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   1  <?php
   2  /*
   3   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   4   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   5   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   6   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   7   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   8   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   9   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  10   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  11   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  12   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  13   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  14   *
  15   * This software consists of voluntary contributions made by many individuals
  16   * and is licensed under the MIT license.
  17   */
  18  
  19  namespace ProxyManager\Inflector;
  20  
  21  use ProxyManager\Inflector\Util\ParameterHasher;
  22  
  23  /**
  24   * {@inheritDoc}
  25   *
  26   * @author Marco Pivetta <ocramius@gmail.com>
  27   * @license MIT
  28   */
  29  final class ClassNameInflector implements ClassNameInflectorInterface
  30  {
  31      /**
  32       * @var string
  33       */
  34      protected $proxyNamespace;
  35  
  36      /**
  37       * @var int
  38       */
  39      private $proxyMarkerLength;
  40  
  41      /**
  42       * @var string
  43       */
  44      private $proxyMarker;
  45  
  46      /**
  47       * @var \ProxyManager\Inflector\Util\ParameterHasher
  48       */
  49      private $parameterHasher;
  50  
  51      /**
  52       * @param string $proxyNamespace
  53       */
  54      public function __construct($proxyNamespace)
  55      {
  56          $this->proxyNamespace    = (string) $proxyNamespace;
  57          $this->proxyMarker       = '\\' . static::PROXY_MARKER . '\\';
  58          $this->proxyMarkerLength = strlen($this->proxyMarker);
  59          $this->parameterHasher   = new ParameterHasher();
  60      }
  61  
  62      /**
  63       * {@inheritDoc}
  64       */
  65      public function getUserClassName($className)
  66      {
  67          $className = ltrim($className, '\\');
  68  
  69          if (false === $position = strrpos($className, $this->proxyMarker)) {
  70              return $className;
  71          }
  72  
  73          return substr(
  74              $className,
  75              $this->proxyMarkerLength + $position,
  76              strrpos($className, '\\') - ($position + $this->proxyMarkerLength)
  77          );
  78      }
  79  
  80      /**
  81       * {@inheritDoc}
  82       */
  83      public function getProxyClassName($className, array $options = array())
  84      {
  85          return $this->proxyNamespace
  86              . $this->proxyMarker
  87              . $this->getUserClassName($className)
  88              . '\\Generated' . $this->parameterHasher->hashParameters($options);
  89      }
  90  
  91      /**
  92       * {@inheritDoc}
  93       */
  94      public function isProxyClassName($className)
  95      {
  96          return false !== strrpos($className, $this->proxyMarker);
  97      }
  98  }