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<?php
namespace Webmozart\Console\Handler\Help;
use Symfony\Component\Process\ExecutableFinder;
use Webmozart\Assert\Assert;
use Webmozart\Console\Api\Args\Args;
use Webmozart\Console\Api\IO\IO;
use Webmozart\Console\Process\ProcessLauncher;
class HelpAsciiDocHandler
{
private $path;
private $lessBinary;
private $executableFinder;
private $processLauncher;
public function __construct($path, ExecutableFinder $executableFinder = null, ProcessLauncher $processLauncher = null)
{
Assert::file($path);
$this->path = $path;
$this->executableFinder = $executableFinder ?: new ExecutableFinder();
$this->processLauncher = $processLauncher ?: new ProcessLauncher();
}
public function handle(Args $args, IO $io)
{
if ($this->processLauncher->isSupported()) {
if (!$this->lessBinary) {
$this->lessBinary = $this->executableFinder->find('less');
}
if ($this->lessBinary) {
return $this->processLauncher->launchProcess($this->lessBinary.' %path%', array(
'path' => $this->path,
), false);
}
}
$io->write(file_get_contents($this->path));
return 0;
}
public function getLessBinary()
{
return $this->lessBinary;
}
public function setLessBinary($lessBinary)
{
if (null !== $lessBinary) {
Assert::string($lessBinary, 'The less binary must be a string or null. Got: %s');
Assert::notEmpty($lessBinary, 'The less binary must not be empty.');
}
$this->lessBinary = $lessBinary;
}
}