icingaweb2/library/Icinga/Authentication/AdmissionLoader.php

89 lines
2.7 KiB
PHP

<?php
/* Icinga Web 2 | (c) 2013-2015 Icinga Development Team | GPLv2+ */
namespace Icinga\Authentication;
use Icinga\Application\Config;
use Icinga\Application\Logger;
use Icinga\Exception\NotReadableError;
use Icinga\Data\ConfigObject;
use Icinga\User;
use Icinga\Util\String;
/**
* Retrieve restrictions and permissions for users
*/
class AdmissionLoader
{
/**
* @param string $username
* @param array $userGroups
* @param ConfigObject $section
*
* @return bool
*/
protected function match($username, $userGroups, ConfigObject $section)
{
$username = strtolower($username);
if (! empty($section->users)) {
$users = array_map('strtolower', String::trimSplit($section->users));
if (in_array($username, $users)) {
return true;
}
}
if (! empty($section->groups)) {
$groups = array_map('strtolower', String::trimSplit($section->groups));
foreach ($userGroups as $userGroup) {
if (in_array(strtolower($userGroup), $groups)) {
return true;
}
}
}
return false;
}
/**
* Get user permissions and restrictions
*
* @param User $user
*
* @return array
*/
public function getPermissionsAndRestrictions(User $user)
{
$permissions = array();
$restrictions = array();
$username = $user->getUsername();
try {
$roles = Config::app('roles');
} catch (NotReadableError $e) {
Logger::error(
'Can\'t get permissions and restrictions for user \'%s\'. An exception was thrown:',
$username,
$e
);
return array($permissions, $restrictions);
}
$userGroups = $user->getGroups();
foreach ($roles as $role) {
if ($this->match($username, $userGroups, $role)) {
$permissions = array_merge(
$permissions,
array_diff(String::trimSplit($role->permissions), $permissions)
);
$restrictionsFromRole = $role->toArray();
unset($restrictionsFromRole['users']);
unset($restrictionsFromRole['groups']);
unset($restrictionsFromRole['permissions']);
foreach ($restrictionsFromRole as $name => $restriction) {
if (! isset($restrictions[$name])) {
$restrictions[$name] = array();
}
$restrictions[$name][] = $restriction;
}
}
}
return array($permissions, $restrictions);
}
}