<?php
class Option extends AppModel {

  var $hasMany =
    array('OptionValue',
	  );

  var $knows =
    array('User', 'Site', 'Group');


  static $option_set = array();

  function getAll($name, $force = false) {
/*     $this->prClassLevel(30); */
/*     //$this->OptionValue->prClassLevel(30); */
/*     $this->Group->Membership->prClassLevel(30); */
/*     $this->OptionValue->SiteOption->prClassLevel(30); */
/*     $this->OptionValue->UserOption->prClassLevel(30); */
/*     $this->OptionValue->GroupOption->prClassLevel(30); */
/*     $this->OptionValue->DefaultOption->prClassLevel(30); */
    $this->prEnter(compact('name'));

    if (!empty(self::$option_set[$name]) && !$force)
      return $this->prReturn(self::$option_set[$name]);

    self::$option_set[$name] = array();

    $site_id   = $this->Site->currentSiteId();
    $user_id   = $this->User->currentUserId();
    $group_ids = $this->Group->currentGroupIds();

/*     $site_id = 2; */
/*     $user_id = 4; */
/*     $group_ids = $this->Group->groupIds($user_id, $site_id); */

    if (!empty($site_id))
      self::$option_set[$name] =
	array_merge(self::$option_set[$name],
		    $this->OptionValue->SiteOption->values($site_id, $name));

    if (!empty($user_id))
      self::$option_set[$name] =
	array_merge(self::$option_set[$name],
		    $this->OptionValue->UserOption->values($user_id, $name));

    if (!empty($group_ids))
      self::$option_set[$name] =
	array_merge(self::$option_set[$name],
		    $this->OptionValue->GroupOption->values($group_ids, $name));

    self::$option_set[$name] =
      array_merge(self::$option_set[$name],
		  $this->OptionValue->DefaultOption->values($name));

    return $this->prReturn(self::$option_set[$name]);
  }

  function get($name) {
    $this->prEnter(compact('name'));
    $values = $this->getAll($name);
    if (empty($values))
      return null;
    return $this->prReturn($values[0]);
  }

  function enabled($name) {
    $val = $this->get($name);
    return (!empty($val));
  }

  function disabled($name) {
    return (!$this->enabled($name));
  }

}