Source of file Registry.php
Size: 4,237 Bytes - Last Modified: 2014-03-12T23:21:18+01:00
/home/theseer/Downloads/ZendFramework-2.3.0/library/Zend/View/Helper/Placeholder/Registry.php
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184 | <?php /** * Zend Framework (http://framework.zend.com/) * * @link http://github.com/zendframework/zf2 for the canonical source repository * @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ namespace Zend\View\Helper\Placeholder; use Zend\View\Exception; /** * Registry for placeholder containers */ class Registry { /** * Singleton instance * * @var Registry */ protected static $instance; /** * Default container class * * @var string */ protected $containerClass = 'Zend\View\Helper\Placeholder\Container'; /** * Placeholder containers * * @var array */ protected $items = array(); /** * Retrieve or create registry instance * * @return Registry */ public static function getRegistry() { trigger_error('Placeholder view helpers should no longer use a singleton registry', E_USER_DEPRECATED); if (null === static::$instance) { static::$instance = new static(); } return static::$instance; } /** * Unset the singleton * * Primarily useful for testing purposes; sets {@link $instance} to null. * * @return void */ public static function unsetRegistry() { trigger_error('Placeholder view helpers should no longer use a singleton registry', E_USER_DEPRECATED); static::$instance = null; } /** * Set the container for an item in the registry * * @param string $key * @param Container\AbstractContainer $container * @return Registry */ public function setContainer($key, Container\AbstractContainer $container) { $key = (string) $key; $this->items[$key] = $container; return $this; } /** * Retrieve a placeholder container * * @param string $key * @return Container\AbstractContainer */ public function getContainer($key) { $key = (string) $key; if (isset($this->items[$key])) { return $this->items[$key]; } $container = $this->createContainer($key); return $container; } /** * Does a particular container exist? * * @param string $key * @return bool */ public function containerExists($key) { $key = (string) $key; return array_key_exists($key, $this->items); } /** * createContainer * * @param string $key * @param array $value * @return Container\AbstractContainer */ public function createContainer($key, array $value = array()) { $key = (string) $key; $this->items[$key] = new $this->containerClass($value); return $this->items[$key]; } /** * Delete a container * * @param string $key * @return bool */ public function deleteContainer($key) { $key = (string) $key; if (isset($this->items[$key])) { unset($this->items[$key]); return true; } return false; } /** * Set the container class to use * * @param string $name * @throws Exception\InvalidArgumentException * @throws Exception\DomainException * @return Registry */ public function setContainerClass($name) { if (!class_exists($name)) { throw new Exception\DomainException( sprintf('%s expects a valid registry class name; received "%s", which did not resolve', __METHOD__, $name )); } if (!in_array('Zend\View\Helper\Placeholder\Container\AbstractContainer', class_parents($name))) { throw new Exception\InvalidArgumentException('Invalid Container class specified'); } $this->containerClass = $name; return $this; } /** * Retrieve the container class * * @return string */ public function getContainerClass() { return $this->containerClass; } } |