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Usage Example
| <?php
require_once "userinfo.class.php";
$user = new UserInfo("apache");
echo "Username: ".$user->username."\n";
echo "User ID: ".$user->uid."\n";
echo "Group ID: ".$user->gid."\n";
echo "Comment: ".$user->comment."\n";
echo "Home: ".$user->home."\n";
echo "Shell: ".$user->shell."\n";
?> | |
userinfo.class.php
| <?php
/*
* Simple script to retrieve the user information from an
* /etc/passwd file for unix-like OSes
*
* Copyright (C) 2007 Victor Roman Archidona
* http://blog.daijo.org
*/
class UserInfo
{
private $_user_info = null;
public function __construct($user)
{
$entry = $this->getUserEntry($user);
$this->processUserEntry($entry);
}
public function getUserInfo()
{
return $this->_user_info;
}
public function __get($var)
{
if (array_key_exists($var, $this->_user_info))
return $this->_user_info[$var];
return null;
}
private function processUserEntry($entry)
{
list($this->_user_info["username"],
$this->_user_info["unused"],
$this->_user_info["uid"],
$this->_user_info["gid"],
$this->_user_info["comment"],
$this->_user_info["home"],
$this->_user_info["shell"]) = explode(":", $entry);
$this->_user_info["shell"] = trim($this->_user_info["shell"]);
}
private function getUserEntry($user)
{
$passwd_file = "/etc/passwd";
if (!is_file($passwd_file))
throw new Exception ("File $passwd_file does not exists");
if (!is_readable($passwd_file))
throw new Exception ("File $passwd_file cannot be read");
$passwd_content = file($passwd_file);
foreach ($passwd_content as $entry) {
$params = explode(":", $entry);
/* We can find by username or by uid: */
$search = is_numeric($user) ? $params[2] : $params[0];
if ($search == $user)
return $entry;
}
return null;
}
}
?> | |
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