diff options
Diffstat (limited to 'modules/gallery/libraries/IdentityProvider.php')
| -rw-r--r-- | modules/gallery/libraries/IdentityProvider.php | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/modules/gallery/libraries/IdentityProvider.php b/modules/gallery/libraries/IdentityProvider.php new file mode 100644 index 00000000..24c849c1 --- /dev/null +++ b/modules/gallery/libraries/IdentityProvider.php @@ -0,0 +1,186 @@ +<?php defined("SYSPATH") or die("No direct script access."); +/** + * Gallery - a web based photo album viewer and editor + * Copyright (C) 2000-2009 Bharat Mediratta + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or (at + * your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. + */ + +/** + * Provides a driver-based interface for managing users and groups. + */ +class IdentityProvider_Core { + protected static $instance; + + // Configuration + protected $config; + + // Driver object + protected $driver; + + /** + * Returns a singleton instance of Identity. + * There can only be one Identity driver configured at a given point + * + * @param string configuration + * @return Identity_Core + */ + static function &instance() { + if (empty(self::$instance)) { + // Create a new instance + self::$instance = new IdentityProvider(); + } + + return self::$instance; + } + + /** + * Frees the current instance of the identity provider so the next call to instance will reload + * + * @param string configuration + * @return Identity_Core + */ + static function reset() { + self::$instance = null; + Kohana::config_clear("identity"); + } + + /** + * Loads the configured driver and validates it. + * + * @return void + */ + public function __construct() { + $config = module::get_var("gallery", "identity_provider", "user"); + + // Test the config group name + if (($this->config = Kohana::config("identity." . $config)) === NULL) { + throw new Exception("@todo NO_USER_LIBRARY_CONFIGURATION_FOR: $config"); + } + + // Set driver name + $driver = "IdentityProvider_" . ucfirst($this->config["driver"]) ."_Driver"; + + // Load the driver + if ( ! Kohana::auto_load($driver)) { + throw new Kohana_Exception("core.driver_not_found", $this->config["driver"], + get_class($this)); + } + + // Initialize the driver + $this->driver = new $driver($this->config["params"]); + + // Validate the driver + if ( !($this->driver instanceof IdentityProvider_Driver)) { + throw new Kohana_Exception("core.driver_implements", $this->config["driver"], + get_class($this), "IdentityProvider_Driver"); + } + + Kohana::log("debug", "Identity Library initialized"); + } + + /** + * Determine if if the current driver supports updates. + * + * @return boolean true if the driver supports updates; false if read only + */ + public function is_writable() { + return !empty($this->config["allow_updates"]); + } + + /** + * @see IdentityProvider_Driver::guest. + */ + public function guest() { + return $this->driver->guest(); + } + + /** + * @see IdentityProvider_Driver::create_user. + */ + public function create_user($name, $full_name, $password) { + return $this->driver->create_user($name, $full_name, $password); + } + + /** + * @see IdentityProvider_Driver::is_correct_password. + */ + public function is_correct_password($user, $password) { + return $this->driver->is_correct_password($user, $password); + } + + /** + * @see IdentityProvider_Driver::lookup_user. + */ + public function lookup_user($id) { + return $this->driver->lookup_user($id); + } + + /** + * @see IdentityProvider_Driver::lookup_user_by_name. + */ + public function lookup_user_by_name($name) { + return $this->driver->lookup_user_by_name($name); + } + + /** + * @see IdentityProvider_Driver::create_group. + */ + public function create_group($name) { + return $this->driver->create_group($name); + } + + /** + * @see IdentityProvider_Driver::everybody. + */ + public function everybody() { + return $this->driver->everybody(); + } + + /** + * @see IdentityProvider_Driver::registered_users. + */ + public function registered_users() { + return $this->driver->everybody(); + } + + /** + * @see IdentityProvider_Driver::lookup_group. + */ + public function lookup_group($id) { + return $this->driver->lookup_group($id); + } + + /** + * @see IdentityProvider_Driver::lookup_group_by_name. + */ + public function lookup_group_by_name($name) { + return $this->driver->lookup_group_by_name($name); + } + + /** + * @see IdentityProvider_Driver::get_user_list. + */ + public function get_user_list($ids) { + return $this->driver->get_user_list($ids); + } + + /** + * @see IdentityProvider_Driver::groups. + */ + public function groups() { + return $this->driver->groups(); + } +} // End Identity |