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   1  <?php
   2  
   3  /**
   4   * Validator for the components of a URI for a specific scheme
   5   */
   6  class HTMLPurifier_URIScheme
   7  {
   8  
   9      /**
  10       * Scheme's default port (integer)
  11       */
  12      public $default_port = null;
  13  
  14      /**
  15       * Whether or not URIs of this schem are locatable by a browser
  16       * http and ftp are accessible, while mailto and news are not.
  17       */
  18      public $browsable = false;
  19  
  20      /**
  21       * Whether or not the URI always uses <hier_part>, resolves edge cases
  22       * with making relative URIs absolute
  23       */
  24      public $hierarchical = false;
  25  
  26      /**
  27       * Validates the components of a URI
  28       * @note This implementation should be called by children if they define
  29       *       a default port, as it does port processing.
  30       * @param $uri Instance of HTMLPurifier_URI
  31       * @param $config HTMLPurifier_Config object
  32       * @param $context HTMLPurifier_Context object
  33       * @return Bool success or failure
  34       */
  35      public function validate(&$uri, $config, $context) {
  36          if ($this->default_port == $uri->port) $uri->port = null;
  37          return true;
  38      }
  39  
  40  }
  41  
  42  // vim: et sw=4 sts=4