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<?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);
}
}