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<?php
/**
* Implements the Accounts API using finger to fetch information.
*
* Copyright 2001-2016 Horde LLC (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (LGPL-2). If you
* did not receive this file, see http://www.horde.org/licenses/lgpl.
*
* @author Peter Paul Elfferich <pp@lazyfox.org>
* @author Jan Schneider <jan@horde.org>
* @package Horde
*/
class Horde_Block_Account_Finger extends Horde_Block_Account_Base
{
/**
* Constructor.
*
* @param array $params Hash containing connection parameters.
*/
public function __construct($params = array())
{
$params = array_merge(
array('finger_path' => 'finger'),
$params);
parent::__construct($params);
}
/**
* Returns a hash with parsed account information.
*
* @param array $output Array of finger output strings
*
* @return array A hash with account details parsed from output
*/
protected function _parseAccount($output)
{
$info = array();
foreach ($output as $line) {
if (preg_match('/^.*Name: (.*)$/', $line, $regs)) {
$info['fullname'] = $regs[1];
} elseif (preg_match('/^Directory: (.*)Shell: (.*)$/', $line, $regs)) {
$info['home'] = trim($regs[1]);
$info['shell'] = $regs[2];
}
}
return $info;
}
/**
* Returns the user account.
*
* @return array A hash with complete account details.
*/
protected function _getAccount()
{
if (!isset($this->_information)) {
$user = Horde_String::lower($this->getUsername());
if (!empty($this->_params['host'])) {
$user .= '@' . $this->_params['host'];
}
$command = $this->_params['finger_path'] . ' ' . escapeshellarg($user);
exec($command, $output);
$this->_information = $this->_parseAccount($output);
}
return $this->_information;
}
/**
* Returns some user detail.
*
* @param string $what Which information to return.
*
* @return string The user's detail.
*/
protected function _get($what)
{
$information = $this->_getAccount();
return $information[$what];
}
/**
* Returns the user's full name.
*
* @return string The user's full name.
*/
public function getFullname()
{
return $this->_get('fullname');
}
/**
* Returns the user's home (login) directory.
*
* @return string The user's directory.
*/
public function getHome()
{
return $this->_get('home');
}
/**
* Returns the user's default shell.
*
* @return string The user's shell.
*/
public function getShell()
{
return $this->_get('shell');
}
}
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