+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
+
+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, "authentication") or default_provider;
+ if config.get(host, "anonymous_login") then
+ log("error", "Deprecated config option 'anonymous_login'. Use authentication = 'anonymous' instead.");
+ auth_provider = "anonymous";
+ end -- COMPAT 0.7
+ if provider.name == auth_provider then
+ host_session.users = setmetatable(provider, provider_mt);
+ 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, "authentication") or default_provider;
+ if config.get(host, "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 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 hosts[host].users.user_exists(username);
+end
+
+function create_user(username, password, host)
+ return hosts[host].users.create_user(username, password);
+end
+
+function delete_user(username, host)
+ local ok, err = hosts[host].users.delete_user(username);
+ if not ok then return nil, err; end
+ prosody.events.fire_event("user-deleted", { username = username, host = host });
+ return storagemanager.purge(username, host);
+end
+
+function users(host)
+ return hosts[host].users.users();
+end
+
+function get_sasl_handler(host, session)
+ return hosts[host].users.get_sasl_handler(session);
+end
+
+function get_provider(host)
+ return hosts[host].users;
+end
+
+function is_admin(jid, host)
+ if host and not hosts[host] then return false; end
+ if type(jid) ~= "string" then return false; end
+
+ local is_admin;
+ jid = jid_bare(jid);
+ host = host or "*";
+
+ local host_admins = config.get(host, "admins");
+ local global_admins = config.get("*", "admins");
+
+ if host_admins and host_admins ~= global_admins then
+ if type(host_admins) == "table" then
+ for _,admin in ipairs(host_admins) do
+ if jid_prep(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 jid_prep(admin) == jid then
+ is_admin = true;
+ break;
+ end
+ end
+ elseif global_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 and hosts[host].users.is_admin then
+ is_admin = hosts[host].users.is_admin(jid);
+ end
+ return is_admin or false;