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<?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\Component\String;
use Symfony\Component\String\Exception\ExceptionInterface;
use Symfony\Component\String\Exception\InvalidArgumentException;
use Symfony\Component\String\Exception\RuntimeException;
/**
* Represents a string of abstract Unicode characters.
*
* Unicode defines 3 types of "characters" (bytes, code points and grapheme clusters).
* This class is the abstract type to use as a type-hint when the logic you want to
* implement is Unicode-aware but doesn't care about code points vs grapheme clusters.
*
* @author Nicolas Grekas <p@tchwork.com>
*
* @throws ExceptionInterface
*/
abstract class AbstractUnicodeString extends AbstractString
{
public const NFC = \Normalizer::NFC;
public const NFD = \Normalizer::NFD;
public const NFKC = \Normalizer::NFKC;
public const NFKD = \Normalizer::NFKD;
// all ASCII letters sorted by typical frequency of occurrence
private const ASCII = "\x20\x65\x69\x61\x73\x6E\x74\x72\x6F\x6C\x75\x64\x5D\x5B\x63\x6D\x70\x27\x0A\x67\x7C\x68\x76\x2E\x66\x62\x2C\x3A\x3D\x2D\x71\x31\x30\x43\x32\x2A\x79\x78\x29\x28\x4C\x39\x41\x53\x2F\x50\x22\x45\x6A\x4D\x49\x6B\x33\x3E\x35\x54\x3C\x44\x34\x7D\x42\x7B\x38\x46\x77\x52\x36\x37\x55\x47\x4E\x3B\x4A\x7A\x56\x23\x48\x4F\x57\x5F\x26\x21\x4B\x3F\x58\x51\x25\x59\x5C\x09\x5A\x2B\x7E\x5E\x24\x40\x60\x7F\x00\x01\x02\x03\x04\x05\x06\x07\x08\x0B\x0C\x0D\x0E\x0F\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1A\x1B\x1C\x1D\x1E\x1F";
// the subset of folded case mappings that is not in lower case mappings
private const FOLD_FROM = ['İ', 'µ', 'ſ', "\xCD\x85", 'ς', 'ϐ', 'ϑ', 'ϕ', 'ϖ', 'ϰ', 'ϱ', 'ϵ', 'ẛ', "\xE1\xBE\xBE", 'ß', 'İ', 'ʼn', 'ǰ', 'ΐ', 'ΰ', 'և', 'ẖ', 'ẗ', 'ẘ', 'ẙ', 'ẚ', 'ẞ', 'ὐ', 'ὒ', 'ὔ', 'ὖ', 'ᾀ', 'ᾁ', 'ᾂ', 'ᾃ', 'ᾄ', 'ᾅ', 'ᾆ', 'ᾇ', 'ᾈ', 'ᾉ', 'ᾊ', 'ᾋ', 'ᾌ', 'ᾍ', 'ᾎ', 'ᾏ', 'ᾐ', 'ᾑ', 'ᾒ', 'ᾓ', 'ᾔ', 'ᾕ', 'ᾖ', 'ᾗ', 'ᾘ', 'ᾙ', 'ᾚ', 'ᾛ', 'ᾜ', 'ᾝ', 'ᾞ', 'ᾟ', 'ᾠ', 'ᾡ', 'ᾢ', 'ᾣ', 'ᾤ', 'ᾥ', 'ᾦ', 'ᾧ', 'ᾨ', 'ᾩ', 'ᾪ', 'ᾫ', 'ᾬ', 'ᾭ', 'ᾮ', 'ᾯ', 'ᾲ', 'ᾳ', 'ᾴ', 'ᾶ', 'ᾷ', 'ᾼ', 'ῂ', 'ῃ', 'ῄ', 'ῆ', 'ῇ', 'ῌ', 'ῒ', 'ΐ', 'ῖ', 'ῗ', 'ῢ', 'ΰ', 'ῤ', 'ῦ', 'ῧ', 'ῲ', 'ῳ', 'ῴ', 'ῶ', 'ῷ', 'ῼ', 'ff', 'fi', 'fl', 'ffi', 'ffl', 'ſt', 'st', 'ﬓ', 'ﬔ', 'ﬕ', 'ﬖ', 'ﬗ'];
private const FOLD_TO = ['i̇', 'μ', 's', 'ι', 'σ', 'β', 'θ', 'φ', 'π', 'κ', 'ρ', 'ε', 'ṡ', 'ι', 'ss', 'i̇', 'ʼn', 'ǰ', 'ΐ', 'ΰ', 'եւ', 'ẖ', 'ẗ', 'ẘ', 'ẙ', 'aʾ', 'ss', 'ὐ', 'ὒ', 'ὔ', 'ὖ', 'ἀι', 'ἁι', 'ἂι', 'ἃι', 'ἄι', 'ἅι', 'ἆι', 'ἇι', 'ἀι', 'ἁι', 'ἂι', 'ἃι', 'ἄι', 'ἅι', 'ἆι', 'ἇι', 'ἠι', 'ἡι', 'ἢι', 'ἣι', 'ἤι', 'ἥι', 'ἦι', 'ἧι', 'ἠι', 'ἡι', 'ἢι', 'ἣι', 'ἤι', 'ἥι', 'ἦι', 'ἧι', 'ὠι', 'ὡι', 'ὢι', 'ὣι', 'ὤι', 'ὥι', 'ὦι', 'ὧι', 'ὠι', 'ὡι', 'ὢι', 'ὣι', 'ὤι', 'ὥι', 'ὦι', 'ὧι', 'ὰι', 'αι', 'άι', 'ᾶ', 'ᾶι', 'αι', 'ὴι', 'ηι', 'ήι', 'ῆ', 'ῆι', 'ηι', 'ῒ', 'ΐ', 'ῖ', 'ῗ', 'ῢ', 'ΰ', 'ῤ', 'ῦ', 'ῧ', 'ὼι', 'ωι', 'ώι', 'ῶ', 'ῶι', 'ωι', 'ff', 'fi', 'fl', 'ffi', 'ffl', 'st', 'st', 'մն', 'մե', 'մի', 'վն', 'մխ'];
// the subset of upper case mappings that map one code point to many code points
private const UPPER_FROM = ['ß', 'ff', 'fi', 'fl', 'ffi', 'ffl', 'ſt', 'st', 'և', 'ﬓ', 'ﬔ', 'ﬕ', 'ﬖ', 'ﬗ', 'ʼn', 'ΐ', 'ΰ', 'ǰ', 'ẖ', 'ẗ', 'ẘ', 'ẙ', 'ẚ', 'ὐ', 'ὒ', 'ὔ', 'ὖ', 'ᾶ', 'ῆ', 'ῒ', 'ΐ', 'ῖ', 'ῗ', 'ῢ', 'ΰ', 'ῤ', 'ῦ', 'ῧ', 'ῶ'];
private const UPPER_TO = ['SS', 'FF', 'FI', 'FL', 'FFI', 'FFL', 'ST', 'ST', 'ԵՒ', 'ՄՆ', 'ՄԵ', 'ՄԻ', 'ՎՆ', 'ՄԽ', 'ʼN', 'Ϊ́', 'Ϋ́', 'J̌', 'H̱', 'T̈', 'W̊', 'Y̊', 'Aʾ', 'Υ̓', 'Υ̓̀', 'Υ̓́', 'Υ̓͂', 'Α͂', 'Η͂', 'Ϊ̀', 'Ϊ́', 'Ι͂', 'Ϊ͂', 'Ϋ̀', 'Ϋ́', 'Ρ̓', 'Υ͂', 'Ϋ͂', 'Ω͂'];
// the subset of https://github.com/unicode-org/cldr/blob/master/common/transforms/Latin-ASCII.xml that is not in NFKD
private const TRANSLIT_FROM = ['Æ', 'Ð', 'Ø', 'Þ', 'ß', 'æ', 'ð', 'ø', 'þ', 'Đ', 'đ', 'Ħ', 'ħ', 'ı', 'ĸ', 'Ŀ', 'ŀ', 'Ł', 'ł', 'ʼn', 'Ŋ', 'ŋ', 'Œ', 'œ', 'Ŧ', 'ŧ', 'ƀ', 'Ɓ', 'Ƃ', 'ƃ', 'Ƈ', 'ƈ', 'Ɖ', 'Ɗ', 'Ƌ', 'ƌ', 'Ɛ', 'Ƒ', 'ƒ', 'Ɠ', 'ƕ', 'Ɩ', 'Ɨ', 'Ƙ', 'ƙ', 'ƚ', 'Ɲ', 'ƞ', 'Ƣ', 'ƣ', 'Ƥ', 'ƥ', 'ƫ', 'Ƭ', 'ƭ', 'Ʈ', 'Ʋ', 'Ƴ', 'ƴ', 'Ƶ', 'ƶ', 'DŽ', 'Dž', 'dž', 'Ǥ', 'ǥ', 'ȡ', 'Ȥ', 'ȥ', 'ȴ', 'ȵ', 'ȶ', 'ȷ', 'ȸ', 'ȹ', 'Ⱥ', 'Ȼ', 'ȼ', 'Ƚ', 'Ⱦ', 'ȿ', 'ɀ', 'Ƀ', 'Ʉ', 'Ɇ', 'ɇ', 'Ɉ', 'ɉ', 'Ɍ', 'ɍ', 'Ɏ', 'ɏ', 'ɓ', 'ɕ', 'ɖ', 'ɗ', 'ɛ', 'ɟ', 'ɠ', 'ɡ', 'ɢ', 'ɦ', 'ɧ', 'ɨ', 'ɪ', 'ɫ', 'ɬ', 'ɭ', 'ɱ', 'ɲ', 'ɳ', 'ɴ', 'ɶ', 'ɼ', 'ɽ', 'ɾ', 'ʀ', 'ʂ', 'ʈ', 'ʉ', 'ʋ', 'ʏ', 'ʐ', 'ʑ', 'ʙ', 'ʛ', 'ʜ', 'ʝ', 'ʟ', 'ʠ', 'ʣ', 'ʥ', 'ʦ', 'ʪ', 'ʫ', 'ᴀ', 'ᴁ', 'ᴃ', 'ᴄ', 'ᴅ', 'ᴆ', 'ᴇ', 'ᴊ', 'ᴋ', 'ᴌ', 'ᴍ', 'ᴏ', 'ᴘ', 'ᴛ', 'ᴜ', 'ᴠ', 'ᴡ', 'ᴢ', 'ᵫ', 'ᵬ', 'ᵭ', 'ᵮ', 'ᵯ', 'ᵰ', 'ᵱ', 'ᵲ', 'ᵳ', 'ᵴ', 'ᵵ', 'ᵶ', 'ᵺ', 'ᵻ', 'ᵽ', 'ᵾ', 'ᶀ', 'ᶁ', 'ᶂ', 'ᶃ', 'ᶄ', 'ᶅ', 'ᶆ', 'ᶇ', 'ᶈ', 'ᶉ', 'ᶊ', 'ᶌ', 'ᶍ', 'ᶎ', 'ᶏ', 'ᶑ', 'ᶒ', 'ᶓ', 'ᶖ', 'ᶙ', 'ẚ', 'ẜ', 'ẝ', 'ẞ', 'Ỻ', 'ỻ', 'Ỽ', 'ỽ', 'Ỿ', 'ỿ', '©', '®', '₠', '₢', '₣', '₤', '₧', '₺', '₹', 'ℌ', '℞', '㎧', '㎮', '㏆', '㏗', '㏞', '㏟', '¼', '½', '¾', '⅓', '⅔', '⅕', '⅖', '⅗', '⅘', '⅙', '⅚', '⅛', '⅜', '⅝', '⅞', '⅟', '〇', '‘', '’', '‚', '‛', '“', '”', '„', '‟', '′', '″', '〝', '〞', '«', '»', '‹', '›', '‐', '‑', '‒', '–', '—', '―', '︱', '︲', '﹘', '‖', '⁄', '⁅', '⁆', '⁎', '、', '。', '〈', '〉', '《', '》', '〔', '〕', '〘', '〙', '〚', '〛', '︑', '︒', '︹', '︺', '︽', '︾', '︿', '﹀', '﹑', '﹝', '﹞', '⦅', '⦆', '。', '、', '×', '÷', '−', '∕', '∖', '∣', '∥', '≪', '≫', '⦅', '⦆'];
private const TRANSLIT_TO = ['AE', 'D', 'O', 'TH', 'ss', 'ae', 'd', 'o', 'th', 'D', 'd', 'H', 'h', 'i', 'q', 'L', 'l', 'L', 'l', '\'n', 'N', 'n', 'OE', 'oe', 'T', 't', 'b', 'B', 'B', 'b', 'C', 'c', 'D', 'D', 'D', 'd', 'E', 'F', 'f', 'G', 'hv', 'I', 'I', 'K', 'k', 'l', 'N', 'n', 'OI', 'oi', 'P', 'p', 't', 'T', 't', 'T', 'V', 'Y', 'y', 'Z', 'z', 'DZ', 'Dz', 'dz', 'G', 'g', 'd', 'Z', 'z', 'l', 'n', 't', 'j', 'db', 'qp', 'A', 'C', 'c', 'L', 'T', 's', 'z', 'B', 'U', 'E', 'e', 'J', 'j', 'R', 'r', 'Y', 'y', 'b', 'c', 'd', 'd', 'e', 'j', 'g', 'g', 'G', 'h', 'h', 'i', 'I', 'l', 'l', 'l', 'm', 'n', 'n', 'N', 'OE', 'r', 'r', 'r', 'R', 's', 't', 'u', 'v', 'Y', 'z', 'z', 'B', 'G', 'H', 'j', 'L', 'q', 'dz', 'dz', 'ts', 'ls', 'lz', 'A', 'AE', 'B', 'C', 'D', 'D', 'E', 'J', 'K', 'L', 'M', 'O', 'P', 'T', 'U', 'V', 'W', 'Z', 'ue', 'b', 'd', 'f', 'm', 'n', 'p', 'r', 'r', 's', 't', 'z', 'th', 'I', 'p', 'U', 'b', 'd', 'f', 'g', 'k', 'l', 'm', 'n', 'p', 'r', 's', 'v', 'x', 'z', 'a', 'd', 'e', 'e', 'i', 'u', 'a', 's', 's', 'SS', 'LL', 'll', 'V', 'v', 'Y', 'y', '(C)', '(R)', 'CE', 'Cr', 'Fr.', 'L.', 'Pts', 'TL', 'Rs', 'x', 'Rx', 'm/s', 'rad/s', 'C/kg', 'pH', 'V/m', 'A/m', ' 1/4', ' 1/2', ' 3/4', ' 1/3', ' 2/3', ' 1/5', ' 2/5', ' 3/5', ' 4/5', ' 1/6', ' 5/6', ' 1/8', ' 3/8', ' 5/8', ' 7/8', ' 1/', '0', '\'', '\'', ',', '\'', '"', '"', ',,', '"', '\'', '"', '"', '"', '<<', '>>', '<', '>', '-', '-', '-', '-', '-', '-', '-', '-', '-', '||', '/', '[', ']', '*', ',', '.', '<', '>', '<<', '>>', '[', ']', '[', ']', '[', ']', ',', '.', '[', ']', '<<', '>>', '<', '>', ',', '[', ']', '((', '))', '.', ',', '*', '/', '-', '/', '\\', '|', '||', '<<', '>>', '((', '))'];
private static $transliterators = [];
private static $tableZero;
private static $tableWide;
public static function fromCodePoints(int ...$codes): static
{
$string = '';
foreach ($codes as $code) {
if (0x80 > $code %= 0x200000) {
$string .= \chr($code);
} elseif (0x800 > $code) {
$string .= \chr(0xC0 | $code >> 6).\chr(0x80 | $code & 0x3F);
} elseif (0x10000 > $code) {
$string .= \chr(0xE0 | $code >> 12).\chr(0x80 | $code >> 6 & 0x3F).\chr(0x80 | $code & 0x3F);
} else {
$string .= \chr(0xF0 | $code >> 18).\chr(0x80 | $code >> 12 & 0x3F).\chr(0x80 | $code >> 6 & 0x3F).\chr(0x80 | $code & 0x3F);
}
}
return new static($string);
}
/**
* Generic UTF-8 to ASCII transliteration.
*
* Install the intl extension for best results.
*
* @param string[]|\Transliterator[]|\Closure[] $rules See "*-Latin" rules from Transliterator::listIDs()
*/
public function ascii(array $rules = []): self
{
$str = clone $this;
$s = $str->string;
$str->string = '';
array_unshift($rules, 'nfd');
$rules[] = 'latin-ascii';
if (\function_exists('transliterator_transliterate')) {
$rules[] = 'any-latin/bgn';
}
$rules[] = 'nfkd';
$rules[] = '[:nonspacing mark:] remove';
while (\strlen($s) - 1 > $i = strspn($s, self::ASCII)) {
if (0 < --$i) {
$str->string .= substr($s, 0, $i);
$s = substr($s, $i);
}
if (!$rule = array_shift($rules)) {
$rules = []; // An empty rule interrupts the next ones
}
if ($rule instanceof \Transliterator) {
$s = $rule->transliterate($s);
} elseif ($rule instanceof \Closure) {
$s = $rule($s);
} elseif ($rule) {
if ('nfd' === $rule = strtolower($rule)) {
normalizer_is_normalized($s, self::NFD) ?: $s = normalizer_normalize($s, self::NFD);
} elseif ('nfkd' === $rule) {
normalizer_is_normalized($s, self::NFKD) ?: $s = normalizer_normalize($s, self::NFKD);
} elseif ('[:nonspacing mark:] remove' === $rule) {
$s = preg_replace('/\p{Mn}++/u', '', $s);
} elseif ('latin-ascii' === $rule) {
$s = str_replace(self::TRANSLIT_FROM, self::TRANSLIT_TO, $s);
} elseif ('de-ascii' === $rule) {
$s = preg_replace("/([AUO])\u{0308}(?=\p{Ll})/u", '$1e', $s);
$s = str_replace(["a\u{0308}", "o\u{0308}", "u\u{0308}", "A\u{0308}", "O\u{0308}", "U\u{0308}"], ['ae', 'oe', 'ue', 'AE', 'OE', 'UE'], $s);
} elseif (\function_exists('transliterator_transliterate')) {
if (null === $transliterator = self::$transliterators[$rule] ?? self::$transliterators[$rule] = \Transliterator::create($rule)) {
if ('any-latin/bgn' === $rule) {
$rule = 'any-latin';
$transliterator = self::$transliterators[$rule] ?? self::$transliterators[$rule] = \Transliterator::create($rule);
}
if (null === $transliterator) {
throw new InvalidArgumentException(sprintf('Unknown transliteration rule "%s".', $rule));
}
self::$transliterators['any-latin/bgn'] = $transliterator;
}
$s = $transliterator->transliterate($s);
}
} elseif (!\function_exists('iconv')) {
$s = preg_replace('/[^\x00-\x7F]/u', '?', $s);
} else {
$s = @preg_replace_callback('/[^\x00-\x7F]/u', static function ($c) {
$c = (string) iconv('UTF-8', 'ASCII//TRANSLIT', $c[0]);
if ('' === $c && '' === iconv('UTF-8', 'ASCII//TRANSLIT', '²')) {
throw new \LogicException(sprintf('"%s" requires a translit-able iconv implementation, try installing "gnu-libiconv" if you\'re using Alpine Linux.', static::class));
}
return 1 < \strlen($c) ? ltrim($c, '\'`"^~') : ('' !== $c ? $c : '?');
}, $s);
}
}
$str->string .= $s;
return $str;
}
public function camel(): static
{
$str = clone $this;
$str->string = str_replace(' ', '', preg_replace_callback('/\b.(?![A-Z]{2,})/u', static function ($m) use (&$i) {
return 1 === ++$i ? ('İ' === $m[0] ? 'i̇' : mb_strtolower($m[0], 'UTF-8')) : mb_convert_case($m[0], \MB_CASE_TITLE, 'UTF-8');
}, preg_replace('/[^\pL0-9]++/u', ' ', $this->string)));
return $str;
}
/**
* @return int[]
*/
public function codePointsAt(int $offset): array
{
$str = $this->slice($offset, 1);
if ('' === $str->string) {
return [];
}
$codePoints = [];
foreach (preg_split('//u', $str->string, -1, \PREG_SPLIT_NO_EMPTY) as $c) {
$codePoints[] = mb_ord($c, 'UTF-8');
}
return $codePoints;
}
public function folded(bool $compat = true): static
{
$str = clone $this;
if (!$compat || !\defined('Normalizer::NFKC_CF')) {
$str->string = normalizer_normalize($str->string, $compat ? \Normalizer::NFKC : \Normalizer::NFC);
$str->string = mb_strtolower(str_replace(self::FOLD_FROM, self::FOLD_TO, $this->string), 'UTF-8');
} else {
$str->string = normalizer_normalize($str->string, \Normalizer::NFKC_CF);
}
return $str;
}
public function join(array $strings, string $lastGlue = null): static
{
$str = clone $this;
$tail = null !== $lastGlue && 1 < \count($strings) ? $lastGlue.array_pop($strings) : '';
$str->string = implode($this->string, $strings).$tail;
if (!preg_match('//u', $str->string)) {
throw new InvalidArgumentException('Invalid UTF-8 string.');
}
return $str;
}
public function lower(): static
{
$str = clone $this;
$str->string = mb_strtolower(str_replace('İ', 'i̇', $str->string), 'UTF-8');
return $str;
}
public function match(string $regexp, int $flags = 0, int $offset = 0): array
{
$match = ((\PREG_PATTERN_ORDER | \PREG_SET_ORDER) & $flags) ? 'preg_match_all' : 'preg_match';
if ($this->ignoreCase) {
$regexp .= 'i';
}
set_error_handler(static function ($t, $m) { throw new InvalidArgumentException($m); });
try {
if (false === $match($regexp.'u', $this->string, $matches, $flags | \PREG_UNMATCHED_AS_NULL, $offset)) {
$lastError = preg_last_error();
foreach (get_defined_constants(true)['pcre'] as $k => $v) {
if ($lastError === $v && '_ERROR' === substr($k, -6)) {
throw new RuntimeException('Matching failed with '.$k.'.');
}
}
throw new RuntimeException('Matching failed with unknown error code.');
}
} finally {
restore_error_handler();
}
return $matches;
}
public function normalize(int $form = self::NFC): static
{
if (!\in_array($form, [self::NFC, self::NFD, self::NFKC, self::NFKD])) {
throw new InvalidArgumentException('Unsupported normalization form.');
}
$str = clone $this;
normalizer_is_normalized($str->string, $form) ?: $str->string = normalizer_normalize($str->string, $form);
return $str;
}
public function padBoth(int $length, string $padStr = ' '): static
{
if ('' === $padStr || !preg_match('//u', $padStr)) {
throw new InvalidArgumentException('Invalid UTF-8 string.');
}
$pad = clone $this;
$pad->string = $padStr;
return $this->pad($length, $pad, \STR_PAD_BOTH);
}
public function padEnd(int $length, string $padStr = ' '): static
{
if ('' === $padStr || !preg_match('//u', $padStr)) {
throw new InvalidArgumentException('Invalid UTF-8 string.');
}
$pad = clone $this;
$pad->string = $padStr;
return $this->pad($length, $pad, \STR_PAD_RIGHT);
}
public function padStart(int $length, string $padStr = ' '): static
{
if ('' === $padStr || !preg_match('//u', $padStr)) {
throw new InvalidArgumentException('Invalid UTF-8 string.');
}
$pad = clone $this;
$pad->string = $padStr;
return $this->pad($length, $pad, \STR_PAD_LEFT);
}
public function replaceMatches(string $fromRegexp, string|callable $to): static
{
if ($this->ignoreCase) {
$fromRegexp .= 'i';
}
if (\is_array($to) || $to instanceof \Closure) {
$replace = 'preg_replace_callback';
$to = static function (array $m) use ($to): string {
$to = $to($m);
if ('' !== $to && (!\is_string($to) || !preg_match('//u', $to))) {
throw new InvalidArgumentException('Replace callback must return a valid UTF-8 string.');
}
return $to;
};
} elseif ('' !== $to && !preg_match('//u', $to)) {
throw new InvalidArgumentException('Invalid UTF-8 string.');
} else {
$replace = 'preg_replace';
}
set_error_handler(static function ($t, $m) { throw new InvalidArgumentException($m); });
try {
if (null === $string = $replace($fromRegexp.'u', $to, $this->string)) {
$lastError = preg_last_error();
foreach (get_defined_constants(true)['pcre'] as $k => $v) {
if ($lastError === $v && '_ERROR' === substr($k, -6)) {
throw new RuntimeException('Matching failed with '.$k.'.');
}
}
throw new RuntimeException('Matching failed with unknown error code.');
}
} finally {
restore_error_handler();
}
$str = clone $this;
$str->string = $string;
return $str;
}
public function reverse(): static
{
$str = clone $this;
$str->string = implode('', array_reverse(preg_split('/(\X)/u', $str->string, -1, \PREG_SPLIT_DELIM_CAPTURE | \PREG_SPLIT_NO_EMPTY)));
return $str;
}
public function snake(): static
{
$str = $this->camel();
$str->string = mb_strtolower(preg_replace(['/(\p{Lu}+)(\p{Lu}\p{Ll})/u', '/([\p{Ll}0-9])(\p{Lu})/u'], '\1_\2', $str->string), 'UTF-8');
return $str;
}
public function title(bool $allWords = false): static
{
$str = clone $this;
$limit = $allWords ? -1 : 1;
$str->string = preg_replace_callback('/\b./u', static function (array $m): string {
return mb_convert_case($m[0], \MB_CASE_TITLE, 'UTF-8');
}, $str->string, $limit);
return $str;
}
public function trim(string $chars = " \t\n\r\0\x0B\x0C\u{A0}\u{FEFF}"): static
{
if (" \t\n\r\0\x0B\x0C\u{A0}\u{FEFF}" !== $chars && !preg_match('//u', $chars)) {
throw new InvalidArgumentException('Invalid UTF-8 chars.');
}
$chars = preg_quote($chars);
$str = clone $this;
$str->string = preg_replace("{^[$chars]++|[$chars]++$}uD", '', $str->string);
return $str;
}
public function trimEnd(string $chars = " \t\n\r\0\x0B\x0C\u{A0}\u{FEFF}"): static
{
if (" \t\n\r\0\x0B\x0C\u{A0}\u{FEFF}" !== $chars && !preg_match('//u', $chars)) {
throw new InvalidArgumentException('Invalid UTF-8 chars.');
}
$chars = preg_quote($chars);
$str = clone $this;
$str->string = preg_replace("{[$chars]++$}uD", '', $str->string);
return $str;
}
public function trimPrefix($prefix): static
{
if (!$this->ignoreCase) {
return parent::trimPrefix($prefix);
}
$str = clone $this;
if ($prefix instanceof \Traversable) {
$prefix = iterator_to_array($prefix, false);
} elseif ($prefix instanceof parent) {
$prefix = $prefix->string;
}
$prefix = implode('|', array_map('preg_quote', (array) $prefix));
$str->string = preg_replace("{^(?:$prefix)}iuD", '', $this->string);
return $str;
}
public function trimStart(string $chars = " \t\n\r\0\x0B\x0C\u{A0}\u{FEFF}"): static
{
if (" \t\n\r\0\x0B\x0C\u{A0}\u{FEFF}" !== $chars && !preg_match('//u', $chars)) {
throw new InvalidArgumentException('Invalid UTF-8 chars.');
}
$chars = preg_quote($chars);
$str = clone $this;
$str->string = preg_replace("{^[$chars]++}uD", '', $str->string);
return $str;
}
public function trimSuffix($suffix): static
{
if (!$this->ignoreCase) {
return parent::trimSuffix($suffix);
}
$str = clone $this;
if ($suffix instanceof \Traversable) {
$suffix = iterator_to_array($suffix, false);
} elseif ($suffix instanceof parent) {
$suffix = $suffix->string;
}
$suffix = implode('|', array_map('preg_quote', (array) $suffix));
$str->string = preg_replace("{(?:$suffix)$}iuD", '', $this->string);
return $str;
}
public function upper(): static
{
$str = clone $this;
$str->string = mb_strtoupper($str->string, 'UTF-8');
return $str;
}
public function width(bool $ignoreAnsiDecoration = true): int
{
$width = 0;
$s = str_replace(["\x00", "\x05", "\x07"], '', $this->string);
if (false !== strpos($s, "\r")) {
$s = str_replace(["\r\n", "\r"], "\n", $s);
}
if (!$ignoreAnsiDecoration) {
$s = preg_replace('/[\p{Cc}\x7F]++/u', '', $s);
}
foreach (explode("\n", $s) as $s) {
if ($ignoreAnsiDecoration) {
$s = preg_replace('/(?:\x1B(?:
\[ [\x30-\x3F]*+ [\x20-\x2F]*+ [\x40-\x7E]
| [P\]X^_] .*? \x1B\\\\
| [\x41-\x7E]
)|[\p{Cc}\x7F]++)/xu', '', $s);
}
$lineWidth = $this->wcswidth($s);
if ($lineWidth > $width) {
$width = $lineWidth;
}
}
return $width;
}
private function pad(int $len, self $pad, int $type): static
{
$sLen = $this->length();
if ($len <= $sLen) {
return clone $this;
}
$padLen = $pad->length();
$freeLen = $len - $sLen;
$len = $freeLen % $padLen;
switch ($type) {
case \STR_PAD_RIGHT:
return $this->append(str_repeat($pad->string, intdiv($freeLen, $padLen)).($len ? $pad->slice(0, $len) : ''));
case \STR_PAD_LEFT:
return $this->prepend(str_repeat($pad->string, intdiv($freeLen, $padLen)).($len ? $pad->slice(0, $len) : ''));
case \STR_PAD_BOTH:
$freeLen /= 2;
$rightLen = ceil($freeLen);
$len = $rightLen % $padLen;
$str = $this->append(str_repeat($pad->string, intdiv($rightLen, $padLen)).($len ? $pad->slice(0, $len) : ''));
$leftLen = floor($freeLen);
$len = $leftLen % $padLen;
return $str->prepend(str_repeat($pad->string, intdiv($leftLen, $padLen)).($len ? $pad->slice(0, $len) : ''));
default:
throw new InvalidArgumentException('Invalid padding type.');
}
}
/**
* Based on https://github.com/jquast/wcwidth, a Python implementation of https://www.cl.cam.ac.uk/~mgk25/ucs/wcwidth.c.
*/
private function wcswidth(string $string): int
{
$width = 0;
foreach (preg_split('//u', $string, -1, \PREG_SPLIT_NO_EMPTY) as $c) {
$codePoint = mb_ord($c, 'UTF-8');
if (0 === $codePoint // NULL
|| 0x034F === $codePoint // COMBINING GRAPHEME JOINER
|| (0x200B <= $codePoint && 0x200F >= $codePoint) // ZERO WIDTH SPACE to RIGHT-TO-LEFT MARK
|| 0x2028 === $codePoint // LINE SEPARATOR
|| 0x2029 === $codePoint // PARAGRAPH SEPARATOR
|| (0x202A <= $codePoint && 0x202E >= $codePoint) // LEFT-TO-RIGHT EMBEDDING to RIGHT-TO-LEFT OVERRIDE
|| (0x2060 <= $codePoint && 0x2063 >= $codePoint) // WORD JOINER to INVISIBLE SEPARATOR
) {
continue;
}
// Non printable characters
if (32 > $codePoint // C0 control characters
|| (0x07F <= $codePoint && 0x0A0 > $codePoint) // C1 control characters and DEL
) {
return -1;
}
if (null === self::$tableZero) {
self::$tableZero = require __DIR__.'/Resources/data/wcswidth_table_zero.php';
}
if ($codePoint >= self::$tableZero[0][0] && $codePoint <= self::$tableZero[$ubound = \count(self::$tableZero) - 1][1]) {
$lbound = 0;
while ($ubound >= $lbound) {
$mid = floor(($lbound + $ubound) / 2);
if ($codePoint > self::$tableZero[$mid][1]) {
$lbound = $mid + 1;
} elseif ($codePoint < self::$tableZero[$mid][0]) {
$ubound = $mid - 1;
} else {
continue 2;
}
}
}
if (null === self::$tableWide) {
self::$tableWide = require __DIR__.'/Resources/data/wcswidth_table_wide.php';
}
if ($codePoint >= self::$tableWide[0][0] && $codePoint <= self::$tableWide[$ubound = \count(self::$tableWide) - 1][1]) {
$lbound = 0;
while ($ubound >= $lbound) {
$mid = floor(($lbound + $ubound) / 2);
if ($codePoint > self::$tableWide[$mid][1]) {
$lbound = $mid + 1;
} elseif ($codePoint < self::$tableWide[$mid][0]) {
$ubound = $mid - 1;
} else {
$width += 2;
continue 2;
}
}
}
++$width;
}
return $width;
}
}
How it Works
Getting started with NFC Pay is simple and quick. Register your account, add your cards, and you're ready to make payments in no time. Whether you're paying at a store, sending money to a friend, or managing your merchant transactions, NFC Pay makes it easy and secure.
Download the NFC Pay app and sign up with your email or phone number. Complete the registration process by verifying your identity, and set up your secure PIN to protect your account.
Link your debit or credit cards to your NFC Pay wallet. Simply scan your card or enter the details manually, and you’re set to load funds, shop, and pay with ease.
To pay, simply tap your phone or scan the QR code at checkout. You can also transfer money to other users with a few taps. Enjoy fast, contactless payments with top-notch security.
Security System
NFC Pay prioritizes your security with advanced features that safeguard every transaction. From SMS or email verification to end-to-end encryption, we've implemented robust measures to ensure your data is always protected. Our security systems are designed to prevent unauthorized access and provide you with a safe and reliable payment experience.
Receive instant alerts for every transaction to keep track of your account activities.
Verify your identity through our Know Your Customer process to prevent fraud and enhance security.
Dramatically supply transparent backward deliverables before caward comp internal or "organic" sources.
All your data and transactions are encrypted, ensuring that your sensitive information remains private.
Monitor unusual activity patterns to detect and prevent suspicious behavior in real-time.
Why Choice Us
With NFC Pay, you get a trusted platform backed by proven expertise and a commitment to quality. We put our customers first, offering innovative solutions tailored to your needs, ensuring every transaction is secure, swift, and seamless.
Our team brings years of experience in the digital payments industry to provide reliable services.
We prioritize excellence, ensuring that every aspect of our platform meets the highest standards.
Your needs drive our solutions, and we are dedicated to delivering a superior user experience.
We continuously evolve, integrating the latest technologies to enhance your payment experience.
Testimonial Section
Hear from our users who trust NFC Pay for their everyday transactions. Our commitment to security, ease of use, and exceptional service shines through in their experiences. See why our clients choose NFC Pay for their payment needs and how it has transformed the way they manage their finances.
App Section
Unlock the full potential of NFC Pay by downloading our app, designed to bring secure, swift, and smart transactions to your fingertips. Whether you're paying at a store, transferring money to friends, or managing your business payments, the NFC Pay app makes it effortless. Available on both iOS and Android, it's your all-in-one solution for convenient and reliable digital payments. Download now and experience the future of payments!