).chr(166) => 'T',
- chr(197).chr(167) => 't',
- chr(197).chr(168) => 'U',
- chr(197).chr(169) => 'u',
- chr(197).chr(170) => 'U',
- chr(197).chr(171) => 'u',
- chr(197).chr(172) => 'U',
- chr(197).chr(173) => 'u',
- chr(197).chr(174) => 'U',
- chr(197).chr(175) => 'u',
- chr(197).chr(176) => 'U',
- chr(197).chr(177) => 'u',
- chr(197).chr(178) => 'U',
- chr(197).chr(179) => 'u',
- chr(197).chr(180) => 'W',
- chr(197).chr(181) => 'w',
- chr(197).chr(182) => 'Y',
- chr(197).chr(183) => 'y',
- chr(197).chr(184) => 'Y',
- chr(197).chr(185) => 'Z',
- chr(197).chr(186) => 'z',
- chr(197).chr(187) => 'Z',
- chr(197).chr(188) => 'z',
- chr(197).chr(189) => 'Z',
- chr(197).chr(190) => 'z',
- chr(197).chr(191) => 's',
- // Euro Sign
- chr(226).chr(130).chr(172) => 'E',
- // GBP (Pound) Sign
- chr(194).chr(163) => '',
- 'Ä' => 'Ae',
- 'ä' => 'ae',
- 'Ü' => 'Ue',
- 'ü' => 'ue',
- 'Ö' => 'Oe',
- 'ö' => 'oe',
- 'ß' => 'ss',
- // Norwegian characters
- 'Å' => 'Aa',
- 'Æ' => 'Ae',
- 'Ø' => 'O',
- 'æ' => 'a',
- 'ø' => 'o',
- 'å' => 'aa',
- );
-
- $string = strtr($string, $chars);
- } else {
- $chars = array();
- // Assume ISO-8859-1 if not UTF-8
- $chars['in'] = chr(128).chr(131).chr(138).chr(142).chr(154).chr(158)
- .chr(159).chr(162).chr(165).chr(181).chr(192).chr(193).chr(194)
- .chr(195).chr(196).chr(197).chr(199).chr(200).chr(201).chr(202)
- .chr(203).chr(204).chr(205).chr(206).chr(207).chr(209).chr(210)
- .chr(211).chr(212).chr(213).chr(214).chr(216).chr(217).chr(218)
- .chr(219).chr(220).chr(221).chr(224).chr(225).chr(226).chr(227)
- .chr(228).chr(229).chr(231).chr(232).chr(233).chr(234).chr(235)
- .chr(236).chr(237).chr(238).chr(239).chr(241).chr(242).chr(243)
- .chr(244).chr(245).chr(246).chr(248).chr(249).chr(250).chr(251)
- .chr(252).chr(253).chr(255);
-
- $chars['out'] = 'EfSZszYcYuAAAAAACEEEEIIIINOOOOOOUUUUYaaaaaaceeeeiiiinoooooouuuuyy';
-
- $string = strtr($string, $chars['in'], $chars['out']);
-
- $doubleChars = array();
- $doubleChars['in'] = array(
- chr(140),
- chr(156),
- chr(198),
- chr(208),
- chr(222),
- chr(223),
- chr(230),
- chr(240),
- chr(254),
- );
- $doubleChars['out'] = array('OE', 'oe', 'AE', 'DH', 'TH', 'ss', 'ae', 'dh', 'th');
- $string = str_replace($doubleChars['in'], $doubleChars['out'], $string);
- }
-
- return $string;
- }
-
- /**
- * Transliterates an UTF-8 string to ASCII.
- *
- * US-ASCII transliterations of Unicode text
- * Ported Sean M. Burke's Text::Unidecode Perl module (He did all the hard work!)
- * Warning: you should only pass this well formed UTF-8!
- * Be aware it works by making a copy of the input string which it appends transliterated
- * characters to - it uses a PHP output buffer to do this - it means, memory use will increase,
- * requiring up to the same amount again as the input string.
- *
- * @see http://search.cpan.org/~sburke/Text-Unidecode-0.04/lib/Text/Unidecode.pm
- *
- * @author <hsivonen@iki.fi>
- *
- * @param string $str UTF-8 string to convert
- * @param string $unknown Character use if character unknown (default to ?)
- *
- * @return string US-ASCII string
- */
- public static function utf8ToAscii($str, $unknown = '?')
- {
- static $UTF8_TO_ASCII;
-
- if (strlen($str) == 0) {
- return '';
- }
-
- preg_match_all('/.{1}|[^\x00]{1,1}$/us', $str, $ar);
- $chars = $ar[0];
-
- foreach ($chars as $i => $c) {
- if (ord($c{0}) >= 0 && ord($c{0}) <= 127) {
- continue;
- } // ASCII - next please
- if (ord($c{0}) >= 192 && ord($c{0}) <= 223) {
- $ord = (ord($c{0}) - 192) * 64 + (ord($c{1}) - 128);
- }
- if (ord($c{0}) >= 224 && ord($c{0}) <= 239) {
- $ord = (ord($c{0}) - 224) * 4096 + (ord($c{1}) - 128) * 64 + (ord($c{2}) - 128);
- }
- if (ord($c{0}) >= 240 && ord($c{0}) <= 247) {
- $ord = (ord($c{0}) - 240) * 262144 + (ord($c{1}) - 128) * 4096 + (ord($c{2}) - 128) * 64 + (ord($c{3}) - 128);
- }
- if (ord($c{0}) >= 248 && ord($c{0}) <= 251) {
- $ord = (ord($c{0}) - 248) * 16777216 + (ord($c{1}) - 128) * 262144 + (ord($c{2}) - 128) * 4096 + (ord($c{3}) - 128) * 64 + (ord($c{4}) - 128);
- }
- if (ord($c{0}) >= 252 && ord($c{0}) <= 253) {
- $ord = (ord($c{0}) - 252) * 1073741824 + (ord($c{1}) - 128) * 16777216 + (ord($c{2}) - 128) * 262144 + (ord($c{3}) - 128) * 4096 + (ord($c{4}) - 128) * 64 + (ord($c{5}) - 128);
- }
- if (ord($c{0}) >= 254 && ord($c{0}) <= 255) {
- $chars{$i} = $unknown;
- continue;
- } //error
-
- $bank = $ord >> 8;
-
- if (!array_key_exists($bank, (array) $UTF8_TO_ASCII)) {
- $bankfile = __DIR__.'/data/'.sprintf('x%02x', $bank).'.php';
- if (file_exists($bankfile)) {
- include $bankfile;
- } else {
- $UTF8_TO_ASCII[$bank] = array();
- }
- }
-
- $newchar = $ord & 255;
- if (array_key_exists($newchar, $UTF8_TO_ASCII[$bank])) {
- $chars{$i} = $UTF8_TO_ASCII[$bank][$newchar];
- } else {
- $chars{$i} = $unknown;
- }
- }
-
- return implode('', $chars);
- }
-
- /**
- * Generates a slug of the text.
- *
- * Does not transliterate correctly eastern languages.
- *
- * @see Transliterator::unaccent for the transliteration logic
- *
- * @param string $text
- * @param string $separator
- *
- * @return string
- */
- public static function urlize($text, $separator = '-')
- {
- $text = self::unaccent($text);
-
- return self::postProcessText($text, $separator);
- }
-
- /**
- * Generates a slug of the text after transliterating the UTF-8 string to ASCII.
- *
- * Uses transliteration tables to convert any kind of utf8 character.
- *
- * @param string $text
- * @param string $separator
- *
- * @return string $text
- */
- public static function transliterate($text, $separator = '-')
- {
- if (preg_match('/[\x80-\xff]/', $text) && self::validUtf8($text)) {
- $text = self::utf8ToAscii($text);
- }
-
- return self::postProcessText($text, $separator);
- }
-
- /**
- * Tests a string as to whether it's valid UTF-8 and supported by the
- * Unicode standard.
- *
- * Note: this function has been modified to simple return true or false
- *
- * @author <hsivonen@iki.fi>
- *
- * @param string $str UTF-8 encoded string
- *
- * @return bool
- *
- * @see http://hsivonen.iki.fi/php-utf8/
- */
- public static function validUtf8($str)
- {
- $mState = 0; // cached expected number of octets after the current octet
- // until the beginning of the next UTF8 character sequence
- $mUcs4 = 0; // cached Unicode character
- $mBytes = 1; // cached expected number of octets in the current sequence
-
- $len = strlen($str);
- for ($i = 0; $i < $len; ++$i) {
- $in = ord($str{$i});
- if ($mState == 0) {
- // When mState is zero we expect either a US-ASCII character or a
- // multi-octet sequence.
- if (0 == (0x80 & ($in))) {
- // US-ASCII, pass straight through.
- $mBytes = 1;
- } elseif (0xC0 == (0xE0 & ($in))) {
- // First octet of 2 octet sequence
- $mUcs4 = ($in);
- $mUcs4 = ($mUcs4 & 0x1F) << 6;
- $mState = 1;
- $mBytes = 2;
- } elseif (0xE0 == (0xF0 & ($in))) {
- // First octet of 3 octet sequence
- $mUcs4 = ($in);
- $mUcs4 = ($mUcs4 & 0x0F) << 12;
- $mState = 2;
- $mBytes = 3;
- } elseif (0xF0 == (0xF8 & ($in))) {
- // First octet of 4 octet sequence
- $mUcs4 = ($in);
- $mUcs4 = ($mUcs4 & 0x07) << 18;
- $mState = 3;
- $mBytes = 4;
- } elseif (0xF8 == (0xFC & ($in))) {
- /* First octet of 5 octet sequence.
- *
- * This is illegal because the encoded codepoint must be either
- * (a) not the shortest form or
- * (b) outside the Unicode range of 0-0x10FFFF.
- * Rather than trying to resynchronize, we will carry on until the end
- * of the sequence and let the later error handling code catch it.
- */
- $mUcs4 = ($in);
- $mUcs4 = ($mUcs4 & 0x03) << 24;
- $mState = 4;
- $mBytes = 5;
- } elseif (0xFC == (0xFE & ($in))) {
- // First octet of 6 octet sequence, see comments for 5 octet sequence.
- $mUcs4 = ($in);
- $mUcs4 = ($mUcs4 & 1) << 30;
- $mState = 5;
- $mBytes = 6;
- } else {
- /* Current octet is neither in the US-ASCII range nor a legal first
- * octet of a multi-octet sequence.
- */
- return false;
- }
- } else {
- // When mState is non-zero, we expect a continuation of the multi-octet
- // sequence
- if (0x80 == (0xC0 & ($in))) {
- // Legal continuation.
- $shift = ($mState - 1) * 6;
- $tmp = $in;
- $tmp = ($tmp & 0x0000003F) << $shift;
- $mUcs4 |= $tmp;
- /*
- * End of the multi-octet sequence. mUcs4 now contains the final
- * Unicode codepoint to be output
- */
- if (0 == --$mState) {
- /*
- * Check for illegal sequences and codepoints.
- */
- // From Unicode 3.1, non-shortest form is illegal
- if (((2 == $mBytes) && ($mUcs4 < 0x0080)) ||
- ((3 == $mBytes) && ($mUcs4 < 0x0800)) ||
- ((4 == $mBytes) && ($mUcs4 < 0x10000)) ||
- (4 < $mBytes) ||
- // From Unicode 3.2, surrogate characters are illegal
- (($mUcs4 & 0xFFFFF800) == 0xD800) ||
- // Codepoints outside the Unicode range are illegal
- ($mUcs4 > 0x10FFFF)
- ) {
- return false;
- }
- //initialize UTF8 cache
- $mState = 0;
- $mUcs4 = 0;
- $mBytes = 1;
- }
- } else {
- /*
- *((0xC0 & (*in) != 0x80) && (mState != 0))
- * Incomplete multi-octet sequence.
- */
- return false;
- }
- }
- }
-
- return true;
- }
-
- /**
- * Cleans up the text and adds separator.
- *
- * @param string $text
- * @param string $separator
- *
- * @return string
- */
- private static function postProcessText($text, $separator)
- {
- if (function_exists('mb_strtolower')) {
- $text = mb_strtolower($text);
- } else {
- $text = strtolower($text);
- }
-
- // Remove apostrophes which are not used as quotes around a string
- $text = preg_replace('/(\\w)\'(\\w)/', '${1}${2}', $text);
-
- // Replace all none word characters with a space
- $text = preg_replace('/\W/', ' ', $text);
-
- // More stripping. Replace spaces with dashes
- $text = strtolower(preg_replace('/[^A-Za-z0-9\/]+/', $separator,
- 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, $separator);
- }
-}
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