diff options
Diffstat (limited to 'vendor/symfony/polyfill-php72/Php72.php')
| -rw-r--r-- | vendor/symfony/polyfill-php72/Php72.php | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/vendor/symfony/polyfill-php72/Php72.php b/vendor/symfony/polyfill-php72/Php72.php new file mode 100644 index 0000000..52e48ac --- /dev/null +++ b/vendor/symfony/polyfill-php72/Php72.php @@ -0,0 +1,217 @@ +<?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\Php72;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ * @author Dariusz Rumiński <dariusz.ruminski@gmail.com>
+ *
+ * @internal
+ */
+final class Php72
+{
+ private static $hashMask;
+
+ public static function utf8_encode($s)
+ {
+ $s .= $s;
+ $len = \strlen($s);
+
+ for ($i = $len >> 1, $j = 0; $i < $len; ++$i, ++$j) {
+ switch (true) {
+ case $s[$i] < "\x80": $s[$j] = $s[$i]; break;
+ case $s[$i] < "\xC0": $s[$j] = "\xC2"; $s[++$j] = $s[$i]; break;
+ default: $s[$j] = "\xC3"; $s[++$j] = \chr(\ord($s[$i]) - 64); break;
+ }
+ }
+
+ return substr($s, 0, $j);
+ }
+
+ public static function utf8_decode($s)
+ {
+ $s = (string) $s;
+ $len = \strlen($s);
+
+ for ($i = 0, $j = 0; $i < $len; ++$i, ++$j) {
+ switch ($s[$i] & "\xF0") {
+ case "\xC0":
+ case "\xD0":
+ $c = (\ord($s[$i] & "\x1F") << 6) | \ord($s[++$i] & "\x3F");
+ $s[$j] = $c < 256 ? \chr($c) : '?';
+ break;
+
+ case "\xF0":
+ ++$i;
+ // no break
+
+ case "\xE0":
+ $s[$j] = '?';
+ $i += 2;
+ break;
+
+ default:
+ $s[$j] = $s[$i];
+ }
+ }
+
+ return substr($s, 0, $j);
+ }
+
+ public static function php_os_family()
+ {
+ if ('\\' === \DIRECTORY_SEPARATOR) {
+ return 'Windows';
+ }
+
+ $map = [
+ 'Darwin' => 'Darwin',
+ 'DragonFly' => 'BSD',
+ 'FreeBSD' => 'BSD',
+ 'NetBSD' => 'BSD',
+ 'OpenBSD' => 'BSD',
+ 'Linux' => 'Linux',
+ 'SunOS' => 'Solaris',
+ ];
+
+ return isset($map[\PHP_OS]) ? $map[\PHP_OS] : 'Unknown';
+ }
+
+ public static function spl_object_id($object)
+ {
+ if (null === self::$hashMask) {
+ self::initHashMask();
+ }
+ if (null === $hash = spl_object_hash($object)) {
+ return;
+ }
+
+ // On 32-bit systems, PHP_INT_SIZE is 4,
+ return self::$hashMask ^ hexdec(substr($hash, 16 - (\PHP_INT_SIZE * 2 - 1), (\PHP_INT_SIZE * 2 - 1)));
+ }
+
+ public static function sapi_windows_vt100_support($stream, $enable = null)
+ {
+ if (!\is_resource($stream)) {
+ trigger_error('sapi_windows_vt100_support() expects parameter 1 to be resource, '.\gettype($stream).' given', \E_USER_WARNING);
+
+ return false;
+ }
+
+ $meta = stream_get_meta_data($stream);
+
+ if ('STDIO' !== $meta['stream_type']) {
+ trigger_error('sapi_windows_vt100_support() was not able to analyze the specified stream', \E_USER_WARNING);
+
+ return false;
+ }
+
+ // We cannot actually disable vt100 support if it is set
+ if (false === $enable || !self::stream_isatty($stream)) {
+ return false;
+ }
+
+ // The native function does not apply to stdin
+ $meta = array_map('strtolower', $meta);
+ $stdin = 'php://stdin' === $meta['uri'] || 'php://fd/0' === $meta['uri'];
+
+ return !$stdin
+ && (false !== getenv('ANSICON')
+ || 'ON' === getenv('ConEmuANSI')
+ || 'xterm' === getenv('TERM')
+ || 'Hyper' === getenv('TERM_PROGRAM'));
+ }
+
+ public static function stream_isatty($stream)
+ {
+ if (!\is_resource($stream)) {
+ trigger_error('stream_isatty() expects parameter 1 to be resource, '.\gettype($stream).' given', \E_USER_WARNING);
+
+ return false;
+ }
+
+ if ('\\' === \DIRECTORY_SEPARATOR) {
+ $stat = @fstat($stream);
+ // Check if formatted mode is S_IFCHR
+ return $stat ? 0020000 === ($stat['mode'] & 0170000) : false;
+ }
+
+ return \function_exists('posix_isatty') && @posix_isatty($stream);
+ }
+
+ private static function initHashMask()
+ {
+ $obj = (object) [];
+ self::$hashMask = -1;
+
+ // check if we are nested in an output buffering handler to prevent a fatal error with ob_start() below
+ $obFuncs = ['ob_clean', 'ob_end_clean', 'ob_flush', 'ob_end_flush', 'ob_get_contents', 'ob_get_flush'];
+ foreach (debug_backtrace(\PHP_VERSION_ID >= 50400 ? \DEBUG_BACKTRACE_IGNORE_ARGS : false) as $frame) {
+ if (isset($frame['function'][0]) && !isset($frame['class']) && 'o' === $frame['function'][0] && \in_array($frame['function'], $obFuncs)) {
+ $frame['line'] = 0;
+ break;
+ }
+ }
+ if (!empty($frame['line'])) {
+ ob_start();
+ debug_zval_dump($obj);
+ self::$hashMask = (int) substr(ob_get_clean(), 17);
+ }
+
+ self::$hashMask ^= hexdec(substr(spl_object_hash($obj), 16 - (\PHP_INT_SIZE * 2 - 1), (\PHP_INT_SIZE * 2 - 1)));
+ }
+
+ public static function mb_chr($code, $encoding = null)
+ {
+ if (0x80 > $code %= 0x200000) {
+ $s = \chr($code);
+ } elseif (0x800 > $code) {
+ $s = \chr(0xC0 | $code >> 6).\chr(0x80 | $code & 0x3F);
+ } elseif (0x10000 > $code) {
+ $s = \chr(0xE0 | $code >> 12).\chr(0x80 | $code >> 6 & 0x3F).\chr(0x80 | $code & 0x3F);
+ } else {
+ $s = \chr(0xF0 | $code >> 18).\chr(0x80 | $code >> 12 & 0x3F).\chr(0x80 | $code >> 6 & 0x3F).\chr(0x80 | $code & 0x3F);
+ }
+
+ if ('UTF-8' !== $encoding = $encoding ?? mb_internal_encoding()) {
+ $s = mb_convert_encoding($s, $encoding, 'UTF-8');
+ }
+
+ return $s;
+ }
+
+ public static function mb_ord($s, $encoding = null)
+ {
+ if (null === $encoding) {
+ $s = mb_convert_encoding($s, 'UTF-8');
+ } elseif ('UTF-8' !== $encoding) {
+ $s = mb_convert_encoding($s, 'UTF-8', $encoding);
+ }
+
+ if (1 === \strlen($s)) {
+ return \ord($s);
+ }
+
+ $code = ($s = unpack('C*', substr($s, 0, 4))) ? $s[1] : 0;
+ if (0xF0 <= $code) {
+ return (($code - 0xF0) << 18) + (($s[2] - 0x80) << 12) + (($s[3] - 0x80) << 6) + $s[4] - 0x80;
+ }
+ if (0xE0 <= $code) {
+ return (($code - 0xE0) << 12) + (($s[2] - 0x80) << 6) + $s[3] - 0x80;
+ }
+ if (0xC0 <= $code) {
+ return (($code - 0xC0) << 6) + $s[2] - 0x80;
+ }
+
+ return $code;
+ }
+}
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