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<?php
/*
* This file is part of the Environment package.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace SebastianBergmann\Environment;
/**
* Utility class for HHVM/PHP environment handling.
*/
class Runtime
{
/**
* @var string
*/
private static $binary;
/**
* Returns true when Xdebug is supported or
* the runtime used is PHPDBG (PHP >= 7.0).
*
* @return bool
*/
public function canCollectCodeCoverage()
{
return $this->hasXdebug() || $this->hasPHPDBGCodeCoverage();
}
/**
* Returns the path to the binary of the current runtime.
* Appends ' --php' to the path when the runtime is HHVM.
*
* @return string
*/
public function getBinary()
{
// HHVM
if (self::$binary === null && $this->isHHVM()) {
if ((self::$binary = getenv('PHP_BINARY')) === false) {
self::$binary = PHP_BINARY;
}
self::$binary = escapeshellarg(self::$binary) . ' --php';
}
// PHP >= 5.4.0
if (self::$binary === null && defined('PHP_BINARY')) {
self::$binary = escapeshellarg(PHP_BINARY);
}
// PHP < 5.4.0
if (self::$binary === null) {
if (PHP_SAPI == 'cli' && isset($_SERVER['_'])) {
if (strpos($_SERVER['_'], 'phpunit') !== false) {
$file = file($_SERVER['_']);
if (strpos($file[0], ' ') !== false) {
$tmp = explode(' ', $file[0]);
self::$binary = escapeshellarg(trim($tmp[1]));
} else {
self::$binary = escapeshellarg(ltrim(trim($file[0]), '#!'));
}
} elseif (strpos(basename($_SERVER['_']), 'php') !== false) {
self::$binary = escapeshellarg($_SERVER['_']);
}
}
}
if (self::$binary === null) {
$possibleBinaryLocations = array(
PHP_BINDIR . '/php',
PHP_BINDIR . '/php-cli.exe',
PHP_BINDIR . '/php.exe'
);
foreach ($possibleBinaryLocations as $binary) {
if (is_readable($binary)) {
self::$binary = escapeshellarg($binary);
break;
}
}
}
if (self::$binary === null) {
self::$binary = 'php';
}
return self::$binary;
}
/**
* @return string
*/
public function getNameWithVersion()
{
return $this->getName() . ' ' . $this->getVersion();
}
/**
* @return string
*/
public function getName()
{
if ($this->isHHVM()) {
return 'HHVM';
} elseif ($this->isPHPDBG()) {
return 'PHPDBG';
} else {
return 'PHP';
}
}
/**
* @return string
*/
public function getVendorUrl()
{
if ($this->isHHVM()) {
return 'http://hhvm.com/';
} else {
return 'https://secure.php.net/';
}
}
/**
* @return string
*/
public function getVersion()
{
if ($this->isHHVM()) {
return HHVM_VERSION;
} else {
return PHP_VERSION;
}
}
/**
* Returns true when the runtime used is PHP and Xdebug is loaded.
*
* @return bool
*/
public function hasXdebug()
{
return ($this->isPHP() || $this->isHHVM()) && extension_loaded('xdebug');
}
/**
* Returns true when the runtime used is HHVM.
*
* @return bool
*/
public function isHHVM()
{
return defined('HHVM_VERSION');
}
/**
* Returns true when the runtime used is PHP without the PHPDBG SAPI.
*
* @return bool
*/
public function isPHP()
{
return !$this->isHHVM() && !$this->isPHPDBG();
}
/**
* Returns true when the runtime used is PHP with the PHPDBG SAPI.
*
* @return bool
*/
public function isPHPDBG()
{
return PHP_SAPI === 'phpdbg' && !$this->isHHVM();
}
/**
* Returns true when the runtime used is PHP with the PHPDBG SAPI
* and the phpdbg_*_oplog() functions are available (PHP >= 7.0).
*
* @return bool
*/
public function hasPHPDBGCodeCoverage()
{
return $this->isPHPDBG() && function_exists('phpdbg_start_oplog');
}
}
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