<?php
include_once('modules/fileserver/fileserver_common.php');
include_once('class.cObject.php');

class FileServerUser extends cObject 
{
	var $_valid_users = array();

	function FileServerUser($id)
	{
		cObject::cObject();
		if ($this->error())
			return;

		$required = array(
			'name',
			'sys_name',
			'passowrd',
			'password_type',
		);

		if (0 == $id) {
			$this->setReqAttr($required);
			return;
		}

		if (!$this->chkTable_())
			return;

		$this->attr['id'] = $id;

		// Initialise object via Table object
		$this->Table->setId($id);

		// select data from table
		if (!$this->Table->select()) {
			$this->attr['id'] = -1;
			$this->setError_(get_class($this) . ': unable to select: ' . $this->Table->getErrorMsg());
			return;
		}

		// fetch table row,
		$this->attr = $this->Table->fetchArray();

		if (!$this->attr) {
			$this->attr = $this->resetAttr_();
			$this->setError_(get_class($this) . ': unable to fetch array: ' . $this->Table->getErrorMsg());
			return;
		}

		$this->oldAttr_ = $this->attr;
	}

	function resetAttr_()
	{
		return array(
			'id'			=> 0,
			'name'			=> '',
			'password'		=> '',
			'password_type'	=> 'plain',
			'sys_name'		=> '',
		);
	}

	function getInputableAttr_()
	{
		$ret = array(
			'name' => '',
		);

		if (0 == $this->getId())
			$ret['sys_name'] = '';

		return $ret;
	}

	function initFromSubmit()
	{
		$password = $this->fetchSubmitVar('password');
		if ($password)
			$this->setPassword($password, 'plain');

		return cObject::initFromSubmit();
	}

	function isExist($name = '')
	{
		if (!(isset($this) && is_object($this) && get_class($this) == 'fileserveruser'))
			return FileServerShare::isExist(0, $name);

		if (!$this->chkTable_())
			return false;

		$ret = $this->Table->isExist($this->getId(), $this->getName());

		if ($this->Table->error()) {
			$this->setError_($this->Table->getErrorMsg());
			return false;
		}

		return $ret;
	}

	function update()
	{
		$create = 0 == $this->getId();
		if (!cObject::update())
			return false;

		include_once('modules/fileserver/FileServerManager.php');
		$myFileServerManager =& FileServerManagerMaker();
		if ($myFileServerManager->error()) {
			$this->setError_('Unable to create FileServerManager object: ' . $myFileServerManager->getErrormsg());
			return false;
		}

		if ($create) {
			if (false === $myFileServerManager->add_user($this->getName(), $this->getSysName(), $this->getPassword(), true)) {
				$this->setError_('FileServerManager::add_user() failed: ' . $myFileServerManager->getErrorMsg());
				return false;
			}
		} else {
			if ($this->isAttrChanged('name') && (false === $myFileServerManager->rename_user($this->getOldAttr('name'), $this->getName(), $this->getSysName(), true))) {
				$this->setError_('FileServerManager::rename_user() failed: ' . $myFileServerManager->getErrorMsg());
				return false;
			}
		}
		if ($this->isAttrChanged('password') && (false === $myFileServerManager->set_user_password($this->getName(), $this->getSysName(), $this->getPassword(), true))) {
			$this->setError_('FileServerManager::set_user_password() failed: ' . $myFileServerManager->getErrorMsg());
			return false;
		}
		
		return true;
	}

	function delete()
	{
		if (0 == $this->getId())
			return true;

		//clean valid users reference
		$query  = 'DELETE from ' . FILESERVER_TABLE_VALID_USERS . ' WHERE uid = "' . $this->getId() . '"';
		if (false === mysql_query($query)) {
			$this->setError_('mysql_query() failed: ' . db_error());
			return false;
		}

		if(!cObject::delete())
			return false;

		include_once('modules/fileserver/FileServerManager.php');
		$myFileServerManager =& FileServerManagerMaker();
		if ($myFileServerManager->error()) {
			$this->setError_('Unable to create FileServerManager object: ' . $myFileServerManager->getErrormsg());
			return false;
		}

		if (false === $myFileServerManager->del_user($this->getName(), $this->getSysName(), true)) {
			$this->setError_('FileServerManager::del_user() failed: ' . $myFileServerManager->getErrorMsg());
			return false;
		}

		return true;
	}

	function getName()
	{
		return $this->getAttr('name');
	}

	function getSysName()
	{
		return $this->getAttr('sys_name');
	}

	function getPassword()
	{
		return $this->getAttr('password');
	}

	function getPasswordType()
	{
		return $this->getAttr('password_type');
	}

	function setName($name)
	{
		return $this->setAttr('name', $name);
	}

	function setSysName($sys_name)
	{
		return $this->setAttr('sys_name', $sys_name);
	}
	
	function setPassword($password, $password_type)
	{
		$ret = $this->setAttr('password', $password);
		return $this->setAttr('password_type', $password_type) && $ret;
	}

	function chk_name_($name)
	{
		include_once('class.Checker.php');
		return Checker::sys_login($name);
	}

	function chk_sys_name_($sys_name)
	{
		include_once('class.Checker.php');
		return Checker::sys_login($sys_name);
	}

	function chk_password_($password)
	{
		return mb_strlen($password) > 0;
	}

	function chk_password_type_($password_type)
	{
		return in_array($password_type, array('plain', 'crypt'));
	}
}

//______________________________________________________________________________

include_once('class.Table.php');

class FileServerUserTable extends Table
{

	function FileServerUserTable($fieldNames)
	{
		if (!is_array($fieldNames)) {
			$this->setError_('field names are not an array');
			return;
		}

		$tableCards = FILESERVER_TABLE_USERS;
		$fNames = array_keys($fieldNames);

		$this->Table($tableCards, $fNames);
	}

	function isExist($id, $name)
	{
		$name = idn_toascii($name);
		$query = 'SELECT count(*) FROM ' . FILESERVER_TABLE_USERS . ' WHERE name="' . mysql_escape_string($name) . '" AND id !="' . $id . '"';
		$res = mysql_query($query);
		if (!$res) {
			if (is_object($this)) {
				$this->setError_('Unable to query: ' . db_error());
				return false;
			}
			psaerror('Unable to query: ' . db_error());
		}

		list($num) = mysql_fetch_row($res);
		mysql_free_result($res);
		return ($num + 0 > 0);
	}}
?>