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Diffstat (limited to 'vendor/sebastian/environment/src/Runtime.php')
| -rw-r--r-- | vendor/sebastian/environment/src/Runtime.php | 317 |
1 files changed, 317 insertions, 0 deletions
diff --git a/vendor/sebastian/environment/src/Runtime.php b/vendor/sebastian/environment/src/Runtime.php new file mode 100644 index 000000000..311aefcb6 --- /dev/null +++ b/vendor/sebastian/environment/src/Runtime.php @@ -0,0 +1,317 @@ +<?php declare(strict_types=1); +/* + * This file is part of sebastian/environment. + * + * (c) Sebastian Bergmann <[email protected]> + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ +namespace SebastianBergmann\Environment; + +use const PHP_BINARY; +use const PHP_BINDIR; +use const PHP_MAJOR_VERSION; +use const PHP_SAPI; +use const PHP_VERSION; +use function array_map; +use function array_merge; +use function defined; +use function escapeshellarg; +use function explode; +use function extension_loaded; +use function getenv; +use function ini_get; +use function is_readable; +use function parse_ini_file; +use function php_ini_loaded_file; +use function php_ini_scanned_files; +use function phpversion; +use function sprintf; +use function strpos; + +/** + * Utility class for HHVM/PHP environment handling. + */ +final class Runtime +{ + /** + * @var string + */ + private static $binary; + + /** + * Returns true when Xdebug or PCOV is available or + * the runtime used is PHPDBG. + */ + public function canCollectCodeCoverage(): bool + { + return $this->hasXdebug() || $this->hasPCOV() || $this->hasPHPDBGCodeCoverage(); + } + + /** + * Returns true when Zend OPcache is loaded, enabled, + * and is configured to discard comments. + */ + public function discardsComments(): bool + { + if (!$this->isOpcacheActive()) { + return false; + } + + if (ini_get('opcache.save_comments') !== '0') { + return false; + } + + return true; + } + + /** + * Returns true when Zend OPcache is loaded, enabled, + * and is configured to perform just-in-time compilation. + */ + public function performsJustInTimeCompilation(): bool + { + if (PHP_MAJOR_VERSION < 8) { + return false; + } + + if (!$this->isOpcacheActive()) { + return false; + } + + if (strpos(ini_get('opcache.jit'), '0') === 0) { + return false; + } + + return true; + } + + /** + * Returns the path to the binary of the current runtime. + * Appends ' --php' to the path when the runtime is HHVM. + */ + public function getBinary(): string + { + // HHVM + if (self::$binary === null && $this->isHHVM()) { + // @codeCoverageIgnoreStart + if ((self::$binary = getenv('PHP_BINARY')) === false) { + self::$binary = PHP_BINARY; + } + + self::$binary = escapeshellarg(self::$binary) . ' --php' . + ' -d hhvm.php7.all=1'; + // @codeCoverageIgnoreEnd + } + + if (self::$binary === null && PHP_BINARY !== '') { + self::$binary = escapeshellarg(PHP_BINARY); + } + + if (self::$binary === null) { + // @codeCoverageIgnoreStart + $possibleBinaryLocations = [ + PHP_BINDIR . '/php', + PHP_BINDIR . '/php-cli.exe', + PHP_BINDIR . '/php.exe', + ]; + + foreach ($possibleBinaryLocations as $binary) { + if (is_readable($binary)) { + self::$binary = escapeshellarg($binary); + + break; + } + } + // @codeCoverageIgnoreEnd + } + + if (self::$binary === null) { + // @codeCoverageIgnoreStart + self::$binary = 'php'; + // @codeCoverageIgnoreEnd + } + + return self::$binary; + } + + public function getNameWithVersion(): string + { + return $this->getName() . ' ' . $this->getVersion(); + } + + public function getNameWithVersionAndCodeCoverageDriver(): string + { + if (!$this->canCollectCodeCoverage() || $this->hasPHPDBGCodeCoverage()) { + return $this->getNameWithVersion(); + } + + if ($this->hasPCOV()) { + return sprintf( + '%s with PCOV %s', + $this->getNameWithVersion(), + phpversion('pcov') + ); + } + + if ($this->hasXdebug()) { + return sprintf( + '%s with Xdebug %s', + $this->getNameWithVersion(), + phpversion('xdebug') + ); + } + } + + public function getName(): string + { + if ($this->isHHVM()) { + // @codeCoverageIgnoreStart + return 'HHVM'; + // @codeCoverageIgnoreEnd + } + + if ($this->isPHPDBG()) { + // @codeCoverageIgnoreStart + return 'PHPDBG'; + // @codeCoverageIgnoreEnd + } + + return 'PHP'; + } + + public function getVendorUrl(): string + { + if ($this->isHHVM()) { + // @codeCoverageIgnoreStart + return 'http://hhvm.com/'; + // @codeCoverageIgnoreEnd + } + + return 'https://secure.php.net/'; + } + + public function getVersion(): string + { + if ($this->isHHVM()) { + // @codeCoverageIgnoreStart + return HHVM_VERSION; + // @codeCoverageIgnoreEnd + } + + return PHP_VERSION; + } + + /** + * Returns true when the runtime used is PHP and Xdebug is loaded. + */ + public function hasXdebug(): bool + { + return ($this->isPHP() || $this->isHHVM()) && extension_loaded('xdebug'); + } + + /** + * Returns true when the runtime used is HHVM. + */ + public function isHHVM(): bool + { + return defined('HHVM_VERSION'); + } + + /** + * Returns true when the runtime used is PHP without the PHPDBG SAPI. + */ + public function isPHP(): bool + { + return !$this->isHHVM() && !$this->isPHPDBG(); + } + + /** + * Returns true when the runtime used is PHP with the PHPDBG SAPI. + */ + public function isPHPDBG(): bool + { + return PHP_SAPI === 'phpdbg' && !$this->isHHVM(); + } + + /** + * Returns true when the runtime used is PHP with the PHPDBG SAPI + * and the phpdbg_*_oplog() functions are available (PHP >= 7.0). + */ + public function hasPHPDBGCodeCoverage(): bool + { + return $this->isPHPDBG(); + } + + /** + * Returns true when the runtime used is PHP with PCOV loaded and enabled. + */ + public function hasPCOV(): bool + { + return $this->isPHP() && extension_loaded('pcov') && ini_get('pcov.enabled'); + } + + /** + * Parses the loaded php.ini file (if any) as well as all + * additional php.ini files from the additional ini dir for + * a list of all configuration settings loaded from files + * at startup. Then checks for each php.ini setting passed + * via the `$values` parameter whether this setting has + * been changed at runtime. Returns an array of strings + * where each string has the format `key=value` denoting + * the name of a changed php.ini setting with its new value. + * + * @return string[] + */ + public function getCurrentSettings(array $values): array + { + $diff = []; + $files = []; + + if ($file = php_ini_loaded_file()) { + $files[] = $file; + } + + if ($scanned = php_ini_scanned_files()) { + $files = array_merge( + $files, + array_map( + 'trim', + explode(",\n", $scanned) + ) + ); + } + + foreach ($files as $ini) { + $config = parse_ini_file($ini, true); + + foreach ($values as $value) { + $set = ini_get($value); + + if (isset($config[$value]) && $set != $config[$value]) { + $diff[] = sprintf('%s=%s', $value, $set); + } + } + } + + return $diff; + } + + private function isOpcacheActive(): bool + { + if (!extension_loaded('Zend OPcache')) { + return false; + } + + if ((PHP_SAPI === 'cli' || PHP_SAPI === 'phpdbg') && ini_get('opcache.enable_cli') === '1') { + return true; + } + + if (PHP_SAPI !== 'cli' && PHP_SAPI !== 'phpdbg' && ini_get('opcache.enable') === '1') { + return true; + } + + return false; + } +} |