src/Bowerphp/Compiler.php
<?php
/*
* This file is part of Bowerphp.
*
* (c) Massimiliano Arione <massimiliano.arione@bee-lab.net>
* (c) Mauro D'Alatri <mauro.dalatri@bee-lab.net>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Bowerphp;
use Symfony\Component\Finder\Finder;
/**
* The Compiler class compiles Bower into a phar.
*/
class Compiler
{
/**
* @var bool
*/
private $gz;
/**
* @param bool $gz
*/
public function __construct($gz = false)
{
$this->gz = $gz;
}
/**
* Compiles bower into a single phar file
*
* @throws \RuntimeException
* @param string $pharFile The full path to the file to create
*/
public function compile($pharFile = 'bowerphp.phar')
{
if (file_exists($pharFile)) {
unlink($pharFile);
}
$phar = new \Phar($pharFile, 0, 'bowerphp.phar');
$phar->setSignatureAlgorithm(\Phar::SHA1);
$phar->startBuffering();
$finder = new Finder();
$finder->files()
->ignoreVCS(true)
->name('*.php')
->notName('Compiler.php')
->notName('ClassLoader.php')
->in(__DIR__ . '/..')
;
foreach ($finder as $file) {
$this->addFile($phar, $file);
}
$finder = new Finder();
$finder->files()
->ignoreVCS(true)
->name('*.php')
->name('*.pem')
->name('*.pem.md5')
->exclude('Tests')
->in(__DIR__ . '/../../vendor/symfony/')
->in(__DIR__ . '/../../vendor/guzzle/guzzle/src/')
->in(__DIR__ . '/../../vendor/ircmaxell/password-compat/lib/')
->in(__DIR__ . '/../../vendor/paragonie/random_compat/lib/')
->in(__DIR__ . '/../../vendor/knplabs/github-api/lib/')
->in(__DIR__ . '/../../vendor/samsonasik/package-versions/src/PackageVersions/')
->in(__DIR__ . '/../../vendor/vierbergenlars/php-semver/src/vierbergenlars/LibJs/')
->in(__DIR__ . '/../../vendor/vierbergenlars/php-semver/src/vierbergenlars/SemVer/')
->in(__DIR__ . '/../../vendor/hamcrest/hamcrest-php/hamcrest/')
;
foreach ($finder as $file) {
$this->addFile($phar, $file);
}
$this->addFile($phar, new \SplFileInfo(__DIR__ . '/../../vendor/autoload.php'));
$this->addFile($phar, new \SplFileInfo(__DIR__ . '/../../vendor/composer/autoload_psr4.php'));
$this->addFile($phar, new \SplFileInfo(__DIR__ . '/../../vendor/composer/autoload_files.php'));
$this->addFile($phar, new \SplFileInfo(__DIR__ . '/../../vendor/composer/autoload_namespaces.php'));
$this->addFile($phar, new \SplFileInfo(__DIR__ . '/../../vendor/composer/autoload_classmap.php'));
$this->addFile($phar, new \SplFileInfo(__DIR__ . '/../../vendor/composer/autoload_real.php'));
$this->addFile($phar, new \SplFileInfo(__DIR__ . '/../../vendor/composer/autoload_static.php'));
if (file_exists(__DIR__ . '/../../vendor/composer/include_paths.php')) {
$this->addFile($phar, new \SplFileInfo(__DIR__ . '/../../vendor/composer/include_paths.php'));
}
$this->addFile($phar, new \SplFileInfo(__DIR__ . '/../../vendor/composer/ClassLoader.php'));
$this->addBin($phar);
// Stubs
$phar->setStub($this->getStub());
$phar->stopBuffering();
if ($this->gz) {
$phar->compressFiles(\Phar::GZ);
}
$this->addFile($phar, new \SplFileInfo(__DIR__ . '/../../LICENSE'), false);
unset($phar);
chmod('bowerphp.phar', 0700);
}
/**
* @param \Phar $phar
* @param \SplFileInfo $file
* @param bool $strip
*/
private function addFile(\Phar $phar, \SplFileInfo $file, $strip = true)
{
$path = strtr(str_replace(dirname(dirname(__DIR__)) . DIRECTORY_SEPARATOR, '', $file->getRealPath()), '\\', '/');
$content = file_get_contents($file);
if ($strip) {
$content = $this->stripWhitespace($content);
} elseif ('LICENSE' === basename($file)) {
$content = "\n" . $content . "\n";
}
$phar->addFromString($path, $content);
}
/**
* @param \Phar $phar
*/
private function addBin(\Phar $phar)
{
$content = file_get_contents(__DIR__ . '/../../bin/bowerphp');
$content = preg_replace('{^#!/usr/bin/env php\s*}', '', $content);
$phar->addFromString('bin/bowerphp', $content);
}
/**
* Removes whitespace from a PHP source string while preserving line numbers.
*
* @param string $source A PHP string
* @return string The PHP string with the whitespace removed
*/
private function stripWhitespace($source)
{
if (!function_exists('token_get_all')) {
return $source;
}
$output = '';
foreach (token_get_all($source) as $token) {
if (is_string($token)) {
$output .= $token;
} elseif (in_array($token[0], [T_COMMENT, T_DOC_COMMENT], true)) {
$output .= str_repeat("\n", substr_count($token[1], "\n"));
} elseif (T_WHITESPACE === $token[0]) {
// reduce wide spaces
$whitespace = preg_replace('{[ \t]+}', ' ', $token[1]);
// normalize newlines to \n
$whitespace = preg_replace('{(?:\r\n|\r|\n)}', "\n", $whitespace);
// trim leading spaces
$whitespace = preg_replace('{\n +}', "\n", $whitespace);
$output .= $whitespace;
} else {
$output .= $token[1];
}
}
return $output;
}
/**
* @return string
*/
private function getStub()
{
$stub = <<<'EOF'
#!/usr/bin/env php
<?php
/*
* This file is part of Bowerphp.
*
* (c) Massimiliano Arione <massimiliano.arione@bee-lab.net>
* Mauro D'Alatri <mauro.dalatri@bee-lab.net>
*
* For the full copyright and license information, please view
* the license that is located at the bottom of this file.
*/
Phar::mapPhar('bowerphp.phar');
EOF;
return $stub . <<<'EOF'
require 'phar://bowerphp.phar/bin/bowerphp';
__HALT_COMPILER();
EOF;
}
}