/**
  * Returns the package meta data object of this package.
  *
  * @return \TYPO3\Flow\Package\MetaData
  */
 public function getPackageMetaData()
 {
     if ($this->packageMetaData === null) {
         $this->packageMetaData = new MetaData($this->getPackageKey());
         $this->packageMetaData->setDescription($this->getComposerManifest('description'));
         $this->packageMetaData->setVersion($this->getComposerManifest('version'));
         $this->packageMetaData->setPackageType($this->getComposerManifest('type'));
         $requirements = $this->getComposerManifest('require');
         if ($requirements !== null) {
             foreach ($requirements as $requirement => $version) {
                 if ($this->packageRequirementIsComposerPackage($requirement) === false) {
                     // Skip non-package requirements
                     continue;
                 }
                 try {
                     $packageKey = $this->packageManager->getPackageKeyFromComposerName($requirement);
                 } catch (Exception\InvalidPackageStateException $exception) {
                     continue;
                 }
                 $constraint = new MetaData\PackageConstraint(MetaDataInterface::CONSTRAINT_TYPE_DEPENDS, $packageKey);
                 $this->packageMetaData->addConstraint($constraint);
             }
         }
     }
     return $this->packageMetaData;
 }
 /**
  * Returns the package meta data object of this package.
  * Note that since Flow 3.1 the MetaData won't contain any constraints,
  * please use the composer manifest directly if you need this information.
  *
  * @return \TYPO3\Flow\Package\MetaData
  * @deprecated To be removed in Flow 4.0
  */
 public function getPackageMetaData()
 {
     if ($this->packageMetaData === null) {
         $this->packageMetaData = new MetaData($this->getPackageKey());
         $this->packageMetaData->setDescription($this->getComposerManifest('description'));
         $this->packageMetaData->setVersion($this->getComposerManifest('version'));
         $this->packageMetaData->setPackageType($this->getComposerManifest('type'));
     }
     return $this->packageMetaData;
 }
 /**
  * Create a package, given the package key
  *
  * @param string $packageKey The package key of the new package
  * @param \TYPO3\Flow\Package\MetaData $packageMetaData If specified, this package meta object is used for writing the Package.xml file, otherwise a rudimentary Package.xml file is created
  * @param string $packagesPath If specified, the package will be created in this path, otherwise the default "Application" directory is used
  * @param string $packageType If specified, the package type will be set, otherwise it will default to "typo3-flow-package"
  * @return PackageInterface The newly created package
  * @throws \TYPO3\Flow\Package\Exception
  * @throws \TYPO3\Flow\Package\Exception\PackageKeyAlreadyExistsException
  * @throws \TYPO3\Flow\Package\Exception\InvalidPackageKeyException
  * @api
  */
 public function createPackage($packageKey, \TYPO3\Flow\Package\MetaData $packageMetaData = null, $packagesPath = null, $packageType = 'typo3-flow-package')
 {
     if (!$this->isPackageKeyValid($packageKey)) {
         throw new \TYPO3\Flow\Package\Exception\InvalidPackageKeyException('The package key "' . $packageKey . '" is invalid', 1220722210);
     }
     if ($this->isPackageAvailable($packageKey)) {
         throw new \TYPO3\Flow\Package\Exception\PackageKeyAlreadyExistsException('The package key "' . $packageKey . '" already exists', 1220722873);
     }
     if ($packagesPath === null) {
         if (is_array($this->settings['package']['packagesPathByType']) && isset($this->settings['package']['packagesPathByType'][$packageType])) {
             $packagesPath = $this->settings['package']['packagesPathByType'][$packageType];
         } else {
             $packagesPath = 'Application';
         }
         $packagesPath = Files::getUnixStylePath(Files::concatenatePaths(array($this->packagesBasePath, $packagesPath)));
     }
     if ($packageMetaData === null) {
         $packageMetaData = new MetaData($packageKey);
     }
     if ($packageMetaData->getPackageType() === null) {
         $packageMetaData->setPackageType($packageType);
     }
     $packagePath = Files::concatenatePaths(array($packagesPath, $packageKey)) . '/';
     Files::createDirectoryRecursively($packagePath);
     foreach (array(PackageInterface::DIRECTORY_METADATA, PackageInterface::DIRECTORY_CLASSES, PackageInterface::DIRECTORY_CONFIGURATION, PackageInterface::DIRECTORY_DOCUMENTATION, PackageInterface::DIRECTORY_RESOURCES, PackageInterface::DIRECTORY_TESTS_UNIT, PackageInterface::DIRECTORY_TESTS_FUNCTIONAL) as $path) {
         Files::createDirectoryRecursively(Files::concatenatePaths(array($packagePath, $path)));
     }
     $this->writeComposerManifest($packagePath, $packageKey, $packageMetaData);
     $packagePath = str_replace($this->packagesBasePath, '', $packagePath);
     $package = $this->packageFactory->create($this->packagesBasePath, $packagePath, $packageKey, PackageInterface::DIRECTORY_CLASSES);
     $this->packages[$packageKey] = $package;
     foreach (array_keys($this->packages) as $upperCamelCasedPackageKey) {
         $this->packageKeys[strtolower($upperCamelCasedPackageKey)] = $upperCamelCasedPackageKey;
     }
     $this->activatePackage($packageKey);
     return $package;
 }