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<?php
namespace Enlightn\Enlightn;
use Illuminate\Filesystem\Filesystem;
use Symfony\Component\Process\Process;
class NPM
{
/**
* The filesystem instance.
*
* @var \Illuminate\Filesystem\Filesystem
*/
protected $files;
/**
* The project root path.
*
* @var string|null
*/
protected $rootPath;
/**
* Determine whether the command is npm or yarn.
*
* @var bool
*/
protected $isYarn = false;
/**
* Create a new PHPStan manager instance.
*
* @param \Illuminate\Filesystem\Filesystem $files
* @param string|null $rootPath
* @return void
*/
public function __construct(Filesystem $files, $rootPath = null)
{
$this->files = $files;
$this->rootPath = $rootPath;
}
/**
* Count the frontend vulnerabilities.
*
* @param bool $excludeDev
* @return int
*/
public function countVulnerabilities($excludeDev = true)
{
$auditResult = $this->audit($excludeDev);
if (empty($auditResult)) {
return 0;
}
return collect($auditResult['metadata']['vulnerabilities']
?? $auditResult['data']['vulnerabilities'] ?? [])
->filter(function ($_, $type) {
return ! in_array($type, ['total', 'info']);
})->sum();
}
/**
* Run the NPM audit command and get the vulnerabilities.
*
* @param bool $excludeDev
* @return array
*/
public function audit($excludeDev = true)
{
$options = ($excludeDev && ! $this->isYarn) ? ['audit', '--production', '--json'] : ['audit', '--json'];
return json_decode($this->runCommand($options, true), true) ?? [];
}
/**
* Run any npm or yarn command and get the output.
*
* @param array $options
* @param bool $includeErrorOutput
* @return string|null
*/
public function runCommand(array $options = [], $includeErrorOutput = true)
{
$npm = $this->findNpmOrYarn();
if (empty($npm)) {
return null;
}
$command = array_merge((array) $npm, $options);
$process = $this->getProcess($command);
$process->run();
return $process->getOutput().($includeErrorOutput ? $process->getErrorOutput() : '');
}
/**
* Get the npm or yarn command for the environment.
*
* @return array
*/
public function findNpmOrYarn()
{
if (! $this->files->exists($this->rootPath.'/package.json')) {
return [];
}
if ($this->commandExists('npm')) {
return ['npm'];
}
if ($this->commandExists('yarn')) {
$this->isYarn = false;
return ['yarn'];
}
return [];
}
/**
* Get the npm or yarn command for the environment.
*
* @param string $command
* @return bool
*/
protected function commandExists(string $command)
{
return is_executable(trim(shell_exec(
strpos(PHP_OS, 'WIN') === 0 ? 'where ' : 'command -v '
.$command
)));
}
/**
* Get a new Symfony process instance.
*
* @param array $command
* @return \Symfony\Component\Process\Process
*/
protected function getProcess(array $command)
{
return (new Process($command, $this->rootPath))->setTimeout(null);
}
/**
* Set the root path used by the class.
*
* @param string $path
* @return $this
*/
public function setRootPath(string $path)
{
$this->rootPath = realpath($path);
return $this;
}
}
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