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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\LazyLoadingGhost\MethodGenerator;
  20  
  21  use ProxyManager\Generator\MethodGenerator;
  22  use ProxyManager\Generator\ParameterGenerator;
  23  use ProxyManager\Generator\Util\UniqueIdentifierGenerator;
  24  use Zend\Code\Generator\PropertyGenerator;
  25  
  26  /**
  27   * Implementation for {@see \ProxyManager\Proxy\LazyLoadingInterface::isProxyInitialized}
  28   * for lazy loading value holder objects
  29   *
  30   * @author Marco Pivetta <ocramius@gmail.com>
  31   * @license MIT
  32   */
  33  class CallInitializer extends MethodGenerator
  34  {
  35      /**
  36       * Constructor
  37       */
  38      public function __construct(
  39          PropertyGenerator $initializerProperty,
  40          PropertyGenerator $publicPropsDefaults,
  41          PropertyGenerator $initTracker
  42      ) {
  43          parent::__construct(UniqueIdentifierGenerator::getIdentifier('callInitializer'));
  44          $this->setDocblock("Triggers initialization logic for this ghost object");
  45  
  46          $this->setParameters(array(
  47              new ParameterGenerator('methodName'),
  48              new ParameterGenerator('parameters', 'array'),
  49          ));
  50  
  51          $this->setVisibility(static::VISIBILITY_PRIVATE);
  52  
  53          $initializer    = $initializerProperty->getName();
  54          $initialization = $initTracker->getName();
  55  
  56          $this->setBody(
  57              'if ($this->' . $initialization . ' || ! $this->' . $initializer . ') {' . "\n    return;\n}\n\n"
  58              . "\$this->" . $initialization . " = true;\n\n"
  59              . "foreach (self::\$" . $publicPropsDefaults->getName() . " as \$key => \$default) {\n"
  60              . "    \$this->\$key = \$default;\n"
  61              . "}\n\n"
  62              . '$this->' . $initializer . '->__invoke'
  63              . '($this, $methodName, $parameters, $this->' . $initializer . ');' . "\n\n"
  64              . "\$this->" . $initialization . " = false;"
  65          );
  66      }
  67  }