<?php
/*
 * Copyright (c) 2011 - OpenSLX GmbH, RZ Uni Freiburg
* This program is free software distributed under the GPL version 2.
* See http://gpl.openslx.org/
*
* If you have any feedback please consult http://feedback.openslx.org/ and
* send your suggestions, praise, or complaints to feedback@openslx.org
*
* General information about OpenSLX can be found at http://openslx.org/
*/

class Application_Model_RightRolesMapper {

  protected $_dbTable;

  public function findBy($where, $array = false, $order = false) {
    foreach($where as $k => $v) {
      if($v != null)
        { $where2[] = "$k = '$v'"; }
      else
        { $where2[] = "$k IS NULL"; }
    }
    $where = implode(" AND " , $where2);

    try {
      $db = Zend_Db_Table::getDefaultAdapter();
      $select = $this->getDbTable()->select()
                ->from($this->_dbTable)
                ->where($where);

      if(is_array($order)) {
        foreach ($order as $k => $v)
        $a[] = "$k $v";
        $select->order($a);
      }

      $stmt = $select->query();
      $result = $stmt->fetchAll();

      if(!$array) {
        $entries = array();
        foreach ($result as $row) {
          $entry = new Application_Model_RightRoles($row);
          $entries[] = $entry;
        }
        return $entries;
      } else {
        return $result;
      }

    } catch (Zend_Exception $e) {
      echo "Error message 2: " . $e->getMessage() . "\n";
    }
  }

  public function setDbTable($dbTable) {
    if (is_string($dbTable)) {
      $dbTable = new $dbTable();
    }

    if (!$dbTable instanceof Zend_Db_Table_Abstract) {
      throw new Exception('Invalid table data gateway provided');
    }

    $this->_dbTable = $dbTable;

    return $this;
  }

  public function getDbTable() {
    if (null === $this->_dbTable) {
      $this->setDbTable('Application_Model_DbTable_RightRoles');
    }

    return $this->_dbTable;
  }

  public function save(Application_Model_RightRoles $rightroles) {
    $data = array('roleID' => $rightroles->getRoleID() , 'rightID' => $rightroles->getRightID() );

    if (null === $rightroles->getRoleID() || null === $rightroles->getRightID()) {
      return;
    } else {
      $this->getDbTable()->insert($data);
    }
  }

  public function delete(Application_Model_RightRoles $rightroles) {
    if (null === ($roleID = $rightroles->getRoleID()) || null === ($rightID = $rightroles->getRightID())) {
      return;
    } else {
      $this->getDbTable()->delete(array('roleID = ?' => $roleID, 'rightID = ?' => $rightID));
    }
  }

  public function find($roleID, $rightID) {
    $result = $this->getDbTable()->find($roleID, $rightID);
    if (0 == count($result)) {
      return;
    }

    $row = $result->current();

    $rightroles = new Application_Model_RightRoles();
    $rightroles->setRoleID($row->roleID)->setRightID($row->rightID);
    return $rightroles;
  }

  public function fetchAll() {
    $resultSet = $this->getDbTable()->fetchAll();
    $entries   = array();
    foreach ($resultSet as $row) {
      $entry = new Application_Model_RightRoles();

      $entry->setRoleID($row->roleID)->setRightID($row->rightID);

      $entries[] = $entry;
    }
    return $entries;
  }

  public function compare(Application_Model_RightRoles $v1, Application_Model_RightRoles $v2) {
    $vv1 = $v1->toArray();
    $vv2 = $v2->toArray();
    return array_diff($vv1, $vv2);
  }


}