113 lines
3.0 KiB
PHP
113 lines
3.0 KiB
PHP
<?php
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/* Icinga Web 2 | (c) 2013-2015 Icinga Development Team | GPLv2+ */
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namespace Icinga\Authentication;
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use Icinga\Authentication\Backend\DbUserGroupBackend;
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use Icinga\Authentication\Backend\IniUserGroupBackend;
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use Icinga\Data\ConfigObject;
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use Icinga\Data\ResourceFactory;
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use Icinga\Exception\ConfigurationError;
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use Icinga\Exception\IcingaException;
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use Icinga\User;
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/**
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* Base class and factory for user group backends
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*/
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abstract class UserGroupBackend
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{
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/**
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* Name of the backend
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*
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* @var string
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*/
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protected $name;
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/**
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* Set the backend name
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*
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* @param string $name
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*
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* @return $this
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*/
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public function setName($name)
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{
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$this->name = (string) $name;
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return $this;
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}
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/**
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* Get the backend name
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*
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* @return string
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*/
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public function getName()
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{
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return $this->name;
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}
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/**
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* Create a user group backend
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*
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* @param string $name
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* @param ConfigObject $backendConfig
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*
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* @return DbUserGroupBackend|IniUserGroupBackend
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* @throws ConfigurationError If the backend configuration is invalid
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*/
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public static function create($name, ConfigObject $backendConfig)
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{
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if ($backendConfig->name !== null) {
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$name = $backendConfig->name;
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}
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if (($backendType = $backendConfig->backend) === null) {
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throw new ConfigurationError(
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'Configuration for user group backend \'%s\' is missing the \'backend\' directive',
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$name
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);
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}
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$backendType = strtolower($backendType);
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if (($resourceName = $backendConfig->resource) === null) {
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throw new ConfigurationError(
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'Configuration for user group backend \'%s\' is missing the \'resource\' directive',
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$name
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);
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}
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$resourceName = strtolower($resourceName);
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try {
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$resource = ResourceFactory::create($resourceName);
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} catch (IcingaException $e) {
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throw new ConfigurationError(
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'Can\'t create user group backend \'%s\'. An exception was thrown: %s',
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$resourceName,
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$e
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);
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}
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switch ($backendType) {
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case 'db':
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$backend = new DbUserGroupBackend($resource);
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break;
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case 'ini':
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$backend = new IniUserGroupBackend($resource);
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break;
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default:
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throw new ConfigurationError(
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'Can\'t create user group backend \'%s\'. Invalid backend type \'%s\'.',
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$name,
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$backendType
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);
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}
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$backend->setName($name);
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return $backend;
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}
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/**
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* Get the groups the given user is a member of
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*
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* @param User $user
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*
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* @return array
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*/
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abstract public function getMemberships(User $user);
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}
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