<?php
namespace MailPoetVendor\Symfony\Component\String;
if (!defined('ABSPATH')) exit;
use MailPoetVendor\Symfony\Component\String\Exception\ExceptionInterface;
use MailPoetVendor\Symfony\Component\String\Exception\InvalidArgumentException;
use MailPoetVendor\Symfony\Component\String\Exception\RuntimeException;
class ByteString extends AbstractString
{
 private const ALPHABET_ALPHANUMERIC = '123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz';
 public function __construct(string $string = '')
 {
 $this->string = $string;
 }
 public static function fromRandom(int $length = 16, ?string $alphabet = null) : self
 {
 if ($length <= 0) {
 throw new InvalidArgumentException(\sprintf('A strictly positive length is expected, "%d" given.', $length));
 }
 $alphabet = $alphabet ?? self::ALPHABET_ALPHANUMERIC;
 $alphabetSize = \strlen($alphabet);
 $bits = (int) \ceil(\log($alphabetSize, 2.0));
 if ($bits <= 0 || $bits > 56) {
 throw new InvalidArgumentException('The length of the alphabet must in the [2^1, 2^56] range.');
 }
 $ret = '';
 while ($length > 0) {
 $urandomLength = (int) \ceil(2 * $length * $bits / 8.0);
 $data = \random_bytes($urandomLength);
 $unpackedData = 0;
 $unpackedBits = 0;
 for ($i = 0; $i < $urandomLength && $length > 0; ++$i) {
 // Unpack 8 bits
 $unpackedData = $unpackedData << 8 | \ord($data[$i]);
 $unpackedBits += 8;
 // While we have enough bits to select a character from the alphabet, keep
 // consuming the random data
 for (; $unpackedBits >= $bits && $length > 0; $unpackedBits -= $bits) {
 $index = $unpackedData & (1 << $bits) - 1;
 $unpackedData >>= $bits;
 // Unfortunately, the alphabet size is not necessarily a power of two.
 // Worst case, it is 2^k + 1, which means we need (k+1) bits and we
 // have around a 50% chance of missing as k gets larger
 if ($index < $alphabetSize) {
 $ret .= $alphabet[$index];
 --$length;
 }
 }
 }
 }
 return new static($ret);
 }
 public function bytesAt(int $offset) : array
 {
 $str = $this->string[$offset] ?? '';
 return '' === $str ? [] : [\ord($str)];
 }
 public function append(string ...$suffix) : parent
 {
 $str = clone $this;
 $str->string .= 1 >= \count($suffix) ? $suffix[0] ?? '' : \implode('', $suffix);
 return $str;
 }
 public function camel() : parent
 {
 $str = clone $this;
 $parts = \explode(' ', \trim(\ucwords(\preg_replace('/[^a-zA-Z0-9\\x7f-\\xff]++/', ' ', $this->string))));
 $parts[0] = 1 !== \strlen($parts[0]) && \ctype_upper($parts[0]) ? $parts[0] : \lcfirst($parts[0]);
 $str->string = \implode('', $parts);
 return $str;
 }
 public function chunk(int $length = 1) : array
 {
 if (1 > $length) {
 throw new InvalidArgumentException('The chunk length must be greater than zero.');
 }
 if ('' === $this->string) {
 return [];
 }
 $str = clone $this;
 $chunks = [];
 foreach (\str_split($this->string, $length) as $chunk) {
 $str->string = $chunk;
 $chunks[] = clone $str;
 }
 return $chunks;
 }
 public function endsWith($suffix) : bool
 {
 if ($suffix instanceof parent) {
 $suffix = $suffix->string;
 } elseif (\is_array($suffix) || $suffix instanceof \Traversable) {
 return parent::endsWith($suffix);
 } else {
 $suffix = (string) $suffix;
 }
 return '' !== $suffix && \strlen($this->string) >= \strlen($suffix) && 0 === \substr_compare($this->string, $suffix, -\strlen($suffix), null, $this->ignoreCase);
 }
 public function equalsTo($string) : bool
 {
 if ($string instanceof parent) {
 $string = $string->string;
 } elseif (\is_array($string) || $string instanceof \Traversable) {
 return parent::equalsTo($string);
 } else {
 $string = (string) $string;
 }
 if ('' !== $string && $this->ignoreCase) {
 return 0 === \strcasecmp($string, $this->string);
 }
 return $string === $this->string;
 }
 public function folded() : parent
 {
 $str = clone $this;
 $str->string = \strtolower($str->string);
 return $str;
 }
 public function indexOf($needle, int $offset = 0) : ?int
 {
 if ($needle instanceof parent) {
 $needle = $needle->string;
 } elseif (\is_array($needle) || $needle instanceof \Traversable) {
 return parent::indexOf($needle, $offset);
 } else {
 $needle = (string) $needle;
 }
 if ('' === $needle) {
 return null;
 }
 $i = $this->ignoreCase ? \stripos($this->string, $needle, $offset) : \strpos($this->string, $needle, $offset);
 return \false === $i ? null : $i;
 }
 public function indexOfLast($needle, int $offset = 0) : ?int
 {
 if ($needle instanceof parent) {
 $needle = $needle->string;
 } elseif (\is_array($needle) || $needle instanceof \Traversable) {
 return parent::indexOfLast($needle, $offset);
 } else {
 $needle = (string) $needle;
 }
 if ('' === $needle) {
 return null;
 }
 $i = $this->ignoreCase ? \strripos($this->string, $needle, $offset) : \strrpos($this->string, $needle, $offset);
 return \false === $i ? null : $i;
 }
 public function isUtf8() : bool
 {
 return '' === $this->string || \preg_match('//u', $this->string);
 }
 public function join(array $strings, ?string $lastGlue = null) : parent
 {
 $str = clone $this;
 $tail = null !== $lastGlue && 1 < \count($strings) ? $lastGlue . \array_pop($strings) : '';
 $str->string = \implode($this->string, $strings) . $tail;
 return $str;
 }
 public function length() : int
 {
 return \strlen($this->string);
 }
 public function lower() : parent
 {
 $str = clone $this;
 $str->string = \strtolower($str->string);
 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, $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 padBoth(int $length, string $padStr = ' ') : parent
 {
 $str = clone $this;
 $str->string = \str_pad($this->string, $length, $padStr, \STR_PAD_BOTH);
 return $str;
 }
 public function padEnd(int $length, string $padStr = ' ') : parent
 {
 $str = clone $this;
 $str->string = \str_pad($this->string, $length, $padStr, \STR_PAD_RIGHT);
 return $str;
 }
 public function padStart(int $length, string $padStr = ' ') : parent
 {
 $str = clone $this;
 $str->string = \str_pad($this->string, $length, $padStr, \STR_PAD_LEFT);
 return $str;
 }
 public function prepend(string ...$prefix) : parent
 {
 $str = clone $this;
 $str->string = (1 >= \count($prefix) ? $prefix[0] ?? '' : \implode('', $prefix)) . $str->string;
 return $str;
 }
 public function replace(string $from, string $to) : parent
 {
 $str = clone $this;
 if ('' !== $from) {
 $str->string = $this->ignoreCase ? \str_ireplace($from, $to, $this->string) : \str_replace($from, $to, $this->string);
 }
 return $str;
 }
 public function replaceMatches(string $fromRegexp, $to) : parent
 {
 if ($this->ignoreCase) {
 $fromRegexp .= 'i';
 }
 if (\is_array($to)) {
 if (!\is_callable($to)) {
 throw new \TypeError(\sprintf('Argument 2 passed to "%s::replaceMatches()" must be callable, array given.', static::class));
 }
 $replace = 'preg_replace_callback';
 } else {
 $replace = $to instanceof \Closure ? 'preg_replace_callback' : 'preg_replace';
 }
 \set_error_handler(static function ($t, $m) {
 throw new InvalidArgumentException($m);
 });
 try {
 if (null === ($string = $replace($fromRegexp, $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() : parent
 {
 $str = clone $this;
 $str->string = \strrev($str->string);
 return $str;
 }
 public function slice(int $start = 0, ?int $length = null) : parent
 {
 $str = clone $this;
 $str->string = (string) \substr($this->string, $start, $length ?? \PHP_INT_MAX);
 return $str;
 }
 public function snake() : parent
 {
 $str = $this->camel();
 $str->string = \strtolower(\preg_replace(['/([A-Z]+)([A-Z][a-z])/', '/([a-z\\d])([A-Z])/'], 'MailPoetVendor\\1_\\2', $str->string));
 return $str;
 }
 public function splice(string $replacement, int $start = 0, ?int $length = null) : parent
 {
 $str = clone $this;
 $str->string = \substr_replace($this->string, $replacement, $start, $length ?? \PHP_INT_MAX);
 return $str;
 }
 public function split(string $delimiter, ?int $limit = null, ?int $flags = null) : array
 {
 if (1 > ($limit = $limit ?? \PHP_INT_MAX)) {
 throw new InvalidArgumentException('Split limit must be a positive integer.');
 }
 if ('' === $delimiter) {
 throw new InvalidArgumentException('Split delimiter is empty.');
 }
 if (null !== $flags) {
 return parent::split($delimiter, $limit, $flags);
 }
 $str = clone $this;
 $chunks = $this->ignoreCase ? \preg_split('{' . \preg_quote($delimiter) . '}iD', $this->string, $limit) : \explode($delimiter, $this->string, $limit);
 foreach ($chunks as &$chunk) {
 $str->string = $chunk;
 $chunk = clone $str;
 }
 return $chunks;
 }
 public function startsWith($prefix) : bool
 {
 if ($prefix instanceof parent) {
 $prefix = $prefix->string;
 } elseif (!\is_string($prefix)) {
 return parent::startsWith($prefix);
 }
 return '' !== $prefix && 0 === ($this->ignoreCase ? \strncasecmp($this->string, $prefix, \strlen($prefix)) : \strncmp($this->string, $prefix, \strlen($prefix)));
 }
 public function title(bool $allWords = \false) : parent
 {
 $str = clone $this;
 $str->string = $allWords ? \ucwords($str->string) : \ucfirst($str->string);
 return $str;
 }
 public function toUnicodeString(?string $fromEncoding = null) : UnicodeString
 {
 return new UnicodeString($this->toCodePointString($fromEncoding)->string);
 }
 public function toCodePointString(?string $fromEncoding = null) : CodePointString
 {
 $u = new CodePointString();
 if (\in_array($fromEncoding, [null, 'utf8', 'utf-8', 'UTF8', 'UTF-8'], \true) && \preg_match('//u', $this->string)) {
 $u->string = $this->string;
 return $u;
 }
 \set_error_handler(static function ($t, $m) {
 throw new InvalidArgumentException($m);
 });
 try {
 try {
 $validEncoding = \false !== \mb_detect_encoding($this->string, $fromEncoding ?? 'Windows-1252', \true);
 } catch (InvalidArgumentException $e) {
 if (!\function_exists('iconv')) {
 throw $e;
 }
 $u->string = \iconv($fromEncoding ?? 'Windows-1252', 'UTF-8', $this->string);
 return $u;
 }
 } finally {
 \restore_error_handler();
 }
 if (!$validEncoding) {
 throw new InvalidArgumentException(\sprintf('Invalid "%s" string.', $fromEncoding ?? 'Windows-1252'));
 }
 $u->string = \mb_convert_encoding($this->string, 'UTF-8', $fromEncoding ?? 'Windows-1252');
 return $u;
 }
 public function trim(string $chars = " \t\n\r\x00\v\f") : parent
 {
 $str = clone $this;
 $str->string = \trim($str->string, $chars);
 return $str;
 }
 public function trimEnd(string $chars = " \t\n\r\x00\v\f") : parent
 {
 $str = clone $this;
 $str->string = \rtrim($str->string, $chars);
 return $str;
 }
 public function trimStart(string $chars = " \t\n\r\x00\v\f") : parent
 {
 $str = clone $this;
 $str->string = \ltrim($str->string, $chars);
 return $str;
 }
 public function upper() : parent
 {
 $str = clone $this;
 $str->string = \strtoupper($str->string);
 return $str;
 }
 public function width(bool $ignoreAnsiDecoration = \true) : int
 {
 $string = \preg_match('//u', $this->string) ? $this->string : \preg_replace('/[\\x80-\\xFF]/', '?', $this->string);
 return (new CodePointString($string))->width($ignoreAnsiDecoration);
 }
}
