101 lines
3.2 KiB
PHP
101 lines
3.2 KiB
PHP
<?php
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/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
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namespace Icinga\Authentication;
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use Icinga\Application\Config;
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use Icinga\Application\Logger;
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use Icinga\Authentication\Role;
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use Icinga\Exception\NotReadableError;
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use Icinga\Data\ConfigObject;
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use Icinga\User;
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use Icinga\Util\StringHelper;
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/**
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* Retrieve restrictions and permissions for users
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*/
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class AdmissionLoader
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{
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/**
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* @param string $username
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* @param array $userGroups
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* @param ConfigObject $section
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*
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* @return bool
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*/
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protected function match($username, $userGroups, ConfigObject $section)
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{
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$username = strtolower($username);
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if (! empty($section->users)) {
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$users = array_map('strtolower', StringHelper::trimSplit($section->users));
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if (in_array('*', $users)) {
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return true;
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}
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if (in_array($username, $users)) {
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return true;
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}
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}
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if (! empty($section->groups)) {
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$groups = array_map('strtolower', StringHelper::trimSplit($section->groups));
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foreach ($userGroups as $userGroup) {
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if (in_array(strtolower($userGroup), $groups)) {
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return true;
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}
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}
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}
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return false;
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}
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/**
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* Apply permissions, restrictions and roles to the given user
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*
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* @param User $user
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*/
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public function applyRoles(User $user)
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{
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$username = $user->getUsername();
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try {
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$roles = Config::app('roles');
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} catch (NotReadableError $e) {
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Logger::error(
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'Can\'t get permissions and restrictions for user \'%s\'. An exception was thrown:',
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$username,
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$e
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);
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return;
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}
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$userGroups = $user->getGroups();
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$permissions = array();
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$restrictions = array();
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$roleObjs = array();
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foreach ($roles as $roleName => $role) {
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if ($this->match($username, $userGroups, $role)) {
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$permissionsFromRole = StringHelper::trimSplit($role->permissions);
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$permissions = array_merge(
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$permissions,
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array_diff($permissionsFromRole, $permissions)
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);
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$restrictionsFromRole = $role->toArray();
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unset($restrictionsFromRole['users']);
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unset($restrictionsFromRole['groups']);
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unset($restrictionsFromRole['permissions']);
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foreach ($restrictionsFromRole as $name => $restriction) {
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if (! isset($restrictions[$name])) {
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$restrictions[$name] = array();
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}
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$restrictions[$name][] = $restriction;
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}
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$roleObj = new Role();
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$roleObjs[] = $roleObj
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->setName($roleName)
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->setPermissions($permissionsFromRole)
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->setRestrictions($restrictionsFromRole);
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}
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}
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$user->setPermissions($permissions);
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$user->setRestrictions($restrictions);
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$user->setRoles($roleObjs);
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}
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}
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