/**
* @param string $rootDir
* @return \Composer\Composer
*/
public function createComposerFromRootDir($rootDir)
{
$composerPath = $rootDir . 'composer.json';
$composerFile = new Composer\Json\JsonFile($composerPath);
$composerFile->validateSchema(Composer\Json\JsonFile::LAX_SCHEMA);
$localConfig = $composerFile->read();
$composerFactory = new CM_App_ComposerFactory();
$composer = $composerFactory->createComposer($localConfig);
$vendorDir = $rootDir . $composer->getConfig()->get('vendor-dir');
$vendorConfig = new Composer\Json\JsonFile($vendorDir . '/composer/installed.json');
$vendorRepository = new Composer\Repository\InstalledFilesystemRepository($vendorConfig);
$composer->getRepositoryManager()->setLocalRepository($vendorRepository);
return $composer;
}
/**
* @return \Composer\Composer
*/
public function getComposer()
{
if (null === $this->_composer) {
$factory = new CM_App_ComposerFactory();
$this->_composer = $factory->createComposerFromRootDir($this->_dirRoot);
}
return $this->_composer;
}
