File indexing completed on 2025-01-19 05:21:36

 <?php
 /**
  * Zend Framework
  *
  * LICENSE
  *
  * This source file is subject to the new BSD license that is bundled
  * with this package in the file LICENSE.txt.
  * It is also available through the world-wide-web at this URL:
  * http://framework.zend.com/license/new-bsd
  * If you did not receive a copy of the license and are unable to
  * obtain it through the world-wide-web, please send an email
  * to license@zend.com so we can send you a copy immediately.
  *
  * @category   Zend
  * @package    Zend_Tool
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  * @version    $Id$
  */
 
 // require_once 'Zend/Tool/Project/Context/System/Interface.php';
 // require_once 'Zend/Tool/Project/Context/System/TopLevelRestrictable.php';
 // require_once 'Zend/Tool/Project/Context/System/NotOverwritable.php';
 
 /**
  * @category   Zend
  * @package    Zend_Tool
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  */
 class Zend_Tool_Project_Context_Repository implements Countable
 {
 
     protected static $_instance = null;
     protected static $_isInitialized = false;
 
     protected $_shortContextNames = array();
     protected $_contexts          = array();
 
     /**
      * Enter description here...
      *
      * @return Zend_Tool_Project_Context_Repository
      */
     public static function getInstance()
     {
         if (self::$_instance == null) {
             self::$_instance = new self();
         }
 
         return self::$_instance;
     }
 
     public static function resetInstance()
     {
         self::$_instance = null;
         self::$_isInitialized = false;
     }
 
     protected function __construct()
     {
         if (self::$_isInitialized == false) {
             $this->addContextClass('Zend_Tool_Project_Context_System_ProjectDirectory')
                  ->addContextClass('Zend_Tool_Project_Context_System_ProjectProfileFile')
                  ->addContextClass('Zend_Tool_Project_Context_System_ProjectProvidersDirectory');
             self::$_isInitialized = true;
         }
     }
 
     public function addContextsFromDirectory($directory, $prefix)
     {
         $prefix = trim($prefix, '_') . '_';
         foreach (new DirectoryIterator($directory) as $directoryItem) {
             if ($directoryItem->isDot() || (substr($directoryItem->getFilename(), -4) !== '.php')) {
                 continue;
             }
             $class = $prefix . substr($directoryItem->getFilename(), 0, -4);
             $this->addContextClass($class);
         }
     }
 
 
     public function addContextClass($contextClass)
     {
         if (!class_exists($contextClass)) {
             // require_once 'Zend/Loader.php';
             Zend_Loader::loadClass($contextClass);
         }
         $reflectionContextClass = new ReflectionClass($contextClass);
         if ($reflectionContextClass->isInstantiable()) {
             $context = new $contextClass();
             return $this->addContext($context);
         }
         return $this;
     }
 
     /**
      * Enter description here...
      *
      * @param Zend_Tool_Project_Context_Interface $context
      * @return Zend_Tool_Project_Context_Repository
      */
     public function addContext(Zend_Tool_Project_Context_Interface $context)
     {
         $isSystem       = ($context instanceof Zend_Tool_Project_Context_System_Interface);
         $isTopLevel     = ($context instanceof Zend_Tool_Project_Context_System_TopLevelRestrictable);
         $isOverwritable = !($context instanceof Zend_Tool_Project_Context_System_NotOverwritable);
 
         $index = (count($this->_contexts)) ? max(array_keys($this->_contexts)) + 1 : 1;
 
         $normalName = $this->_normalizeName($context->getName());
 
         if (isset($this->_shortContextNames[$normalName]) && ($this->_contexts[$this->_shortContextNames[$normalName]]['isOverwritable'] === false) ) {
             // require_once 'Zend/Tool/Project/Context/Exception.php';
             throw new Zend_Tool_Project_Context_Exception('Context ' . $context->getName() . ' is not overwriteable.');
         }
 
         $this->_shortContextNames[$normalName] = $index;
         $this->_contexts[$index] = array(
             'isTopLevel'     => $isTopLevel,
             'isSystem'       => $isSystem,
             'isOverwritable' => $isOverwritable,
             'normalName'     => $normalName,
             'context'        => $context
             );
 
         return $this;
     }
 
     public function getContext($name)
     {
         if (!$this->hasContext($name)) {
             // require_once 'Zend/Tool/Project/Context/Exception.php';
             throw new Zend_Tool_Project_Context_Exception('Context by name ' . $name . ' does not exist in the registry.');
         }
 
         $name = $this->_normalizeName($name);
         return clone $this->_contexts[$this->_shortContextNames[$name]]['context'];
     }
 
     public function hasContext($name)
     {
         $name = $this->_normalizeName($name);
         return (isset($this->_shortContextNames[$name]) ? true : false);
     }
 
     public function isSystemContext($name)
     {
         if (!$this->hasContext($name)) {
             return false;
         }
 
         $name = $this->_normalizeName($name);
         $index = $this->_shortContextNames[$name];
         return $this->_contexts[$index]['isSystemContext'];
     }
 
     public function isTopLevelContext($name)
     {
         if (!$this->hasContext($name)) {
             return false;
         }
         $name = $this->_normalizeName($name);
         $index = $this->_shortContextNames[$name];
         return $this->_contexts[$index]['isTopLevel'];
     }
 
     public function isOverwritableContext($name)
     {
         if (!$this->hasContext($name)) {
             return false;
         }
         $name = $this->_normalizeName($name);
         $index = $this->_shortContextNames[$name];
         return $this->_contexts[$index]['isOverwritable'];
     }
 
     public function count()
     {
         return count($this->_contexts);
     }
 
     protected function _normalizeName($name)
     {
         return strtolower($name);
     }
 
 }