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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\Signature;
  20  
  21  use ProxyManager\Inflector\Util\ParameterEncoder;
  22  use ProxyManager\Inflector\Util\ParameterHasher;
  23  
  24  /**
  25   * {@inheritDoc}
  26   *
  27   * @author Marco Pivetta <ocramius@gmail.com>
  28   * @license MIT
  29   */
  30  final class SignatureGenerator implements SignatureGeneratorInterface
  31  {
  32      /**
  33       * @var ParameterEncoder
  34       */
  35      private $parameterEncoder;
  36  
  37      /**
  38       * @var ParameterHasher
  39       */
  40      private $parameterHasher;
  41  
  42      /**
  43       * Constructor.
  44       */
  45      public function __construct()
  46      {
  47          $this->parameterEncoder = new ParameterEncoder();
  48          $this->parameterHasher  = new ParameterHasher();
  49      }
  50  
  51      /**
  52       * {@inheritDoc}
  53       */
  54      public function generateSignature(array $parameters)
  55      {
  56          return $this->parameterEncoder->encodeParameters($parameters);
  57      }
  58  
  59      /**
  60       * {@inheritDoc}
  61       */
  62      public function generateSignatureKey(array $parameters)
  63      {
  64          return $this->parameterHasher->hashParameters($parameters);
  65      }
  66  }