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   1  <?php
   2  
   3  namespace RESTful;
   4  
   5  class PaginationIterator implements \Iterator
   6  {
   7      public function __construct($resource, $uri, $data = null)
   8      {
   9          $this->_page = new Page($resource, $uri, $data);
  10      }
  11  
  12      // Iterator
  13      public function current()
  14      {
  15          return $this->_page;
  16      }
  17  
  18      public function key()
  19      {
  20          return $this->_page->index;
  21      }
  22  
  23      public function next()
  24      {
  25          $this->_page = $this->_page->next();
  26      }
  27  
  28      public function rewind()
  29      {
  30          $this->_page = $this->_page->first();
  31      }
  32  
  33      public function valid()
  34      {
  35          return $this->_page != null;
  36      }
  37  }