1. sfRouteCollection.class.php
  2. /**
 * sfObjectRouteCollection represents a collection of routes.
 *
 * @package    symfony
 * @subpackage routing
 * @author     Fabien Potencier 
 * @version    SVN: $Id: sfRouteCollection.class.php 11471 2008-09-12 10:03:49Z fabien $
 */
  3. class sfRouteCollection implements Iterator
  4. {
  5.   protected
  6.     $count   = 0,
  7.     $options = array(),
  8.     $routes  = array();
  10.   /**
  11.    * Constructor.
  12.    *
  13.    * @param array $options An array of options
  14.    */
  15.   public function __construct(array $options)
  16.   {
  17.     if (!isset($options['name']))
  18.     {
  19.       throw new InvalidArgumentException('You must pass a "name" option to sfRouteCollection');
  20.     }
  22.     $this->options = $options;
  23.   }
  25.   /**
  26.    * Returns the routes.
  27.    *
  28.    * @return array The routes
  29.    */
  30.   public function getRoutes()
  31.   {
  32.     return $this->routes;
  33.   }
  35.   /**
  36.    * Returns the options.
  37.    *
  38.    * @return array The options
  39.    */
  40.   public function getOptions()
  41.   {
  42.     return $this->options;
  43.   }
  45.   /**
  46.    * Reset the error array to the beginning (implements the Iterator interface).
  47.    */
  48.   public function rewind()
  49.   {
  50.     reset($this->routes);
  52.     $this->count = count($this->routes);
  53.   }
  55.   /**
  56.    * Get the name of the current route (implements the Iterator interface).
  57.    *
  58.    * @return string The key
  59.    */
  60.   public function key()
  61.   {
  62.     return key($this->routes);
  63.   }
  65.   /**
  66.    * Returns the current route (implements the Iterator interface).
  67.    *
  68.    * @return mixed The escaped value
  69.    */
  70.   public function current()
  71.   {
  72.     return current($this->routes);
  73.   }
  75.   /**
  76.    * Moves to the next route (implements the Iterator interface).
  77.    */
  78.   public function next()
  79.   {
  80.     next($this->routes);
  82.     --$this->count;
  83.   }
  85.   /**
  86.    * Returns true if the current route is valid (implements the Iterator interface).
  87.    *
  88.    * @return boolean The validity of the current route; true if it is valid
  89.    */
  90.   public function valid()
  91.   {
  92.     return $this->count > 0;
  93.   }
  94. }
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