EnvParametersResource.php in Zircon Profile 8.0

Namespace

Symfony\Component\HttpKernel\Config

File

vendor/symfony/http-kernel/Config/EnvParametersResource.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <[e-mail]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Symfony\Component\HttpKernel\Config;

use Symfony\Component\Config\Resource\ResourceInterface;

/**
 * EnvParametersResource represents resources stored in prefixed environment variables.
 *
 * @author Chris Wilkinson <[e-mail]>
 */
class EnvParametersResource implements ResourceInterface, \Serializable {

  /**
   * @var string
   */
  private $prefix;

  /**
   * @var string
   */
  private $variables;

  /**
   * Constructor.
   *
   * @param string $prefix
   */
  public function __construct($prefix) {
    $this->prefix = $prefix;
    $this->variables = $this
      ->findVariables();
  }

  /**
   * {@inheritdoc}
   */
  public function __toString() {
    return serialize($this
      ->getResource());
  }

  /**
   * {@inheritdoc}
   */
  public function getResource() {
    return array(
      'prefix' => $this->prefix,
      'variables' => $this->variables,
    );
  }

  /**
   * {@inheritdoc}
   */
  public function isFresh($timestamp) {
    return $this
      ->findVariables() === $this->variables;
  }
  public function serialize() {
    return serialize(array(
      'prefix' => $this->prefix,
      'variables' => $this->variables,
    ));
  }
  public function unserialize($serialized) {
    $unserialized = unserialize($serialized);
    $this->prefix = $unserialized['prefix'];
    $this->variables = $unserialized['variables'];
  }
  private function findVariables() {
    $variables = array();
    foreach ($_SERVER as $key => $value) {
      if (0 === strpos($key, $this->prefix)) {
        $variables[$key] = $value;
      }
    }
    ksort($variables);
    return $variables;
  }

}

Classes

Name	Description
EnvParametersResource	EnvParametersResource represents resources stored in prefixed environment variables.