<?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_MembershipMapper
{

	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) {
					$entry = new Application_Model_Membership($row);
					$entry->setID($row['membershipID']);
					$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_Membership');
		}

		return $this->_dbTable;
	}

	public function save(Application_Model_Membership $membership)
	{

		$data = array('membershipID'=> $membership->getID() ,'groupID'=> $membership->getGroupID() ,'roleID'=> $membership->getRoleID() ,'personID'=> $membership->getPersonID() ,'suspended'=> $membership->getSuspended(), 'apikey'=> $membership->getApikey() );

		if (null === ($id = $membership->getID()) ) {
			unset($data['membershipID']);
			return $this->getDbTable()->insert($data);
		} else {
			$this->getDbTable()->update($data, array('membershipID = ?' => $id));
		}
	}

	public function delete(Application_Model_Membership $membership)
	{
		if (null === ($id = $membership->getID()) ) {
			return;
		} else {
			$this->getDbTable()->delete(array('membershipID = ?' => $id));
		}
	}

	public function find($id, Application_Model_Membership $membership = null)
	{
		$return = false;
		if($membership == null){
			$return = true;
		}
		if($return){
			$membership = new Application_Model_Membership();
		}
		$result = $this->getDbTable()->find($id);
		if (0 == count($result)) {
			return;
		}

		$row = $result->current();

		$membership->setID($row->membershipID)->setGroupID($row->groupID)->setRoleID($row->roleID)->setPersonID($row->personID)->setSuspended($row->suspended)->setApikey($row->apikey);
		if($return){
			return $membership;
		}
	}

	public function fetchAll()
	{
		$resultSet = $this->getDbTable()->fetchAll();
		$entries   = array();
		foreach ($resultSet as $row) {
			$entry = new Application_Model_Membership();
				
			$entry->setID($row->membershipID)->setGroupID($row->groupID)->setRoleID($row->roleID)->setPersonID($row->personID)->setSuspended($row->suspended)->setApikey($row->apikey);

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

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


}