mirror of
https://github.com/pierre42100/comunic
synced 2024-11-17 02:51:13 +00:00
605 lines
19 KiB
PHP
605 lines
19 KiB
PHP
|
<?php
|
|||
|
|
|||
|
/*
|
|||
|
* This file is part of the Symfony package.
|
|||
|
*
|
|||
|
* (c) Fabien Potencier <fabien@symfony.com>
|
|||
|
*
|
|||
|
* For the full copyright and license information, please view the LICENSE
|
|||
|
* file that was distributed with this source code.
|
|||
|
*/
|
|||
|
|
|||
|
namespace Symfony\Polyfill\Mbstring;
|
|||
|
|
|||
|
/**
|
|||
|
* Partial mbstring implementation in PHP, iconv based, UTF-8 centric.
|
|||
|
*
|
|||
|
* Implemented:
|
|||
|
* - mb_convert_encoding - Convert character encoding
|
|||
|
* - mb_convert_variables - Convert character code in variable(s)
|
|||
|
* - mb_decode_mimeheader - Decode string in MIME header field
|
|||
|
* - mb_encode_mimeheader - Encode string for MIME header XXX NATIVE IMPLEMENTATION IS REALLY BUGGED
|
|||
|
* - mb_convert_case - Perform case folding on a string
|
|||
|
* - mb_get_info - Get internal settings of mbstring
|
|||
|
* - mb_http_input - Detect HTTP input character encoding
|
|||
|
* - mb_http_output - Set/Get HTTP output character encoding
|
|||
|
* - mb_internal_encoding - Set/Get internal character encoding
|
|||
|
* - mb_list_encodings - Returns an array of all supported encodings
|
|||
|
* - mb_output_handler - Callback function converts character encoding in output buffer
|
|||
|
* - mb_strlen - Get string length
|
|||
|
* - mb_strpos - Find position of first occurrence of string in a string
|
|||
|
* - mb_strrpos - Find position of last occurrence of a string in a string
|
|||
|
* - mb_strtolower - Make a string lowercase
|
|||
|
* - mb_strtoupper - Make a string uppercase
|
|||
|
* - mb_substitute_character - Set/Get substitution character
|
|||
|
* - mb_substr - Get part of string
|
|||
|
* - mb_stripos - Finds position of first occurrence of a string within another, case insensitive
|
|||
|
* - mb_stristr - Finds first occurrence of a string within another, case insensitive
|
|||
|
* - mb_strrchr - Finds the last occurrence of a character in a string within another
|
|||
|
* - mb_strrichr - Finds the last occurrence of a character in a string within another, case insensitive
|
|||
|
* - mb_strripos - Finds position of last occurrence of a string within another, case insensitive
|
|||
|
* - mb_strstr - Finds first occurrence of a string within anothers
|
|||
|
* - mb_strwidth - Return width of string
|
|||
|
* - mb_substr_count - Count the number of substring occurrences
|
|||
|
*
|
|||
|
* Not implemented:
|
|||
|
* - mb_convert_kana - Convert "kana" one from another ("zen-kaku", "han-kaku" and more)
|
|||
|
* - mb_decode_numericentity - Decode HTML numeric string reference to character
|
|||
|
* - mb_encode_numericentity - Encode character to HTML numeric string reference
|
|||
|
* - mb_ereg_* - Regular expression with multibyte support
|
|||
|
* - mb_parse_str - Parse GET/POST/COOKIE data and set global variable
|
|||
|
* - mb_preferred_mime_name - Get MIME charset string
|
|||
|
* - mb_regex_encoding - Returns current encoding for multibyte regex as string
|
|||
|
* - mb_regex_set_options - Set/Get the default options for mbregex functions
|
|||
|
* - mb_send_mail - Send encoded mail
|
|||
|
* - mb_split - Split multibyte string using regular expression
|
|||
|
* - mb_strcut - Get part of string
|
|||
|
* - mb_strimwidth - Get truncated string with specified width
|
|||
|
*
|
|||
|
* @author Nicolas Grekas <p@tchwork.com>
|
|||
|
*
|
|||
|
* @internal
|
|||
|
*/
|
|||
|
final class Mbstring
|
|||
|
{
|
|||
|
const MB_CASE_FOLD = PHP_INT_MAX;
|
|||
|
|
|||
|
private static $encodingList = array('ASCII', 'UTF-8');
|
|||
|
private static $language = 'neutral';
|
|||
|
private static $internalEncoding = 'UTF-8';
|
|||
|
private static $caseFold = array(
|
|||
|
array('µ','ſ',"\xCD\x85",'ς',"\xCF\x90","\xCF\x91","\xCF\x95","\xCF\x96","\xCF\xB0","\xCF\xB1","\xCF\xB5","\xE1\xBA\x9B","\xE1\xBE\xBE"),
|
|||
|
array('μ','s','ι', 'σ','β', 'θ', 'φ', 'π', 'κ', 'ρ', 'ε', "\xE1\xB9\xA1",'ι'),
|
|||
|
);
|
|||
|
|
|||
|
public static function mb_convert_encoding($s, $toEncoding, $fromEncoding = null)
|
|||
|
{
|
|||
|
if (is_array($fromEncoding) || false !== strpos($fromEncoding, ',')) {
|
|||
|
$fromEncoding = self::mb_detect_encoding($s, $fromEncoding);
|
|||
|
} else {
|
|||
|
$fromEncoding = self::getEncoding($fromEncoding);
|
|||
|
}
|
|||
|
|
|||
|
$toEncoding = self::getEncoding($toEncoding);
|
|||
|
|
|||
|
if ('BASE64' === $fromEncoding) {
|
|||
|
$s = base64_decode($s);
|
|||
|
$fromEncoding = $toEncoding;
|
|||
|
}
|
|||
|
|
|||
|
if ('BASE64' === $toEncoding) {
|
|||
|
return base64_encode($s);
|
|||
|
}
|
|||
|
|
|||
|
if ('HTML-ENTITIES' === $toEncoding || 'HTML' === $toEncoding) {
|
|||
|
if ('HTML-ENTITIES' === $fromEncoding || 'HTML' === $fromEncoding) {
|
|||
|
$fromEncoding = 'Windows-1252';
|
|||
|
}
|
|||
|
if ('UTF-8' !== $fromEncoding) {
|
|||
|
$s = iconv($fromEncoding, 'UTF-8', $s);
|
|||
|
}
|
|||
|
|
|||
|
return preg_replace_callback('/[\x80-\xFF]+/', array(__CLASS__, 'html_encoding_callback'), $s);
|
|||
|
}
|
|||
|
|
|||
|
if ('HTML-ENTITIES' === $fromEncoding) {
|
|||
|
$s = html_entity_decode($s, ENT_COMPAT, 'UTF-8');
|
|||
|
$fromEncoding = 'UTF-8';
|
|||
|
}
|
|||
|
|
|||
|
return iconv($fromEncoding, $toEncoding, $s);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_convert_variables($toEncoding, $fromEncoding, &$a = null, &$b = null, &$c = null, &$d = null, &$e = null, &$f = null)
|
|||
|
{
|
|||
|
$vars = array(&$a, &$b, &$c, &$d, &$e, &$f);
|
|||
|
|
|||
|
$ok = true;
|
|||
|
array_walk_recursive($vars, function (&$v) use (&$ok, $toEncoding, $fromEncoding) {
|
|||
|
if (false === $v = Mbstring::mb_convert_encoding($v, $toEncoding, $fromEncoding)) {
|
|||
|
$ok = false;
|
|||
|
}
|
|||
|
});
|
|||
|
|
|||
|
return $ok ? $fromEncoding : false;
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_decode_mimeheader($s)
|
|||
|
{
|
|||
|
return iconv_mime_decode($s, 2, self::$internalEncoding);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_encode_mimeheader($s, $charset = null, $transferEncoding = null, $linefeed = null, $indent = null)
|
|||
|
{
|
|||
|
trigger_error('mb_encode_mimeheader() is bugged. Please use iconv_mime_encode() instead', E_USER_WARNING);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_convert_case($s, $mode, $encoding = null)
|
|||
|
{
|
|||
|
if ('' === $s .= '') {
|
|||
|
return '';
|
|||
|
}
|
|||
|
|
|||
|
$encoding = self::getEncoding($encoding);
|
|||
|
|
|||
|
if ('UTF-8' === $encoding) {
|
|||
|
$encoding = null;
|
|||
|
} else {
|
|||
|
$s = iconv($encoding, 'UTF-8', $s);
|
|||
|
}
|
|||
|
|
|||
|
if (MB_CASE_TITLE == $mode) {
|
|||
|
$s = preg_replace_callback('/\b\p{Ll}/u', array(__CLASS__, 'title_case_upper'), $s);
|
|||
|
$s = preg_replace_callback('/\B[\p{Lu}\p{Lt}]+/u', array(__CLASS__, 'title_case_lower'), $s);
|
|||
|
} else {
|
|||
|
if (MB_CASE_UPPER == $mode) {
|
|||
|
static $upper = null;
|
|||
|
if (null === $upper) {
|
|||
|
$upper = self::getData('upperCase');
|
|||
|
}
|
|||
|
$map = $upper;
|
|||
|
} else {
|
|||
|
if (self::MB_CASE_FOLD === $mode) {
|
|||
|
$s = str_replace(self::$caseFold[0], self::$caseFold[1], $s);
|
|||
|
}
|
|||
|
|
|||
|
static $lower = null;
|
|||
|
if (null === $lower) {
|
|||
|
$lower = self::getData('lowerCase');
|
|||
|
}
|
|||
|
$map = $lower;
|
|||
|
}
|
|||
|
|
|||
|
static $ulenMask = array("\xC0" => 2, "\xD0" => 2, "\xE0" => 3, "\xF0" => 4);
|
|||
|
|
|||
|
$i = 0;
|
|||
|
$len = strlen($s);
|
|||
|
|
|||
|
while ($i < $len) {
|
|||
|
$ulen = $s[$i] < "\x80" ? 1 : $ulenMask[$s[$i] & "\xF0"];
|
|||
|
$uchr = substr($s, $i, $ulen);
|
|||
|
$i += $ulen;
|
|||
|
|
|||
|
if (isset($map[$uchr])) {
|
|||
|
$uchr = $map[$uchr];
|
|||
|
$nlen = strlen($uchr);
|
|||
|
|
|||
|
if ($nlen == $ulen) {
|
|||
|
$nlen = $i;
|
|||
|
do {
|
|||
|
$s[--$nlen] = $uchr[--$ulen];
|
|||
|
} while ($ulen);
|
|||
|
} else {
|
|||
|
$s = substr_replace($s, $uchr, $i - $ulen, $ulen);
|
|||
|
$len += $nlen - $ulen;
|
|||
|
$i += $nlen - $ulen;
|
|||
|
}
|
|||
|
}
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
if (null === $encoding) {
|
|||
|
return $s;
|
|||
|
}
|
|||
|
|
|||
|
return iconv('UTF-8', $encoding, $s);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_internal_encoding($encoding = null)
|
|||
|
{
|
|||
|
if (null === $encoding) {
|
|||
|
return self::$internalEncoding;
|
|||
|
}
|
|||
|
|
|||
|
$encoding = self::getEncoding($encoding);
|
|||
|
|
|||
|
if ('UTF-8' === $encoding || false !== @iconv($encoding, $encoding, ' ')) {
|
|||
|
self::$internalEncoding = $encoding;
|
|||
|
|
|||
|
return true;
|
|||
|
}
|
|||
|
|
|||
|
return false;
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_language($lang = null)
|
|||
|
{
|
|||
|
if (null === $lang) {
|
|||
|
return self::$language;
|
|||
|
}
|
|||
|
|
|||
|
switch ($lang = strtolower($lang)) {
|
|||
|
case 'uni':
|
|||
|
case 'neutral':
|
|||
|
self::$language = $lang;
|
|||
|
|
|||
|
return true;
|
|||
|
}
|
|||
|
|
|||
|
return false;
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_list_encodings()
|
|||
|
{
|
|||
|
return array('UTF-8');
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_encoding_aliases($encoding)
|
|||
|
{
|
|||
|
switch (strtoupper($encoding)) {
|
|||
|
case 'UTF8':
|
|||
|
case 'UTF-8':
|
|||
|
return array('utf8');
|
|||
|
}
|
|||
|
|
|||
|
return false;
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_check_encoding($var = null, $encoding = null)
|
|||
|
{
|
|||
|
if (null === $encoding) {
|
|||
|
if (null === $var) {
|
|||
|
return false;
|
|||
|
}
|
|||
|
$encoding = self::$internalEncoding;
|
|||
|
}
|
|||
|
|
|||
|
return self::mb_detect_encoding($var, array($encoding)) || false !== @iconv($encoding, $encoding, $var);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_detect_encoding($str, $encodingList = null, $strict = false)
|
|||
|
{
|
|||
|
if (null === $encodingList) {
|
|||
|
$encodingList = self::$encodingList;
|
|||
|
} else {
|
|||
|
if (!is_array($encodingList)) {
|
|||
|
$encodingList = array_map('trim', explode(',', $encodingList));
|
|||
|
}
|
|||
|
$encodingList = array_map('strtoupper', $encodingList);
|
|||
|
}
|
|||
|
|
|||
|
foreach ($encodingList as $enc) {
|
|||
|
switch ($enc) {
|
|||
|
case 'ASCII':
|
|||
|
if (!preg_match('/[\x80-\xFF]/', $str)) {
|
|||
|
return $enc;
|
|||
|
}
|
|||
|
break;
|
|||
|
|
|||
|
case 'UTF8':
|
|||
|
case 'UTF-8':
|
|||
|
if (preg_match('//u', $str)) {
|
|||
|
return 'UTF-8';
|
|||
|
}
|
|||
|
break;
|
|||
|
|
|||
|
default:
|
|||
|
if (0 === strncmp($enc, 'ISO-8859-', 9)) {
|
|||
|
return $enc;
|
|||
|
}
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
return false;
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_detect_order($encodingList = null)
|
|||
|
{
|
|||
|
if (null === $encodingList) {
|
|||
|
return self::$encodingList;
|
|||
|
}
|
|||
|
|
|||
|
if (!is_array($encodingList)) {
|
|||
|
$encodingList = array_map('trim', explode(',', $encodingList));
|
|||
|
}
|
|||
|
$encodingList = array_map('strtoupper', $encodingList);
|
|||
|
|
|||
|
foreach ($encodingList as $enc) {
|
|||
|
switch ($enc) {
|
|||
|
default:
|
|||
|
if (strncmp($enc, 'ISO-8859-', 9)) {
|
|||
|
return false;
|
|||
|
}
|
|||
|
case 'ASCII':
|
|||
|
case 'UTF8':
|
|||
|
case 'UTF-8':
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
self::$encodingList = $encodingList;
|
|||
|
|
|||
|
return true;
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_strlen($s, $encoding = null)
|
|||
|
{
|
|||
|
$encoding = self::getEncoding($encoding);
|
|||
|
|
|||
|
return iconv_strlen($s, $encoding);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_strpos($haystack, $needle, $offset = 0, $encoding = null)
|
|||
|
{
|
|||
|
$encoding = self::getEncoding($encoding);
|
|||
|
|
|||
|
if ('' === $needle .= '') {
|
|||
|
trigger_error(__METHOD__.': Empty delimiter', E_USER_WARNING);
|
|||
|
|
|||
|
return false;
|
|||
|
}
|
|||
|
|
|||
|
return iconv_strpos($haystack, $needle, $offset, $encoding);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_strrpos($haystack, $needle, $offset = 0, $encoding = null)
|
|||
|
{
|
|||
|
$encoding = self::getEncoding($encoding);
|
|||
|
|
|||
|
if ($offset != (int) $offset) {
|
|||
|
$offset = 0;
|
|||
|
} elseif ($offset = (int) $offset) {
|
|||
|
if ($offset < 0) {
|
|||
|
$haystack = self::mb_substr($haystack, 0, $offset, $encoding);
|
|||
|
$offset = 0;
|
|||
|
} else {
|
|||
|
$haystack = self::mb_substr($haystack, $offset, 2147483647, $encoding);
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
$pos = iconv_strrpos($haystack, $needle, $encoding);
|
|||
|
|
|||
|
return false !== $pos ? $offset + $pos : false;
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_strtolower($s, $encoding = null)
|
|||
|
{
|
|||
|
return self::mb_convert_case($s, MB_CASE_LOWER, $encoding);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_strtoupper($s, $encoding = null)
|
|||
|
{
|
|||
|
return self::mb_convert_case($s, MB_CASE_UPPER, $encoding);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_substitute_character($c = null)
|
|||
|
{
|
|||
|
if (0 === strcasecmp($c, 'none')) {
|
|||
|
return true;
|
|||
|
}
|
|||
|
|
|||
|
return null !== $c ? false : 'none';
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_substr($s, $start, $length = null, $encoding = null)
|
|||
|
{
|
|||
|
$encoding = self::getEncoding($encoding);
|
|||
|
|
|||
|
if ($start < 0) {
|
|||
|
$start = iconv_strlen($s, $encoding) + $start;
|
|||
|
if ($start < 0) {
|
|||
|
$start = 0;
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
if (null === $length) {
|
|||
|
$length = 2147483647;
|
|||
|
} elseif ($length < 0) {
|
|||
|
$length = iconv_strlen($s, $encoding) + $length - $start;
|
|||
|
if ($length < 0) {
|
|||
|
return '';
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
return iconv_substr($s, $start, $length, $encoding).'';
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_stripos($haystack, $needle, $offset = 0, $encoding = null)
|
|||
|
{
|
|||
|
$haystack = self::mb_convert_case($haystack, self::MB_CASE_FOLD, $encoding);
|
|||
|
$needle = self::mb_convert_case($needle, self::MB_CASE_FOLD, $encoding);
|
|||
|
|
|||
|
return self::mb_strpos($haystack, $needle, $offset, $encoding);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_stristr($haystack, $needle, $part = false, $encoding = null)
|
|||
|
{
|
|||
|
$pos = self::mb_stripos($haystack, $needle, 0, $encoding);
|
|||
|
|
|||
|
return self::getSubpart($pos, $part, $haystack, $encoding);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_strrchr($haystack, $needle, $part = false, $encoding = null)
|
|||
|
{
|
|||
|
$encoding = self::getEncoding($encoding);
|
|||
|
$needle = self::mb_substr($needle, 0, 1, $encoding);
|
|||
|
$pos = iconv_strrpos($haystack, $needle, $encoding);
|
|||
|
|
|||
|
return self::getSubpart($pos, $part, $haystack, $encoding);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_strrichr($haystack, $needle, $part = false, $encoding = null)
|
|||
|
{
|
|||
|
$needle = self::mb_substr($needle, 0, 1, $encoding);
|
|||
|
$pos = self::mb_strripos($haystack, $needle, $encoding);
|
|||
|
|
|||
|
return self::getSubpart($pos, $part, $haystack, $encoding);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_strripos($haystack, $needle, $offset = 0, $encoding = null)
|
|||
|
{
|
|||
|
$haystack = self::mb_convert_case($haystack, self::MB_CASE_FOLD, $encoding);
|
|||
|
$needle = self::mb_convert_case($needle, self::MB_CASE_FOLD, $encoding);
|
|||
|
|
|||
|
return self::mb_strrpos($haystack, $needle, $offset, $encoding);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_strstr($haystack, $needle, $part = false, $encoding = null)
|
|||
|
{
|
|||
|
$pos = strpos($haystack, $needle);
|
|||
|
if (false === $pos) {
|
|||
|
return false;
|
|||
|
}
|
|||
|
if ($part) {
|
|||
|
return substr($haystack, 0, $pos);
|
|||
|
}
|
|||
|
|
|||
|
return substr($haystack, $pos);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_get_info($type = 'all')
|
|||
|
{
|
|||
|
$info = array(
|
|||
|
'internal_encoding' => self::$internalEncoding,
|
|||
|
'http_output' => 'pass',
|
|||
|
'http_output_conv_mimetypes' => '^(text/|application/xhtml\+xml)',
|
|||
|
'func_overload' => 0,
|
|||
|
'func_overload_list' => 'no overload',
|
|||
|
'mail_charset' => 'UTF-8',
|
|||
|
'mail_header_encoding' => 'BASE64',
|
|||
|
'mail_body_encoding' => 'BASE64',
|
|||
|
'illegal_chars' => 0,
|
|||
|
'encoding_translation' => 'Off',
|
|||
|
'language' => self::$language,
|
|||
|
'detect_order' => self::$encodingList,
|
|||
|
'substitute_character' => 'none',
|
|||
|
'strict_detection' => 'Off',
|
|||
|
);
|
|||
|
|
|||
|
if ('all' === $type) {
|
|||
|
return $info;
|
|||
|
}
|
|||
|
if (isset($info[$type])) {
|
|||
|
return $info[$type];
|
|||
|
}
|
|||
|
|
|||
|
return false;
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_http_input($type = '')
|
|||
|
{
|
|||
|
return false;
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_http_output($encoding = null)
|
|||
|
{
|
|||
|
return null !== $encoding ? 'pass' === $encoding : 'pass';
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_strwidth($s, $encoding = null)
|
|||
|
{
|
|||
|
$encoding = self::getEncoding($encoding);
|
|||
|
|
|||
|
if ('UTF-8' !== $encoding) {
|
|||
|
$s = iconv($encoding, 'UTF-8', $s);
|
|||
|
}
|
|||
|
|
|||
|
$s = preg_replace('/[\x{1100}-\x{115F}\x{2329}\x{232A}\x{2E80}-\x{303E}\x{3040}-\x{A4CF}\x{AC00}-\x{D7A3}\x{F900}-\x{FAFF}\x{FE10}-\x{FE19}\x{FE30}-\x{FE6F}\x{FF00}-\x{FF60}\x{FFE0}-\x{FFE6}\x{20000}-\x{2FFFD}\x{30000}-\x{3FFFD}]/u', '', $s, -1, $wide);
|
|||
|
|
|||
|
return ($wide << 1) + iconv_strlen($s, 'UTF-8');
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_substr_count($haystack, $needle, $encoding = null)
|
|||
|
{
|
|||
|
return substr_count($haystack, $needle);
|
|||
|
}
|
|||
|
|
|||
|
public static function mb_output_handler($contents, $status)
|
|||
|
{
|
|||
|
return $contents;
|
|||
|
}
|
|||
|
|
|||
|
private static function getSubpart($pos, $part, $haystack, $encoding)
|
|||
|
{
|
|||
|
if (false === $pos) {
|
|||
|
return false;
|
|||
|
}
|
|||
|
if ($part) {
|
|||
|
return self::mb_substr($haystack, 0, $pos, $encoding);
|
|||
|
}
|
|||
|
|
|||
|
return self::mb_substr($haystack, $pos, null, $encoding);
|
|||
|
}
|
|||
|
|
|||
|
private static function html_encoding_callback($m)
|
|||
|
{
|
|||
|
$i = 1;
|
|||
|
$entities = '';
|
|||
|
$m = unpack('C*', htmlentities($m[0], ENT_COMPAT, 'UTF-8'));
|
|||
|
|
|||
|
while (isset($m[$i])) {
|
|||
|
if (0x80 > $m[$i]) {
|
|||
|
$entities .= chr($m[$i++]);
|
|||
|
continue;
|
|||
|
}
|
|||
|
if (0xF0 <= $m[$i]) {
|
|||
|
$c = (($m[$i++] - 0xF0) << 18) + (($m[$i++] - 0x80) << 12) + (($m[$i++] - 0x80) << 6) + $m[$i++] - 0x80;
|
|||
|
} elseif (0xE0 <= $m[$i]) {
|
|||
|
$c = (($m[$i++] - 0xE0) << 12) + (($m[$i++] - 0x80) << 6) + $m[$i++] - 0x80;
|
|||
|
} else {
|
|||
|
$c = (($m[$i++] - 0xC0) << 6) + $m[$i++] - 0x80;
|
|||
|
}
|
|||
|
|
|||
|
$entities .= '&#'.$c.';';
|
|||
|
}
|
|||
|
|
|||
|
return $entities;
|
|||
|
}
|
|||
|
|
|||
|
private static function title_case_lower($s)
|
|||
|
{
|
|||
|
return self::mb_convert_case($s[0], MB_CASE_LOWER, 'UTF-8');
|
|||
|
}
|
|||
|
|
|||
|
private static function title_case_upper($s)
|
|||
|
{
|
|||
|
return self::mb_convert_case($s[0], MB_CASE_UPPER, 'UTF-8');
|
|||
|
}
|
|||
|
|
|||
|
private static function getData($file)
|
|||
|
{
|
|||
|
if (file_exists($file = __DIR__.'/Resources/unidata/'.$file.'.php')) {
|
|||
|
return require $file;
|
|||
|
}
|
|||
|
|
|||
|
return false;
|
|||
|
}
|
|||
|
|
|||
|
private static function getEncoding($encoding)
|
|||
|
{
|
|||
|
if (null === $encoding) {
|
|||
|
return self::$internalEncoding;
|
|||
|
}
|
|||
|
|
|||
|
$encoding = strtoupper($encoding);
|
|||
|
|
|||
|
if ('8BIT' === $encoding || 'BINARY' === $encoding) {
|
|||
|
return 'CP850';
|
|||
|
}
|
|||
|
if ('UTF8' === $encoding) {
|
|||
|
return 'UTF-8';
|
|||
|
}
|
|||
|
|
|||
|
return $encoding;
|
|||
|
}
|
|||
|
}
|