--- Prosody IM v0.1
--- Copyright (C) 2008 Matthew Wild
--- Copyright (C) 2008 Waqas Hussain
---
--- 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.
+-- Prosody IM
+-- Copyright (C) 2008-2010 Matthew Wild
+-- Copyright (C) 2008-2010 Waqas Hussain
+--
+-- This project is MIT/X11 licensed. Please see the
+-- COPYING file in the source package for more information.
--
-
-
-require "util.datamanager"
-local datamanager = datamanager;
+local datamanager = require "util.datamanager";
+local modulemanager = require "core.modulemanager";
local log = require "util.logger".init("usermanager");
+local type = type;
local error = error;
+local ipairs = ipairs;
local hashes = require "util.hashes";
+local jid_bare = require "util.jid".bare;
+local config = require "core.configmanager";
+local hosts = hosts;
+
+local require_provisioning = config.get("*", "core", "cyrus_require_provisioning") or false;
+
+local prosody = _G.prosody;
+
+local setmetatable = setmetatable;
+
+local default_provider = "internal";
module "usermanager"
-function validate_credentials(host, username, password, method)
- log("debug", "User '%s' is being validated", username);
- local credentials = datamanager.load(username, host, "accounts") or {};
- if method == nil then method = "PLAIN"; end
- if method == "PLAIN" and credentials.password then -- PLAIN, do directly
- if password == credentials.password then
- return true;
- else
- return nil, "Auth failed. Invalid username or password.";
+function new_null_provider()
+ local function dummy() end;
+ return setmetatable({name = "null"}, { __index = function() return dummy; end });
+end
+
+local function host_handler(host)
+ local host_session = hosts[host];
+ host_session.events.add_handler("item-added/auth-provider", function (event)
+ local provider = event.item;
+ local auth_provider = config.get(host, "core", "authentication") or default_provider;
+ if provider.name == auth_provider then
+ host_session.users = provider;
end
- end
- -- must do md5
- -- make credentials md5
- local pwd = credentials.password;
- if not pwd then pwd = credentials.md5; else pwd = hashes.md5(pwd, true); end
- -- make password md5
- if method == "PLAIN" then
- password = hashes.md5(password or "", true);
- elseif method ~= "DIGEST-MD5" then
- return nil, "Unsupported auth method";
- end
- -- compare
- if password == pwd then
- return true;
- else
- return nil, "Auth failed. Invalid username or password.";
- end
+ if host_session.users ~= nil and host_session.users.name ~= nil then
+ log("debug", "host '%s' now set to use user provider '%s'", host, host_session.users.name);
+ end
+ end);
+ host_session.events.add_handler("item-removed/auth-provider", function (event)
+ local provider = event.item;
+ if host_session.users == provider then
+ host_session.users = new_null_provider();
+ end
+ end);
+ host_session.users = new_null_provider(); -- Start with the default usermanager provider
+ local auth_provider = config.get(host, "core", "authentication") or default_provider;
+ if auth_provider ~= "null" then
+ modulemanager.load(host, "auth_"..auth_provider);
+ end
+end;
+prosody.events.add_handler("host-activated", host_handler, 100);
+prosody.events.add_handler("component-activated", host_handler, 100);
+
+function is_cyrus(host) return config.get(host, "core", "sasl_backend") == "cyrus"; end
+
+function test_password(username, password, host)
+ return hosts[host].users.test_password(username, password);
+end
+
+function get_password(username, host)
+ return hosts[host].users.get_password(username);
+end
+
+function set_password(username, password, host)
+ return hosts[host].users.set_password(username, password);
end
function user_exists(username, host)
- return datamanager.load(username, host, "accounts") ~= nil; -- FIXME also check for empty credentials
+ return hosts[host].users.user_exists(username);
end
function create_user(username, password, host)
- return datamanager.store(username, host, "accounts", {password = password});
+ return hosts[host].users.create_user(username, password);
+end
+
+function get_sasl_handler(host)
+ return hosts[host].users.get_sasl_handler();
end
-function get_supported_methods(host)
- local methods = {["PLAIN"] = true}; -- TODO this should be taken from the config
- methods["DIGEST-MD5"] = true;
- return methods;
+function get_provider(host)
+ return hosts[host].users;
+end
+
+function is_admin(jid, host)
+ local is_admin;
+ jid = jid_bare(jid);
+ host = host or "*";
+
+ local host_admins = config.get(host, "core", "admins");
+ local global_admins = config.get("*", "core", "admins");
+
+ if host_admins and host_admins ~= global_admins then
+ if type(host_admins) == "table" then
+ for _,admin in ipairs(host_admins) do
+ if admin == jid then
+ is_admin = true;
+ break;
+ end
+ end
+ elseif admins then
+ log("error", "Option 'admins' for host '%s' is not a list", host);
+ end
+ end
+
+ if not is_admin and global_admins then
+ if type(global_admins) == "table" then
+ for _,admin in ipairs(global_admins) do
+ if admin == jid then
+ is_admin = true;
+ break;
+ end
+ end
+ elseif admins then
+ log("error", "Global option 'admins' is not a list");
+ end
+ end
+
+ -- Still not an admin, check with auth provider
+ if not is_admin and host ~= "*" and hosts[host].users.is_admin then
+ is_admin = hosts[host].users.is_admin(jid);
+ end
+ return is_admin or false;
end
return _M;