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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\ProxyGenerator\LazyLoading\MethodGenerator;
  20  
  21  use ProxyManager\Generator\MethodGenerator;
  22  use ProxyManager\Generator\ParameterGenerator;
  23  use ReflectionClass;
  24  use ReflectionProperty;
  25  use Zend\Code\Generator\PropertyGenerator;
  26  
  27  /**
  28   * The `__construct` implementation for lazy loading proxies
  29   *
  30   * @author Marco Pivetta <ocramius@gmail.com>
  31   * @license MIT
  32   */
  33  class Constructor extends MethodGenerator
  34  {
  35      /**
  36       * Constructor
  37       */
  38      public function __construct(ReflectionClass $originalClass, PropertyGenerator $initializerProperty)
  39      {
  40          parent::__construct('__construct');
  41  
  42          $this->setParameter(new ParameterGenerator('initializer'));
  43  
  44          /* @var $publicProperties \ReflectionProperty[] */
  45          $publicProperties = $originalClass->getProperties(ReflectionProperty::IS_PUBLIC);
  46          $unsetProperties  = array();
  47  
  48          foreach ($publicProperties as $publicProperty) {
  49              $unsetProperties[] = '$this->' . $publicProperty->getName();
  50          }
  51  
  52          $this->setDocblock("@override constructor for lazy initialization\n\n@param \\Closure|null \$initializer");
  53          $this->setBody(
  54              ($unsetProperties ? 'unset(' . implode(', ', $unsetProperties) . ");\n\n" : '')
  55              . '$this->' . $initializerProperty->getName() . ' = $initializer;'
  56          );
  57      }
  58  }