-- Prosody IM
--- Copyright (C) 2008-2009 Matthew Wild
--- Copyright (C) 2008-2009 Waqas Hussain
+-- 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 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 sasl_new = require "util.sasl".new;
+
+local prosody = _G.prosody;
+
+local setmetatable = setmetatable;
+
+local default_provider = "internal_plain";
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 {};
+function new_null_provider()
+ local function dummy() return nil, "method not implemented"; end;
+ local function dummy_get_sasl_handler() return sasl_new(nil, {}); end
+ return setmetatable({name = "null", get_sasl_handler = dummy_get_sasl_handler}, {
+ __index = function(self, method) return dummy; end
+ });
+end
- 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.";
+local provider_mt = { __index = new_null_provider() };
+
+function initialize_host(host)
+ local host_session = hosts[host];
+ if host_session.type ~= "local" then return; end
+
+ 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 config.get(host, "core", "anonymous_login") then auth_provider = "anonymous"; end -- COMPAT 0.7
+ if provider.name == auth_provider then
+ host_session.users = setmetatable(provider, provider_mt);
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.";
+ 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 config.get(host, "core", "anonymous_login") then auth_provider = "anonymous"; end -- COMPAT 0.7
+ if auth_provider ~= "null" then
+ modulemanager.load(host, "auth_"..auth_provider);
end
+end;
+prosody.events.add_handler("host-activated", initialize_host, 100);
+
+function test_password(username, host, password)
+ return hosts[host].users.test_password(username, password);
end
function get_password(username, host)
- return (datamanager.load(username, host, "accounts") or {}).password
+ 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 delete_user(username, host)
+ return hosts[host].users.delete_user(username);
+end
+
+function get_sasl_handler(host)
+ return hosts[host].users.get_sasl_handler();
end
-function get_supported_methods(host)
- return {["PLAIN"] = true, ["DIGEST-MD5"] = true}; -- TODO this should be taken from the config
+function get_provider(host)
+ return hosts[host].users;
end
-function is_admin(jid)
- local admins = config.get("*", "core", "admins");
- if type(admins) == "table" then
- jid = jid_bare(jid);
- for _,admin in ipairs(admins) do
- if admin == jid then return true; 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 host_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 global_admins then
+ log("error", "Global option 'admins' is not a list");
end
- else log("debug", "Option core.admins is not a table"); end
- return nil;
+ end
+
+ -- Still not an admin, check with auth provider
+ if not is_admin and host ~= "*" and hosts[host].users and hosts[host].users.is_admin then
+ is_admin = hosts[host].users.is_admin(jid);
+ end
+ return is_admin or false;
end
return _M;
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