106 lines
3.0 KiB
PHP
106 lines
3.0 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Sensio\Bundle\GeneratorBundle\Manipulator;
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use Symfony\Component\HttpKernel\KernelInterface;
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/**
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* Changes the PHP code of a Kernel.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class KernelManipulator extends Manipulator
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{
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private $kernel;
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private $reflected;
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/**
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* Constructor.
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*
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* @param KernelInterface $kernel A KernelInterface instance
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*/
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public function __construct(KernelInterface $kernel)
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{
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$this->kernel = $kernel;
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$this->reflected = new \ReflectionObject($kernel);
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}
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/**
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* Adds a bundle at the end of the existing ones.
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*
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* @param string $bundle The bundle class name
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*
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* @return Boolean true if it worked, false otherwise
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*
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* @throws \RuntimeException If bundle is already defined
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*/
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public function addBundle($bundle)
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{
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if (!$this->reflected->getFilename()) {
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return false;
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}
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$src = file($this->reflected->getFilename());
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$method = $this->reflected->getMethod('registerBundles');
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$lines = array_slice($src, $method->getStartLine() - 1, $method->getEndLine() - $method->getStartLine() + 1);
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// Don't add same bundle twice
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if (false !== strpos(implode('', $lines), $bundle)) {
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throw new \RuntimeException(sprintf('Bundle "%s" is already defined in "AppKernel::registerBundles()".', $bundle));
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}
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$this->setCode(token_get_all('<?php '.implode('', $lines)), $method->getStartLine());
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while ($token = $this->next()) {
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// $bundles
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if (T_VARIABLE !== $token[0] || '$bundles' !== $token[1]) {
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continue;
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}
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// =
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$this->next();
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// array
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$token = $this->next();
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if (T_ARRAY !== $token[0]) {
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return false;
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}
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// add the bundle at the end of the array
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while ($token = $this->next()) {
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// look for );
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if (')' !== $this->value($token)) {
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continue;
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}
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if (';' !== $this->value($this->peek())) {
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continue;
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}
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// ;
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$this->next();
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$lines = array_merge(
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array_slice($src, 0, $this->line - 2),
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// Appends a separator comma to the current last position of the array
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array(rtrim(rtrim($src[$this->line - 2]), ',') . ",\n"),
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array(sprintf(" new %s(),\n", $bundle)),
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array_slice($src, $this->line - 1)
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);
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file_put_contents($this->reflected->getFilename(), implode('', $lines));
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return true;
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}
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}
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}
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}
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